CN109491267A - Hump automation semi-physical simulation experiment system and its algorithm based on data-driven - Google Patents
Hump automation semi-physical simulation experiment system and its algorithm based on data-driven Download PDFInfo
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- CN109491267A CN109491267A CN201910027944.0A CN201910027944A CN109491267A CN 109491267 A CN109491267 A CN 109491267A CN 201910027944 A CN201910027944 A CN 201910027944A CN 109491267 A CN109491267 A CN 109491267A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B17/00—Systems involving the use of models or simulators of said systems
- G05B17/02—Systems involving the use of models or simulators of said systems electric
Abstract
The invention discloses a kind of hump automation semi-physical simulation experiment system and its algorithm based on data-driven, system includes subsystem, control subsystem and management subsystem in kind, and subsystem in kind includes goat, retarder, velocity radar, the long module of survey, semaphore etc.；Control subsystem includes control interface cabinet, combined bay, intelligent power supply panel, com interface, I/O interface, retarder module, route module are set in control interface cabinet, humping signal relay assembly device, shunting signal combination unit, control retarder relay assembly device are set in combined bay；Management subsystem includes rolling route/speed control terminal, shunting route controlling terminal, operation process monitor terminal, electric equipment maintenance management terminal.The present invention is fitted by the way of live in kind equipment combines using computer mould, is realized the function that the operation simulation for carrying out rolling operation overall process according to complete shunting plan is deduced, is provided advanced laboratory facilities with practical teaching is controlled for track traffic signal.
Description
Technical field
The invention belongs to rail traffic information and control experiment teaching system technical field, more particularly to one kind to be based on data
The hump automation semi-physical simulation experiment system and its algorithm of driving.
Background technique
Marshalling yard is the hinge of railway transportation, and hump is the link of most critical in marshalling yard, the safety of hump operation process
It is had significant effect with resorting capacity of the efficiency to marshalling yard.With popularization and application of the automated control technology in hump, state
Interior hump has had the automation functions such as rolling access way control, push access way control and rolling speed control, marshalling yard
Solution volume ability is greatly improved.But in the Link of Practice Teaching of track traffic signal and control specialized courses, exist
Student's field practice safety is difficult to ensure, undertrained in terms of practical operation and system maintenance, therefore in engineering education side
Face Shortcomings influence the promotion of Students ' Engineering practice and application innovation ability.
In recent years, many colleges and universities relevant to field of track traffic pay much attention to the semi-matter simulating system in conjunction with actual situation
Exploitation and development, week, beautiful equal (railway society, 2012,34 (6): 1-7) were devised with electronic real object sand table and traffic dispatching command
The high-speed railway traffic dispatching command Simulation Experimental Platform combined.The prosperous grade of trillium (Chinese railway science, 2015,36 (4):
139-144), Song's art congruent (Chinese railway science, 2012,33 (20): 138-144), Liu Kean etc. (railway society, 2016,38
(11): 50-56 development of the semi-matter simulating system in subway system, railway equipment and the railway system) is analyzed.Scholar's Lee equality
(audio-visual education programme research, 2018,03:1-6), Li Zhifei etc. (education for computer, 2015,08:8-11) have studied data-driven system
Design of the system in Link of Practice Teaching.Du Xingyuan etc. (Urban Mass Transit, 2012,21 (10): 60-62) have studied with
The train automatic monitoring yards design formed based on digraph describes line information with this.But above-mentioned analogue system or side
Method is not the dynamic simulation under data-driven, and does not include live equipment in kind in system, and pure analogue simulation is difficult to reach
Requirement of the teaching culture to practical education.Therefore, using shunting operation plan as data-driven source, pass through semi-matter simulating system reality
Now to the control process of field device, it is performed simultaneously shunting operation plan, signal control and the control of rolling operation process, realization pair
Troubleshooting under different conditions is analyzed in the scheduling of hump skating operations and the intelligent visual HWIL simulation of operation process
Scheme, the Specifeca tion speeification etc. of verifying equipment work have great in track traffic signal and control class Specialization education
Influence power.
Summary of the invention
To solve the shortcomings of the prior art in above-mentioned background technique, the present invention provides a kind of based on data-driven
Hump automation semi-physical simulation experiment system and its algorithm, the rolling operation that can intuitively emulate under automatic control mode are complete
Process is realized the automatic execution of shunting operation plan and is monitored in real time to the device status data in operation process, for camel
The teaching of peak automation control process provides laboratory facilities.
The invention is realized in this way the hump automation semi-physical simulation experiment system based on data-driven, including reality
Object subsystem, control subsystem and management subsystem, the material object subsystem include goat, retarder, track circuit, test the speed
Radar, wheel detector, surveys long module, semaphore, console at pedal；The control subsystem includes control interface cabinet, combination
Frame, intelligent power supply panel, are arranged com interface, I/O interface, retarder module, route module in the control interface cabinet, and described group
It closes and humping signal relay assembly device, shunting signal combination unit, control retarder relay assembly device, institute is set in frame
State setting switch power module, DC power supplier, AC power supply module in intelligent power supply panel；The management subsystem includes slipping
Put road controlling terminal, rolling speed controlling terminal, shunting route controlling terminal, operation process monitor terminal, electric equipment maintenance pipe into
Manage terminal；
The material object subsystem is connect by cable with control subsystem, the master of the control subsystem and management subsystem
It is interconnected between machine by com interface, the control subsystem acquires the status information of subsystem in kind, and the status information includes
Switch location, track circuit occupied state, semaphore open and-shut mode, the status information are transferred to management by com interface
System, management subsystem assign interlocking instruction according to the information and shunting plan that receive, manage each equipment in subsystem in kind
Movement.
Invention further provides the algorithm of the hump automation semi-physical simulation experiment system based on data-driven, tools
Steps are as follows for body:
S101, initialization
(1) by management subsystem, control subsystem, subsystem initialization in kind, and input data carries out subsystem interaction
Test；
(2) to device modeling in kind, abstract circuit model, retarder model, semaphore model, Che Zumo are formed
Type, and the logic association relationship between model is established, and encode to the route shunt in the works；
S102, synchronously simulating clock is built up in three subsystems respectively, then starts to emulate；
S103, starting management subsystem, control subsystem and subsystem in kind:
Firstly, management subsystem is run:
(1) the real time job data of each rolling vehicle group are transferred to management subsystem by control subsystem；
(2) management subsystem implements control to rolling route and speed；
Secondly, control subsystem is run:
(1) management subsystem obtains the current operating data of vehicle group model by control subsystem；
(2) management subsystem transmission control vehicle is instructed to each mock-up, controls its execution.
Again, subsystem operation in kind:
(1) the instruction message (z assigned from control subsystem is receivedi,con)；
(2) according to control instruction message (zi, con) and movement；
(3) vehicle group model z is recordediJob information, and transmit the data to control subsystem；
S104, judge whether emulation terminates；
S105, terminate emulation.
Compared with the prior art the shortcomings that and deficiency, the invention has the following advantages: the present invention uses computer mould
It fits the framework that live equipment in kind combines to be designed, it is real to propose the hump automation HWIL simulation based on data-driven
Check system and its algorithm only have the limitation of demo function for previous analogue system, by the hump for constructing control integration
Semi-physical simulation experiment system is automated, realizes that the operation simulation for carrying out rolling operation overall process according to complete shunting plan is deduced
Function, which can intuitively emulate the overall process of the rolling operation under different control models, including interlinktrack, rolling route
Control, goes to prohibit the rolling operation process slipped under more scenes such as line traffic control, speed control at shunting route control, and to operation process
Each data are recorded and are monitored, and provide advanced laboratory facilities for track traffic signal and control Practice Teaching.
Detailed description of the invention
Fig. 1 is a kind of hump automation semi-physical simulation experiment system based on data-driven provided in an embodiment of the present invention
Structural framing figure.
Fig. 2 is a kind of hump automation semi-physical simulation experiment system based on data-driven provided in an embodiment of the present invention
Algorithm frame figure.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Referring to Fig.1, the hump automation semi-physical simulation experiment system based on data-driven, including subsystem in kind, control
Subsystem and management subsystem, it is described material object subsystem include goat, retarder, track circuit, velocity radar, pedal,
Wheel detector surveys long module, semaphore, console.The control subsystem includes control interface cabinet, combined bay, intelligence electricity
Com interface, I/O interface, retarder module, route module are arranged in the control interface cabinet for source screen；It is arranged in the combined bay
Humping signal relay assembly device, shunting signal combination unit, control retarder relay assembly device；The intelligent power
Switch power module, DC power supplier, AC power supply module are set in screen.The management subsystem includes rolling access way control
Terminal, rolling speed controlling terminal, shunting route controlling terminal, operation process monitor terminal, electric equipment maintenance management terminal；
The material object subsystem is connect by cable with control subsystem, the master of the control subsystem and management subsystem
It is interconnected between machine by com interface, constructs the closed-loop system of control integration on this basis.The control subsystem acquisition
The status information of subsystem in kind, the status information include switch location, track circuit occupied state, semaphore opening and closing shape
State, the status information are transferred to management subsystem by com interface, and management subsystem is according to the information received and meter of shunting
It draws and assigns interlocking instruction, manage the movement of each equipment in subsystem in kind.
The management subsystem is to realize that the core of hump automation control HWIL simulation, major function include:
1. each entity device in subsystem in kind is equivalent to model, establish corresponding with subsystem in kind and is showed
The visualization line topological figure of logical relation between object in kind；
2. the operational process of real-time tracking rolling vehicle group, record the rolling of vehicle group process data, be vehicle group access way control and
Speed adjustment provides decision-making foundation；
3. converting binary system route coding for shunting operation plan, basic data is provided for access way control；
4. issuing control command to goat, semaphore and retarder control module by control subsystem, realize automatic
Control process emulation；
5. realizing that the overall process of hump operation visualizes and visualize complete monitoring by computer.
The present invention fully considers course experiment teaching and personnel training demand, and computer simulation station and scene is in kind
Hardware device is combined and is designed, using standard analog yard as object, based on field data simulated implementation scene in laboratory
Environment, it is integrated by software and hardware system, the disintegration of vehicle group and grouping operation process are subjected to analog simulation, there is rolling speed certainly
The emulation testings functions such as dynamic control, meter shaft, direct fault location, data reproduction.
The model construction of semi-physical simulation experiment system: for convenient for control subsystem to the equipment in kind in subsystem in kind
Implement operational administrative, need to by the equipment in control subsystem and management subsystem, symbolism forms corresponding model one by one, management
Corresponding abstract model is constructed in the combination of each mock-up in subsystem and control subsystem.According to setting for object-oriented
Meter method, abstract model is by fixed equipment (route, track switch, track circuit, semaphore, retarder, velocity radar, test equipment
Deng) model, shunting plan model and rolling vehicle group model composition, the model is with static properties and dynamic property.It is flat with equipment
Face layout drawing is foundation, utilizes XML structure station yard data.Static attribute is not sent out in rolling operation process in XML yards design
The attribute for changing, such as type, the track section positional relationship of retarder；Dynamic attribute was in the process of running according to emulating
The different work stage of journey and change, as the occupied state of section, the position of rolling vehicle group, track switch location information, survey
Long message etc..Based on digraph, line numbersization are completed into the design of yards design topological layer.Digraph is using doubly linked list
Structure.XML file is successively read according to layered structure based on Directed Graph Model, traverses all fixed equipment model informations, according to
Abstract model is mapped to yard topological diagram by connection relationship.According to shunting plan model predetermined, complete Intake port layout with
Establishment process.
With the rolling of vehicle group, simulation clock is also gradually promoted with it, and vehicle group state constantly changes.Therefore, vehicle group
Model will constantly provide information relevant to its operating status, issue an order for management subsystem and provide data support；And it manages
Subsystem also constantly will issue job instruction, the rolling operation of Real-Time Scheduling and control vehicle group to each mock-up.
The algorithm frame of hump automation semi-physical simulation experiment system based on data-driven is as shown in Fig. 2, specific step
It is rapid as follows:
S101, initialization
(1) by management subsystem, control subsystem, subsystem initialization in kind, and input data carries out subsystem interaction
Test；
(2) to device modeling in kind, abstract circuit model, retarder model, semaphore model, Che Zumo are formed
Type, and the logic association relationship between model is established, and encode to the route shunt in the works；
S102, synchronously simulating clock is built up in three subsystems respectively, then starts to emulate；
S103, starting management subsystem, control subsystem and subsystem in kind:
Firstly, management subsystem is run:
(1) the real time job data of each rolling vehicle group are transferred to management subsystem by control subsystem；
(2) management subsystem implements control to rolling route and speed；
Secondly, control subsystem is run:
(1) management subsystem obtains the current operating data of vehicle group model by control subsystem；
(2) management subsystem transmission control vehicle is instructed to each mock-up, controls its execution.
Again, subsystem operation in kind:
(1) the instruction message (z assigned from control subsystem is receivedi,con)；
(2) according to control instruction message (zi, con) and movement；
(3) vehicle group model z is recordediJob information, and transmit the data to control subsystem；
S104, judge whether emulation terminates；
S105, terminate emulation.
When completing the design of simulation algorithm of the analogue system, it is assumed that the clock of system emulation is t, and the propulsion of clock walks
A length of Δ t, initial clock t0, termination clock is T, and the push-off signal open time is tP, the time of vehicle group rolling is td, compile
The group time is ts；message(zi, dis) and indicate the vehicle group model z that management subsystem is transmitted by control subsystemiScheduling refer to
It enables, message (zi, con) and indicate the vehicle group model z that control subsystem is transmittediControl instruction.
Experimental system of the invention is to simulate hump work by increasing simulation means based on Automatic Control System of hump
Industry process and infrastructure device state do students control system normal operating process and abnormality processing by practical operation
Method.System basic functions are as follows:
(1) rolling access way control emulates: by taking the yard of switchyard hump head region as an example, according to the shunting service meter of input
It draws, the action relationships of the signalling arrangements such as track circuit, goat, semaphore during the Realization of Simulation vehicle group rolling access way control,
Monitor the working status parameter of each equipment.
(2) retarder speed control emulates: generating according to the working principle of pneumatic gravity formula car retarder, retarder
Brake force size is influenced by weight, the parameters such as the number of axle, groups of reducers, wheel attribute that are braked of wheel of input hook vehicle,
Brake force is extrapolated according to known parameters, while the relative position of vehicle group and retarder is precisely calculated, so as to judge
Out in vehicle group which axle within the scope of the braking of retarder.The meter shaft during the rolling of vehicle group is recorded according to shunting plan and is slipped
The information such as speed are put, the same level track switch is passed through by these data calculating hook vehicle and enter the time of next stage track switch.It records and aobvious
Show the Parameters variations situations such as the speed, brake force, the actuating of relay of control process.The change of simultaneous real-time monitoring retarder Brake Energy
Change, corresponding alarm is provided when finding that the value is greater than known standard and is prompted.
(3) long analog simulation is surveyed: speed, deceleration top arrangement and shunting line after being braked according to the configuration of vehicle group, vehicle
The data such as different gradient parameter are calculated, and are simulated vehicle group operation process on shunting line using long message mode is surveyed, are obtained simultaneously
It takes and surveys long frequency signal, then the frequency of the signal is sent into the long Sampling Interface of survey of control subsystem.
(4) process monitoring and Breakdown Maintenance emulate: perfect analogue system can not also reappear actual field completely again.In order to
The variation of rolling operation process and system equipment operating condition under various actual conditions can be more intuitively observed, while to prison
The performance of control system is tested, and experimental system also carries out simulated experiment using the data recorded in electricity business maintenance machine.System can
Carry out direct fault location, such as track section failure, the failure that tests the speed, pedal failure, switch breakdown etc..Student can pass through network analysis
Phenomenon of the failure and feature carry out troubleshooting practice according to signal maintenance rule.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (2)
1. a kind of hump automation semi-physical simulation experiment system based on data-driven, which is characterized in that including subsystem in kind
System, control subsystem and management subsystem, the material object subsystem include goat, retarder, track circuit, velocity radar,
Pedal, surveys long module, semaphore, console at wheel detector；The control subsystem includes control interface cabinet, combined bay, intelligence
Can power supply panel, com interface, I/O interface, retarder module, route module be set in the control interface cabinet, in the combined bay
Humping signal relay assembly device, shunting signal combination unit, control retarder relay assembly device, the intelligence are set
Switch power module, DC power supplier, AC power supply module are set in power supply panel；The management subsystem includes rolling route
Controlling terminal, rolling speed controlling terminal, shunting route controlling terminal, operation process monitor terminal, electric equipment maintenance management terminal；
The material object subsystem is connect by cable with control subsystem, the host of the control subsystem and management subsystem it
Between interconnected by com interface, the control subsystem acquires the status information of subsystem in kind, and the status information includes track switch
Position, track circuit occupied state, semaphore open and-shut mode, the status information are transferred to management subsystem by com interface,
Management subsystem assigns interlocking instruction according to the information and shunting plan that receive, and each equipment is dynamic in control subsystem in kind
Make.
2. a kind of algorithm of the hump automation semi-physical simulation experiment system based on data-driven, the specific steps are as follows:
S101, initialization
(1) by management subsystem, control subsystem, subsystem initialization in kind, and input data carries out subsystem interactive testing；
(2) to device modeling in kind, abstract circuit model, retarder model, semaphore model, vehicle group model are formed, and
The logic association relationship between model is established, and the route shunt in the works is encoded；
S102, synchronously simulating clock is built up in three subsystems respectively, then starts to emulate；
S103, starting management subsystem, control subsystem and subsystem in kind:
Firstly, management subsystem is run:
(1) the real time job data of each rolling vehicle group are transferred to management subsystem by control subsystem；
(2) management subsystem implements control to rolling route and speed；
Secondly, control subsystem is run:
(1) management subsystem obtains the current operating data of vehicle group model by control subsystem；
(2) management subsystem transmission control vehicle is instructed to each mock-up, controls its execution；Again, subsystem operation in kind:
(1) the instruction message (z assigned from control subsystem is receivedi, con)；
(2) according to control instruction message (zi, con) and movement；
(3) vehicle group model z is recordediJob information, and transmit the data to control subsystem；
S104, judge whether emulation terminates；
S105, terminate emulation.
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| CN109959507A (en) * | 2019-05-06 | 2019-07-02 | 柳州市铁科科技有限责任公司 | A kind of deceleration top fault detection means |
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| CN111862710A (en) * | 2020-05-27 | 2020-10-30 | 广州铁路职业技术学院（广州铁路机械学校） | Simulation teaching system for parameter detection of railway locomotive wheel pair |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109959507A (en) * | 2019-05-06 | 2019-07-02 | 柳州市铁科科技有限责任公司 | A kind of deceleration top fault detection means |
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| CN112158236A (en) * | 2020-09-22 | 2021-01-01 | 北京全路通信信号研究设计院集团有限公司 | Intelligent freight train marshalling identification control method and system |
| CN114460860A (en) * | 2021-12-29 | 2022-05-10 | 中车永济电机有限公司 | Comprehensive control and management platform and method for train-level semi-physical simulation system |
| CN114460860B (en) * | 2021-12-29 | 2023-10-13 | 中车永济电机有限公司 | Comprehensive control and management platform and method for train-level semi-physical simulation system |
| CN114708763A (en) * | 2022-03-17 | 2022-07-05 | 北京运捷科技有限公司 | Semi-physical semi-simulation trackside equipment fusion method |
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Application publication date: 20190319 |