CN112406958A - Method and system for controlling train to stop in safe parking area - Google Patents
Method and system for controlling train to stop in safe parking areaDownload PDFInfo
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- CN112406958A CN112406958ACN202011181388.1ACN202011181388ACN112406958ACN 112406958 ACN112406958 ACN 112406958ACN 202011181388 ACN202011181388 ACN 202011181388ACN 112406958 ACN112406958 ACN 112406958A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
- B61L15/0062—On-board target speed calculation or supervision
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
- B61L15/0081—On-board diagnosis or maintenance
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
- B61L15/009—On-board display devices
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- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
Description
Technical Field
The invention relates to the technical field of train safety, in particular to a method and a system for controlling a train to stop in a safe parking area.
Background
In the existing high-speed railway, no safe parking area is arranged on a line with frequent geological disasters, and no operation of sending the position of the safe parking area to a train exists, once the line has geological disasters such as debris flow, collapse and the like, a driver can only select a train parking place according to a scheduling command or personal experience, and if the train parking place is not accurately selected, great safety risks exist.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a method and a system for controlling a train to stop in a safe parking area, and the invention is realized by the following technical scheme:
the method for controlling the train to stop in the safe parking area comprises the following steps:
the ground information acquisition unit receives the information of the safe parking area and sends the information to the control unit;
the control unit calculates the position information of the safe parking area according to the information of the safe parking area;
and controlling the train to stop in the safe parking area according to the position information of the safe parking area.
Further, the information of the safe parking area comprises a reference point number, a starting point distance of the safe parking area and a length of the safe parking area.
And further, the system also comprises a display unit for receiving the position information of the safe parking area, and the display unit displays the position information of the safe parking area in the running process of the train.
Further, a safe parking area is arranged on a line or a tunnel where geological disasters easily occur;
and the number of the first and second groups,
and the ground information transmission unit sends the information of the safe parking area to the ground information acquisition unit.
Further, the calculating the position information of the safe parking area according to the information of the safe parking area specifically includes:
the control unit receives the information of the safe parking area, and acquires the reference point position of the safe parking area corresponding to the reference point number in the information of the safe parking area according to the stored corresponding relation table of the reference point number and the reference point position;
the control unit calculates the starting position of the safe parking area according to the reference point position of the safe parking area and the starting distance of the safe parking area;
the control unit calculates the end position of the safe parking area according to the starting position of the safe parking area and the length of the safe parking area.
Further, in the running process of the train, the displaying unit displays the position information of the safe parking area, and specifically includes:
in the process that the train parks in the safe parking area, if the front end of the train does not cross the starting position of the safe parking area, the display unit displays a forecast icon of the safe parking area and distance information of the front end of the train from the starting position of the safe parking area, and if the front end of the train crosses the starting position of the safe parking area, the display unit displays the icon of the safe parking area and the distance information of the front end of the train crossing the starting position of the safe parking area.
The train parks in safe parking area, specifically includes:
the ground information acquisition unit receives the parking early warning information and sends the parking early warning information to the control unit, and the control unit judges that the train needs to be parked in a safe parking area;
the ground information acquisition unit does not receive the parking early warning information, but the driver knows that the ground disaster occurs on the train running road section through other ways, and then the driver judges that the train needs to park in the safe parking area.
Further, when the train needs to stop in the safe parking area, the control unit is used for judging whether the front end of the train crosses the starting position of the safe parking area or not before the display unit displays the position information of the safe parking area.
Further, the controlling the train to stop in the safe parking area according to the position information of the safe parking area includes:
when the ground information acquisition unit does not receive the parking early warning information, but a driver learns that ground disasters occur on a train running road section through other ways, the driver refers to the safety parking area forenotice icon, the safety parking area icon, the distance between the front end of the train and the starting point of the safety parking area and the distance information that the front end of the train crosses the starting point of the safety parking area, which are displayed by the display unit, and controls the speed of the train to park the train in the safety parking area.
Further, the driver controls the speed of the train and stops the train in a safe parking area, and the method comprises the following steps:
a driver actively controls the speed of the train and stops the train in a safe parking area;
a driver presses an automatic parking button of a safe parking area of a driving platform, and a control unit receives instruction information of the driver pressing the automatic parking button of the safe parking area of the driving platform and controls a train to stop in the safe parking area;
the driver selects and activates the automatic parking function of the safe parking area through the display unit, and the control unit receives the instruction information of the driver selecting and activating the automatic parking function of the safe parking area through the display unit, activates the automatic parking function of the safe parking area and stops the train in the safe parking area.
Further, the controlling the train to stop in the safe parking area according to the position information of the safe parking area includes:
when the ground information acquisition unit receives the parking early warning information, the control unit prompts a driver to confirm the parking early warning information through the display unit, and if the control unit does not receive the confirmation instruction of the driver after the set time is exceeded, the control unit automatically triggers the automatic parking function of the safe parking area.
Further, the control unit automatically triggers the automatic parking function of the safe parking area, and specifically includes:
the control unit calculates a position D, wherein the position D is the starting position of the safe parking area plus the length of the train;
the control unit automatically outputs an acceleration command to the train and generates a maximum service braking curve according to the position D, the control unit judges whether the speed of the train exceeds the maximum service braking curve, and if the control unit judges that the speed of the train exceeds the maximum service braking curve, the control unit applies the maximum service braking to the train and controls the train to stop in the range of the safe parking area; meanwhile, the control unit generates an emergency braking curve according to the terminal position of the safe parking area, the control unit judges whether the speed of the train exceeds the emergency braking curve, and if the control unit judges that the speed of the train exceeds the emergency braking curve, the control unit applies emergency braking to the train to control the train to stop in the range of the safe parking area.
Further, after the control unit automatically triggers the automatic parking function in the safe parking area, if the following conditions exist, the control unit stops the automatic parking function in the safe parking area, and the following conditions are met:
the control unit receives instruction information of a driver pressing an automatic parking button in a safe parking area on a driving platform;
the control unit receives instruction information of the driver for selecting to close the automatic parking function of the safe parking area through the display unit.
Further, the controlling the train to stop in the safe parking area according to the position information of the safe parking area includes:
when the ground information acquisition unit receives the parking early warning information, the control unit prompts a driver to confirm the parking early warning information through the display unit, if the control unit does not receive a confirmation instruction of the driver after the set time, the control unit does not process temporarily, the control unit judges whether the speed of the train exceeds an emergency braking curve generated according to the terminal position of the safe parking area, if the control unit judges that the speed of the train exceeds the emergency braking curve generated according to the terminal position of the safe parking area, the control unit triggers the automatic parking function of the safe parking area, applies emergency braking to the train and controls the train to be parked in the range of the safe parking area.
Further, when the ground information acquisition unit does not receive the parking early warning information, the control unit allows the position information of the safe parking area not to be displayed on the display unit;
when the ground information acquisition unit receives the parking early warning information, the control unit controls the display unit to continuously display the position information of the safe parking area.
The system for controlling the train to stop in the safe parking area comprises a ground information acquisition unit and a control unit, wherein the ground information acquisition unit is connected with the control unit;
the ground information acquisition unit is used for receiving information of the safe parking area and sending the information to the control unit;
the control unit calculates the position information of the safe parking area according to the information of the safe parking area;
and the control unit controls the train to stop in the safe parking area according to the position information of the safe parking area.
Further, the device also comprises a display unit, wherein the display unit is connected with the control unit;
the display unit receives the position information of the safe parking area, and displays the position information of the safe parking area in the running process of the train, and the display unit specifically comprises:
in the process that the train parks in the safe parking area, if the front end of the train does not cross the starting position of the safe parking area, the display unit displays a forecast icon of the safe parking area and distance information of the front end of the train from the starting position of the safe parking area, and if the front end of the train crosses the starting position of the safe parking area, the display unit displays the icon of the safe parking area and the distance information of the front end of the train crossing the starting position of the safe parking area.
Further, the system also comprises a safe parking area and a ground information transmission unit;
the safe parking area is arranged on a line or a tunnel which is easy to have geological disasters;
the ground information transmission unit is arranged near the safe parking area and sends the information of the safe parking area to the ground information acquisition unit.
Further, the ground information acquisition unit is also used for acquiring parking early warning information and sending the parking early warning information to the control unit, and when the control unit receives the parking early warning information, the control unit judges that the train needs to park in a safe parking area;
the train parking early warning system further comprises a driver, and when the ground information acquisition unit does not acquire parking early warning information but the driver knows that ground disasters occur on the train running road section through other ways, the driver judges that the train needs to park in the safe parking area.
Further, when the ground information acquisition unit receives the parking early warning information, the control unit prompts a driver to confirm the parking early warning information through the display unit, and if the control unit does not receive the confirmation instruction of the driver after the set time is exceeded, the control unit automatically triggers the automatic parking function of the safe parking area;
when the ground information acquisition unit does not receive the parking early warning information, but a driver knows that ground disasters occur on the train running road section through other ways, the driver controls the speed of the train and stops the train in a safe parking area.
Compared with the closest prior art, the technical scheme of the invention has the following beneficial effects:
the invention provides a method for controlling a train to stop in a safe parking area, wherein a ground information acquisition unit receives information of the safe parking area, the position information of the safe parking area is calculated according to the information of the safe parking area, a control unit controls the train to stop in the safe parking area according to the position information of the safe parking area, when the train needs to stop in the safe parking area, for example, when geological disasters such as debris flow, collapse and the like occur on a train running road section, the train can be controlled to stop in the safe parking area according to the received position information of the safe parking area, the running safety of the train is improved, particularly the running safety of the train on a line with frequent disasters is improved, and in the running process of the train, a display unit displays the position information of the safe parking area, so that a driver can conveniently check related information of the safe parking area.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of the process of stopping a train in a safe stopping area.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments of the present invention, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment provides a system for controlling a train to stop in a safe parking area, which comprises the safe parking area, a ground information transmission unit, a ground information acquisition unit, a display unit, a control unit, a driver and an automatic parking button of the safe parking area, wherein the display unit is provided with a functional button for activating and deactivating the automatic parking function of the safe parking area;
when the tunnel is in a dangerous condition and a train must park in the tunnel, the train is parked in the safe parking area in the tunnel, so that passengers can find the escape passage as soon as possible and avoid danger; for example, in a mountain area where geological disasters easily occur and mountains are continuous, a safe parking area is arranged in a route section where the terrain is good and geological disasters are not easy to occur, when a train runs in the mountain area where the mountains are continuous, geological disasters occur, the train cannot leave the mountain area for a short time, the train needs to be temporarily parked in the mountain area, the train can be parked in the safe parking area closest to the safe parking area, and unpredictable dangers possibly brought to the train by the conditions such as the geological disasters can be avoided. Of course, the place of installation of the safe parking area is not limited to the above two cases.
The ground information transmission unit adopts a transponder or wireless equipment, and if the ground information transmission unit is the transponder, the ground information transmission unit needs to be arranged near a safe parking area and is used for the train to acquire the information of the safe parking area.
The ground information acquisition unit, the display unit, the control unit and the automatic parking button of the safe parking area are all vehicle-mounted equipment, and the automatic parking button of the safe parking area is arranged on the driving platform.
The display unit can adopt a DMI display unit.
The ground information acquisition unit may be a transponder information receiving unit for receiving information from a ground transponder; the wireless transmission unit is also used for receiving the control information of the ground equipment through a wireless network;
the control unit is connected with the ground information acquisition unit, the control unit is connected with the display unit, and the control unit is connected with the train through the train interface unit;
the automatic parking button of the safe parking area is connected with the control unit.
With reference to fig. 1, the method for controlling a train to stop in a safe parking area by using the system for controlling a train to stop in a safe parking area of the embodiment specifically includes the following steps:
s1, the ground information transmission unit sends the information of the safe parking area to the ground information acquisition unit, wherein the information of the safe parking area comprises a reference point number, a starting point distance (AC distance in the figure) of the safe parking area and a length (CE distance in the figure) of the safe parking area;
s2 the ground information acquisition unit receives the information of the safe parking area and sends the information to the control unit, the control unit calculates the position information of the safe parking area according to the information of the safe parking area, the position information of the safe parking area comprises the starting position (point C in the figure) of the safe parking area and the end position (point E in the figure) of the safe parking area, and then the control unit sends the position information of the safe parking area to the display unit;
the control unit calculates the position information of the safe parking area according to the information of the safe parking area, and specifically comprises:
the control unit acquires a safe parking area reference point position corresponding to the reference point number in the safe parking area information according to the stored corresponding relation table of the reference point number and the reference point position;
the control unit calculates the starting position of the safe parking area according to the reference point position of the safe parking area and the starting distance of the safe parking area, wherein the starting position of the safe parking area is the reference point position of the safe parking area plus the starting distance of the safe parking area;
the control unit calculates the end position of the safe parking area according to the starting position of the safe parking area and the length of the safe parking area, and specifically, the end position of the safe parking area is the starting position of the safe parking area plus the length of the safe parking area.
The S3 display element receives the position information of safe parking area, and in the process of train running, the display element displays the position information of safe parking area, which specifically comprises:
s3-1, in the running process of the train, the train needs to stop in a safe parking area, and the method specifically comprises the following conditions:
1. the ground information acquisition unit receives the parking early warning information and sends the parking early warning information to the control unit;
when the control unit receives the parking early warning information, the control unit judges that the train needs to be parked in a safe parking area, and the parking early warning information is sent to vehicle-mounted equipment on the train by a ground disaster protection system when ground disasters occur on a train running section;
2. the ground information acquisition unit does not receive the parking early warning information, but the driver knows the information of ground disasters on the train running road section through other ways, and then the driver judges that the train needs to park in the safe parking area.
S3-1-1, if the train needs to stop in the safe parking area, the control unit judges whether the front end of the train crosses the starting position of the safe parking area in the process that the train stops in the safe parking area;
s3-1-1-1, if the control unit judges that the front end of the train does not cross the starting position of the safe parking area, the display unit displays a safe parking area forenotice icon and distance information of the front end of the train from the starting position of the safe parking area, indicates that the train is about to enter the safe parking area, and prompts the train to reach the remaining distance of the safe parking area;
s3-1-1-2, if the control unit judges that the front end of the train crosses the starting point of the safe parking area, the display unit displays an icon of the safe parking area and distance information of the front end of the train crossing the starting point of the safe parking area to indicate that the front end of the train enters the safe parking area, and a driver can judge whether the train completely enters the safe parking area according to the distance of the front end of the train crossing the starting point of the safe parking area and the length of the train.
S4, controlling the train to stop in the safe parking area according to the position information of the safe parking area, and specifically adopting the following three schemes:
scheme 1:
when the ground information acquisition unit does not receive the parking early warning information, but the driver learns that the ground disaster happens to the train running road section through other ways, the driver refers to the safe parking area forenotice icon, the safe parking area icon, the distance from the front end of the train to the starting point of the safe parking area and the distance information that the front end of the train crosses the starting point of the safe parking area, which are displayed by the display unit, controls the speed of the train, and stops the train in the safe parking area, and the method specifically comprises the following steps:
a driver actively controls the speed of the train and stops the train in a safe parking area, and specifically, the driver actively accelerates or decelerates the train by using a traction handle or a brake handle, controls the speed of the train and stops the train in the safe parking area;
a driver presses an automatic parking button of a safe parking area of a driving platform, and a control unit receives instruction information of the driver pressing the automatic parking button of the safe parking area of the driving platform and controls a train to stop in the safe parking area;
the driver selects and activates the automatic parking function of the safe parking area through the display unit, and the control unit receives the instruction information of the driver selecting and activating the automatic parking function of the safe parking area through the display unit, then activates the automatic parking function of the safe parking area, and stops the train in the safe parking area.
Scheme 2:
to the condition that ground information acquisition unit received the early warning information that parks, the control unit passes through the display element suggestion driver and confirms the early warning information that parks, if the control unit surpasss the settlement time and does not receive driver's confirmation instruction, then the control unit triggers safe parking district automatic parking function automatically, specifically includes:
the control unit calculates a position D, wherein the position D is the starting position of the safe parking area plus the length of the train;
the control unit automatically outputs an acceleration command to the train, so that the train can run at the highest allowable speed and can be stopped in a safe stopping area as soon as possible in the shortest time, the control unit generates a maximum service braking curve (S2 curve in the figure) according to the position D, the control unit judges whether the train speed exceeds the maximum service braking curve, and if the control unit judges that the train speed exceeds the maximum service braking curve, the control unit applies the maximum service braking to the train and controls the train to stop in the safe stopping area; meanwhile, the control unit generates an emergency braking curve (an S1 curve in the figure) according to the terminal position of the safe parking area, the control unit judges whether the speed of the train exceeds the emergency braking curve, and if the control unit judges that the speed of the train exceeds the emergency braking curve, the control unit applies emergency braking to the train to control the train to stop in the range of the safe parking area.
After the control unit automatically triggers the automatic parking function in the safe parking area, if the following situations exist, the control unit may also stop the automatic parking function in the safe parking area, and the situations are as follows:
the control equipment receives instruction information of a driver pressing an automatic parking button in a safe parking area on a driving platform;
the control equipment receives instruction information that a driver selects to close the automatic parking function of the safe parking area through the display unit.
Scheme 3:
aiming at the condition that the ground information acquisition module receives the parking early warning information, the control unit prompts a driver to confirm the parking early warning information through the display unit, if the control unit does not receive the confirmation instruction of the driver after exceeding the set time, the control unit does not process temporarily, the control unit judges whether the speed of the train exceeds an emergency braking curve generated according to the terminal position of the safe parking area, if the control unit judges that the speed of the train exceeds the emergency braking curve generated by the control unit through the terminal position of the safe parking area, the control unit applies emergency braking to the train, and the train is controlled to be parked in the range of the safe parking area.
As a preferred embodiment, in order to prevent the display unit from displaying too much information, thereby causing interference to the driver in driving the train, the position information of the safe parking area may not be displayed on the display unit in real time, when the ground information acquisition unit does not receive the parking warning information, the control unit allows the position information of the safe parking area not to be displayed on the display unit, for example, when the ground information acquisition unit does not receive the parking warning information, the driver may close the position information of the safe parking area displayed by the display unit;
however, when the ground information acquisition unit receives the parking early warning information, the control unit controls the display unit to continuously display the position information of the safe parking area, namely the position information of the safe parking area displayed by the display unit is not allowed to be closed.
Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can make modifications and equivalents to the embodiments of the present invention without departing from the spirit and scope of the present invention, which is set forth in the claims of the present application.
Claims (20)
1. The method for controlling the train to stop in the safe parking area is characterized by comprising the following steps:
the ground information acquisition unit receives the information of the safe parking area and sends the information to the control unit;
the control unit calculates the position information of the safe parking area according to the information of the safe parking area;
and controlling the train to stop in the safe parking area according to the position information of the safe parking area.
2. The method of controlling a train stopping at a safe stopping area according to claim 1, wherein the information of the safe stopping area comprises a reference point number, a safe stopping area starting point distance and a safe stopping area length.
3. The method for controlling a stop of a train in a safe stopping area according to claim 2,
the display unit is used for receiving the position information of the safe parking area, and the display unit displays the position information of the safe parking area in the running process of the train.
4. The method for controlling the parking of a train at a safe parking area according to claim 1, further comprising providing a safe parking area at a route or a tunnel where a geological disaster is likely to occur;
and the number of the first and second groups,
and the ground information transmission unit sends the information of the safe parking area to the ground information acquisition unit.
5. The method for controlling the train to stop in the safe parking area according to claim 1, wherein the calculating the position information of the safe parking area according to the information of the safe parking area specifically comprises:
the control unit receives the information of the safe parking area, and acquires the reference point position of the safe parking area corresponding to the reference point number in the information of the safe parking area according to the stored corresponding relation table of the reference point number and the reference point position;
the control unit calculates the starting position of the safe parking area according to the reference point position of the safe parking area and the starting distance of the safe parking area;
the control unit calculates the end position of the safe parking area according to the starting position of the safe parking area and the length of the safe parking area.
6. The method for controlling the stop of the train in the safe stopping area according to claim 3, wherein the displaying unit displays the position information of the safe stopping area during the running of the train, and specifically comprises:
in the process that the train parks in the safe parking area, if the front end of the train does not cross the starting position of the safe parking area, the display unit displays a forecast icon of the safe parking area and distance information of the front end of the train from the starting position of the safe parking area, and if the front end of the train crosses the starting position of the safe parking area, the display unit displays the icon of the safe parking area and the distance information of the front end of the train crossing the starting position of the safe parking area.
7. The method for controlling the stop of the train in the safe stopping area according to claim 6, wherein the stop of the train in the safe stopping area specifically comprises:
the ground information acquisition unit receives the parking early warning information and sends the parking early warning information to the control unit, and the control unit judges that the train needs to be parked in a safe parking area;
the ground information acquisition unit does not receive the parking early warning information, but the driver knows that the ground disaster occurs on the train running road section through other ways, and then the driver judges that the train needs to park in the safe parking area.
8. The method for controlling the stop of the train at the safe stopping area according to claim 6, wherein when the train needs to stop at the safe stopping area, before the display unit displays the position information of the safe stopping area, the method further comprises the step that the control unit judges whether the front end of the train crosses the starting position of the safe stopping area.
9. The method for controlling the stop of the train at the safe stopping area according to the claim 1, wherein the controlling the stop of the train at the safe stopping area according to the position information of the safe stopping area comprises:
when the ground information acquisition unit does not receive the parking early warning information, but a driver learns that ground disasters occur on a train running road section through other ways, the driver refers to the safety parking area forenotice icon, the safety parking area icon, the distance between the front end of the train and the starting point of the safety parking area and the distance information that the front end of the train crosses the starting point of the safety parking area, which are displayed by the display unit, and controls the speed of the train to park the train in the safety parking area.
10. The method for controlling the stop of the train at the safe stopping area according to claim 9, wherein the driver controls the speed of the train to stop the train at the safe stopping area, comprising the following steps:
a driver actively controls the speed of the train and stops the train in a safe parking area;
a driver presses an automatic parking button of a safe parking area of a driving platform, and a control unit receives instruction information of the driver pressing the automatic parking button of the safe parking area of the driving platform and controls a train to stop in the safe parking area;
the driver selects and activates the automatic parking function of the safe parking area through the display unit, and the control unit receives the instruction information of the driver selecting and activating the automatic parking function of the safe parking area through the display unit, activates the automatic parking function of the safe parking area and stops the train in the safe parking area.
11. The method for controlling the stop of the train at the safe stopping area according to the claim 1, wherein the controlling the stop of the train at the safe stopping area according to the position information of the safe stopping area comprises:
when the ground information acquisition unit receives the parking early warning information, the control unit prompts a driver to confirm the parking early warning information through the display unit, and if the control unit does not receive the confirmation instruction of the driver after the set time is exceeded, the control unit automatically triggers the automatic parking function of the safe parking area.
12. The method for controlling the train to stop in the safe parking area according to claim 11, wherein the control unit automatically triggers the automatic parking function of the safe parking area, specifically comprising:
the control unit calculates a position D, wherein the position D is the starting position of the safe parking area plus the length of the train;
the control unit automatically outputs an acceleration command to the train and generates a maximum service braking curve according to the position D, the control unit judges whether the speed of the train exceeds the maximum service braking curve, and if the control unit judges that the speed of the train exceeds the maximum service braking curve, the control unit applies the maximum service braking to the train and controls the train to stop in the range of the safe parking area; meanwhile, the control unit generates an emergency braking curve according to the terminal position of the safe parking area, the control unit judges whether the speed of the train exceeds the emergency braking curve, and if the control unit judges that the speed of the train exceeds the emergency braking curve, the control unit applies emergency braking to the train to control the train to stop in the range of the safe parking area.
13. The method of claim 11, wherein after the control unit automatically activates the automatic parking function in the safe parking area, the control unit stops the automatic parking function in the safe parking area if:
the control unit receives instruction information of a driver pressing an automatic parking button in a safe parking area on a driving platform;
the control unit receives instruction information of the driver for selecting to close the automatic parking function of the safe parking area through the display unit.
14. The method for controlling the stop of the train at the safe stopping area according to claim 11, wherein the controlling the stop of the train at the safe stopping area according to the position information of the safe stopping area comprises:
when the ground information acquisition unit receives the parking early warning information, the control unit prompts a driver to confirm the parking early warning information through the display unit, if the control unit does not receive a confirmation instruction of the driver after the set time, the control unit does not process temporarily, the control unit judges whether the speed of the train exceeds an emergency braking curve generated according to the terminal position of the safe parking area, if the control unit judges that the speed of the train exceeds the emergency braking curve generated according to the terminal position of the safe parking area, the control unit triggers the automatic parking function of the safe parking area, applies emergency braking to the train and controls the train to be parked in the range of the safe parking area.
15. The method for controlling a stop of a train in a safe stopping area according to claim 1,
when the ground information acquisition unit does not receive the parking early warning information, the control unit allows the position information of the safe parking area not to be displayed on the display unit;
when the ground information acquisition unit receives the parking early warning information, the control unit controls the display unit to continuously display the position information of the safe parking area.
16. The system for controlling the train to stop in the safe parking area is characterized by comprising a ground information acquisition unit and a control unit, wherein the ground information acquisition unit is connected with the control unit;
the ground information acquisition unit is used for receiving information of the safe parking area and sending the information to the control unit;
the control unit calculates the position information of the safe parking area according to the information of the safe parking area;
and controlling the train to stop in the safe parking area according to the position information of the safe parking area.
17. The system for controlling the stopping of a train in a safe stopping area according to claim 16, further comprising a display unit connected with said control unit;
the display unit receives the position information of the safe parking area, and displays the position information of the safe parking area in the running process of the train, and the display unit specifically comprises:
in the process that the train parks in the safe parking area, if the front end of the train does not cross the starting position of the safe parking area, the display unit displays a forecast icon of the safe parking area and distance information of the front end of the train from the starting position of the safe parking area, and if the front end of the train crosses the starting position of the safe parking area, the display unit displays the icon of the safe parking area and the distance information of the front end of the train crossing the starting position of the safe parking area.
18. The system for controlling the stopping of a train at a safe stopping area according to claim 16, further comprising a safe stopping area and a ground information transmitting unit;
the safe parking area is arranged on a line or a tunnel which is easy to have geological disasters;
the ground information transmission unit is arranged near the safe parking area and sends the information of the safe parking area to the ground information acquisition unit.
19. The system for controlling the stopping of a train in a safe stopping area according to claim 17,
the ground information acquisition unit is also used for acquiring parking early warning information and sending the parking early warning information to the control unit, and when the control unit receives the parking early warning information, the control unit judges that the train needs to be parked in a safe parking area;
the train parking early warning system further comprises a driver, and when the ground information acquisition unit does not acquire parking early warning information but the driver knows that ground disasters occur on the train running road section through other ways, the driver judges that the train needs to park in the safe parking area.
20. The system for controlling the stopping of a train in a safe stopping area according to claim 19,
when the ground information acquisition unit receives the parking early warning information, the control unit prompts a driver to confirm the parking early warning information through the display unit, and if the control unit does not receive a confirmation instruction of the driver after the set time is exceeded, the control unit automatically triggers the automatic parking function of the safe parking area;
when the ground information acquisition unit does not receive the parking early warning information, but a driver knows that ground disasters occur on the train running road section through other ways, the driver controls the speed of the train and stops the train in a safe parking area.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011181388.1ACN112406958B (en) | 2020-10-29 | 2020-10-29 | Method and system for controlling train to stop in safe parking area |
| EP21759224.5AEP4026750A4 (en) | 2020-10-29 | 2021-06-29 | Method and system for controlling train to park in safe parking area |
| PCT/CN2021/102945WO2022088725A1 (en) | 2020-10-29 | 2021-06-29 | Method and system for controlling train to park in safe parking area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011181388.1ACN112406958B (en) | 2020-10-29 | 2020-10-29 | Method and system for controlling train to stop in safe parking area |
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| Publication Number | Publication Date |
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| CN112406958Atrue CN112406958A (en) | 2021-02-26 |
| CN112406958B CN112406958B (en) | 2023-04-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011181388.1AActiveCN112406958B (en) | 2020-10-29 | 2020-10-29 | Method and system for controlling train to stop in safe parking area |
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| Country | Link |
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| EP (1) | EP4026750A4 (en) |
| CN (1) | CN112406958B (en) |
| WO (1) | WO2022088725A1 (en) |
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Also Published As
| Publication number | Publication date |
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| EP4026750A1 (en) | 2022-07-13 |
| EP4026750A4 (en) | 2022-07-13 |
| WO2022088725A1 (en) | 2022-05-05 |
| CN112406958B (en) | 2023-04-18 |
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