CN109204388A - Train speed control method, system, equipment and computer readable storage medium - Google Patents
Train speed control method, system, equipment and computer readable storage medium Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
- B61L25/02—Indicating or recording positions or identities of vehicles or trains
- B61L25/021—Measuring and recording of train speed
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Abstract
The present invention provides a kind of train speed control method, device, equipment and computer readable storage medium, and method includes: to receive the first impulse speed signal that Doppler radar speed measuring module is sent and the second impulse speed signal that rail cable speed measuring module is sent respectively；Judge the first impulse speed signal and the second impulse speed signal difference whether greatly with preset threshold speed；It is switched over if so, being presently in the mode velocity mode current to the train according to train.So as to improve the accuracy of speed signal, and it can be improved the safety of towing vehicle control.
Description
Technical field
The present invention relates to field of track traffic more particularly to a kind of train speed control method, system, equipment and calculating
Machine readable storage medium storing program for executing.
Background technique
Basis of the communications and transportation as a national economy, the ability of sustainable development directly affect economy and continue surely
Fixed development.In various modes of transportation, high-speed railway has the advantages such as freight volume big, speed is high, energy conservation and environmental protection, especially most
In last decade, high speed railway construction obtains high speed development.The highway of continuous development, to the safety of train control system,
Reliability and processing capacity have high requirement, and train speed and position are whether detection train is normal, are safely operated
Important parameter, therefore, how to realize to train test the speed for technical problem urgently to be resolved.
Existing medium-and low-speed maglev train is generally adopted as the domestic new city rail vehicle for just starting starting research
Speed signal vehicle control is provided for traction braking system with binary channels list velocity-measuring system, twin-channel effect is to speed letter
Number carry out real time contrast ensure its accuracy.Locomotive velocity measuring system is generally used Microwave Velocity or rail cable is tested the speed or handed over
Fork inductive loop tests the speed or the modes such as pole span detection+beacon tests the speed realize the detection to the current speed of service of train.
But be merely able to realize using the above method and single speed signal is detected, speed signal does not have superfluous
Therefore the function that train operates normally when complementary energy power is to guarantee single velocity-measuring system failure does not protect the safe operation of train
Card.
Summary of the invention
The present invention provides a kind of train speed control method, system, equipment and computer readable storage medium, for solving
The technology for the function that train operates normally when certainly speed signal does not have redundant ability to guarantee single velocity-measuring system failure is asked
Topic.
The first aspect of the invention is to provide a kind of train speed control method, comprising:
The the first impulse speed signal and rail cable speed measuring module hair that Doppler radar speed measuring module is sent are received respectively
The the second impulse speed signal sent；
Judge the first impulse speed signal and the second impulse speed signal difference whether greatly with preset speed
Spend threshold value；
It is switched over if so, being presently in the mode velocity mode current to the train according to train.
Another aspect of the present invention is to provide a kind of train speed control system, comprising:
Signal receiving module, for receive respectively Doppler radar speed measuring module transmission the first impulse speed signal with
The second impulse speed signal that rail cable speed measuring module is sent；
Judgment module, for judging that the difference of the first impulse speed signal and the second impulse speed signal is
It is no greatly with preset threshold speed；
Switching module, for being carried out if so, being presently in the mode velocity mode current to the train according to train
Switching.
An additional aspect of the present invention is to provide a kind of train speed control equipment, comprising: memory, processor；
Memory；For storing the memory of the processor-executable instruction；
Wherein, the processor is configured to executing such as above-mentioned train speed control method by the processor.
An additional aspect of the present invention is to provide a kind of computer readable storage medium, the computer-readable storage medium
Computer executed instructions are stored in matter, for realizing such as above-mentioned column when the computer executed instructions are executed by processor
Vehicle speed control method.
Train speed control method, system, equipment and computer readable storage medium provided by the invention, pass through difference
Receive the first impulse speed signal that Doppler radar speed measuring module is sent and the second pulse that rail cable speed measuring module is sent
Speed signal；Judge the first impulse speed signal and the second impulse speed signal difference whether greatly with it is preset
Threshold speed；It is switched over if so, being presently in the mode velocity mode current to the train according to train.So as to
The accuracy of speed signal is enough improved, and can be improved the safety of towing vehicle control.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will to embodiment or
Attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments are also possible to obtain other drawings based on these drawings for those of ordinary skill in the art.
Fig. 1 is the structural schematic diagram for the train speed control system that one embodiment of the invention provides；
Fig. 2 is the flow diagram for the train speed control method that one embodiment of the invention provides；
Fig. 3 is the structural schematic diagram for the train speed control system that further embodiment of this invention provides；
Fig. 4 is the structural schematic diagram that the train speed that further embodiment of this invention provides controls equipment.
Appended drawing reference:
11- Doppler range rate measurement module；12- rail cable speed measuring module；
13- train motion control unit；14- train network control system；
15- vehicle is arranged velocity mode and switchs.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Every other reality obtained based on the embodiments of the present invention
Example is applied, shall fall within the protection scope of the present invention.
Fig. 1 is the structural schematic diagram for the train speed control system that one embodiment of the invention provides, and Fig. 2 is the present invention one
The flow diagram for the train speed control method that embodiment provides, as shown in Figure 1 to Figure 2, which comprises
Step 101 receives the first impulse speed signal and rail cable survey that Doppler radar speed measuring module is sent respectively
The second impulse speed signal that fast module is sent.
As shown in Figure 1, train speed control system provided by the invention includes Doppler range rate measurement module 11, rail cable
Speed measuring module 12, train motion control unit 13 (Drive Control Unit, abbreviation DCU), train network control system 14
Velocity mode switch 15 is arranged in (Train Control and Management System, abbreviation TCMS) and vehicle.Its
In, there are three train motion control units 13, train motion control unit 13 to use principal and subordinate's mould for setting on medium-and low-speed maglev train
Formula has the functions such as information exchange, logic judgment.Specifically, Doppler range rate measurement module 11, rail cable speed measuring module 12 divide
It is not communicated to connect with train motion control unit 13, the impulse speed signal for obtaining measurement is sent to train transmission control
Unit 13 processed, the train motion control unit 13 and train network control system 14 communicate to connect, and are used for and networked control system of the train
System 14 carries out information exchange, to realize the switching to train speed mode.Velocity mode switch and train network is arranged in vehicle
Control system 14 communicates to connect, and switches over for the velocity mode to train, and it includes three that velocity mode switch 15, which is arranged, in vehicle
A mode: A/B/O, wherein A modeling rail cable compulsory mode, B-mode characterize Doppler radar compulsory mode, O mould
Formula characterizes the autonomous selection mode of train motion control unit.
Specifically, the executing subject of the present embodiment is train motion control unit.Doppler range rate measurement module and rail cable
The speed current to train measures speed measuring module respectively, two kinds of mutual redundancies of speed signal, and in real time obtain measurement
Pulse signal is sent to train motion control unit.Correspondingly, train motion control unit can receive Doppler radar and test the speed
The second impulse speed signal that the first impulse speed signal and rail cable speed measuring module that module is sent are sent.
Step 102, judge the first impulse speed signal and the second impulse speed signal difference whether greatly with
Preset threshold speed.
In the present embodiment, same train is worked as respectively with rail cable speed measuring module due to Doppler range rate measurement module
Preceding speed measures, theoretically for, the speed that the measurement of two speed measuring modules obtains should be less than preset threshold value, if
Two test module measurement results are more than preset threshold value, then can be determined that current train has the abnormal situation of traveling, because
This, train motion control unit receives the first impulse speed signal that Doppler radar speed measuring module is sent and rail cable is surveyed
After the second impulse speed signal that fast module is sent, it can be determined that the first impulse speed signal and the second impulse speed signal
Difference whether greatly with preset threshold speed.
Step 103 switches over if so, being presently in the mode velocity mode current to the train according to train.
In the present embodiment, if two test module measurement results are more than preset threshold value, it can be determined that and work as forefront
Vehicle has the abnormal situation of traveling, therefore, in order to guarantee that train operates normally, it is also necessary to the velocity mode current to train into
Row switching.It specifically, therefore, can be according to the form state that train is presently in working as there are many train current running states
Preceding velocity mode switches over.
Train speed control method provided in this embodiment, by receiving the transmission of Doppler radar speed measuring module respectively
The second impulse speed signal that first impulse speed signal and rail cable speed measuring module are sent；Judge the first pulse speed
Spend signal and the second impulse speed signal difference whether greatly with preset threshold speed；If so, current according to train
The locating mode velocity mode current to the train switches over.So as to improve the accuracy of speed signal, and energy
Enough improve the safety of towing vehicle control.
Further, based on any of the above embodiments, the Doppler radar speed measuring module includes being respectively set
In two Doppler range rate measurement units of the train two ends vehicle, the rail cable speed measuring module includes being separately positioned on institute
Two rail cables for stating train two ends vehicle test the speed unit；
Correspondingly, which comprises
Two-way the first impulse speed signal that Doppler radar speed measuring module is sent is received respectively and rail cable tests the speed mould
Two-way the second impulse speed signal that block is sent；
Judge the average value of the first impulse speed of two-way signal and being averaged for two-way the second impulse speed signal
Whether the difference between value is greater than preset threshold value；
It is switched over if so, being presently in the mode velocity mode current to the train according to train.
In the present embodiment, in order to guarantee that velocity measurement is more accurate, the mould as shown in figure 3, Doppler radar tests the speed
It may include that two Doppler radars test the speed unit in block, be separately positioned on train two ends vehicle, for two ends vehicle
Speed measures, and correspondingly, rail cable speed measuring module also includes that two rail cables test the speed unit, is separately positioned on column
On vehicle two ends vehicle, measured for the speed to two ends vehicle.Specifically, train motion control unit can connect respectively
Receive two-way the first impulse speed signal that Doppler radar speed measuring module is sent and the two-way that rail cable speed measuring module is sent
Two impulse speed signals, and judge the average value of two-way the first impulse speed signal and putting down for the second impulse speed of two-way signal
Whether the difference between mean value is greater than preset threshold value, if more than then can be according to the form mode that train is presently in column
The current velocity mode of vehicle switches over.
Train speed control method provided in this embodiment includes being separately positioned on institute by general Le radar velocity measurement module
Two Doppler range rate measurement units of train two ends vehicle are stated, the rail cable speed measuring module includes being separately positioned on the column
Two rail cables of vehicle two ends vehicle test the speed unit, so as to further improve acquisition speed signal precision,
It provides the foundation to improve the safety of towing vehicle control.
Further, based on any of the above embodiments, which comprises
The the first impulse speed signal and rail cable speed measuring module hair that Doppler radar speed measuring module is sent are received respectively
The the second impulse speed signal sent；
Judge the difference of the first impulse speed signal and the second impulse speed signal whether greatly with preset the
One threshold speed；
If so, fault-signal is sent to train network control module if the train is currently at network mode, with
It analyzes the networked control system of the train module to current train velocity information according to the fault-signal, and controls traction
Inverter is out of service；
Receive and execute the control instruction of the networked control system of the train module feedback.
In the present embodiment, receive Doppler radar speed measuring module transmission the first impulse speed signal and rail between electricity
After the second impulse speed signal that cable speed measuring module is sent, it can be determined that the first impulse speed signal and the second impulse speed
Whether the difference of signal is greatly with preset First Speed threshold value, and specifically, First Speed threshold value can be 5km/h.Correspondingly,
If more than form mode locating for current train then being judged, if train is in network model, it can be determined that train current driving
It goes wrong, therefore fault-signal can be sent to train network control module, wherein may include current in fault-signal
The velocity information that the unit that respectively tests the speed measures, so that networked control system of the train module is according to fault-signal to current train velocity information
It is analyzed, correspondingly, it is also necessary to it is out of service to control traction invertor.Networked control system of the train module is according to fault-signal pair
After current train velocity information is analyzed, control instruction can be issued to train motion control unit according to analysis instruction,
Therefore, train motion control unit can receive the control instruction, and execute operation corresponding with the control instruction.
Train speed control method provided in this embodiment, by judging the first impulse speed signal and second arteries and veins
Rush speed signal difference whether greatly with preset First Speed threshold value, and be greater than when to train network control module send
Fault-signal, and execute and sent out after networked control system of the train module analyzes current train velocity information according to fault-signal
Control instruction out, so as to improve the safety of towing vehicle control.
Further, based on any of the above embodiments, which comprises
The the first impulse speed signal and rail cable speed measuring module hair that Doppler radar speed measuring module is sent are received respectively
The the second impulse speed signal sent；
Judge the difference of the first impulse speed signal and the second impulse speed signal whether greatly with preset the
One threshold speed；
If so, determining the first impulse speed signal and described second if the train is currently at contingency mode
Abnormal speed signal in impulse speed signal；
Remove the abnormal speed signal, and using except after the abnormal speed signal the first impulse speed signal with
The average value of the second impulse speed signal realizes the control to the train.
In the present embodiment, receive Doppler radar speed measuring module transmission the first impulse speed signal and rail between electricity
After the second impulse speed signal that cable speed measuring module is sent, it can be determined that the first impulse speed signal and the second impulse speed
Whether the difference of signal is greatly with preset First Speed threshold value, and specifically, First Speed threshold value can be 5km/h.Correspondingly,
If more than then judging form mode locating for current train, if train is in contingency mode, can determine Doppler radar
It is different in the second impulse speed signal that the first impulse speed signal that speed measuring module is sent is sent with rail cable speed measuring module
Regular signal will affect biggish abnormal signal removal, be realized by the average value of other a few road normal speed signals to the column
The control of vehicle.
Train speed control method provided in this embodiment, by judging the first impulse speed signal and second arteries and veins
The difference of speed signal is rushed whether greatly with preset First Speed threshold value, and it is determining when being greater than and remove present speed signal
In abnormal signal, the control to the train is realized by the average value of other a few road normal speed signals so as to mention
The safety of high towing vehicle control.
Further, based on any of the above embodiments, which comprises
The the first impulse speed signal and rail cable speed measuring module hair that Doppler radar speed measuring module is sent are received respectively
The the second impulse speed signal sent；
Judge the difference of the first impulse speed signal and the second impulse speed signal whether greatly with preset the
Two threshold speeds；
If so, if the train is currently at network mode, to the networked control system of the train module transmission speed mode
Switching request, so that networked control system of the train module transmission is current to the train according to the velocity mode switching request
Velocity information analyzed, and it is out of service to control traction invertor；
Receive the velocity mode switching command of the networked control system of the train module feedback；
Switch the velocity mode of the train according to the velocity mode, and restarts the traction invertor.
In the present embodiment, receive Doppler radar speed measuring module transmission the first impulse speed signal and rail between electricity
After the second impulse speed signal that cable speed measuring module is sent, it can be determined that the first impulse speed signal and the second impulse speed
Whether the difference of signal is greatly with preset second speed threshold value, and specifically, second speed threshold value can be 3km/h.Correspondingly,
If more than, then judge form mode locating for current train, it, can be according to current multichannel if train is in network mode
Speed signal is to train network control module transmission speed mode switch request, so that networked control system of the train module is to current
Velocity information is analyzed, and the velocity mode for controlling train based on the analysis results switches over.It is led in addition it is also necessary to control
Draw inverter closing.After networked control system of the train module analyzes multichannel speed signal, it can be switched with velocity mode and be referred to
It enables, correspondingly, train motion control unit can receive the velocity mode switching command of networked control system of the train module feedback；Root
According to the velocity mode of velocity mode switching train, and restart traction invertor.
Train speed control method provided in this embodiment, by judging the first impulse speed signal and second arteries and veins
Rush speed signal difference whether greatly with preset second speed threshold value, and be greater than when to train network control module send
Velocity mode switching request, and it is current to train according to the realization of the velocity mode switching command of networked control system of the train module feedback
Velocity mode switching, so as to improve acquisition speed signal precision, for improve towing vehicle control safety
Property provides the foundation.
Further, based on any of the above embodiments, which comprises
The the first impulse speed signal and rail cable speed measuring module hair that Doppler radar speed measuring module is sent are received respectively
The the second impulse speed signal sent；
Judge the difference of the first impulse speed signal and the second impulse speed signal whether greatly with preset the
Two threshold speeds；
If so, if the train is currently at contingency mode, it is out of service to control the traction invertor, according to pre-
If velocity mode switching law switch the velocity mode of the train, and restart the traction invertor.
In the present embodiment, receive Doppler radar speed measuring module transmission the first impulse speed signal and rail between electricity
After the second impulse speed signal that cable speed measuring module is sent, it can be determined that the first impulse speed signal and the second impulse speed
Whether the difference of signal is greatly with preset second speed threshold value, and specifically, second speed threshold value can be 3km/h.Correspondingly,
If more than then judging form mode locating for current train, if train is in contingency mode, can control traction invertor
It is out of service, and according to the velocity mode of preset velocity mode switching law switching train, and restart traction inversion
Device.
Train speed control method provided in this embodiment, by judging the first impulse speed signal and second arteries and veins
The difference of speed signal is rushed whether greatly with preset second speed threshold value, and the traction invertor is controlled when being greater than and stops
Operation, switches the velocity mode of the train according to preset velocity mode switching law, and restart the traction inversion
Device.So as to improve acquisition speed signal precision, for improve towing vehicle control safety provide the foundation.
Fig. 3 is the structural schematic diagram for the train speed control system that further embodiment of this invention provides, as shown in figure 3, institute
The system of stating includes:
Signal receiving module 31, for receiving the first impulse speed signal of Doppler radar speed measuring module transmission respectively
The the second impulse speed signal sent with rail cable speed measuring module.
Judgment module 32, for judging the difference of the first impulse speed signal Yu the second impulse speed signal
Whether greatly with preset threshold speed.
Switching module 33, for if so, according to train be presently in the mode velocity mode current to the train into
Row switching.
Train speed control system provided in this embodiment, by receiving the transmission of Doppler radar speed measuring module respectively
The second impulse speed signal that first impulse speed signal and rail cable speed measuring module are sent；Judge the first pulse speed
Spend signal and the second impulse speed signal difference whether greatly with preset threshold speed；If so, current according to train
The locating mode velocity mode current to the train switches over.So as to improve the accuracy of speed signal, and energy
Enough improve the safety of towing vehicle control.
Further, based on any of the above embodiments, the Doppler radar speed measuring module includes being respectively set
In two Doppler range rate measurement units of the train two ends vehicle, the rail cable speed measuring module includes being separately positioned on institute
Two rail cables for stating train two ends vehicle test the speed unit；
Correspondingly, the system comprises:
The signal receiving module includes:
Speed signal receiving unit, for receiving two-way the first pulse speed of Doppler radar speed measuring module transmission respectively
Spend two-way the second impulse speed signal that signal and rail cable speed measuring module are sent；
The judgment module includes:
Dif ference judgment unit, for judging the average value and the two-way second of the first impulse speed of two-way signal
Whether the difference between the average value of impulse speed signal is greater than preset threshold value；
Switching module, for being carried out if so, being presently in the mode velocity mode current to the train according to train
Switching.
Train speed control system provided in this embodiment includes being separately positioned on institute by general Le radar velocity measurement module
Two Doppler range rate measurement units of train two ends vehicle are stated, the rail cable speed measuring module includes being separately positioned on the column
Two rail cables of vehicle two ends vehicle test the speed unit, so as to further improve acquisition speed signal precision,
It provides the foundation to improve the safety of towing vehicle control.
Further, based on any of the above embodiments, the system comprises:
Signal receiving module, for receive respectively Doppler radar speed measuring module transmission the first impulse speed signal with
The second impulse speed signal that rail cable speed measuring module is sent；
Judgment module specifically includes:
First judging unit, for judging the difference of the first impulse speed signal Yu the second impulse speed signal
Value whether greatly with preset First Speed threshold value；
Switching module specifically includes:
First mode judging unit, for if so, if the train is currently at network mode, to train network control
Molding block sends fault-signal, so that the networked control system of the train module believes current train speed according to the fault-signal
Breath is analyzed, and it is out of service to control traction invertor；
First execution unit, for receiving and executing the control instruction of the networked control system of the train module feedback.
Train speed control system provided in this embodiment, by judging the first impulse speed signal and second arteries and veins
Rush speed signal difference whether greatly with preset First Speed threshold value, and be greater than when to train network control module send
Fault-signal, and execute and sent out after networked control system of the train module analyzes current train velocity information according to fault-signal
Control instruction out, so as to improve the safety of towing vehicle control.
Further, based on any of the above embodiments, which comprises
Signal receiving module, for receive respectively Doppler radar speed measuring module transmission the first impulse speed signal with
The second impulse speed signal that rail cable speed measuring module is sent；
Judgment module specifically includes:
First judging unit, for judging the difference of the first impulse speed signal Yu the second impulse speed signal
Value whether greatly with preset First Speed threshold value；
Switching module specifically includes:
Second mode judging unit, for if so, determining described first if the train is currently at contingency mode
Abnormal speed signal in impulse speed signal and the second impulse speed signal；
Second execution unit, for removing the abnormal speed signal, and using except the after the abnormal speed signal
The average value of one impulse speed signal and the second impulse speed signal realizes the control to the train.
Train speed control system provided in this embodiment, by judging the first impulse speed signal and second arteries and veins
The difference of speed signal is rushed whether greatly with preset First Speed threshold value, and it is determining when being greater than and remove present speed signal
In abnormal signal, the control to the train is realized by the average value of other a few road normal speed signals so as to mention
The safety of high towing vehicle control.
Further, based on any of the above embodiments, the system comprises:
Signal receiving module, for receive respectively Doppler radar speed measuring module transmission the first impulse speed signal with
The second impulse speed signal that rail cable speed measuring module is sent；
Judgment module specifically includes:
Second judgment unit, for judging the difference of the first impulse speed signal Yu the second impulse speed signal
Value whether greatly with preset second speed threshold value；
Switching module specifically includes:
The third mode judging unit, for if so, if the train is currently at network mode, to the train net
Network control module transmission speed mode switch request, so that the networked control system of the train module is sent according to the velocity mode
The switching request velocity information current to the train is analyzed, and it is out of service to control traction invertor；
Instruction receiving unit, for receiving the velocity mode switching command of the networked control system of the train module feedback；
Third execution unit for switching the velocity mode of the train according to the velocity mode, and restarts institute
State traction invertor.
Train speed control system provided in this embodiment, by judging the first impulse speed signal and second arteries and veins
Rush speed signal difference whether greatly with preset second speed threshold value, and be greater than when to train network control module send
Velocity mode switching request, and it is current to train according to the realization of the velocity mode switching command of networked control system of the train module feedback
Velocity mode switching, so as to improve acquisition speed signal precision, for improve towing vehicle control safety
Property provides the foundation.
Further, based on any of the above embodiments, the system comprises:
Signal receiving module, for receive respectively Doppler radar speed measuring module transmission the first impulse speed signal with
The second impulse speed signal that rail cable speed measuring module is sent；
Judgment module specifically includes:
Second judgment unit, for judging the difference of the first impulse speed signal Yu the second impulse speed signal
Value whether greatly with preset second speed threshold value；
Switching module specifically includes:
Fourth mode judging unit, for if so, controlling the traction if the train is currently at contingency mode
Inverter is out of service, switches the velocity mode of the train according to preset velocity mode switching law, and restart institute
State traction invertor.
Train speed control system provided in this embodiment, by judging the first impulse speed signal and second arteries and veins
The difference of speed signal is rushed whether greatly with preset second speed threshold value, and the traction invertor is controlled when being greater than and stops
Operation, switches the velocity mode of the train according to preset velocity mode switching law, and restart the traction inversion
Device.So as to improve acquisition speed signal precision, for improve towing vehicle control safety provide the foundation.
Fig. 4 is the structural schematic diagram that the train speed that further embodiment of this invention provides controls equipment, as shown in figure 4, institute
Stating equipment includes: memory 41, processor 42；
Memory 41；For storing the memory 41 of 42 executable instruction of processor；
Wherein, the processor 42 is configured as executing such as above-mentioned train speed control method by the processor 42.
Further embodiment of this invention provides a kind of computer readable storage medium, in the computer readable storage medium
Computer executed instructions are stored with, for realizing such as above-mentioned train speed when the computer executed instructions are executed by processor
Spend control method.
It is apparent to those skilled in the art that for convenience and simplicity of description, the device of foregoing description
Specific work process, can refer to corresponding processes in the foregoing method embodiment, details are not described herein.
Those of ordinary skill in the art will appreciate that: realize that all or part of the steps of above-mentioned each method embodiment can be with
It is done through the relevant hardware of the program instructions.Program above-mentioned can be stored in a computer readable storage medium.It should
When being executed, execution includes the steps that above-mentioned each method embodiment to program；And storage medium above-mentioned includes: ROM, RAM, magnetic
The various media that can store program code such as dish or CD.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；
Although present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its
It is still possible to modify the technical solutions described in the foregoing embodiments, or special to some or all of technologies
Sign is equivalently replaced；And these are modified or replaceed, various embodiments of the present invention that it does not separate the essence of the corresponding technical solution
The range of technical solution.
Claims (10)
1. a kind of train speed control method characterized by comprising
Receive what the first impulse speed signal that Doppler radar speed measuring module is sent was sent with rail cable speed measuring module respectively
Second impulse speed signal；
Judge the first impulse speed signal and the second impulse speed signal difference whether greatly with preset speed threshold
Value；
It is switched over if so, being presently in the mode velocity mode current to the train according to train.
2. the method according to claim 1, wherein the Doppler radar speed measuring module includes being separately positioned on
Two Doppler range rate measurement units of the train two ends vehicle, the rail cable speed measuring module include being separately positioned on the column
Two rail cables of vehicle two ends vehicle test the speed unit；
Correspondingly, the first impulse speed signal for receiving the transmission of Doppler radar speed measuring module respectively tests the speed with rail cable
The second impulse speed signal that module is sent, comprising:
Two-way the first impulse speed signal and rail cable speed measuring module hair that Doppler radar speed measuring module is sent are received respectively
Two-way the second impulse speed signal sent；
The difference for judging the first impulse speed signal and the second impulse speed signal whether greatly with preset speed
Spend threshold value, comprising:
Judge the first impulse speed of two-way signal average value and the second impulse speed of two-way signal average value it
Between difference whether be greater than preset threshold value.
3. the method according to claim 1, wherein the judgement the first impulse speed signal and described the
The difference of two impulse speed signals whether greatly with preset threshold speed, comprising:
Judge whether the difference of the first impulse speed signal and the second impulse speed signal is fast with preset first greatly
Spend threshold value；
It is described to be switched over if so, being presently in the mode velocity mode current to the train according to train, comprising:
If so, fault-signal is sent to train network control module, so that described if the train is currently at network mode
Networked control system of the train module analyzes current train velocity information according to the fault-signal, and controls traction invertor and stop
Only run；
Receive and execute the control instruction of the networked control system of the train module feedback.
4. according to the method described in claim 3, it is characterized in that, the judgement the first impulse speed signal and described the
Whether the difference of two impulse speed signals is greatly and after preset First Speed threshold value, further includes:
If so, determining the first impulse speed signal and second pulse if the train is currently at contingency mode
Abnormal speed signal in speed signal；
Remove the abnormal speed signal, and using except the first impulse speed signal and described the after the abnormal speed signal
The average value of two impulse speed signals realizes the control to the train.
5. the method according to claim 1, wherein the judgement the first impulse speed signal and described the
The difference of two impulse speed signals whether greatly with preset threshold speed, comprising:
Judge whether the difference of the first impulse speed signal and the second impulse speed signal is fast with preset second greatly
Spend threshold value；
It is described to be switched over if so, being presently in the mode velocity mode current to the train according to train, comprising:
If so, if the train is currently at network mode, to the networked control system of the train module transmission speed pattern switching
Request, so that the networked control system of the train module sends the speed current to the train according to the velocity mode switching request
Information is analyzed, and it is out of service to control traction invertor；
Receive the velocity mode switching command of the networked control system of the train module feedback；
Switch the velocity mode of the train according to the velocity mode, and restarts the traction invertor.
6. according to the method described in claim 5, it is characterized in that, the judgement the first impulse speed signal and described the
Whether the difference of two impulse speed signals is greatly and after preset second speed threshold value, further includes:
If so, if the train is currently at contingency mode, it is out of service to control the traction invertor, according to preset speed
Degree pattern switching rule switches the velocity mode of the train, and restarts the traction invertor.
7. a kind of train speed control system characterized by comprising
Signal receiving module, for receive respectively Doppler radar speed measuring module transmission the first impulse speed signal and rail between electricity
The second impulse speed signal that cable speed measuring module is sent；
Judgment module, for judge the first impulse speed signal and the second impulse speed signal difference whether greatly with
Preset threshold speed；
Switching module, for being switched over if so, being presently in the mode velocity mode current to the train according to train.
8. system according to claim 7, which is characterized in that the Doppler radar speed measuring module includes being separately positioned on
Two Doppler range rate measurement units of the train two ends vehicle, the rail cable speed measuring module include being separately positioned on the column
Two rail cables of vehicle two ends vehicle test the speed unit；
Correspondingly, the signal receiving module includes:
Speed signal receiving unit, for receiving two-way the first impulse speed signal of Doppler radar speed measuring module transmission respectively
Two-way the second impulse speed signal sent with rail cable speed measuring module；
The judgment module includes:
Dif ference judgment unit, for judging the average value and second pulse of two-way speed of the first impulse speed of two-way signal
Whether the difference spent between the average value of signal is greater than preset threshold value.
9. a kind of train speed controls equipment characterized by comprising memory, processor；
Memory；For storing the memory of the processor-executable instruction；
Wherein, the processor is configured to being executed by the processor such as train speed of any of claims 1-6
Spend control method.
10. a kind of computer readable storage medium, which is characterized in that be stored with computer in the computer readable storage medium
It executes instruction, for realizing column such as claimed in any one of claims 1 to 6 when the computer executed instructions are executed by processor
Vehicle speed control method.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113401153A (en) * | 2020-03-17 | 2021-09-17 | 株洲中车时代电气股份有限公司 | Train speed control method and device, driver controller and storage medium |
| CN113460127A (en) * | 2020-03-30 | 2021-10-01 | 比亚迪股份有限公司 | Train speed measuring equipment detection method and device, computer equipment and storage medium |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102081402A (en) * | 2011-01-25 | 2011-06-01 | 中国人民解放军国防科学技术大学 | Vehicle-mounted control and diagnosis system for medium-low speed maglev train |
| DE102010022592A1 (en) * | 2010-05-31 | 2011-12-01 | Siemens Aktiengesellschaft | Method for determining speed of rail-bound vehicle e.g. magnetic levitation train, involves detecting image of stretching-side surrounding vehicle, and detecting speed of vehicle from distortion of image by using evaluation device |
| WO2013151692A2 (en) * | 2012-04-04 | 2013-10-10 | General Electric Company | Method and system for identifying an erroneous speed of a vehicle |
| CN105372442A (en) * | 2015-12-14 | 2016-03-02 | 北京交控科技股份有限公司 | Train speed measuring method, processor and train speed measuring system |
| CN105501256A (en) * | 2015-12-23 | 2016-04-20 | 中国铁道科学研究院通信信号研究所 | Middle-low speed magnetically levitated train combination speed measurement positioning device |
| CN106627673A (en) * | 2016-10-27 | 2017-05-10 | 交控科技股份有限公司 | Multi-sensor fusion train positioning method and system |
| CN108216168A (en) * | 2016-12-22 | 2018-06-29 | 比亚迪股份有限公司 | Train skidding or idle running detection method and device |
-
2018
- 2018-08-15 CN CN201810930710.2A patent/CN109204388B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010022592A1 (en) * | 2010-05-31 | 2011-12-01 | Siemens Aktiengesellschaft | Method for determining speed of rail-bound vehicle e.g. magnetic levitation train, involves detecting image of stretching-side surrounding vehicle, and detecting speed of vehicle from distortion of image by using evaluation device |
| CN102081402A (en) * | 2011-01-25 | 2011-06-01 | 中国人民解放军国防科学技术大学 | Vehicle-mounted control and diagnosis system for medium-low speed maglev train |
| WO2013151692A2 (en) * | 2012-04-04 | 2013-10-10 | General Electric Company | Method and system for identifying an erroneous speed of a vehicle |
| CN105372442A (en) * | 2015-12-14 | 2016-03-02 | 北京交控科技股份有限公司 | Train speed measuring method, processor and train speed measuring system |
| CN105501256A (en) * | 2015-12-23 | 2016-04-20 | 中国铁道科学研究院通信信号研究所 | Middle-low speed magnetically levitated train combination speed measurement positioning device |
| CN106627673A (en) * | 2016-10-27 | 2017-05-10 | 交控科技股份有限公司 | Multi-sensor fusion train positioning method and system |
| CN108216168A (en) * | 2016-12-22 | 2018-06-29 | 比亚迪股份有限公司 | Train skidding or idle running detection method and device |
Non-Patent Citations (2)
| Title |
|---|
| 李晓龙等: ""磁浮列车测速定位中的信息融合研究"", 《电子科技大学学报》 * |
| 粟爱军等: ""中低速磁悬浮列车控制及网络系统"", 《机车电传动》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113401153A (en) * | 2020-03-17 | 2021-09-17 | 株洲中车时代电气股份有限公司 | Train speed control method and device, driver controller and storage medium |
| CN113401153B (en) * | 2020-03-17 | 2022-05-27 | 株洲中车时代电气股份有限公司 | Train speed control method and device, driver controller and storage medium |
| CN113460127A (en) * | 2020-03-30 | 2021-10-01 | 比亚迪股份有限公司 | Train speed measuring equipment detection method and device, computer equipment and storage medium |
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|---|---|
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