CN102692921A - Line control vehicle-mounted integrated testing system and method based on object signal - Google Patents
Line control vehicle-mounted integrated testing system and method based on object signal Download PDFInfo
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- CN102692921A CN102692921A CN2012102021041A CN201210202104A CN102692921A CN 102692921 A CN102692921 A CN 102692921A CN 2012102021041 A CN2012102021041 A CN 2012102021041A CN 201210202104 A CN201210202104 A CN 201210202104A CN 102692921 A CN102692921 A CN 102692921A
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Abstract
The invention discloses a line control vehicle-mounted integrated testing system and method based on an object signal. The line control vehicle-mounted integrated testing system comprises a testing main control subsystem and a ground signal control subsystem, wherein the testing main control subsystem is used for testing a human-machine interface, loading ground signal key point data, carrying out running position calculation, acquiring an output of a tested device and sending a signal of controlling a speed and pressure generation device; and the ground signal control subsystem is used for receiving a running position, sending a command of controlling a ground signal device so as to load a message of a point transponder, synchronously computing a running position and a key point, coding a track circuit, controlling a point transponder control device, controlling a track circuit code sending device and carrying out network communication. The method is applied to the integrated testing system, and all functions are executed on the testing main control subsystem and the ground signal control subsystem. According to the invention, all object condition signal generation devices can be centrally controlled and a complete actual condition signal is provided for device experiments and tests, and the actuality and effectiveness of testing and experimenting conditions are improved.
Description
Technical field
The present invention is mainly concerned with the field tests of train control system mobile unit, refers in particular to a kind of row car controlling based on signal in kind and carries equipment integration test macro and method.
Background technology
The initial conditions signal that " train control system mobile unit " is in operation mainly comprises traveling speed, train tube pressure (common locomotive also comprises equalizing reservoir pressure), brake-cylinder pressure, driver controller handle position, track circuit information, dot-mode transponder information etc.; The train control system mobile unit is tested with proof procedure in; Need constitute basic experimental situation for it provides above-mentioned conditioned signal.
At present, carry in the test and experiment of equipment in the row car controlling, these conditioned signals all provide through signal imitation instrument or equipment, but various test macro of the prior art is not enough below existing:
(1) the simulation locomotive conditions that prior art provided is the simulated conditions electric signal that generates through signal modulation circuit; Like velocity pulse, train line pressure magnitude of voltage, brake-cylinder pressure magnitude of voltage etc.; Signal is pure, can't simulate marginal testing environment such as clutter, interference.
(2) prior art is target and tested object with the main control system that equipment is carried in the car controlling of CTCS-0 level row only; The simulated conditions signal that is provided is merely the car controlling of CTCS-0 level row and carries the required pacing items signal of device control main frame; Reckon without other peripheral mobile unit, also do not satisfy the test and the checking requirement of high-level train control system mobile unit.
(3) each equipment disposition in kind is disperseed in the prior art, function singleness, and do not have integrated test control man-machine interface, complicated operating process.
Summary of the invention
The technical matters that the present invention will solve just is: to the technical matters of prior art existence; The present invention provide a kind of can be with various conditioned signal generation centralized equipment in kind controls and for equipment experiment and test provide the row car controlling based on signal in kind of comprehensive full-scale condition signal to carry equipment integration test macro and method, test and the authenticity and the validity of experiment condition in order to improve.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
The equipment integration test macro is carried in a kind of row car controlling based on signal in kind, it is characterized in that, comprising:
Test master control subsystem is used to test man-machine interface, loads ground signal key point data, carries out the signal that run location calculated, gathered equipment under test output and sends control rate and pressure-generating device; Said test master control subsystem comprises test master controller and the test human-computer interface module, ground signal key point position data load module, run location computing module, speed generating means control module, pressure-generating device control module, digital signal acquiring module and the vehicle-mounted end network communication module that link to each other with the test master controller;
The ground signal RACS; The order that is used to receive run location, sends the control trackside signal facility is to realize the loading of dot-mode transponder message, run location and to cross the synchronous computing of key point, track circuit coding, the control of dot-mode transponder control device, track circuit signaling device (track circuit loop wire signaling case) control, network service; Said ground signal RACS comprises ground signal master controller and the dot-mode transponder message storage that links to each other with the ground signal master controller and load-on module, clocked flip-flop module, track circuit coding module, dot-mode transponder control device control module, track circuit signaling device control module and ground surface end network communication module;
Said test master control subsystem is connected through communication network with the ground signal RACS.
As further improvement of the present invention:
Said test master controller and ground signal master controller all adopt industrial computer.
The present invention further provides a kind of method of testing that is applied to above-mentioned integrated test system, and it is carried out flow process and comprises:
1. by the data in the data load module loading position paper of ground signal key point position, said data comprise ground signal type, spacing distance, key point numbering, track circuit standard, track circuit carrier frequency, track circuit low frequency sign indicating number;
2. the speed drive run location computing module by the input of test human-computer interface module calculates in real time, and result of calculation sends to the ground signal RACS through vehicle-mounted end network communication module;
3. the velocity amplitude that will test human-computer interface module input by speed generating means control module sends to speed generating means equipment, and the feedback data of acquisition speed generating means equipment is also in the test man-machine interface module;
4. the force value that will test human-computer interface module input by the pressure-generating device control module is sent to pressure-generating device equipment, obtains the feedback data of pressure-generating device equipment and in the test man-machine interface module;
5. the handle operating mode instruction that will test human-computer interface module input by the digital signal acquiring module sends to signal regulating panel, and gathers the control signal that equipment under test sends from signal regulating panel, and in the test man-machine interface module;
6. after the ground signal RACS receives train real time execution information and ground signal supplemental characteristic through the ground surface end network communication module, and the generation trigger event is stored in the clocked flip-flop module behind track circuit coding module coding;
7. judged accurately by the clocked flip-flop module that the ground signal key point constantly, was a track circuit like ground signal, then sent the order of track circuit signaling through track circuit signaling device control module; Like ground signal is dot-mode transponder, then sends write command of dot-mode transponder message and activation command through dot-mode transponder control device control module.
Compared with prior art, the invention has the advantages that:
1, method of testing of the present invention and system are based on the design of signal in kind; Be about to various conditioned signal generation centralized equipment controls in kind; For equipment experiment and test provide comprehensive full-scale condition signal, thereby the authenticity and the validity of test and experiment condition have been improved.
2, the present invention passes through to drive relevant equipment in kind, the flexible configuration associated signal parameter, and carrying equipment to tested row car controlling provides operation required full-scale condition signal environment.
3, the present invention can test needs according to reality; Through controlling vehicle-mounted interface matter emulation equipment and ground signal matter emulation equipment; Manually or from the whole row car controlling of trend loading system true controlled condition signal is provided, provides high-level train control system mobile unit required actual signal interface simultaneously.
4, the present invention will provide the integrated man-machine interface of each test condition signal controlling, and will be simple to operate, friendly interface, and possess automatic test function to a certain degree.
Description of drawings
Fig. 1 is the composition framework synoptic diagram of test macro of the present invention.
Fig. 2 is the principle of work synoptic diagram of test master control subsystem in the present embodiment.
Fig. 3 is the principle of work synoptic diagram of ground signal RACS in the present embodiment.
Embodiment
Below will combine Figure of description and specific embodiment that the present invention is explained further details.
As shown in Figure 1, the equipment integration test macro is carried in the row car controlling based on signal in kind of the present invention, comprising:
Test master control subsystem is used to test man-machine interface, loads ground signal key point data, carries out the signal that run location calculated, gathered equipment under test output and sends control rate and pressure-generating device; It can switch in automatic operation and manually switching between control through test pattern;
The ground signal RACS; The order that is used to receive run location, sends the control trackside signal facility is to realize the loading of dot-mode transponder message, run location and to cross the synchronous computing of key point, track circuit coding, the control of dot-mode transponder control device, track circuit signaling device (track circuit loop wire signaling case) control, network service.
Test master control subsystem is connected through Ethernet with the ground signal RACS.In the present embodiment, test master control subsystem and ground signal RACS all can adopt industrial computer.
In the present embodiment, test master control subsystem comprises:
The test human-computer interface module is used to provide the test man-machine interface;
Ground signal key point position data load module is used to load the data of describing the ground signal position;
The run location computing module is used to calculate the position relation of virtual train and ground signal key point;
Speed generating means control module is used for sending speed command and then control rate generating means;
The pressure-generating device control module is used to send cylinder pressure order and then controlled pressure generating means;
The digital signal acquiring module is used for the input and output of control level signal and then train operating mode level information is provided, obtains equipment under test output to equipment under test;
Vehicle-mounted end network communication module is used to send virtual train real time execution information and ground signal supplemental characteristic.
Referring to shown in Figure 2, the course of work of test master control subsystem is:
1) test man-machine interface
The test man-machine interface is arranged by speed input field, speed generating means surveillance zone, pressure input field, pressure-generating device surveillance zone, handle operating mode input field, equipment under test output display area, viewing area, ground signal key point position, parameter configuration district (comprising that COM1 setting and wheel footpath are provided with), control knob district and is constituted.
2) ground signal key point position loads
The ground signal key point information refers to teleseme and dot-mode transponder position and the correlation parameter information on one section circuit; Comprise ground signal type, spacing distance, key point numbering, track circuit standard, track circuit carrier frequency, track circuit low frequency sign indicating number, the ground signal key point information adopts the storage of xml formatted file.
3) run location computing
The run location computing is the kinematic calculation of train effective on above-mentioned circuit; Calculate relative position with the ground signal key point; The positional information of calculating in real time is sent to the ground signal RACS through network; Cross key point by its synchronous judgment, and accurately trigger equipment in kind and send ground signal.
4) speed generating means control
Test master control subsystem is through RS485 control rate generating means.
After the speed generating means is connected; According to the man-machine interface input speed, pre-set wheel footpath, each velocity shifts is calculated 4 theoretical rotational speed respectively; And each rotates to send driving to it, and each rotating speed of while inbound pacing generating means feedback is through show after the calculating in real time; Reverse direction operation, send reset command to the speed generating means when forcing to stop.
5) pressure-generating device control
Test master control subsystem is through RS485 controlled pressure generating means
After pressure-generating device is connected, according to each cylinder goal pressure of man-machine interface input, goal pressure transformation period, send pressure adjustment order to it, the pressure querying command is sent in circulation, and shows in real time according to each cylinder pressure of its feedback.
6) digital signal acquiring
Test master control subsystem connects signal regulating panel through the pci data analog input card, to its input handle operating mode 5V level signal and subsequent use level signal, and gathers tested row car controlling from signal regulating panel and carries the equipment outputs level signals and show in man-machine interface.
7) vehicle-mounted end network service
Test master control subsystem sends the track circuit frequency signal and activates the dot-mode transponder message through network service control ground signal RACS.
Adopt the TCP/IP network communication protocol; Test master control subsystem is a server end; The ground signal RACS is a client, and the packet of network interaction comprises: network state controlling packet, operation information packet, track circuit packet, dot-mode transponder packet, response packet.
Network state controlling packet information comprises: data head, the state of shaking hands, connection status, off-state;
The operation information packet information comprises: data head, transponder exist sign, travelling speed, front signal machine numbering, current track circuit standard, current track circuit carrier frequency, down subregion track circuit standard, down subregion track circuit carrier frequency, apart from front signal machine distance, the place ahead transponder numbering, transponder distance apart from the place ahead;
The track circuit packet information comprises: data head, sending mode (sending, descend subregion to send immediately), track circuit low-frequency information sign indicating number;
The dot-mode transponder packet information comprises: data head, active dot-mode transponder numbering, active dot-mode transponder message user profile sign indicating number;
Response packet information comprises: data head, response packet type.
Data unpack and adopt anti-sticking bag design.
In the present embodiment, the ground signal RACS comprises:
Storage of dot-mode transponder message and load-on module are used for storage and load transponder message user profile, and this transponder message user profile comprises transponder spacing distance, transponder message user profile sign indicating number in transponder numbering, transponder types, the group;
The clocked flip-flop module is used to carry out the synchronous computing of key point, accurately sends the ground signal steering order;
The track circuit coding module is used to generate correct low-frequency information;
Dot-mode transponder control device control module is used to send dot-mode transponder control device activation command and message data;
Track circuit signaling device control module is used to send the order of track circuit signaling;
The ground surface end network communication module is used to receive train real time execution information and ground signal supplemental characteristic.
Referring to shown in Figure 3, the course of work of ground signal RACS is:
1) the dot-mode transponder message loads
Dot-mode transponder message data information comprises the interior transponder spacing distance of transponder numbering, transponder types, group, the transponder message user profile sign indicating number of passive balise, adopts the storage of xml form or txt formatted file.
Before test assignment, to the internal memory chained list, supply test process to retrieve and call dot-mode transponder message data file load.
2) run location and the synchronous computing of key point excessively
The ground signal RACS is according to the key point information of obtaining from test master control subsystem (track circuit frequency information, transponder numbering and message etc.); Deposit self-defining clocked flip-flop in; Handle in real time the speed that receives from test master control subsystem, apart from information such as key point (track circuit signaling point, cross the transponder point) distances; Refresh timing trigger incident realized that the accurate control of key point triggered in real time.
3) track circuit coding
The ground signal RACS is according to track circuit standard, carrier frequency value, the low-frequency information sign indicating number search condition obtained from test master control subsystem; In " track signal low-frequency information allocation table ", search corresponding low frequency value; And search frequency deviation, equipment and show modulation code information; And deposit above-mentioned clocked flip-flop in, as the control of track circuit signaling device.
4) dot-mode transponder message coding
The active balise message that the ground signal RACS will obtain from test master control subsystem and the passive balise message " user profile sign indicating number " of bootstrap loading are compiled as the message that finally writes transponder according to compiling standard.
5) dot-mode transponder control device control
The ground signal RACS is communicated by letter with the dot-mode transponder control device through RS422.
At the ground signal RACS when test master control subsystem gets access to a new dot-mode transponder numbering; Through above-mentioned dot-mode transponder message coding, generation writes trigger event and activates trigger event (writing the customized justice of the time interval that trigger event activates trigger event in advance) and deposit above-mentioned clocked flip-flop in respectively.
All transponder messages write the dot-mode transponder control device with the message frame form in satisfying when writing trigger condition the dot-mode transponder group, and content comprises: transponder number, each transponder numbering, each transponder interbody spacer distance, each transponder message, CRC32 check code in data head, the group.
When satisfying the activation trigger condition, activation command is sent to the dot-mode transponder control device to activate the control frame form, content comprises: first transponder distance, group interior each transponder numbering and check code in data head, activation marker, transponder number, travelling speed, the set of range.
6) track circuit signaling device control
The ground signal RACS is communicated by letter with track circuit signaling device through RS485.
When the ground signal RACS gets access to new track circuit frequency information from testing the master control subsystem, after through above-mentioned track circuit coding, generator orbital circuit signaling trigger event, and deposit above-mentioned clocked flip-flop in.
When satisfying track circuit signaling trigger condition; The track circuit frequency information of trigger stored is issued track circuit signaling device with the command frame form, and content comprises: data head, device numbering, standard, carrier frequency, frequency deviation, demonstration modulation code, electric current and check code.
Track circuit signaling device returns implementation status to this program with the loopback frames form after fill order finishes, content comprises: data head, device numbering, order reception result, loop wire state and check code.
7) ground surface end network service
Running state information and control command that the ground signal RACS issues through network service acceptance test master control subsystem.
Adopt the TCP/IP network communication protocol, this program is a client, and test master control subsystem is a server end.
After the ground signal RACS gets access to the dot-mode transponder packet from test master control subsystem; Renewal writes above-mentioned dot-mode transponder message and loads described internal memory chained list with message user profile sign indicating number with the active dot-mode transponder numbering that receives, and handles together with passive balise information.
Data unpack and adopt anti-sticking bag design.
The present invention further provides a kind of method of testing that is applied to above-mentioned integrated test system, and this method comprises:
1. by the data in the data load module loading position paper of ground signal key point position, said data comprise ground signal type, spacing distance, key point numbering, track circuit standard, track circuit carrier frequency, track circuit low frequency sign indicating number;
2. the speed drive run location computing module by the input of test human-computer interface module calculates in real time, and result of calculation sends to the ground signal RACS through vehicle-mounted end network communication module;
3. the velocity amplitude that will test human-computer interface module input by speed generating means control module sends to speed generating means equipment, and the feedback data of acquisition speed generating means equipment is also in the test man-machine interface module;
4. the force value that will test human-computer interface module input by the pressure-generating device control module is sent to pressure-generating device equipment, obtains the feedback data of pressure-generating device equipment and in the test man-machine interface module;
5. the handle operating mode instruction that will test human-computer interface module input by the digital signal acquiring module sends to signal regulating panel, and gathers the control signal that equipment under test sends from signal regulating panel, and in the test man-machine interface module;
6. after the ground signal RACS receives train real time execution information and ground signal supplemental characteristic through the ground surface end network communication module, and the generation trigger event is stored in the clocked flip-flop module behind track circuit coding module coding;
7. judged accurately by the clocked flip-flop module that the ground signal key point constantly, was a track circuit like ground signal, then sent the order of track circuit signaling through track circuit signaling device control module; Like ground signal is dot-mode transponder, then sends write command of dot-mode transponder message and activation command through dot-mode transponder control device control module.
Below only be preferred implementation of the present invention, protection scope of the present invention also not only is confined to the foregoing description, and all technical schemes that belongs under the thinking of the present invention all belong to protection scope of the present invention.Should be pointed out that for those skilled in the art some improvement and retouching not breaking away under the principle of the invention prerequisite should be regarded as protection scope of the present invention.
Claims (3)
1. the equipment integration test macro is carried in the row car controlling based on signal in kind, it is characterized in that, comprising:
Test master control subsystem is used to test man-machine interface, loads ground signal key point data, carries out the signal that run location calculated, gathered equipment under test output and sends control rate and pressure-generating device; Said test master control subsystem comprises test master controller and the test human-computer interface module, ground signal key point position data load module, run location computing module, speed generating means control module, pressure-generating device control module, digital signal acquiring module and the vehicle-mounted end network communication module that link to each other with the test master controller;
The ground signal RACS; The order that is used to receive run location, sends the control trackside signal facility is to realize the loading of dot-mode transponder message, run location and to cross the synchronous computing of key point, track circuit coding, the control of dot-mode transponder control device, the control of track circuit signaling device, network service; Said ground signal RACS comprises ground signal master controller and the dot-mode transponder message storage that links to each other with the ground signal master controller and load-on module, clocked flip-flop module, track circuit coding module, dot-mode transponder control device control module, track circuit signaling device control module and ground surface end network communication module;
Said test master control subsystem is connected through communication network with the ground signal RACS.
2. the equipment integration test macro is carried in the row car controlling based on signal in kind according to claim 1, it is characterized in that, said test master controller and ground signal master controller all adopt industrial computer.
3. a method of testing that is applied to any said integrated test system in the claim 1～2 is characterized in that, carries out flow process and comprises:
1. by the data in the data load module loading position paper of ground signal key point position, said data comprise ground signal type, spacing distance, key point numbering, track circuit standard, track circuit carrier frequency, track circuit low frequency sign indicating number;
2. the speed drive run location computing module by the input of test human-computer interface module calculates in real time, and result of calculation sends to the ground signal RACS through vehicle-mounted end network communication module;
3. the velocity amplitude that will test human-computer interface module input by speed generating means control module sends to speed generating means equipment, and the feedback data of acquisition speed generating means equipment is also in the test man-machine interface module;
4. the force value that will test human-computer interface module input by the pressure-generating device control module is sent to pressure-generating device equipment, obtains the feedback data of pressure-generating device equipment and in the test man-machine interface module;
5. the handle operating mode instruction that will test human-computer interface module input by the digital signal acquiring module sends to signal regulating panel, and gathers the control signal that equipment under test sends from signal regulating panel, and in the test man-machine interface module;
6. after the ground signal RACS receives train real time execution information and ground signal supplemental characteristic through the ground surface end network communication module, and the generation trigger event is stored in the clocked flip-flop module behind track circuit coding module coding;
7. judged accurately by the clocked flip-flop module that the ground signal key point constantly, was a track circuit like ground signal, then sent the order of track circuit signaling through track circuit signaling device control module; Like ground signal is dot-mode transponder, then sends write command of dot-mode transponder message and activation command through dot-mode transponder control device control module.
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| CN108847867A (en) * | 2018-06-14 | 2018-11-20 | 北京交大思诺科技股份有限公司 | transponder signal simulator |
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| CN111766845B (en) * | 2020-05-14 | 2021-09-07 | 北京国铁盛阳技术有限公司 | Test method, test system and test device for train control system signal equipment |
| CN117208026A (en) * | 2023-09-07 | 2023-12-12 | 中铁武汉电气化局集团上海工程建设有限公司 | Railway signal intelligent detection track ware system of car rail cloud cooperation |
| CN117208026B (en) * | 2023-09-07 | 2024-05-03 | 中铁武汉电气化局集团上海工程建设有限公司 | Railway signal intelligent detection track ware system of car rail cloud cooperation |
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