CN116142256A - Independent safety monitoring method, system, equipment and medium for train control vehicle-mounted equipment - Google Patents
Independent safety monitoring method, system, equipment and medium for train control vehicle-mounted equipment Download PDFInfo
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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
- B61L15/0054—Train integrity supervision, e.g. end-of-train [EOT] devices
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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
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Abstract
The invention provides an independent safety monitoring method, system, equipment and medium for train control vehicle-mounted equipment, wherein logic operation software A and independent inspection software B are burnt in a single CPU of the train control vehicle-mounted equipment, and the method comprises the following steps: under the condition that the logic operation software A normally or abnormally controls the train to run, the independent check software B is used for independently and continuously monitoring the emergency braking speed of the train so as to realize the safety monitoring of the bottom line of the train; under the condition that the logic operation software A controls the running of the train abnormally, and when the independent checking software B monitors the abnormal speed of the train, the independent checking software B outputs emergency braking to control the safe stopping of the train. The invention is beneficial to reinforcing the safety control function of the autonomous train control vehicle-mounted equipment.
Description
Technical Field
The invention belongs to the technical field of train safety control, and particularly relates to an independent safety monitoring method, system, equipment and medium for train control vehicle-mounted equipment.
Background
The CTCS-3 level train control vehicle-mounted equipment is assembled on the existing high-speed rail trains such as 'Fuxing number', 'Harmonious number' and the like in China, and the trains are controlled to run safely and efficiently. At present, the autonomous CTCS-3 level train control vehicle-mounted equipment in China adopts a safety redundant structure of 'two-by-two' which ensures that the independent equipment of a single system can be automatically switched to another system under the condition of no parking after faults, and 'two-by-two' ensures that the safety logic operation of two CPUs of a vehicle-mounted main control unit of a first system is consistent and then can be output outwards. Because a 'two-by-two' safety computer platform is adopted, two pieces of safety software burnt in two CPUs of the vehicle-mounted main control unit are consistent, namely the two pieces of software adopt the same design method and software code, and in fact, common mode errors in research and development design cannot be avoided.
Therefore, there is a need to design an independent safety monitoring method, system, device and medium for train control vehicle-mounted equipment to solve the above technical problems.
Disclosure of Invention
Aiming at the technical problems, the invention provides an independent safety monitoring method of a train control vehicle-mounted device, wherein logic operation software A and independent inspection software B are burnt in a single CPU of the train control vehicle-mounted device, and the method comprises the following steps:
under the condition that the logic operation software A normally or abnormally controls the train to run, the independent check software B is used for independently and continuously monitoring the emergency braking speed of the train so as to realize the safety monitoring of the bottom line of the train;
under the condition that the logic operation software A controls the running of the train abnormally, and when the independent checking software B monitors the abnormal speed of the train, the independent checking software B outputs emergency braking to control the safe stopping of the train.
Further, the method further comprises:
raw data is acquired and stored to a data storage area a and a data storage area B, respectively, wherein,
the original data stored in the data storage area A is used by the logic operation software A to realize that the logic operation software A normally controls the safe operation of the train;
the original data stored in the data storage area B is used by the independent checking software B to realize the independent continuous monitoring of the emergency braking speed and the emergency braking output of the train by the independent checking software B and control the safe stopping of the train.
Further, the logic operation software a normally controls the train to run, including:
the logic operation software A calculates a dynamic monitoring curve of train operation according to the data stored in the data storage area A, wherein the dynamic monitoring curve comprises an emergency braking intervention curve EB I1;
the logic operation software A controls the train to run according to the emergency braking intervention curve EB I1.
Further, the independent check software B independently continuously monitors the emergency braking speed of the train, including:
the independent checking software B independently calculates a dynamic monitoring curve of train operation according to the data stored in the data storage area B, wherein the dynamic monitoring curve only comprises an emergency braking intervention curve EB I2;
the independent checking software B independently and continuously monitors the emergency braking speed of the train according to the emergency braking intervention curve EB I2.
Further, the independent checking software B outputs emergency braking to control the safe stopping of the train, including:
the independent checking software B controls the emergency braking speed of the train by outputting an alarm prompt, cutting off traction and outputting emergency braking.
Further, independently calculating a dynamic monitoring curve of train operation, including:
and the independent checking software B independently calculates a dynamic monitoring curve of the train operation according to the acquired running permission, the most limited static curve MRSP and the brake performance parameter of the train.
Further, the driving license obtaining method includes:
and the independent checking software B independently calculates a first driving license according to the data of the ground equipment, combines a second driving license sent by the RBC, and takes the minimum value between the first driving license and the second driving license as the driving license.
Further, the independent checking software B independently calculates a dynamic monitoring curve of the train operation according to the data stored in the data storage area B, and further includes:
the independent checking software B performs checking data preprocessing, wherein the checking data preprocessing comprises the following steps: consistency between the original data stored by data store A, B is checked.
Further, the raw data includes communication data and I O data.
On the other hand, the invention also provides an independent safety monitoring system of the train control vehicle-mounted equipment, wherein the system comprises:
the processing module is used for independently and continuously monitoring the emergency braking speed of the train by the independent checking software B under the condition that the logic operation software A normally or abnormally controls the train to run so as to realize the safety monitoring of the bottom line of the train;
the processing module comprises a control module, wherein the control module is used for controlling the train to run under the condition that the logic operation software A is abnormal, and when the independent checking software B monitors the abnormal speed of the train, the independent checking software B outputs emergency braking to control the train to stop safely.
Further, the system further comprises:
an acquisition module for acquiring the original data and storing the original data to the data storage area A and the data storage area B respectively, wherein,
the original data stored in the data storage area A is used by the logic operation software A to realize that the logic operation software A normally controls the safe operation of the train;
the original data stored in the data storage area B is used by the independent checking software B to realize the independent continuous monitoring of the emergency braking speed and the emergency braking output of the train by the independent checking software B and control the safe stopping of the train.
Further, the independent check software B independently continuously monitors the emergency braking speed of the train, including:
the independent checking software B independently calculates a dynamic monitoring curve of train operation according to the data stored in the data storage area B;
the independent checking software B calculates an emergency braking intervention curve EB I2 of the train according to the dynamic monitoring curve;
the independent checking software B independently and continuously monitors the emergency braking speed of the train according to the emergency braking intervention curve EB I2.
On the other hand, the invention also provides electronic equipment, which comprises a processor, a communication interface, a memory and a communication bus, wherein the processor and the communication interface, and the memory are communicated with each other through the communication bus;
a memory for storing a computer program;
and the processor is used for realizing the steps of the method when executing the program stored in the memory.
In another aspect, the present invention also provides a computer readable storage medium having stored thereon a computer program, wherein the computer program when executed by a processor implements the steps of the above method.
The invention provides an independent safety monitoring method, system, equipment and medium for train control vehicle-mounted equipment, wherein an independent checking function (namely, a function realized by independent checking software B) is added to safety software (namely, logic operation software A) of a vehicle-mounted main control unit, the independent checking function does not need to realize complete control logic, only realizes a part of control functions for ensuring the safety of a bottom line, does not influence the existing software control of a train during normal operation, and an independent checking module (namely, independent checking software B) enables and controls the safe operation of the train during failure of the logic operation software.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, a brief description will be given below of the drawings required for the embodiments or the prior art descriptions, and it is obvious that the drawings in the following description are some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 shows a flow chart of an independent safety monitoring method for a train control vehicle-mounted device according to an embodiment of the invention.
Fig. 2 shows a schematic diagram of the logic operation software a and the independent security check software B according to an embodiment of the present invention.
Fig. 3 shows a schematic structural diagram of an electronic device according to an embodiment of the invention.
Fig. 4 illustrates a schematic structure of a computer-readable storage medium according to an embodiment of the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention designs an independent safety monitoring method of CTCS-3 level train control vehicle-mounted equipment (namely an independent safety monitoring method of train control vehicle-mounted equipment), an independent safety monitoring function is added in safety software (namely logic operation software A) of a vehicle-mounted main control unit, the independent safety monitoring method is used for independently designing and developing the function, and the function and the safety software are integrated and compiled and then burnt into a CPU. The logic operation software module (namely the logic operation software A) and the independent checking function module (namely the independent checking software B) respectively run and independently output to the outside, and the independent safety checking module has a safety base line guaranteeing function due to the adoption of different designs, so that the safety risk caused by the design errors of the safety software can be effectively reduced. The following is a detailed description.
As shown in fig. 1, the invention provides an independent safety monitoring method for a train control vehicle-mounted device, wherein logic operation software a and independent check software B are burnt in a single CPU of the train control vehicle-mounted device, and the method comprises the following steps:
under the condition that the logic operation software A normally or abnormally controls the train to run, the independent check software B is used for independently and continuously monitoring the emergency braking speed of the train so as to realize the safety monitoring of the bottom line of the train;
when the logic operation software a controls the train abnormally (i.e. the logic operation software speed monitoring function is abnormal), and the independent checking software B monitors the train speed abnormality (i.e. the actual speed of the train exceeds the emergency braking speed calculated by the independent checking software B), the independent checking software B outputs emergency braking to control the train to stop safely.
The method of the present invention is described in detail below.
In one embodiment of the present invention, the development and deployment mechanisms of the logic operation software a and the independent inspection software B are: the 2 CPUs (namely the CPU1 and the CPU2 in fig. 2) of the train control vehicle-mounted device are simultaneously burnt with logic operation software A and independent check software B. The same in-vehicle apparatus B is deployed with 2 CPUs. Wherein:
1. the logic operation software A and the independent inspection software B are independently compiled by two groups of personnel according to different ideas and methods.
2. The logic operation software a and the independent check software B use independent data storage areas (i.e., data storage area a and data storage area B) to store key original data (i.e., original input data).
3. The logic operation software a and the independent check software B use independent key data, independent variables and functions (according to the key data, the independent variables and functions, the logic operation software a and the independent check software B can be used for curve calculation and speed monitoring), and a common calculation mode can be adopted, and is not described herein.
4. The logic operation software a (the complete logic operation software a in fig. 2) and the independent check software B perform independent logic operations on the secure output.
5. The logic operation software A and the independent checking software B can independently output the safety instruction to the train, and whether the opposite side outputs the safety instruction or not. The safety outputs of the logic operation software A and the independent checking software B are in parallel relation (namely or relation), namely, when any software detects that the safety protection condition (the train speed exceeds the calculated emergency system speed) is met, a train can output a protection instruction (emergency braking output).
In one embodiment of the invention, the method further comprises: obtain the input data, and input (i.e., store separately) the raw data to the data storage area a and the data storage area B, wherein,
the original data stored in the data storage area A is used by the logic operation software A to realize that the logic operation software A normally controls the safe operation of the train;
the original data stored in the data storage area B is used by the independent checking software B to realize the independent continuous monitoring of the emergency braking speed and the emergency braking output of the train by the independent checking software B and control the safe stopping of the train.
In this embodiment, as shown in fig. 2, a schematic diagram is implemented by CTCS-3-level train control vehicle-mounted device logic operation software a and independent security check software B, where the software logic operation a implements a complete core control logic of the train control vehicle-mounted device, and the independent security check software B implements heterogeneous independent calculation and check functions.
The raw data comprises communication data and I O data, wherein the communication data comprises RBC wireless information, transponder data and track circuit information, the I O data comprises speed sensor pulse and other data, and the train control vehicle-mounted device can establish two independent data storage areas A and B for the received key data.
In one embodiment of the invention, the logic operation software A normally controls the safe operation of the train, and comprises the following steps:
the logic operation software A carries out logic operation according to the data stored in the data storage area A, so as to calculate a logic operation result, and the logic operation software A calculates a dynamic monitoring curve (comprising an emergency braking intervention curve EB I1, other commonly used braking intervention curves and the like) of train operation according to the data stored in the data storage area A, so as to monitor the safe operation of the train.
In one embodiment of the invention, the independent check software B independently continuously monitors the safe operation of the train, comprising:
the independent checking software B independently calculates a dynamic monitoring curve of train operation according to the data stored in the data storage area B, wherein the dynamic monitoring curve only comprises an emergency braking intervention curve EB I2; and the independent checking software B independently and continuously monitors the safe running of the train according to the emergency braking intervention curve EB I2.
In one embodiment of the invention, when train control vehicle-mounted equipment normally operates (train overspeed is detected by the logic operation software A and belongs to the train control vehicle-mounted equipment normally operating), the emergency braking intervention curve EB I2 calculated by the independent inspection software B is steeper than the emergency braking intervention curve EB I1 calculated by the logic operation software A, so that the train overspeed collides with the EB I1 line firstly when the train bumps into the line, namely, the safety of a system is ensured by the logic operation software A (through the EB I1) in a control mode, and the independent inspection software B monitors independently and continuously in the background.
In one embodiment of the present invention, in the case that the logic operation software a controls the train to run abnormally (for example, in an extreme abnormal situation, when the logic operation software a has a design defect and cannot ensure that the train stops before the driving permission end point), and the inspection software B continuously monitors the emergency braking speed of the train independently, the independent inspection software B outputs the emergency braking to control the safe stopping of the train when the speed abnormality of the train is monitored, wherein the independent inspection software B outputs the emergency braking to control the safe stopping of the train, including:
the independent checking software B monitors the emergency braking speed of the train according to the emergency braking intervention curve EB I2, and when overspeed, the independent checking software B outputs an alarm prompt, outputs a train control command for cutting off traction and outputting emergency braking to control the emergency braking speed of the train, so that the train is finally controlled to stop before the train driving permission end point, and the safety of the bottom line is ensured.
In one embodiment of the invention, the independent checking software B independently calculates a dynamic monitoring curve of the train operation, comprising:
the independent checking software B independently calculates a dynamic monitoring curve of the train operation according to the acquired final driving license, MRSP (Most Restr I ct I ve Speed Prof I l e, most limited static curve) and the brake performance parameters of the train, and the dynamic monitoring curve (EB I2) is used as a final safety bottom line guarantee curve. Wherein, the braking performance parameter, the parameter of the train braking performance uses the original parameter provided by the vehicle factory (not discounted to be used), and the braking performance parameter also comprises gradient data containing gradient factors.
In one embodiment of the present invention, the method for acquiring the driving license includes:
the independent checking software B independently calculates the first driving permission according to the data (transponder data, track circuit information and the like) of the ground equipment, combines the second driving permission sent by the RBC, and takes the minimum value between the first driving permission and the second driving permission as the driving permission.
In one embodiment of the present invention, the independent checking software B independently calculates a dynamic monitoring curve of the train operation according to the data stored in the data storage area B, and further includes:
the independent checking software B performs checking data preprocessing, wherein the checking data preprocessing comprises the following steps: consistency between the original data stored by data store A, B is checked.
In one embodiment of the present invention, the above-mentioned independent security monitoring method of the train control on-board device, in which the logic operation software a and the independent check software B participate, may be compiled into an executable program, as shown in fig. 2, taking the train control on-board device a as an example, each of 2 CPUs (CPU 1 and CPU 2) of the security computer platform of the train control on-board device should run the executable program, wherein,
in this embodiment, after the logic operation result of the logic operation software a in each CPU is outputted safely, the logic operation result needs to be outputted in a consistent manner with the logic operation result of the logic operation software a in another CPU after being outputted safely, i.e. "two-out-of-two". Similarly, the safe output of the independent checking software B in each CPU needs to be compared and consistent with the safe output of the independent checking software B in the other CPU; and (3) performing OR operation on the results of the two comparison consistent output, namely, outputting a safety output, namely, outputting an external (train) output, on the results of the two comparison consistent output.
In one embodiment of the present invention, there is also provided an independent safety monitoring system for a train control in-vehicle apparatus, wherein the system includes:
the processing module is used for independently and continuously monitoring the safe operation of the train by the independent checking software B under the condition that the logic operation software A normally or abnormally controls the train;
the processing module comprises a control module, wherein the control module is used for controlling the train to stop safely under the condition that the logic operation software A controls the train abnormally, and when the independent checking software B monitors the train speed abnormality, the independent checking software B outputs emergency braking.
In this embodiment, functions and modes implemented by each module in the independent safety monitoring system of the train control vehicle-mounted device are corresponding to each of the independent safety monitoring methods of the train control vehicle-mounted device, so that the detailed description is omitted herein.
As shown in fig. 3, in one embodiment of the present invention, there is further provided an electronic device including a processor 101, a communication interface 102, a memory 103, and a communication bus 104, where the processor 101, the communication interface 102, and the memory 103 perform communication with each other through the communication bus 104, and the memory 103 is used for storing a computer program;
in this embodiment, the processor 101 is configured to implement the steps of the method when executing the program stored in the memory 103.
The implementation principle and technical effects of the electronic device provided by the embodiment of the invention are similar to those of the above embodiment, and are not repeated here.
The memory 103 may be an electronic memory such as a flash memory, an EEPROM (electrically erasable programmable read only memory), an EPROM, a hard disk, or a ROM. The memory 103 has storage space for program code for performing any of the method steps described above. For example, the memory space for the program code may include individual program code for implementing individual steps in the above method, respectively. The program code can be read from or written to one or more computer program products. These computer program products comprise a program code carrier such as a hard disk, compact Disk (CD), memory card or floppy disk. Such computer program products are typically portable or fixed storage units. The storage unit may have a memory segment or a memory space or the like arranged similarly to the memory 103 in the above-described electronic device. The program code may be compressed, for example, in a suitable form. Typically, the storage unit comprises a program for performing the method steps according to an embodiment of the invention, i.e. code that can be read by a processor, such as 101, for example, which when run by an electronic device causes the electronic device to perform the various steps in the method described above.
As shown in fig. 4, in one embodiment of the present invention, a computer-readable storage medium is also provided. The computer readable storage medium has stored thereon a computer program which, when executed by a processor, implements the steps of the method as described above.
The computer-readable storage medium may be embodied in the apparatus/means described in the above embodiments; or may exist alone without being assembled into the apparatus/device. The computer-readable storage medium carries one or more programs which, when executed, implement methods in accordance with embodiments of the present invention.
According to embodiments of the present invention, the computer-readable storage medium may be a non-volatile computer-readable storage medium, which may include, for example, but is not limited to: a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In the context of this document, a computer readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device.
In summary, the invention does not change the hardware architecture of the existing autonomous CTCS-3-level train control vehicle-mounted equipment, and compared with the existing autonomous CTCS-3-level train control vehicle-mounted equipment, the invention adds an independent checking function to the safety software of the vehicle-mounted main control unit, the independent checking function does not need to realize complete control logic, only realizes a part of control functions for ensuring the safety of the bottom line, does not influence the existing software control vehicle during normal operation, enables the safety operation of a control train by the independent checking module when the existing software fails, has simple deployment and controllable cost, and is beneficial to reinforcing the safety control function of the autonomous train control vehicle-mounted equipment.
The present invention is not limited to the above-mentioned embodiments, but is not limited to the above-mentioned embodiments, and any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical matters of the present invention can be made by those skilled in the art without departing from the scope of the present invention.
Claims (14)
1. An independent safety monitoring method for train control vehicle-mounted equipment, wherein logic operation software A and independent inspection software B are burnt in a single CPU of the train control vehicle-mounted equipment, and the method comprises the following steps:
under the condition that the logic operation software A normally or abnormally controls the train to run, the independent check software B is used for independently and continuously monitoring the emergency braking speed of the train so as to realize the safety monitoring of the bottom line of the train;
under the condition that the logic operation software A controls the running of the train abnormally, and when the independent checking software B monitors the abnormal speed of the train, the independent checking software B outputs emergency braking to control the safe stopping of the train.
2. The method for independent security monitoring of a train control vehicle device according to claim 1, wherein the method further comprises:
raw data is acquired and stored to a data storage area a and a data storage area B, respectively, wherein,
the original data stored in the data storage area A is used by the logic operation software A to realize that the logic operation software A normally controls the safe operation of the train;
the original data stored in the data storage area B is used by the independent checking software B to realize the independent continuous monitoring of the emergency braking speed and the emergency braking output of the train by the independent checking software B and control the safe stopping of the train.
3. The independent safety monitoring method for a train control vehicle-mounted device according to claim 2, wherein the logic operation software a normally controls the train operation, comprising:
the logic operation software A calculates a dynamic monitoring curve of train operation according to the data stored in the data storage area A, wherein the dynamic monitoring curve comprises an emergency braking intervention curve EBI 1;
the logic operation software A controls the train to run according to the emergency braking intervention curve EBI 1.
4. The independent safety monitoring method for a train control on-board apparatus according to claim 2, wherein the independent check software B independently continuously monitors the emergency braking speed of the train, comprising:
the independent checking software B independently calculates a dynamic monitoring curve of train operation according to the data stored in the data storage area B, wherein the dynamic monitoring curve only comprises an emergency braking intervention curve EBI 2;
the independent checking software B independently and continuously monitors the emergency braking speed of the train according to the emergency braking intervention curve EBI 2.
5. The method for independently monitoring safety of a train control in-vehicle apparatus according to claim 4, wherein the outputting of emergency braking by the independent check software B controls the safe stopping of the train, comprising:
the independent checking software B controls the emergency braking speed of the train by outputting an alarm prompt, cutting off traction and outputting emergency braking.
6. The method for independently monitoring safety of a train control on-board device according to claim 4 or 5, wherein independently calculating a dynamic monitoring curve of train operation comprises:
and the independent checking software B independently calculates a dynamic monitoring curve of the train operation according to the acquired running permission, the most limited static curve MRSP and the brake performance parameter of the train.
7. The method for independently monitoring safety of a train control vehicle-mounted device according to claim 6, wherein the acquiring mode of the driving license includes:
and the independent checking software B independently calculates a first driving license according to the data of the ground equipment, combines a second driving license sent by the RBC, and takes the minimum value between the first driving license and the second driving license as the driving license.
8. The independent safety monitoring method for a train control on-board apparatus according to claim 4 or 5, wherein the independent checking software B independently calculates a dynamic monitoring curve of the train operation according to the data stored in the data storage area B, further comprising:
the independent checking software B performs checking data preprocessing, wherein the checking data preprocessing comprises the following steps: consistency between the original data stored by data store A, B is checked.
9. The method for independent safety monitoring of a train control in-vehicle apparatus according to any one of claims 2 to 5, wherein the raw data includes communication data and IO data.
10. An independent security monitoring system for a train-controlled vehicle-mounted device, wherein the system comprises:
the processing module is used for independently and continuously monitoring the emergency braking speed of the train by the independent checking software B under the condition that the logic operation software A normally or abnormally controls the train to run so as to realize the safety monitoring of the bottom line of the train;
the processing module comprises a control module, wherein the control module is used for controlling the train to run under the condition that the logic operation software A is abnormal, and when the independent checking software B monitors the abnormal speed of the train, the independent checking software B outputs emergency braking to control the train to stop safely.
11. The column-controlled vehicle-mounted device independent safety monitoring system of claim 10, wherein the system further comprises:
an acquisition module for acquiring the original data and storing the original data to the data storage area A and the data storage area B respectively, wherein,
the original data stored in the data storage area A is used by the logic operation software A to realize that the logic operation software A normally controls the safe operation of the train;
the original data stored in the data storage area B is used by the independent checking software B to realize the independent continuous monitoring of the emergency braking speed and the emergency braking output of the train by the independent checking software B and control the safe stopping of the train.
12. The train control on-board unit independent safety monitoring system of claim 10, wherein the independent check software B independently continuously monitors the emergency braking speed of the train, comprising:
the independent checking software B independently calculates a dynamic monitoring curve of train operation according to the data stored in the data storage area B;
the independent checking software B calculates an emergency braking intervention curve EBI 2 of the train according to the dynamic monitoring curve;
the independent checking software B independently and continuously monitors the emergency braking speed of the train according to the emergency braking intervention curve EBI 2.
13. An electronic device, which comprises a processor, a communication interface, a memory and a communication bus, wherein the processor, the communication interface and the memory are communicated with each other through the communication bus;
a memory for storing a computer program;
a processor for implementing the steps of the method of any one of claims 1-9 when executing a program stored on a memory.
14. A computer readable storage medium having stored thereon a computer program, wherein the computer program when executed by a processor realizes the steps of the method according to any of claims 1-9.
Priority Applications (1)
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| CN202310185702.0A CN116142256A (en) | 2023-02-20 | 2023-02-20 | Independent safety monitoring method, system, equipment and medium for train control vehicle-mounted equipment |
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| CN202310185702.0A CN116142256A (en) | 2023-02-20 | 2023-02-20 | Independent safety monitoring method, system, equipment and medium for train control vehicle-mounted equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116661363A (en) * | 2023-08-02 | 2023-08-29 | 比亚迪股份有限公司 | Safety control method of track system, computer storage medium and track system |
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2023
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116661363A (en) * | 2023-08-02 | 2023-08-29 | 比亚迪股份有限公司 | Safety control method of track system, computer storage medium and track system |
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