CN201051254Y - Train environment simulator for city track traffic signal system - Google Patents
Train environment simulator for city track traffic signal system Download PDFInfo
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- CN201051254Y CN201051254Y CNU200720038388XU CN200720038388U CN201051254Y CN 201051254 Y CN201051254 Y CN 201051254Y CN U200720038388X U CNU200720038388X U CN U200720038388XU CN 200720038388 U CN200720038388 U CN 200720038388U CN 201051254 Y CN201051254 Y CN 201051254Y
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Abstract
Disclosed is a simulator of a vehicle environment of the system of the traffic signals of the city tracks, belonging to the technical field of urban traffic. The utility model is characterized in that the simulator is mainly composed of a computer based on a real-time multi-task system (1) and a computer with a labor-machine operation interface, wherein the computer based on the real-time multi-task system (1) is in linkage with an output module (3), an input-output module (4), an input-output module (5) and an input module (6) which are inserted into a CPCI groove of the computer based on the real-time multi-task system (1). The output module (3) draws the receiving of a braking instruction and impulse message, the input-output module (4) is in charge of the receiving of the open-close instruction of a door and the corresponding state of the door, the input-output module (5) takes charge of the receiving and treatment of an emergent braking instrument, and the input module (6) is in charge of beacon information. The computer based on the real-time multi-task system (1) is connected with a vehicle-carrying ATP-APO system via a serial port or an Ethernet (7). The utility model resolves the problem of high investment caused by that a checkout plat stand is needed to be built in the time of checking the vehicle-carrying system. The utility model has the advantages of simple structure, easy realization and all-around functions.
Description
Technical field
The utility model relates to a kind of urban track traffic debugging device, especially a kind of energy simcity rail transit train practical operation situation, in order to inspection vehicle the loading system whether emulator of operate as normal, specifically a kind of train environment emulator of city rail traffic signal system.
Background technology
In recent years, along with the sharp increase of rapid economy development and urban population, the city size of China progressively enlarges, and traditional public transport is faced with acid test, and urban track traffic has then obtained development fast under these circumstances.In Rail Transit System, signal system is occupied critical role, and it is the basic means that ensures the Rail Transit System safe and highly efficient operation, is made up of ATP/ATO (vehicle-mounted and rail by) and train automatic monitoring (ATS) and interlocking subsystem.Since the nineties, the signal system that the subway in cities such as the domestic Shanghai of building up in succession, Guangzhou, Nanjing adopts, its core technology is grasped entirely in foreign company's hand, and therefore domestic relevant enterprise has begun the independent research signal system.
For an important system like this, to carry out countless experiments after the exploitation and test its performance quality.Certainly directly on the test run line, carry out actual test, but so not only expend lot of manpower and material resources, and its security also can not get ensureing, so at first to carry out a large amount of tests be necessary indoor with actual vehicle.In the actual motion, the train apparatus relevant with the onboard system operation has coding odometer, beacon, train door and brake hard release-push etc.Coding odometer (being installed in second axletree of the trailer bogie of train usually) is for onboard system provides speed measuring function, and wheel rolling one all sensors produce certain umber of pulse, and this umber of pulse and speed are proportional.Arrange that in orbit beacon (having absolute physical location) is mainly used in the reorientation of train, in train operation during to this position, can be by beacon antenna (being installed in the train bogie) to the vehicle-mounted particular location that the train place is provided.For the performance of test carriage loading system, just must provide above train environment in the laboratory.Therefore being badly in need of a kind of emulator that can simulate the train operation environment of design is used for onboard system is tested.
Summary of the invention
The purpose of this utility model is the problem that lacks corresponding measuring means at present onboard system, designs a kind of train environment emulator that can simulate the city rail traffic signal system that is used for inspection vehicle loading system serviceability of practical operation situation.
The technical solution of the utility model is:
A kind of train environment emulator of city rail traffic signal system, it is characterized in that it is mainly by forming based on the computing machine 1 of Real-time Multi-task System and the computing machine 2 that has a man machine operation interface, described computing machine 1 based on Real-time Multi-task System is connected with the reception of traction braking instruction and the output module 3 of pulse information, be responsible for the reception of door switch instruction and the input/output module 4 of respective doors state, be responsible for reception and the input/output module 5 of processing and the output module 6 of responsible beacon message of brake hard instruction, they all are inserted in the CPCI slot based on the computing machine 1 of Real-time Multi-task System, computing machine 1 based on Real-time Multi-task System links to each other with vehicle-mounted ATP-APO system by serial ports or Ethernet 7, links to each other with the computing machine 2 that has man machine operation interface by data line based on the computing machine 1 of Real-time Multi-task System.
Described computing machine 1 band based on Real-time Multi-task System is connected with power module 8 and clock synchronization module 9.
The utility model has overcome the restriction of laboratory condition, for the test signal system provides a kind of train environment emulator.It is by utilizing commercial computer equipment and the networking one cover hardware platform (see figure 1), CPCI computing machine (CPCI Computer based on Real-time Multi-task System, be called for short CC), with onboard system interface is arranged, finish emulation to actual motion equipment, handle or the like such as the process of coding odometer generation pulse and process, the brake hard of beacon transmission position, it has very strong real-time, meets the needed quick response of Rail Transit System; The friendly man machine operation interface (HMI) that is imbued with hommization simultaneously is used for emulation train clamshell doors and the close the door procedure for displaying of commanded response and the processing of fault simulation process etc.This emulator is equipped with corresponding simulation software, can realize the emulation of train environment the most basic under the laboratory condition, and the ATC system is carried out functional test.The present invention simultaneously can realize the environmental simulation of multiple row car on the travel line according to the appearance car ability of system.
The beneficial effects of the utility model:
The utility model has solved market in urgent need, both can onlinely test, and also can carry out off-line check, and utilizes the complete description to train data, track data.Can select physical simulation also can select the different operating mode of Computer Simulation during emulation.But also the whistle control system train under emulation movable block system and the quasi-moving block system and the dissimilar train of different manufacturers.
The utility model is simple in structure, is easy to realize that cost is low, can save a large amount of testing equipment investments, and economic benefit is fairly obvious.
Description of drawings
Fig. 1 is a structural representation block diagram of the present utility model.
Fig. 2 is that pulse computing method of the present utility model realize flow chart.
Fig. 3 is the flow chart that the utility model door State Control realizes.
Fig. 4 is a brake hard flow chart of the present utility model.
Fig. 5 is that the utility model beacon detects the implementation method flow chart.
Fig. 6 is the utility model pilot steering flow chart.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described.
As shown in Figure 1.
A kind of train environment emulator of city rail traffic signal system, it is mainly by forming based on the computing machine 1 (model can be CP-303-RIO-E2 or SBS RL436G1I (RL4)) of Real-time Multi-task System and the computing machine 2 (can adopt common computer) that has a man machine operation interface, as shown in Figure 1, be fitted with the reception that is connected with the traction braking instruction and the output module 3 (model can be Kontron CP3202 or SBSHSS-PMCI-8) of pulse information in the CPCI slot of described computing machine 1 based on Real-time Multi-task System, be responsible for the reception of door switch instruction and the input/output module 4 (model can be Kontron DIO2-cPCI3U-I) of respective doors state, be responsible for reception and the input/output module 5 (model can be CP-345-RIO-OPTx5) of processing and the output module 6 (model can be CP382-E2) of responsible beacon message of brake hard instruction, computing machine 1 based on Real-time Multi-task System links to each other with vehicle-mounted ATP-APO system by serial ports or Ethernet 7, links to each other with the computing machine 2 that has man machine operation interface by data line based on the computing machine 1 of Real-time Multi-task System.Power module 8 provides working power for computing machine 1 and the corresponding module based on Real-time Multi-task System, and clock synchronization module 9 provides into clock signal for CPU and each module.The computing machine 2 that has man machine operation interface also is used for the operator by the interface except show gate status information and brake hard etc., assigns every steering order, comprises the simulation of pilot steering and malfunction etc.
Specifically, at the environmental simulation of many trains, according to the last line traffic control of time-table realization to different trains.After the system operation, periodically judge according to timetable then to begin the on-line time of each car to handle the relevant information of corresponding this car if satisfied condition, otherwise to continue to wait for until reaching the standard grade.
For each train object; emulator of the present utility model must offer the needed odometer information of the corresponding vehicle-mounted ATP-ATO of object (being train automatic protective system and train automated driving system) each cycle; its software processes flow process such as Fig. 2: according to driving model; determine the train initial position; the traction that sends over by vehicle-mounted ATP-ATO; braking instruction; in conjunction with the processing cycle; line parameter circuit value information; the train performance parameters; calculate the train present speed; and then obtain the operating range of this processing cycle train, produce random pulses numerical value according to fuzzy algorithm again.
For each train object, this emulator must offer the needed door of the corresponding vehicle-mounted ATP-ATO of object status information (can realize by software) in each cycle, it is based on such logical process (as Fig. 3): after receiving the left and right sides open and close door instruction that vehicle-mounted ATP-ATO transmits, working control information according to the train car door, determine the train car door when the Qianmen state, on the interface, show, and send to train-installed equipment.Simultaneously, read the interface, determine whether to carry out a fault setting,, send different information to train according to nature of trouble.
For each train object, this emulator must offer the needed brake hard information of the corresponding vehicle-mounted ATP-ATO of object in each cycle, it is based on such logical process: when receiving the brake hard that mobile unit transmits, when brake hard is released order, line parameter circuit value according to current location, train performance parameter and brake hard reaction time, calculate the actual displacement of train, convert odometer information to and send to train, simultaneously, read interface information, determine whether to carry out the fault setting of train emergency braking condition, according to nature of trouble, handle emergency braking condition information and give train, as shown in Figure 4.
For each train object, this signal simulation must offer the needed beacon message of the corresponding vehicle-mounted ATP-ATO of object in each cycle, it is based on such logical process: by the top train displacement of calculating and train physical location on the line, compare beacon actual arrangement position, determine whether train passes through beacon, and according to the uplink and downlink situation of circuit, convert corresponding beacon message to and send to train, simultaneously, read the beacon interface information, determine whether to carry out the beacon failure setting,, handle corresponding state according to beacon failure character.Fig. 5 has promptly illustrated the process that beacon detects: each object all have record with passed through beacon apart from S,, S is added up the garage in each cycle apart from train[nlndex] .periodDis, and with object apart from next beacon distance
Train[nlndex] .nextBeaconDis compares, and judges whether to surmount this distance, if surmount, judges train[nlndex again] whether .nextBeaconNum less than the beacon sum
Train[nlndex] .totalNum, if less than, the beacon message of reading object then, and the difference of calculating these two distances is as new S value, and assignment is given train[nlndex] .reviseDis, this this cycle of value representation train departs from the distance of beacon, sends to corresponding to this object vehicle-mounted to be used to revise train position; Train[nlndex] .nextBeaconNum adds 1; If greater than the beacon sum, then withdraw from.
For each train object, this emulator must offer the needed driving model information of the corresponding vehicle-mounted ATP-ATO of object, it is based on such logical process: according to the present situation, the definite driving model that should select, if be the ATO automatic driving mode, the situation of an emulation train operation then is if be artificial driving model, start the pilot steering operator's console, as shown in Figure 6.
For each train object, this emulator also must offer the needed pilot steering pattern information of the corresponding vehicle-mounted ATP-ATO of object in each cycle, it is based on such logical process: when for artificial driving model, start the pilot steering operator's console, operator's console comprises train traction control interface, braking control interface, brake hard control interface, manual control switch's gate control interface, by operator's console, carry out the processing of pilot steering train.
Principle of work of the present utility model is:
CC creates the emulation that periodic task realizes equipment based on real-time operating system.Operation interface partly adopts graphical very strong software development environment, and with the CC two-way communication, whether response demonstration and train with emulation train switch door are in the pilot steering function of brake hard, drive simulating platform and the simulation process of malfunction etc.
In order to satisfy the environmental simulation to the multiple row car, the utility model produces an object by software separately to the every train on the circuit, according to the parameter information object of every train corresponding difference is arranged also.In the train driving process, the periodic task of establishment carries out real-time processing to each object.Comprise:
At first at the actual demand of total system, the description of stand accordingly a static data and dynamic data, as line length describe, line slope is described, circuit curvature is described, the station is described, major equipment description etc. on the circuit; Carry out the preparation of train data, comprise the umber of pulse that odometer should produce that circles train length, vehicle weight, wheel diameter, car stop length, odometer installation site, odometer precision, beacon antenna position, train car door quantity, car door controller data, wheel, vehicle towed grade, car brakeing grade, brake hard reaction time etc., and these data are produced data form according to optimization criteria.
Incoming task: receive the command information that vehicle-mounted ATP-ATO sends over, receive the instruction of operation interface manually-operated generation etc.
Processing tasks: (1) produces odometer information: calculate the possible displacement in the cycle of operation according to traction braking command information, line parameter circuit value information, train performance parameters, and produce the random pulses number according to fuzzy algorithm; (2) generator gate status information: the process of open and close door is finished in instruction according to the switch door of vehicle-mounted transmission, and the generator gate status information can show on the interface, can carry out the fault setting; (3) produce brake hard information: handle accordingly according to the brake hard instruction that vehicle-mounted ATO transmits, produce emergency braking condition and train maximum moving distance information; (4) produce beacon message: judge whether by beacon, and can carry out the fault setting according to the mobile unit demand; (5) driving model is handled: produce current driving model according to steering instructions that transmits and control interface; (6) pilot steering mode treatment: the situation under the pilot steering pattern is carried out steering instructions, door status information and brake hard information processing.
Output task: the data such as beacon message of odometer information, door status information, brake hard information and train process are exported processing by the train performance parameter, and convert the instruction that vehicle-mounted ATP-ATO can discern to.
Claims (2)
1. the train environment emulator of a city rail traffic signal system, it is characterized in that it is mainly by forming based on the computing machine (1) of Real-time Multi-task System and the computing machine (2) that has a man machine operation interface, described computing machine based on Real-time Multi-task System (1) is connected with the reception of traction braking instruction and the output module (3) of pulse information, be responsible for the reception of door switch instruction and the input/output module (4) of respective doors state, be responsible for reception and the input/output module (5) of processing and the output module (6) of responsible beacon message of brake hard instruction, they all are inserted in the CPCI slot of the computing machine (1) based on Real-time Multi-task System, link to each other with vehicle-mounted ATP-APO system by serial ports or Ethernet (7) based on the computing machine (1) of Real-time Multi-task System, link to each other with the computing machine that has man machine operation interface (2) by data line based on the computing machine (1) of Real-time Multi-task System.
2. the train environment emulator of city rail traffic signal system according to claim 1 is characterized in that described computing machine based on Real-time Multi-task System (1) band is connected with power module (8) and clock synchronization module (9).
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| Application Number | Priority Date | Filing Date | Title |
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| CNU200720038388XU CN201051254Y (en) | 2007-06-22 | 2007-06-22 | Train environment simulator for city track traffic signal system |
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| CNU200720038388XU CN201051254Y (en) | 2007-06-22 | 2007-06-22 | Train environment simulator for city track traffic signal system |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102436253A (en) * | 2011-09-06 | 2012-05-02 | 北京交控科技有限公司 | Online tester for vehicle-mounted running control equipment |
| CN102662396A (en) * | 2012-05-15 | 2012-09-12 | 长春轨道客车股份有限公司 | Vehicle speed simulating method of railway coach |
| CN102935849A (en) * | 2012-09-29 | 2013-02-20 | 南京恩瑞特实业有限公司 | Redundancy input and output achievement system of vehicle-mounted signal equipment |
| CN105667544A (en) * | 2016-01-05 | 2016-06-15 | 卡斯柯信号有限公司 | Automatic protection system for tramcar |
| CN105955242A (en) * | 2016-06-08 | 2016-09-21 | 中车青岛四方车辆研究所有限公司 | EMU MPU offline variable monitoring system and method |
| CN106202769A (en) * | 2016-07-15 | 2016-12-07 | 深圳市永达电子信息股份有限公司 | The industrial system detection method that a kind of on-line checking and simulation modeling checking combine |
| CN107390549A (en) * | 2017-09-04 | 2017-11-24 | 中车青岛四方车辆研究所有限公司 | CRH5 types car control logic analogue system and method |
| CN111123727A (en) * | 2018-10-30 | 2020-05-08 | 百度在线网络技术（北京）有限公司 | Unmanned vehicle simulation building method, device, equipment and computer readable medium |
| CN111274753A (en) * | 2020-03-04 | 2020-06-12 | 卡斯柯信号有限公司 | Analog simulation device and method for rail transit coding odometer and beacon |
| CN113433927A (en) * | 2021-07-01 | 2021-09-24 | 交控科技股份有限公司 | Vehicle-mounted equipment indoor test system and test method based on single-chip microcomputer |
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- 2007-06-22 CN CNU200720038388XU patent/CN201051254Y/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102436253A (en) * | 2011-09-06 | 2012-05-02 | 北京交控科技有限公司 | Online tester for vehicle-mounted running control equipment |
| CN102662396A (en) * | 2012-05-15 | 2012-09-12 | 长春轨道客车股份有限公司 | Vehicle speed simulating method of railway coach |
| CN102935849A (en) * | 2012-09-29 | 2013-02-20 | 南京恩瑞特实业有限公司 | Redundancy input and output achievement system of vehicle-mounted signal equipment |
| CN102935849B (en) * | 2012-09-29 | 2015-02-25 | 南京恩瑞特实业有限公司 | Redundancy input and output achievement system of vehicle-mounted signal equipment |
| CN105667544A (en) * | 2016-01-05 | 2016-06-15 | 卡斯柯信号有限公司 | Automatic protection system for tramcar |
| US10189489B2 (en) | 2016-06-08 | 2019-01-29 | Crrc Qingdao Sifang Rolling Stock Research Institute Co., Ltd. | Offline variable monitoring system and method for MPUs of an EMU train |
| CN105955242B (en) * | 2016-06-08 | 2018-10-12 | 中车青岛四方车辆研究所有限公司 | The offline variable monitoring system and methods of EMU MPU |
| CN105955242A (en) * | 2016-06-08 | 2016-09-21 | 中车青岛四方车辆研究所有限公司 | EMU MPU offline variable monitoring system and method |
| CN106202769A (en) * | 2016-07-15 | 2016-12-07 | 深圳市永达电子信息股份有限公司 | The industrial system detection method that a kind of on-line checking and simulation modeling checking combine |
| CN107390549A (en) * | 2017-09-04 | 2017-11-24 | 中车青岛四方车辆研究所有限公司 | CRH5 types car control logic analogue system and method |
| CN111123727A (en) * | 2018-10-30 | 2020-05-08 | 百度在线网络技术（北京）有限公司 | Unmanned vehicle simulation building method, device, equipment and computer readable medium |
| CN111123727B (en) * | 2018-10-30 | 2022-09-02 | 阿波罗智能技术(北京)有限公司 | Unmanned vehicle simulation building method, device, equipment and computer readable medium |
| CN111274753A (en) * | 2020-03-04 | 2020-06-12 | 卡斯柯信号有限公司 | Analog simulation device and method for rail transit coding odometer and beacon |
| CN113433927A (en) * | 2021-07-01 | 2021-09-24 | 交控科技股份有限公司 | Vehicle-mounted equipment indoor test system and test method based on single-chip microcomputer |
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