Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a vehicle fault remote monitoring processing system and method, which monitor the faults of a vehicle through the Internet of vehicles so as to realize effective fault processing.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the vehicle fault remote monitoring processing system comprises a TBOX and a vehicle enterprise platform, wherein the TBOX is configured to obtain the whole vehicle information sent by each vehicle-mounted ECU through a whole vehicle CAN network, and select a related signal group package to upload to the vehicle enterprise platform; the vehicle enterprise platform is configured to: and analyzing the uploaded data to identify the real-time state of the vehicle and executing a corresponding fault instruction.
The TBOX divides the signals of each ECU into a periodic signal and an event signal according to the importance degree, and sends the periodic signal to the vehicle enterprise platform according to a fixed period or uploads the event signal immediately after receiving the trigger signal.
The vehicle enterprise platform comprises a platform continuous monitoring module and a platform fault detection module, and is configured to: continuously detecting the periodic signal received by the train rabbet platform, and detecting whether mutation exists or exceeds a set threshold value; and directly locking the corresponding module according to the trigger event for the received fault event type signal and performing fault diagnosis by the platform fault detection module.
The platform fault detection module is configured to adopt a UDS diagnosis mode, take the vehicle-enterprise platform as an instruction issuing unit and take the TBOX as execution equipment, the vehicle-enterprise platform issues an instruction for reading the latest fault code to the TBOX, the TBOX automatically detects whether the vehicle condition accords with the diagnosis vehicle condition, after the vehicle condition accords with the diagnosis vehicle condition, the TBOX executes a function for reading each ECU fault code, and if the corresponding real-time fault code is read, the fault code is reported to the fault positioning module of the vehicle-enterprise platform.
The fault localization module is configured to divide faults according to fault codes: power module failure, chassis module failure, low voltage module failure, entertainment audio module failure.
The vehicle-enterprise platform includes a post-processing module configured to: classifying according to the fault classification divided by the fault positioning module, and transmitting the position of the fault vehicle information machine to a nearby vehicle service station through the vehicle enterprise platform when the fault is divided into a power module fault and a chassis module fault; meanwhile, judging whether the running condition of the vehicle can be continued, if so, synchronizing the position of the service station to the vehicle owner, informing the vehicle owner to go to the service station for maintenance, and if the vehicle can not be continued, directly informing the staff of the service station to go to the site for processing; when the fault is divided into a video entertainment module fault and a low-voltage module fault, the vehicle enterprise platform judges the fault content and judges whether the fault can be solved in a remote mode, if the fault can be solved in a remote mode, the platform issues an instruction to solve the fault, then carries out secondary diagnosis after the fault is solved, the secondary diagnosis disappears, then informs a customer to continue running in a short message mode, if the secondary diagnosis still exists or can not be solved in a remote mode, enters an offline processing flow, judges whether the operation can be carried out, if the operation can be carried out continuously, informs a customer to go to a service station to solve the fault as soon as possible, and if the operation can not be carried out, informs the service station to carry out field processing.
A vehicle fault remote monitoring processing method comprises the following steps: acquiring the whole vehicle information sent by each vehicle-mounted ECU through a whole vehicle network, selecting related signal group packages and uploading the related signal group packages to a vehicle enterprise platform; and the vehicle enterprise platform analyzes the uploaded data to identify the fault state of the vehicle and execute a corresponding fault instruction.
Dividing the signals into periodic signals and event signals according to the importance degree, and sending the periodic signals to the vehicle enterprise platform according to a fixed period or uploading the event signals immediately.
Continuously detecting the periodic signal received by the train rabbet platform, and detecting whether mutation exists or exceeds a set threshold value; for the received event type signal, the corresponding module is directly locked according to the triggering event and the platform fault detection module performs fault diagnosis; the method comprises the steps that a UDS diagnosis mode is adopted, a vehicle-enterprise platform is used as an instruction issuing unit, TBOX is used as execution equipment, the vehicle-enterprise platform issues an instruction for reading the latest fault code to the TBOX, the TBOX automatically detects whether the vehicle condition accords with the diagnosis vehicle condition, after the vehicle condition accords with the diagnosis vehicle condition, the TBOX executes a fault code reading function, and fault codes stored by all controllers are reported to the vehicle-enterprise platform.
The fault is divided according to the fault code: power module failure, chassis module failure, low voltage module failure, entertainment audio module failure; classifying according to the fault classification divided by the fault positioning module, and transmitting the position of the fault vehicle information machine to a nearby vehicle service station through the vehicle enterprise platform when the fault is divided into a power module fault and a chassis module fault; meanwhile, judging whether the running condition of the vehicle can be continued, if so, synchronizing the position of the service station to the vehicle owner, informing the vehicle owner to go to the service station for maintenance, and if the vehicle can not be continued, directly informing the staff of the service station to go to the site for processing; when the fault is divided into a video entertainment module fault and a low-voltage module fault, the vehicle enterprise platform judges the fault content and judges whether the fault can be solved in a remote mode, if the fault can be solved in a remote mode, the platform issues an instruction to solve the fault, then carries out secondary diagnosis after the fault is solved, the secondary diagnosis disappears, then informs a customer to continue running in a short message mode, if the secondary diagnosis still exists or can not be solved in a remote mode, enters an offline processing flow, judges whether the operation can be carried out, if the operation can be carried out continuously, informs a customer to go to a service station to solve the fault as soon as possible, and if the operation can not be carried out, informs the service station to carry out field processing.
The invention has the advantages that: the fault monitoring and diagnosis processing of the vehicle are realized based on the vehicle enterprise platform and the TBOX, so that the hardware cost is avoided, and the implementation cost is low; the method has the advantages that various information of the whole vehicle can be analyzed at any time, faults can be effectively and timely found, reminding and advice can be given, the faults can be timely found, and safety accidents caused by the fact that the faults are not timely found can be reduced; the monitoring and processing based on the Internet of vehicles can enable the remote monitoring and processing of the faults of the vehicles to be more timely and effective, and solve the problems of limitation and untimely of the current remote diagnosis.
Detailed Description
The following detailed description of the invention refers to the accompanying drawings, which illustrate preferred embodiments of the invention in further detail.
The embodiment provides a set of reasonable and effective system and method for processing and early warning sudden faults in the running process of the vehicle, and the key point for achieving the purpose is to effectively process the uploading data of the vehicle. At present, the collection of data by a vehicle enterprise is mainly carried out through a wireless communication module (TBOX), and the uploaded data is analyzed on a vehicle enterprise platform and then displayed. The method can only realize the uploading and the displaying of the data, and cannot realize the effective analysis and the effective processing when the vehicle encounters an accidental fault, so that a system for monitoring and effectively processing the accidental fault of the vehicle is important.
The scheme mainly comprises the following parts of collecting and storing vehicle data, starting a remote diagnosis function through buried data response, and accurately positioning a vehicle fault module during remote diagnosis to timely and effectively treat the diagnosed vehicle fault.
According to the system, a closed-loop processing mode is provided for effectively processing the vehicle uploading data by a vehicle enterprise, so that the vehicle can be timely positioned to a specific module with a fault when the corresponding fault occurs, a specific solution mode is determined, the TBOX is used for uploading and receiving the data, and various remote control functions are realized, and the remote diagnosis system has greater practical significance in the after-market of the vehicle.
On the other hand, the invention provides a new processing method of the TSP platform for the faults monitored by the real vehicle, the monitored faults are divided according to different modules, the independent DTC codes reported by each ECU are comprehensively processed on the TSP platform after being uniformly reported by TBOX, the fault points of the vehicle are clarified, and the repeated behavior of after-sales service of the vehicle enterprise is lightened. And meanwhile, the rapid response of faults can be realized.
The embodiment provides a vehicle fault remote monitoring processing system, as shown in fig. 1-3, which comprises a TBOX and a vehicle enterprise platform, wherein the TBOX is configured to obtain whole vehicle information sent by each vehicle-mounted ECU through a whole vehicle network, and select a relevant signal group package to upload to the vehicle enterprise platform; the vehicle enterprise platform is configured to: and analyzing the uploaded data to identify the fault state of the vehicle and executing a corresponding fault instruction.
The configuration of the TBOX, the vehicle-enterprise platform and each ECU is as follows:
TBOX：
1. the system is responsible for collecting and uploading the whole vehicle data and reporting the whole vehicle data to the TSP platform;
2. receiving a remote diagnosis instruction issued by a platform, realizing a TESTER role function in UDS diagnosis, sending a diagnosis message, reading DTC messages stored in each ECU and reporting the DTC messages to a vehicle enterprise platform;
3. forwarding signals of all nodes of the CAN1 network to a CAN2 network segment according to requirements;
4. forwarding signals of all nodes of the CAN2 network to the CAN1 network segment according to requirements;
5. receiving a fault code clearing instruction issued by the platform, and clearing a cache fault code;
and (5) a vehicle rabbet platform:
1. receiving the whole vehicle data uploaded by the TBOX, and identifying and early warning the vehicle faults through the embedded signals;
2. after the vehicle fault information is identified, issuing an early warning, and after the vehicle condition is identified to be met, sending a diagnosis instruction to the TBOX;
3. reading DTC data reported by TBOX, locking a specific fault module by combining with the vehicle condition, and determining a specific processing mode;
4. acquiring real-time positioning of a vehicle, and performing service station allocation processing after a fault is generated;
each ECU:
1. responding to a diagnosis instruction sent by the TBOX, and sending the current fault code and the historical fault code of the ECU to the TBOX;
2. when a vehicle breaks out of order, storing the fault as a corresponding DTC in an internal storage for reading;
the vehicle enterprise platform is a background server and is used for monitoring, processing and analyzing various fault data so as to obtain a corresponding fault analysis result and control logic.
The TBOX divides the signals of each ECU into a periodic signal and an event signal according to the importance degree, and sends the periodic signal to the vehicle enterprise platform according to a fixed period or immediately uploads the event signal.
The vehicle enterprise platform comprises a platform continuous monitoring module, a platform fault detection module and a follow-up processing module, wherein the platform continuous monitoring module is configured to: continuously detecting the periodic signal received by the train rabbet platform, and detecting whether mutation exists or exceeds a set threshold value; and directly locking the corresponding module according to the trigger event for the received event type signal and performing fault diagnosis by the platform fault detection module.
The platform fault detection module is configured to adopt a UDS diagnosis mode, take the vehicle enterprise platform as an instruction issuing unit and take the TBOX as an execution device, the vehicle enterprise platform issues an instruction for reading the latest fault code to the TBOX, the TBOX automatically detects whether the vehicle condition accords with the diagnosis vehicle condition, after the vehicle condition accords with the diagnosis vehicle condition, the TBOX executes a fault code reading function, and fault codes stored by all controllers are reported to a fault positioning module of the vehicle enterprise platform.
The fault localization module is configured to divide the faults according to the fault codes: power module failure, chassis module failure, low voltage module failure, entertainment audio module failure.
The vehicle enterprise platform includes a follow-up processing module configured to: classifying according to the fault classification divided by the fault positioning module, and transmitting the position of the fault vehicle information machine to a nearby vehicle service station through the vehicle enterprise platform when the fault is divided into a power module fault and a chassis module fault; meanwhile, judging whether the running condition of the vehicle can be continued, if so, synchronizing the position of the service station to the vehicle owner, informing the vehicle owner to go to the service station for maintenance, and if the vehicle can not be continued, directly informing the staff of the service station to go to the site for processing; when the fault is divided into a video entertainment module fault and a low-voltage module fault, the vehicle enterprise platform judges the fault content and judges whether the fault can be solved in a remote mode, if the fault can be solved in a remote mode, the platform issues a command to solve the fault, then carries out secondary diagnosis, the secondary diagnosis disappears after the fault is solved, then informs a customer to continue running in a short message mode, if the secondary diagnosis still exists or can not be solved in a remote mode, enters an offline processing flow, judges whether the operation can be carried out, if the operation can be carried out continuously, informs a customer to go to a service station for solving as soon as possible, and if the operation can not be carried out, informs the service station to carry out field processing, thereby realizing the monitoring and processing of the fault.
The embodiment also provides a vehicle fault remote monitoring processing method, as shown in fig. 3, comprising the following steps: acquiring the whole vehicle information sent by each vehicle-mounted ECU through a whole vehicle network, selecting related signal group packages and uploading the related signal group packages to a vehicle enterprise platform; and the vehicle enterprise platform analyzes the uploaded data to identify the fault state of the vehicle and execute a corresponding fault instruction.
The method mainly comprises the steps of information collection and reporting, platform continuous detection, vehicle fault detection, fault module positioning and subsequent processing modes.
And (3) information reporting:
the TBOX acquires the whole vehicle information sent by each ECU through a whole vehicle network (generally a CAN network), related signals are selected by the TBOX for package uploading, periodic signals and event signals CAN be uploaded according to the reporting period and mode, each ECU signal is divided according to importance degree and use, such as signals which need to be observed for a long time, such as vehicle speed, endurance and the like, are set as periodic signals and are sent to a platform according to a fixed period, the platform is convenient to monitor the running condition of the vehicle through the basic data, fault signals of each ECU CAN be uploaded to the platform as event signals, after the TBOX monitors the corresponding fault information on the CAN network, the event is triggered, the TBOX uploads the package of the fault, and meanwhile, the platform makes a corresponding, and starts to enter a fault processing flow.
And (3) continuously monitoring by a platform:
and the TBOX is used for continuously detecting whether the periodic signal is suddenly changed or the phenomenon exceeding a set threshold value occurs after the vehicle information is reported to the vehicle enterprise platform according to the difference between the period and the event, and the event type signal is directly used for unlocking the related module according to the trigger event, so that a reminding flow and a fault processing flow are entered after the related phenomenon occurs.
Platform fault detection:
if an abnormal condition is detected in the continuous monitoring flow of the platform, the platform enters a fault diagnosis flow, a UDS diagnosis mode is adopted, the platform serves as an instruction issuing unit, the TBOX serves as execution equipment, the platform issues an instruction for reading the latest fault code to the TBOX, the TBOX automatically detects whether the vehicle condition accords with the diagnosis vehicle condition (the vehicle KI 15ON is not in a running state, a short message remote reminding can be issued to a client through the platform to remind the client to adjust the vehicle to the corresponding vehicle condition), and after the vehicle condition accords with the vehicle condition, the TBOX executes a fault code reading function and reports the fault codes stored by all controllers to the platform for unified processing.
Fault module positioning:
after the fault code is reported to the platform, the platform can position the fault according to different modules and can be divided into a power module and a chassis module. The low-voltage module and the entertainment video module. The functions of the ECU are classified, different types of faults can be controlled differently according to the different types of the faults, for example, video entertainment does not influence the running of the vehicle, and a power system and the like influence the running of the vehicle, so that different types of faults are classified to be controlled differently.
The following treatment mode:
after the vehicle enterprise platform finishes judging the vehicle faults, the faults are processed according to different modules, the power module and the chassis module send fault vehicle information and positions to nearby service stations, the running condition of the vehicle is judged, whether the vehicle can continue running or not, if so, the service stations are synchronized to the vehicle owners, the vehicle owners are informed to go to the service stations for maintenance, and if the vehicle cannot continue running, staff of the service stations are directly informed to go to the site for processing. The video entertainment module and the low-voltage accessory module fail, the platform judges the failure content and whether the failure can be resolved in a remote mode, if the failure can be resolved in a remote mode, the platform issues an instruction to resolve the failure, the secondary diagnosis is carried out after the failure is resolved, the secondary diagnosis failure disappears, namely, a customer is informed to continue to run in a short message mode, if the secondary diagnosis failure still exists or the failure can not be resolved in a remote mode, an off-line processing flow is entered, whether the operation can be determined, the customer is informed to go to a service station to resolve as soon as possible if the operation can be continued, and the service station is informed to carry out on-site processing if the failure can not be resolved.
The remote monitoring and processing of the faults of the vehicle can be more timely and effective through the flow, and the problems of limitation and untimely of the current remote diagnosis are solved.
It is obvious that the specific implementation of the present invention is not limited by the above-mentioned modes, and that it is within the scope of protection of the present invention only to adopt various insubstantial modifications made by the method conception and technical scheme of the present invention.