CN103558846A - Fault diagnosis method for rail grinding wagon - Google Patents

Abstract

The invention discloses a fault diagnosis method for a rail grinding wagon. A vehicle-mounted device obtains monitoring and/or diagnosis information of a grinding control host computer and a walking control host computer through an interchanger and analyzes the fault to obtain the information of the fault phenomenon and the fault type. When the vehicle-mounted device judges that the rail grinding wagon breaks down, the fault type is sent to a fault diagnosis server, the fault type information is automatically pushed to a client, and a user is reminded to carry out the corresponding fault diagnosis. When the user selects to carry out the fault diagnosis on the rail grinding wagon, the fault diagnosis server sends an order to the vehicle-mounted device and receives data which are returned by the vehicle-mounted device and include the fault phenomenon of the rail grinding wagon, and the fault diagnosis server obtains the corresponding fault reason and the solution according to the fault phenomenon information and sends the corresponding fault reason and the solution to the client. The fault diagnosis method solves the technical problems that in the prior art, the operating state of the rail grinding wagon cannot be monitored in real-time and remote mode, efficiency is low, and a decision basis cannot be provided for maintaining the rail grinding wagon.

Description

Rail grinding machine method for diagnosing faults

Technical field

The present invention relates to a kind of electrical equipment of railway engineering machinery, especially relate to a kind of rail grinding machine method for diagnosing faults that is applied to railway engineering vehicular field.

Background technology

At present, the whole dependence on import of steel rail grinding vehicle control of China, system complex, and kind is more, in addition the applying unit of rail grinding machine is not a lot of in earlier stage, in use exists fault to be difficult to the phenomenon of investigation, and field failure relies on artificial investigation completely, there is the shortcoming of length consuming time, had a strong impact on the operational use time of rail grinding machine.Simultaneously, because Imported Rails grinding machine control system itself has fault diagnosis functions, but its fault diagnosis algorithm is complicated and underground, and in order to guarantee not affect the normal operation of rail grinding machine, do not allow external system directly to access the work data that steel rail grinding vehicle control obtains rail grinding machine yet.Therefore, how to obtain the data of rail grinding machine and fault diagnosis result and do not disturb the operation of rail grinding machine also to become a key factor that affects fault diagnosis system.

Steel rail grinding vehicle control of the prior art is mainly comprised of 2 traveling main control systems and 3 polishing main control systems and some mixed-media network modules mixed-medias, and its control system structured flowchart as shown in Figure 1.In existing rail grinding machine control method, traveling main control system is responsible for the traveling of rail grinding machine and is controlled, and polishing main control system is responsible for the polishing operation of rail grinding machine and is controlled.Polishing main control system is communicated by letter with mixed-media network modules mixed-media by CAN bus, and transfer control signal is to bottom execution unit, and the feedback signal of execution unit is sent to polishing main frame by mixed-media network modules mixed-media.Each traveling main control system and polishing main control system are connected to Ethernet switch, and each main frame carries out data interaction by Ethernet.

Although existing rail grinding machine control method itself has self check and diagnostic function, also there is following some technological deficiency:

(1) existing rail grinding machine control method can only tracing trouble position and fault category, and can not give is out of order solves suggestion, have a strong impact on the efficiency of dealing with problems;

(2) existing rail grinding machine control method can only be checked rail grinding machine duty and fault at the scene, and data do not upload to ground, therefore can not guarantee the accurate and complete of failure logging, cannot realize remote real time monitoring;

(3) failure logging of existing rail grinding machine control method is kept in rail grinding machine main control system, and can only check the fault of this generation, can not check historical failure record, can not carry out statistical study to fault, therefore cannot provide decision-making foundation for maintenance, the maintenance of rail grinding machine;

(4) because there is at present the rail grinding machine of multiple different model, there is diagnostic mode and the skimble-scamble technological deficiency of method of operating in the steel rail grinding vehicle control of various different models therefore.

Summary of the invention

In view of this, the object of the present invention is to provide a kind of rail grinding machine method for diagnosing faults, what overcome prior art existence can not carry out real-time remote monitoring to rail grinding machine job state, the efficiency of dealing with problems is not high, and the technical matters that cannot provide decision-making foundation for maintenance and the maintenance of rail grinding machine.

In order to realize foregoing invention object, the present invention specifically provides a kind of technic relization scheme of rail grinding machine method for diagnosing faults, a kind of rail grinding machine method for diagnosing faults, and rail grinding machine fault diagnosis system comprises car-mounted device and ground-based server.Described car-mounted device is arranged on rail grinding machine, described rail grinding machine also comprises switch, network system, polishing main control system and traveling main control system, between described car-mounted device, switch, polishing main control system and traveling main control system, by described network system, is connected.Described ground-based server comprises the car-ground communication server, fault diagnosis server and database server, and the method comprises the following steps:

(A): described car-mounted device obtains monitoring and/or the diagnostic message of described polishing main control system and traveling main control system by described switch, and carry out fault analysis, obtain phenomenon of the failure and fault type information, one or more related datas that comprise described phenomenon of the failure, fault type information, Monitoring Data are sent to described fault diagnosis server by wireless network and the described car-ground communication server;

(B): the described car-ground communication server carries out management and the scheduling of the data interaction between described car-mounted device and described fault diagnosis server, described database server provides fault diagnosis data for described fault diagnosis server;

(C): when described car-mounted device judges that described rail grinding machine breaks down, described car-mounted device is sent to described fault diagnosis server by described fault type information, user is by described in client access during fault diagnosis server, described fault diagnosis server pushes the fault type information of described rail grinding machine automatically to described client computer, points out described user to carry out corresponding fault diagnosis;

(D): when described user selects described rail grinding machine to carry out fault diagnosis, by described fault diagnosis server, by the described car-ground communication server, described user's instruction is sent to described car-mounted device, described fault diagnosis server receives the data that comprise rail grinding machine phenomenon of the failure that described car-mounted device returns, described fault diagnosis server is according to the corresponding failure cause of described phenomenon of the failure acquisition of information and solution, and failure cause and solution data are sent to described client computer.

Preferably, described step (D) is further comprising the steps:

To comprising rail grinding machine phenomenon of the failure, causing the information of failure cause and fault solution to store formation diagnostician database, simultaneously to comprising that vehicle trouble records, the information of vehicle service record is stored history of forming database;

Described fault diagnosis server investigates, solves the method for rail grinding machine fault according to described user, automatically described diagnostician's database is expanded, or described user expands described diagnostician's database according to actual conditions.

Preferably, in described step (D), when described user selects described rail grinding machine to carry out fault diagnosis, described fault diagnosis server sends diagnostic instruction by the described car-ground communication server to described car-mounted device, described car-mounted device is uploaded corresponding diagnostic data to described fault diagnosis server after receiving described diagnostic instruction, described fault diagnosis server is retrieved described diagnostician's database according to the phenomenon of the failure in the diagnostic data receiving, obtain the reason and the fault solution that cause fault, and by described diagnostic data, phenomenon of the failure, causing failure cause and fault solution to be sent to described client computer checks for described user, if having determined, described user causes failure cause and fault solution, described fault diagnosis server will cause failure cause and fault solution to be recorded in described diagnostician's database.

Preferably, in described step (A), described car-mounted device accesses in the Ethernet of described rail grinding machine by described switch, intercept described polishing main control system and traveling main control system and be sent to the data in network, therefrom gather and preserve the detection and diagnosis information of described rail grinding machine, and carry out fault analysis, thereby obtain fault generation information and fault type.Described car-mounted device is according to determine generation and the fault type of fault from the fault flag in the detection and diagnosis information of described polishing main control system and traveling main control system, or described car-mounted device is according to comparing from value of feedback and setting value in the detection and diagnosis information of described polishing main control system and traveling main control system, or judge whether value of feedback determines generation and the fault type of fault in effective range.

Preferably, the described car-ground communication server has fixing IP address, described car-mounted device is logined to described fault diagnosis server by the described car-ground communication server afterwards automatically in startup, and regularly by described wireless network and the car-ground communication server, related data is sent to described fault diagnosis server, or according to the instruction of described fault diagnosis server, related data is sent to described fault diagnosis server.When described fault diagnosis server need to communicate with described car-mounted device, described fault diagnosis server is sent to the described car-ground communication server by user instruction and related data, by the described car-ground communication server, according to car-ground communication protocol, will after described user instruction and related data packing, be sent to described car-mounted device.The described car-ground communication server receives the data that described car-mounted device returns, complete and described car-mounted device between data interaction, and then after the data based car-ground communication protocol that described car-mounted device is returned resolves, be sent to described fault diagnosis server and analyze, process.

Preferably, described method for diagnosing faults also comprises vehicle operation information monitoring process, and this process is further comprising the steps:

Described ground-based server adopts B/S framework, described fault diagnosis server is based on Web server, described user conducts interviews to the fault diagnosis server of described ground-based server through Internet network by the Web browser in described client computer, thereby obtain the job information of described rail grinding machine, and realize the detection and diagnosis to described rail grinding machine.When described user sends request of data by Web browser, described fault diagnosis server is resolved this request of data, and the Web browser that sends data to described client computer shows.The job information of described rail grinding machine comprises rail grinding machine polishing and the calibration information from described polishing main control system, from the rail grinding machine traveling information of described traveling main control system, and from the mixed-media network modules mixed-media parameter information of described rail grinding machine inside.Described user utilizes described client computer to realize the fault diagnosis to the engine of described rail grinding machine, hydraulic system, polishing motor and network system by the fault diagnosis server of the described ground-based server of access.

Preferably, described method for diagnosing faults also comprises vehicle position information acquisition process, and this process is further comprising the steps:

Described car-mounted device obtains the current positional information of described rail grinding machine by GPS module, and send at set intervals vehicle position information to described fault diagnosis server, described fault diagnosis server receives and preserves vehicle position information, when described user monitors vehicle position information, described fault diagnosis server is sent to described client computer with the form of electronic chart by described vehicle position information and checks for described user.

Preferably, described method for diagnosing faults also comprises the temporary and dump procedure of car-mounted device data, and this process is further comprising the steps:

Described car-mounted device is kept in the significant data that comprises failure message in a period of time to local disk automatically, when described user selects data dump function by described client computer, described fault diagnosis server sends data dump instruction to described car-mounted device, described car-mounted device is uploaded to described fault diagnosis server by related data, by described fault diagnosis server, data are saved to described database server again, for described user, by described client computer, check.

Preferably, described method for diagnosing faults also comprises car-mounted device software upgrade process, and this process is further comprising the steps:

In described fault diagnosis server, preserve the vehicle-mounted software upgrade package of described car-mounted device, after described car-mounted device starts, to described fault diagnosis server, send logging request bag, described fault diagnosis server is by the software version information in logging request bag, judge whether vehicle-mounted software needs to upgrade, if needed, upgrade, described fault diagnosis server sends vehicle-mounted software upgrading instruction to described car-mounted device, described car-mounted device receives after vehicle-mounted software upgrading instruction, from described fault diagnosis server, download vehicle-mounted software upgrade package, and when upper described car-mounted device once starts, the vehicle-mounted software upgrade package of verification, if verification is passed through, vehicle-mounted software is upgraded.

Preferably, described method for diagnosing faults also comprises failure message inquiry and statistical study process, and this process is further comprising the steps:

When described user sends information inquiry and statistical study instruction by described client computer to described fault diagnosis server, described fault diagnosis server obtains relevant data from described database server, and is sent to described client computer and shows in the mode of form or figure.Described information inquiry and statistical study instruction comprise by time query statement, by fault type query statement, by the statistics instruction of an all kinds fault frequency and the Duo Tai rail grinding machine frequency statistics instruction of all kinds fault in section at any time in section at any time of number of stoppages query statement, same rail grinding machine.

The technical scheme of the rail grinding machine method for diagnosing faults providing by enforcement the invention described above, has following technique effect:

(1) rail grinding machine method for diagnosing faults of the present invention not only can tracing trouble position and fault category, can also give to be out of order to solve suggestion simultaneously, improve greatly the efficiency of dealing with problems;

(2) rail grinding machine method for diagnosing faults of the present invention can not only be checked duty and the fault of rail grinding machine at the scene, can also be by data upload to ground, realized the remote real-time monitoring of rail grinding machine duty and diagnosis, effectively guide field personnel fix a breakdown, and have also guaranteed accuracy and the integrality of failure logging simultaneously;

(3) rail grinding machine method for diagnosing faults of the present invention can be checked the historical failure record of rail grinding machine, and fault is carried out to statistical study, can provide effective decision-making foundation for maintenance and the maintenance of rail grinding machine, can respond fast and process the on-the-spot various device fault occurring, improve the service efficiency of rail grinding machine;

(4) rail grinding machine method for diagnosing faults of the present invention is intercepted grinding machine Ethernet by car-mounted device, can obtain the information that respectively polish main control system and traveling main control system send, then filter out needed data, by wireless network, be sent to ground-based server analysis, process, realize the remote monitoring and diagnosis to rail grinding machine.

Accompanying drawing explanation

In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.

Fig. 1 is the system architecture composition frame chart of steel rail grinding vehicle control in prior art;

Fig. 2 is the system control principle block diagram of a kind of embodiment of rail grinding machine fault diagnosis system provided by the invention;

Fig. 3 is the system architecture diagram of a kind of embodiment of rail grinding machine fault diagnosis system provided by the invention;

Fig. 4 is the principle of work block diagram of a kind of embodiment car-mounted device of rail grinding machine fault diagnosis system provided by the invention;

Fig. 5 is the theory diagram of realizing of rail grinding machine method for diagnosing faults a kind of embodiment rail grinding machine data acquisition provided by the invention and analytic process;

Fig. 6 is the theory diagram of realizing of a kind of embodiment car-mounted device of rail grinding machine method for diagnosing faults provided by the invention and fault diagnosis server communication process;

Fig. 7 is the theory diagram of realizing of a kind of embodiment user's access fault of rail grinding machine method for diagnosing faults provided by the invention diagnosis server communication process;

Fig. 8 is the theory diagram of realizing of a kind of embodiment fault of rail grinding machine method for diagnosing faults provided by the invention automatic-prompting process;

Fig. 9 is the theory diagram of realizing of a kind of embodiment failure diagnostic process of rail grinding machine method for diagnosing faults provided by the invention;

Figure 10 is the theory diagram of realizing of a kind of embodiment vehicle location of rail grinding machine method for diagnosing faults provided by the invention observation process;

Figure 11 is the theory diagram of realizing of a kind of embodiment job information of rail grinding machine method for diagnosing faults provided by the invention observation process;

Figure 12 is the theory diagram of realizing of the temporary and dump procedure of a kind of embodiment car-mounted device of rail grinding machine method for diagnosing faults provided by the invention data;

Figure 13 is the theory diagram of realizing of rail grinding machine method for diagnosing faults a kind of embodiment information inquiry analysis provided by the invention and analytic statistics process;

In figure: 1-rail grinding machine, 2-ground-based server, 3-client computer, 4-wireless network, 10-car-mounted device, 11-switch, the 12-main control system of polishing, 13-traveling main control system, the car-ground communication server of 21-, 22-fault diagnosis server, 23-database server, 220-Information Statistics and analytic unit, 221-monitoring, diagnosing data capture unit, 222-vehicle information management unit, 223-expert diagnosis unit, 224-car-mounted device Condition Monitoring Unit, 230-user information database, 231-information of vehicles storehouse, 232-diagnostician storehouse, 233-historical data base.

Embodiment

For quote and know for the purpose of, by the technical term hereinafter using, write a Chinese character in simplified form or abridge and be described below:

GPRS:General Packet Radio Service, the abbreviation of general packet radio service technology;

WLAN:Wireless Local Area Networks, the abbreviation of WLAN;

Internet:internetwork, the abbreviation of internet;

Web: network, the technical fields such as existing extensive translations network, internet.Show as three kinds of forms, i.e. hypertext (hypertext), hypermedia (hypermedia), HTTP(Hypertext Transport Protocol) etc.;

LAN:Local Area Networks, the abbreviation of LAN;

PWM:Pulse Width Modulation, the abbreviation of pulse-length modulation;

CAN:Controller Area Network, the abbreviation of controller local area network;

GPS:Global Positioning System, the abbreviation of GPS;

PID:Proportional-Integral-Derivative controll, the abbreviation that proportional-integral-differential is controlled;

AI:Analog Input, the abbreviation of analog input;

AO:Analog Output, the abbreviation of simulation output;

DO:Digital Output, the abbreviation of numeral output;

DI:Digital Iutput, the abbreviation of numeral input;

IP:Internet Protocol, the abbreviation of Internet protocol;

Oracle: a relational database management system that is Oracle;

The abbreviation of B/S:Browser/Server, i.e. Browser/Server Mode, a kind of network structure pattern, this pattern has been unified client, and the core that systemic-function is realized focuses on server, has simplified exploitation, maintenance and the use of system.

For making object, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.

If accompanying drawing 2 is to as shown in accompanying drawing 13, provided the specific embodiment of rail grinding machine method for diagnosing faults of the present invention and the rail grinding machine fault diagnosis system based on the inventive method, below in conjunction with the drawings and specific embodiments, the invention will be further described.

As shown in accompanying drawing 2 and accompanying drawing 3, a kind of specific embodiment of rail grinding machine fault diagnosis system, comprising: car-mounted device 10 and ground-based server 2, car-mounted device 10 is arranged on rail grinding machine 1.Rail grinding machine 1 also comprises, switch 11, network system, polishing main control system 12 and traveling main control system 13, between car-mounted device 10, switch 11, polishing main control system 12 and traveling main control system 13, by network system, be connected, ground-based server 2 comprises the car-ground communication server 21, fault diagnosis server 22 and database server 23.Car-mounted device 10 obtains monitoring and/or the diagnostic message of polishing main control system 12 and traveling main control system 13 by switch 11, and carry out fault analysis, obtain phenomenon of the failure and fault type information, to comprise phenomenon of the failure, fault type information, Monitoring Data is sent to fault diagnosis server 22 in one or more interior related datas by wireless network 4 and the car-ground communication server 21, the data interaction between car-mounted device 10 and fault diagnosis server 22 is in charge of and is dispatched to the car-ground communication server 21, database server 23 provides fault diagnosis data for fault diagnosis server 22.Because communicating by letter between ground-based server 2 and car-mounted device 10 is telecommunication, and comprise Wireless Data Transmission, its reliability is not as local area network communication, therefore this part task is separated from fault diagnosis server 22, the car-ground communication server 21 is set between car-mounted device 10 and fault diagnosis server 22, be in charge of and dispatch the data interaction between car-mounted device 10 and fault diagnosis server 22, to alleviate the communication pressure of fault diagnosis server 22.

As shown in Figure 8, when car-mounteddevice 10 judgementrail grinding machines 1 break down, car-mounteddevice 10 is sent to faultdiagnosis server 22 by fault type information (engine failure, hydraulic system fault, polishing electrical fault and the network system failures that comprise rail grinding machine 1), when user passes throughclient computer 3 accessfault diagnosis server 22,fault diagnosis server 22 pushes the fault type information ofrail grinding machine 1 automatically toclient computer 3, and prompting user carries out corresponding fault diagnosis.As shown in Figure 9, when user selectsrail grinding machine 1 to carry out fault diagnosis, byfault diagnosis server 22, by the car-ground communication server 21, user's instruction is sent to car-mounteddevice 10,fault diagnosis server 22 receives the data that compriserail grinding machine 1 phenomenon of the failure that car-mounteddevice 10 returns through the car-ground communication server 21,fault diagnosis server 22 is according to the corresponding failure cause of phenomenon of the failure acquisition of information and solution, and failure cause and solution data are sent toclient computer 3.

The fault state data that faultdiagnosis server 22 regularly sends according to car-mounteddevice 10 judges whetherrail grinding machine 1 breaks down, if there is fault,fault diagnosis server 22 sends to fault type all clients of having loginedclient computer 3 of thisrail grinding machine 1 authority of monitoring, diagnosing, with prompting user, enter corresponding fault diagnosis interface, further diagnose.Car-mounteddevice 10 is realized and being communicated by letter by wireless-transmission network, Internet and LAN with fault diagnosis server 22.Car-mounteddevice 10 receives the instruction thatfault diagnosis server 22 sends, and uploads monitoring, diagnostic data.Fault diagnosis server 22 sends instruction, and receives the data from car-mounteddevice 10.

The rail grinding machine fault diagnosis system that specific embodiment is described is intercepted by being connected to the ethernet communication of 10 pairs ofrail grinding machines 1 of car-mounted device of theEthernet switch 11 ofrail grinding machine 1, obtain the information that respectively polishmain control system 12 and travelingmain control system 13 send, then filter out needed data, by GPRS/WLAN, be sent to ground-basedserver 2 and analyze, process, realize the remote monitoring and diagnosis to rail grinding machine 1.The specific embodiment of the invention is sent to ground by data such as the traveling ofrail grinding machine 1, operations by wireless network and analyzes, processes, ground staff accesses native system by Internet, can understand ruuning situation and the duty ofrail grinding machine 1,rail grinding machine 1 is carried out to remote monitoring and diagnosis, and can guide field personnel fix a breakdown.Therefore, the specific embodiment of the invention is to quick response and process the on-the-spot various device fault occurring, the service efficiency that improvesrail grinding machine 1 is significant.

As shown in Figure 3, on the basis of previous embodiment, ground-basedserver 2 also comprisesdatabase server 23, anddatabase server 23 adopts the various data of oracle database system storage, and data are mainly divided three classes:

(1) management data, comprises information of vehicles, user profile, unit information etc.;

(2) historical data, comprises vehicle trouble record, vehicle service record etc.User can pass through historical data, and failure message is inquired about, analyzed and adds up, and understands the information such as incidence, fault distribution of all kinds of faults, as the reference of vehicle maintenance, maintenance;

(3) diagnostician storehouse, comprises the various data such as solution that cause the reason of fault, the phenomenon of various faults and various faults, is the support storehouse of fault diagnosis.

Database server 23 further comprises user information database 230, information of vehicles storehouse 231, diagnostician storehouse 232 and historical data base 233.User information database 230 is for storing user's login and log-on message, and information of vehicles storehouse 231 is for storing the various supplemental characteristics of rail grinding machine 1.Diagnostician storehouse 232 store compriserail grinding machine 1 phenomenon of the failure, cause the information of failure cause and fault solution, historical data base 233 to store comprising the information of vehicle trouble record, vehicle service record.Fault diagnosis server 22, according to the method for user's investigation, solution rail grinding machine fault, automatically diagnostician storehouse 232 is expanded, or user expands diagnostician storehouse 232 according to actual conditions.The car-ground communication server 21,fault diagnosis server 22,database server 23 these three kinds of servers can adopt one or more PC server hardware, if adopt many computing machines, between each computing machine, by 1000M or LAN (Local Area Network) more at a high speed, connect.

As shown in Figure 3, fault diagnosis server 22 further comprises monitoring, diagnosing data capture unit 221, vehicle information management unit 222, expert diagnosis unit 223 and car-mounted device Condition Monitoring Unit 224.Car-mounted device Condition Monitoring Unit 224 is connected with the car-ground communication server 21, monitoring, diagnosing data capture unit 221 is connected with client computer 3, receive and resolve the request of data from client computer 3, and rail grinding machine 1 monitoring and the fault diagnosis data that comprise diagnostic data, phenomenon of the failure and expert diagnosis result are sent to client computer 3.Car-mounted device Condition Monitoring Unit 224 sends request of data instruction or fault diagnosis instruction by the car-ground communication server 21 to car-mounted device 10, and receives and resolve the related data from car-mounted device 10.Car-mounted device Condition Monitoring Unit 224 is connected with expert diagnosis unit 232, expert diagnosis unit 232 obtains the data from car-mounted device 10 by car-mounted device Condition Monitoring Unit 224, expert diagnosis unit 232 is also connected with diagnostician storehouse 232, diagnostician storehouse 232 is according to the phenomenon of the failure retrieval diagnostician storehouse 232 in the diagnostic data receiving, obtain and cause the reason of fault and fault solution to be sent to monitoring, diagnosing data capture unit 221, and investigate according to user, solve the method for rail grinding machine fault, automatically diagnostician storehouse 232 is expanded, or user expands diagnostician storehouse 232 according to actual conditions.Vehicle information management unit 222 is connected with car-mounted device Condition Monitoring Unit 224, obtains, preserves and manage the information of vehicles from the rail grinding machine 1 of car-mounted device 10.

As shown in Figure 7, when user selectsrail grinding machine 1 to carry out fault diagnosis,fault diagnosis server 22 sends diagnostic instruction by the car-ground communication server 21 to car-mounteddevice 10, car-mounteddevice 10 is uploaded corresponding diagnostic data to faultdiagnosis server 22 after receiving diagnostic instruction,fault diagnosis server 22 is according to the phenomenon of the failure retrieval diagnostician storehouse 232 in the diagnostic data receiving, obtain the reason and the fault solution that cause fault, and by diagnostic data, phenomenon of the failure, causing failure cause and fault solution to be sent toclient computer 3 checks for user, if having determined, user causes failure cause and fault solution,fault diagnosis server 22 will cause failure cause and fault solution to be recorded in diagnostician storehouse 232.

User can, by thefault diagnosis server 22 on access ground, realize the diagnosis to the engine ofrail grinding machine 1, hydraulic system, polishing motor and network system.The car-mounteddevice 10 ofrail grinding machine 1, switch 11, polishingmain control system 12 and travelingmain control system 13 are all provided with CAN network-bus module, and communicate by CAN bus network.

Engine diagnostic function comprises: the diagnosis of engine oil temperature, engine oil pressure, engine coolant temperature, engine battery voltage, 600V generator voltage and stator temperature, 380V generator voltage etc.

Hydraulic system diagnostic function comprises: the diagnosis of hydraulic pressure polishing system oil pressure and oil temperature, fluid power system oil pressure oil temperature etc.

Polishing motor diagnostic function comprises: the diagnosis of polishing motor rotation state, polishing motor feedback power, polishing motor feedback angle, polishing motor temperature, polishing motor PWM value, polishing motor grinding stone number percent etc.

Network system diagnostic function comprises: check the network system situation ofrail grinding machine 1, comprise the diagnosis of the online and abnormality, CAN network-bus module IO channel state, CAN network-bus module excited state etc. of polishingmain control system 12, travelingmain control system 13 and CAN network-bus module.

As a kind of better specific embodiment, if rail grinding machine 1 has multiple different model, in order to realize the fault diagnosis of rail grinding machine 1, first need to analyze the ethernet communication protocol of various model rail grinding machines 1, determine data in Ethernet data bag and the corresponding relation of each parameter, thereby extract required monitoring, diagnostic data.Secondly, be that the failure message definition of rail grinding machine 1 is analyzed, according to the diagnostic data extracting, fault type and information that judgement now occurs.As shown in accompanying drawing 4 and accompanying drawing 5, on the basis of previous embodiment, car-mounted device 10 accesses in the Ethernet of rail grinding machine 1 by switch 11, intercept polishing main control system 12 and traveling main control system 13 and be sent to the data in network, therefrom gather and preserve the detection and diagnosis information of rail grinding machine 1, and carry out fault analysis, thereby obtain fault generation information and fault type.Car-mounted device 10 is determined generation and the fault type of fault according to the fault flag in the detection and diagnosis information from polishing main control system 12 and traveling main control system 13, or car-mounted device 10 compares according to value of feedback and setting value in the detection and diagnosis information from polishing main control system 12 and traveling main control system 13, or judge whether value of feedback determines generation and the fault type of fault in effective range.

As shown in Figure 6, the car-ground communication server 21 has fixing IP address, car-mounteddevice 10 is logined to faultdiagnosis server 22 by the car-ground communication server 21 afterwards automatically in startup, and regularly bywireless network 4 and the car-ground communication server 21, related data is sent to faultdiagnosis server 22, or according to the instruction offault diagnosis server 22, related data is sent to fault diagnosis server 22.Whenfault diagnosis server 22 need to communicate with car-mounteddevice 10,fault diagnosis server 22 is sent to the car-ground communication server 21 by user instruction and related data, by the car-ground communication server 21, according to car-ground communication protocol, will after user instruction and related data packing, be sent to car-mounted device 10.The car-ground communication server 21 receives the data that car-mounteddevice 10 returns, complete and car-mounteddevice 10 between data interaction (comprise instruction, data re-transmitting, the error processing procedures such as data check), and then after the data based car-ground communication protocol that car-mounteddevice 10 is returned resolves, be sent tofault diagnosis server 22 and analyze, process.

As shown in Figure 11, on the basis of aforementioned specific embodiment, ground-based server 2 further adopts B/S framework, and fault diagnosis server 22 is based on Web server.Fault diagnosis server 22 adopts B/S framework, the user with authority uses browser to pass through Internet access fault diagnosis server 22, thereby obtain the various information of rail grinding machine 1, the detection and diagnosis of realization to rail grinding machine 1, also can manage by 22 pairs of whole rail grinding machine fault diagnosis systems of fault diagnosis server.User conducts interviews to the fault diagnosis server 22 of ground-based server 2 through Internet network by the Web browser in client computer 3, thereby obtains the job information of rail grinding machine 1, and realizes the detection and diagnosis to rail grinding machine 1.When user sends request of data (Monitoring instruction) by Web browser, fault diagnosis server 22 is resolved these request of data, and sends data (Monitoring Data) to the Web browser of client computer 3 and show.The job information of rail grinding machine 1 comprises rail grinding machine polishing and the calibration information from polishing main control system 12, from the rail grinding machine traveling information of traveling main control system 13, and from the network parameter information of rail grinding machine 1 inside.The fault diagnosis that user utilizes client computer 3 to realize the engine of rail grinding machine 1, hydraulic system, polishing motor and network system by the fault diagnosis server 22 of access ground-based server 2.

The job information ofrail grinding machine 1 specifically comprises:

(1) polishing information: polishing pattern, polishing motor operating state, polishing motor setting power and feedback power, polishing motor set angle and feedback angle, auxiliary frame state, grinding stone state, polishing region, polishing motor opening, fly-ash separator opening, hydraulic system opening etc.;

(2) traveling information: gearbox-gear and RPM(speed at maximum torque) before and after value, driving pump discharge capacity, driving pump to the opening of pressure, traveling speed, watering device and lamp etc.;

(3) calibration information: polishing motor PID and PWM value, polishing impact point distance, angle demodulator calibration parameter, wheel diameter etc.;

(4) network parameter: input, the output quantity of local CAN network-bus module, the AI module, AO1 module, DO module and the DI module that are connected with travelingmain control system 13 with polishingmain control system 12.

As shown in Figure 10, on the basis of aforementioned specific embodiment, car-mounteddevice 10 also further comprises GPS module, car-mounteddevice 10 obtains the current positional information ofrail grinding machine 1 by GPS module, and send at set intervals vehicle position information tofault diagnosis server 22,fault diagnosis server 22 receives and preserves vehicle position information, when user monitors vehicle position information,fault diagnosis server 22 is sent toclient computer 3 with the form of electronic chart by vehicle position information and checks for users.

As shown in Figure 12, on the basis of aforementioned specific embodiment, in order to prevent due to certain unit in system break down (as abnormal in wireless network), cause car-mounteddevice 10 cannot upload data to faultdiagnosis server 22, car-mounteddevice 10 also further comprises local disk, car-mounteddevice 10 is kept in the significant data that comprises failure message in a period of time to local disk automatically, when user selects data dump function byclient computer 3,fault diagnosis server 22 sends data dump instruction to car-mounteddevice 10, car-mounteddevice 10 is uploaded to faultdiagnosis server 22 by related data, byfault diagnosis server 22, data are saved todatabase server 23 again, for user, byclient computer 3, check.

On the basis of aforementioned specific embodiment, infault diagnosis server 22, preserve the vehicle-mounted software upgrade package of car-mounteddevice 10, after car-mounteddevice 10 starts, to faultdiagnosis server 22, send logging request bag,fault diagnosis server 22 is by the software version information in logging request bag, judge whether vehicle-mounted software needs to upgrade, if needed, upgrade,fault diagnosis server 22 sends vehicle-mounted software upgrading instruction to car-mounteddevice 10, car-mounteddevice 10 receives after vehicle-mounted software upgrading instruction, fromfault diagnosis server 22, download vehicle-mounted software upgrade package, and while once starting on car-mounteddevice 10, the vehicle-mounted software upgrade package of verification, if verification is passed through, vehicle-mounted software is upgraded.

As shown in Figure 13, on the basis of aforementioned specific embodiment,fault diagnosis server 22 also further comprises information inquiry and statistical analysis unit 220, information inquiry is connected with the historical data base 233 ofdatabase server 23 with statistical analysis unit 220, and is connected with monitoring, diagnosing data capture unit 221.When user sends information inquiry and statistical study instruction byclient computer 3 to faultdiagnosis server 22, information inquiry and statistical analysis unit 220 are obtained relevant data from the historical data base 233 ofdatabase server 23, and data are sent toclient computer 3 by monitoring, diagnosing data capture unit 221 in the mode of form or figure, show.When user carries out inquiry, statistics and management function, 22 of fault diagnosis servers need be communicated by letter withdatabase server 23, can complete.Information inquiry and statistical study instruction comprise by time query statement, by fault type query statement, by the statistics instruction of an all kinds fault frequency and the Duo Tairail grinding machine 1 frequency statistics instruction of all kinds fault in section at any time in section at any time of number of stoppages query statement, samerail grinding machine 1.

Embodiment 1: as shown in Figures 2 and 3, a kind of specific embodiment of the rail grinding machine method for diagnosing faults based on above-mentioned rail grinding machine fault diagnosis system, rail grinding machine fault diagnosis system comprises: car-mounteddevice 10 and ground-basedserver 2, car-mounteddevice 10 is arranged on rail grinding machine 1.Rail grinding machine 1 also further comprisesswitch 11, network system, polishingmain control system 12 and travelingmain control system 13, between car-mounteddevice 10,switch 11, polishingmain control system 12 and travelingmain control system 13, by network system, is connected.Ground-basedserver 2 comprises the car-ground communication server 21,fault diagnosis server 22, and the method comprises the following steps:

(A) car-mounteddevice 10 obtains monitoring and/or the diagnostic message of polishingmain control system 12 and travelingmain control system 13 byswitch 11, and carry out fault analysis, obtain phenomenon of the failure and fault type information, one or more related datas that comprise phenomenon of the failure, fault type information, Monitoring Data are sent to faultdiagnosis server 22 bywireless network 4 and the car-ground communication server 21;

(B) the car-ground communication server 21 carries out management and the scheduling of the data interaction between car-mounteddevice 10 andfault diagnosis server 22, anddatabase server 23 provides fault diagnosis data forfault diagnosis server 22;

(C) when car-mounteddevice 10 judgementrail grinding machines 1 break down, car-mounteddevice 10 is sent to faultdiagnosis server 22 by fault type information, when user passes throughclient computer 3 accessfault diagnosis server 22,fault diagnosis server 22 pushes the fault type information ofrail grinding machine 1 automatically toclient computer 3, and prompting user carries out corresponding fault diagnosis;

(D) when user selectsrail grinding machine 1 to carry out fault diagnosis, byfault diagnosis server 22, by the car-ground communication server 21, user's instruction is sent to car-mounteddevice 10,fault diagnosis server 22 receives the data that compriserail grinding machine 1 phenomenon of the failure that car-mounteddevice 10 returns through the car-ground communication server 21,fault diagnosis server 22 is according to the corresponding failure cause of phenomenon of the failure acquisition of information and solution, and failure cause and solution data are sent toclient computer 3.

Embodiment 2: on the basis of aforementioned specific embodiment, (D) is further comprising the steps for step:

To comprising rail grinding machine phenomenon of the failure, causing the information of failure cause and fault solution to store formation diagnostician data, simultaneously to comprising that vehicle trouble records, the information of vehicle service record is stored history of forming data;

Fault diagnosis server 22, according to the method for user's investigation, solutionrail grinding machine 1 fault, automatically diagnostician's data are expanded, or user expands diagnostician's data according to actual conditions.

As accompanying drawing 6, shown in 7 and 8, in step (D), when user selectsrail grinding machine 1 to carry out fault diagnosis,fault diagnosis server 22 sends diagnostic instruction by the car-ground communication server 21 to car-mounteddevice 10, car-mounteddevice 10 is uploaded corresponding diagnostic data to faultdiagnosis server 22 after receiving diagnostic instruction,fault diagnosis server 22 is according to the phenomenon of the failure retrieval diagnostician database in the diagnostic data receiving, obtain the reason and the fault solution that cause fault, and by diagnostic data, phenomenon of the failure, causing failure cause and fault solution to be sent toclient computer 3 checks for user, if having determined, user causes failure cause and fault solution,fault diagnosis server 22 will cause failure cause and fault solution to be recorded in diagnostician's database 232.

Embodiment 3: as shown in attached Figure 4 and 5, on the basis of aforementioned specific embodiment, in step (A), car-mounteddevice 10 accesses in the Ethernet ofrail grinding machine 1 byswitch 11, intercept polishingmain control system 12 and travelingmain control system 13 and be sent to the data in network, therefrom gather and preserve the detection and diagnosis information ofrail grinding machine 1, and carry out fault analysis, thereby obtain fault generation information and fault type.The method that the phenomenon of the failure ofrail grinding machine 1 is analyzed has two kinds:

(a) direct analysis, the diagnostic result (according to fault flag) of direct use polishingmain control system 12 is determined the generation of fault, as bottom module (AI module, AO1 module, DO module and DI module) is used to refer to the digital input signals of certain fault, the off-line of bottom module and error condition etc.;

(b) method of comparative analysis, by relatively value of feedback and setting value, or whether value of feedback determine the generation of fault in effective range, as polished motor angle adjustment abnormal, engine water temperature is excessively high.

Car-mounteddevice 10 is determined generation and the fault type of fault according to the fault flag in the detection and diagnosis information from polishingmain control system 12 and travelingmain control system 13, or car-mounteddevice 10 compares according to value of feedback and setting value in the detection and diagnosis information from polishingmain control system 12 and travelingmain control system 13, or judge whether value of feedback determines generation and the fault type of fault in effective range.

As shown in Figure 9, the car-ground communication server 21 has fixing IP address, car-mounteddevice 10 is logined to faultdiagnosis server 22 by the car-ground communication server 2 afterwards automatically in startup, and regularly bywireless network 4 and the car-ground communication server 21, related data is sent to faultdiagnosis server 22, or according to the instruction offault diagnosis server 22, related data is sent to fault diagnosis server 22.Whenfault diagnosis server 22 need to communicate with car-mounteddevice 10,fault diagnosis server 22 is sent to the car-ground communication server 21 by user instruction and related data, by the car-ground communication server 21, according to car-ground communication protocol, will after user instruction and related data packing, be sent to car-mounted device 10.The car-ground communication server 21 receives the data that car-mounteddevice 10 returns, complete and car-mounteddevice 10 between data interaction, and then after the data based car-ground communication protocol that car-mounteddevice 10 is returned resolves, be sent tofault diagnosis server 22 and analyze, process.

Embodiment 3: as shown in Figure 11, on the basis of aforementioned specific embodiment, method for diagnosing faults also comprises vehicle operation information monitoring process, and this process is further comprising the steps:

Ground-basedserver 2 adopts B/S framework,fault diagnosis server 22 is based on Web server, user conducts interviews to thefault diagnosis server 22 of ground-basedserver 2 through Internet network by the Web browser inclient computer 3, thereby obtain the job information ofrail grinding machine 1, and realize the detection and diagnosis to rail grinding machine 1.When user sends request of data by Web browser,fault diagnosis server 22 is resolved these request of data, and the Web browser that sends data toclient computer 3 shows.The job information ofrail grinding machine 1 comprises rail grinding machine polishing and the calibration information from polishingmain control system 12, from the rail grinding machine traveling information of travelingmain control system 13, and from the network parameter information ofrail grinding machine 1 inside.The fault diagnosis that user utilizesclient computer 3 to realize the engine ofrail grinding machine 1, hydraulic system, polishing motor and network system by thefault diagnosis server 22 of access ground-basedserver 2.

Embodiment 4: as shown in Figure 10, on the basis of aforementioned specific embodiment, method for diagnosing faults also comprises vehicle position information acquisition process, and this process is further comprising the steps:

Car-mounteddevice 10 obtains the current positional information ofrail grinding machine 1 by GPS module, and send at set intervals vehicle position information tofault diagnosis server 22,fault diagnosis server 22 receives and preserves vehicle position information, when user monitors vehicle position information,fault diagnosis server 22 is sent toclient computer 3 with the form of electronic chart by vehicle position information and checks for users.

Embodiment 5: as shown in Figure 12, on the basis of aforementioned specific embodiment, method for diagnosing faults also comprises the temporary and dump procedure of car-mounteddevice 10 data, and this process is further comprising the steps:

Car-mounteddevice 10 is kept in the significant data that comprises failure message in a period of time to local disk automatically, when user selects data dump function byclient computer 3,fault diagnosis server 22 sends data dump instruction to car-mounteddevice 10, car-mounteddevice 10 is uploaded to faultdiagnosis server 22 by related data, byfault diagnosis server 22, data are saved todatabase server 23 again, for user, byclient computer 3, check.

Embodiment 6: on the basis of aforementioned specific embodiment, method for diagnosing faults also comprises car-mounteddevice 10 software upgrade process, and this process is further comprising the steps:

Infault diagnosis server 22, preserve the vehicle-mounted software upgrade package of car-mounteddevice 10, after car-mounteddevice 10 starts, to faultdiagnosis server 22, send logging request bag,fault diagnosis server 22 is by the software version information in logging request bag, judge whether vehicle-mounted software needs to upgrade, if needed, upgrade,fault diagnosis server 22 sends vehicle-mounted software upgrading instruction to car-mounteddevice 10, car-mounteddevice 10 receives after vehicle-mounted software upgrading instruction, fromfault diagnosis server 22, download vehicle-mounted software upgrade package, and while once starting on car-mounteddevice 10, the vehicle-mounted software upgrade package of verification, if verification is passed through, vehicle-mounted software is upgraded.

Embodiment 7: as shown in Figure 13, on the basis of aforementioned specific embodiment, method for diagnosing faults also comprises failure message inquiry and statistical study process, and this process is further comprising the steps:

When user sends information inquiries and statistical study instruction byclient computer 3 to faultdiagnosis server 22,fault diagnosis server 22 obtains relevant data fromdatabase server 23, and is sent toclient computer 3 and shows in the mode of form or figure.Information inquiry and statistical study instruction comprise by time query statement, by fault type query statement, by the statistics instruction of an all kinds fault frequency and the Duo Tairail grinding machine 1 frequency statistics instruction of all kinds fault in section at any time in section at any time of number of stoppages query statement, samerail grinding machine 1.

The rail grinding machine method for diagnosing faults that the specific embodiment of the invention is described obtains data from the Ethernet of rail grinding machine 1, can not affect the control system of rail grinding machine 1.And specific embodiment is directly used polishing main control system 12 and the diagnostic result of traveling main control system 13 own of rail grinding machine 1, needn't understand the diagnosis algorithm of rail grinding machine complexity, can be applied to the rail grinding machine fault diagnosis of different model.Secondly, specific embodiment has also been realized the remote real time monitoring of rail grinding machine job information, with the form of the Web page, has reduced the operation display interface on rail grinding machine.The fault diagnosis system that the specific embodiment of the invention is described is divided into five classes by the most common failure of rail grinding machine 1: engine failure, hydraulic system fault, polishing electrical fault, network system failures and other fault.While submitting the state of rail grinding machine 1 to, only send fault type, prompting user enters the diagnosis of certain type.When user enters into the diagnosis of certain type, just submit concrete phenomenon of the failure to, indication fault happening part that like this can be clear and definite, is conducive to again the 3G(3rd-Generation of the system of saving, the abbreviation of 3G (Third Generation) Moblie technology) communication flows.A plurality of users can carry out monitoring, diagnosing to same rail grinding machine 1 simultaneously, and according to the transmission speed of 3G network, the specific embodiment of the invention can meet nearly 5 users' access simultaneously.Fault diagnosis based on experts database makes user in the process of fault diagnosis, and system can expand diagnostician storehouse automatically, and carries out the statistics of fault rate.User also can, according to actual conditions, safeguard experts database.The statistical data analysis of fault as the maintenance of rail grinding machine 1, safeguard reference, comprise to the comparative statistics of the statistics of separate unit car, many chassis, by vehicle statistics He An affiliated unit statistics, thus the distribution situation of detailed as far as possible understanding fault.In addition, vehicle-mounted software can pass through FTP(File Transfer Protocol, the abbreviation of file transfer protocol (FTP)) transmit and realize remote automatic upgrading.User can also access the current positional information of rail grinding machine 1 in the mode of electronic chart by browser, and can be by vehicle icon shape and color on map, and remark information, intuitively understands the information such as online, fault, job state of vehicle.Meanwhile, between fault diagnosis server 11 and car-mounted device 10, add the car-ground communication server 21, data communication is between the two managed and dispatched, effectively reduced the communication pressure of fault diagnosis server 22.

In this instructions, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.

The above, be only preferred embodiment of the present invention, not the present invention done to any pro forma restriction.Although the present invention discloses as above with preferred embodiment, yet not in order to limit the present invention.Any those of ordinary skill in the art, in the situation that not departing from Spirit Essence of the present invention and technical scheme, all can utilize method and the technology contents of above-mentioned announcement to make many possible changes and modification to technical solution of the present invention, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not depart from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, be equal to replacements, equivalence changes and modify, all still belong in the scope that technical solution of the present invention protects.

Claims (10)

1. a rail grinding machine method for diagnosing faults, it is characterized in that, rail grinding machine fault diagnosis system comprises car-mounted device (10) and ground-based server (2), described car-mounted device (10) is arranged on rail grinding machine (1), described rail grinding machine (1) also comprises switch (11), network system, polishing main control system (12) and traveling main control system (13), described car-mounted device (10), switch (11), between polishing main control system (12) and traveling main control system (13), by described network system, be connected, described ground-based server (2) comprises the car-ground communication server (21), fault diagnosis server (22) and database server (23), the method comprises the following steps:

(A): described car-mounted device (10) obtains monitoring and/or the diagnostic message of described polishing main control system (12) and traveling main control system (13) by described switch (11), and carry out fault analysis, obtain phenomenon of the failure and fault type information, one or more related datas that comprise described phenomenon of the failure, fault type information, Monitoring Data are sent to described fault diagnosis server (22) by wireless network (4) and the described car-ground communication server (21);

(B): the described car-ground communication server (21) carries out management and the scheduling of the data interaction between described car-mounted device (10) and described fault diagnosis server (22), and described database server (23) provides fault diagnosis data for described fault diagnosis server (22);

(C): when described car-mounted device (10) judges that described rail grinding machine (1) breaks down, described car-mounted device (10) is sent to described fault diagnosis server (22) by described fault type information, when user accesses described fault diagnosis server (22) by client computer (3), described fault diagnosis server (22) pushes the fault type information of described rail grinding machine (1) automatically to described client computer (3), point out described user to carry out corresponding fault diagnosis;

(D): when described user selects described rail grinding machine (1) to carry out fault diagnosis, by described fault diagnosis server (22), by the described car-ground communication server (21), described user's instruction is sent to described car-mounted device (10), described fault diagnosis server (22) receives the data that comprise rail grinding machine (1) phenomenon of the failure that described car-mounted device (10) returns, described fault diagnosis server (22) is according to the corresponding failure cause of described phenomenon of the failure acquisition of information and solution, and failure cause and solution data are sent to described client computer (3).

2. a kind of rail grinding machine method for diagnosing faults according to claim 1, is characterized in that, (D) is further comprising the steps for described step:

To comprising rail grinding machine phenomenon of the failure, causing the information of failure cause and fault solution to store formation diagnostician database, simultaneously to comprising that vehicle trouble records, the information of vehicle service record is stored history of forming database;

Described fault diagnosis server (22) investigates, solves the method for rail grinding machine (1) fault according to described user, automatically described diagnostician's database is expanded, or described user expands described diagnostician's database according to actual conditions.

3. a kind of rail grinding machine method for diagnosing faults according to claim 2, it is characterized in that: in described step (D), when described user selects described rail grinding machine (1) to carry out fault diagnosis, described fault diagnosis server (22) sends diagnostic instruction by the described car-ground communication server (21) to described car-mounted device (10), described car-mounted device (10) is uploaded corresponding diagnostic data to described fault diagnosis server (22) after receiving described diagnostic instruction, described fault diagnosis server (22) is retrieved described diagnostician's database according to the phenomenon of the failure in the diagnostic data receiving, obtain the reason and the fault solution that cause fault, and by described diagnostic data, phenomenon of the failure, causing failure cause and fault solution to be sent to described client computer (3) checks for described user, if having determined, described user causes failure cause and fault solution, described fault diagnosis server (22) will cause failure cause and fault solution to be recorded in described diagnostician's database.

4. according to a kind of rail grinding machine method for diagnosing faults described in arbitrary claim in claims 1 to 3, it is characterized in that: in described step (A), described car-mounted device (10) accesses in the Ethernet of described rail grinding machine (1) by described switch (11), intercept described polishing main control system (12) and traveling main control system (13) is sent to the data in network, therefrom gather and preserve the detection and diagnosis information of described rail grinding machine (1), and carry out fault analysis, thereby obtain fault generation information and fault type; Described car-mounted device (10) is according to determine generation and the fault type of fault from the fault flag in the detection and diagnosis information of described polishing main control system (12) and traveling main control system (13), or described car-mounted device (10) is according to comparing from value of feedback and setting value in the detection and diagnosis information of described polishing main control system (12) and traveling main control system (13), or judge whether value of feedback determines generation and the fault type of fault in effective range.

5. a kind of rail grinding machine method for diagnosing faults according to claim 4, it is characterized in that: the described car-ground communication server (21) has fixing IP address, described car-mounted device (10) is logined to described fault diagnosis server (22) by the described car-ground communication server (21) afterwards automatically in startup, and regularly by described wireless network (4) and the car-ground communication server (21), related data is sent to described fault diagnosis server (22), or according to the instruction of described fault diagnosis server (22), related data is sent to described fault diagnosis server (22), when described fault diagnosis server (22) need to communicate with described car-mounted device (10), described fault diagnosis server (22) is sent to the described car-ground communication server (21) by user instruction and related data, by the described car-ground communication server (21), according to car-ground communication protocol, will after described user instruction and related data packing, be sent to described car-mounted device (10), the described car-ground communication server (21) receives the data that described car-mounted device (10) returns, complete and described car-mounted device (10) between data interaction, and then after the data based car-ground communication protocol that described car-mounted device (10) is returned resolves, be sent to described fault diagnosis server (22) and analyze, process.

6. according to claim 1-3, a kind of rail grinding machine method for diagnosing faults in 5 described in arbitrary claim, is characterized in that, described method for diagnosing faults also comprises vehicle operation information monitoring process, and this process is further comprising the steps:

Described ground-based server (2) adopts B/S framework, described fault diagnosis server (22) is based on Web server, described user conducts interviews to the fault diagnosis server of described ground-based server (2) (22) through Internet network by the Web browser in described client computer (3), thereby obtain the job information of described rail grinding machine (1), and realize the detection and diagnosis to described rail grinding machine (1); When described user sends request of data by Web browser, described fault diagnosis server (22) is resolved this request of data, and the Web browser that sends data to described client computer (3) shows; The job information of described rail grinding machine (1) comprises rail grinding machine polishing and the calibration information from described polishing main control system (12), from the rail grinding machine traveling information of described traveling main control system (13), and from the inner mixed-media network modules mixed-media parameter information of described rail grinding machine (1); Described user utilizes described client computer (3) to realize the fault diagnosis to the engine of described rail grinding machine (1), hydraulic system, polishing motor and network system by the fault diagnosis server (22) of the described ground-based server of access (2).

7. a kind of rail grinding machine method for diagnosing faults according to claim 6, is characterized in that, described method for diagnosing faults also comprises vehicle position information acquisition process, and this process is further comprising the steps:

Described car-mounted device (10) obtains the current positional information of described rail grinding machine (1) by GPS module, and send at set intervals vehicle position information to described fault diagnosis server (22), described fault diagnosis server (22) receives and preserves vehicle position information, when described user monitors vehicle position information, described fault diagnosis server (22) is sent to described client computer (3) with the form of electronic chart by described vehicle position information and checks for described user.

8. according to a kind of rail grinding machine method for diagnosing faults described in arbitrary claim in claim 1-3,5,7, it is characterized in that, described method for diagnosing faults also comprises the temporary and dump procedure of car-mounted device (10) data, and this process is further comprising the steps:

Described car-mounted device (10) is kept in the significant data that comprises failure message in a period of time to local disk automatically, when described user selects data dump function by described client computer (3), described fault diagnosis server (22) sends data dump instruction to described car-mounted device (10), described car-mounted device (10) is uploaded to described fault diagnosis server (22) by related data, by described fault diagnosis server (22), data are saved to described database server (23) again, for described user, by described client computer (3), check.

9. a kind of rail grinding machine method for diagnosing faults according to claim 8, is characterized in that, described method for diagnosing faults also comprises car-mounted device (10) software upgrade process, and this process is further comprising the steps:

In described fault diagnosis server (22), preserve the vehicle-mounted software upgrade package of described car-mounted device (10), after described car-mounted device (10) starts, to described fault diagnosis server (22), send logging request bag, described fault diagnosis server (22) is by the software version information in logging request bag, judge whether vehicle-mounted software needs to upgrade, if needed, upgrade, described fault diagnosis server (22) sends vehicle-mounted software upgrading instruction to described car-mounted device (10), described car-mounted device (10) receives after vehicle-mounted software upgrading instruction, from described fault diagnosis server (22), download vehicle-mounted software upgrade package, and when upper described car-mounted device (10) once starts, the vehicle-mounted software upgrade package of verification, if verification is passed through, vehicle-mounted software is upgraded.

10. according to a kind of rail grinding machine method for diagnosing faults described in arbitrary claim in claim 1-3,5,7,9, it is characterized in that, described method for diagnosing faults also comprises failure message inquiry and statistical study process, and this process is further comprising the steps:

When described user sends information inquiry and statistical study instruction by described client computer (3) to described fault diagnosis server (22), described fault diagnosis server (22) obtains relevant data from described database server (23), and is sent to described client computer (3) and shows in the mode of form or figure; Described information inquiry and statistical study instruction comprise by time query statement, by fault type query statement, by the interior all kinds fault frequency statistics instruction of section at any time of number of stoppages query statement, same rail grinding machine (1) and Duo Tai rail grinding machine (1) the frequency statistics instruction of the interior all kinds fault of section at any time.

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