CN116198574A - Synchronous control system for simulated locomotive - Google Patents
Synchronous control system for simulated locomotive Download PDFInfo
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- CN116198574A CN116198574A CN202310457022.XA CN202310457022A CN116198574A CN 116198574 A CN116198574 A CN 116198574A CN 202310457022 A CN202310457022 A CN 202310457022A CN 116198574 A CN116198574 A CN 116198574A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/60—Testing or simulation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention relates to the technical field of rail trains, in particular to a synchronous control system for a simulated locomotive. The simulated locomotive synchronous control system comprises a main control unit, a time delay function module and a plurality of synchronous control systems; all synchronous control systems are electrically connected with the main control unit, and each synchronous control system is connected with the main control locomotive or the slave control locomotive; the main control unit is used for establishing a main control grouping of the locomotives, transmitting control instructions and controlling the operation of the main control locomotive or the slave control locomotive; each synchronous control system is used for receiving the instruction output by the main control unit and controlling the main control locomotive or the slave control locomotive; the delay function module is used for controlling the delay time of the slave control locomotive responding to the action instruction of the master control locomotive. The synchronous control system of the simulated locomotive is used for simulating synchronous control of the locomotive in a laboratory, can synchronously control the marshalling locomotive, realizes synchronous braking release control through the locomotive, and can meet the requirement of synchronous control test of the locomotive in the laboratory of 4 ten thousand tons or more.
Description
Technical Field
The invention relates to the technical field of rail trains, in particular to a synchronous control system for a simulated locomotive.
Background
Along with the development demand of heavy haul railway transportation, the running of a 2-ten thousand ton combined heavy haul train is normalized, and one or a plurality of locomotives are additionally hung in the combined train to form a master control locomotive grouping mode and a slave control locomotive grouping mode, namely, locomotives, vehicles, locomotives and vehicles, so that the traction capacity of the locomotives can be reasonably increased. Along with the continuous increase of the length and the weight of the train, the combined train must transmit the control instruction of the locomotive in an effective and reliable way, so that the front locomotive and the rear locomotive synchronously participate in the air exhaust and the air charging of the train pipe of the whole train, the brake propagation speed is improved, the action of the longitudinal force of the brake of the train is lightened, and the stable running and the safety of the train are ensured.
At present, a locomotive synchronous control system adopted by a domestic heavy-load combined train is a system for transmitting a master control locomotive control instruction in the combined train to a slave locomotive based on wireless data transmission to realize locomotive traction and brake synchronous control in the combined train. The synchronous control system of the master control locomotive and the slave control locomotive adopts a GSM-R network based on base station communication and a data transmission radio station based on space wave transmission for wireless communication, but the system currently supports four locomotive marshalling at most, and the synchronous control system of the locomotives is developed by meeting the operation requirement of a heavy-load combined train, and has the following problems relative to the test environment of a laboratory:
the inadaptability of the communication mode between the master control locomotive and the slave control locomotive, the synchronous control system of the heavy-load combined train locomotive adopts wireless communication, is custom-developed and developed based on a GSM-R network and a data transmission radio station, belongs to a special communication mode, and a laboratory does not have the condition;
the current locomotive synchronous control system supports four locomotive marshalling at most, can only meet the heavy-load combined train marshalling mode of 3 ten thousand tons or less, and cannot adapt to the test requirement of 4 ten thousand tons or more;
due to the fact that the grouping length of the heavy-load combined train and the wireless communication transmission mode are adopted, the response time of the master control locomotive and the slave control locomotive is delayed to a certain extent; in the laboratory environment, the simulated combined train grouping cannot be consistent with the actual application, the response time delay is basically zero, and the synchronous control test cannot simulate the application working condition.
Therefore, existing locomotive synchronous steering control systems are not suitable for laboratory operating conditions.
Disclosure of Invention
The invention aims to provide a synchronous control system of a simulated locomotive, which is used for simulating synchronous control of the locomotive in a laboratory, can synchronously control marshalling locomotives, realizes synchronous braking release control through the locomotive, and can meet the requirement of synchronous control test of the locomotive in the laboratory of 4 ten thousand tons and more.
Embodiments of the invention may be implemented as follows:
the invention provides a synchronous control system of a simulated locomotive, which comprises a main control unit, a time delay function module and a plurality of synchronous control systems;
all synchronous control systems are electrically connected with the main control unit, and each synchronous control system is connected with the main control locomotive or the slave control locomotive;
the main control unit is used for establishing a main control grouping of the locomotives, transmitting control instructions and controlling the operation of the main control locomotive or the slave control locomotive; each synchronous control system is used for receiving the instruction output by the main control unit and controlling the main control locomotive or the slave control locomotive; the delay function module is used for controlling the delay time of the slave control locomotive responding to the action instruction of the master control locomotive.
In an alternative embodiment, the delay time unit of the delay function module is set to ms, and the minimum level is adjusted to 100ms.
In an alternative embodiment, the delay function module is electrically connected with the main control unit;
or the synchronous control system of the simulated locomotive comprises a plurality of delay function modules, and each synchronous control system is correspondingly and electrically connected with one delay function module.
In an alternative embodiment, each synchronous control system comprises a remote control unit, a display unit and a test accompanying module;
the remote control unit, the display unit and the accompanying test module are all electrically connected with the main control unit, the accompanying test module and the display unit are all electrically connected with the remote control unit, and the remote control unit is electrically connected with the locomotive brake control unit.
In an alternative embodiment, the display unit is used for setting a master control mode or a slave control mode of the locomotive, and displaying pressure value data of a balancing reservoir, a train pipe, a total reservoir and a brake reservoir of the locomotive, the charging flow of the train pipe and the current air brake mode.
In an alternative embodiment, the remote control unit is configured to receive command information from the companion module and transmit a master locomotive status command to the slave locomotive.
In an alternative embodiment, the accompanying module is a simulation module which is set to meet the synchronous control requirement of the laboratory, and is used for receiving the instruction information of the main control unit and transmitting the instruction information and the state data to the remote control unit and the display unit.
In an alternative embodiment, the accompanying module and the display unit are electrically connected with the remote control unit by adopting MVB;
the remote control unit is electrically connected with the locomotive brake control unit by adopting MVB.
In an alternative embodiment, the main control unit comprises a switch, a server and a computer, and the switch and the main control unit are electrically connected with the server through an Ethernet;
all synchronous control systems are electrically connected with the exchange through RS232 conversion Ethernet.
In an alternative implementation mode, the accompanying test module and the display unit are electrically connected with the switch through an RS232 conversion Ethernet, and the remote control unit is electrically connected with the switch through an RS422 conversion Ethernet;
the accompanying test module, the display unit and the remote control unit are connected with the server through a special Ethernet.
The beneficial effects of the embodiment of the invention include:
the synchronous control system of the simulated locomotive comprises a main control unit, a time delay function module and a plurality of synchronous control systems; all synchronous control systems are electrically connected with the main control unit, and each synchronous control system is connected with the main control locomotive or the slave control locomotive; the main control unit is used for establishing a main control grouping of the locomotives, transmitting control instructions and controlling the operation of the main control locomotive or the slave control locomotive; each synchronous control system is used for receiving the instruction output by the main control unit and controlling the main control locomotive or the slave control locomotive; the delay function module is used for controlling the delay time of the slave control locomotive responding to the action instruction of the master control locomotive. The synchronous control system of the simulated locomotive is used for simulating synchronous control of the locomotive in a laboratory, can synchronously control the marshalling locomotive, realizes synchronous braking release control through the locomotive, and can meet the requirement of synchronous control test of the locomotive in the laboratory of 4 ten thousand tons or more.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a control schematic diagram of an analog locomotive synchronous control system in an embodiment of the invention;
FIG. 2 is a schematic diagram of a delay time for simulating a synchronous control system of a locomotive in an embodiment of the invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, if the terms "upper", "lower", "inner", "outer", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present invention and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus it should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, if any, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
Referring to fig. 1 and 2, the present embodiment provides a synchronous control system of a simulated locomotive, which includes a main control unit, a delay function module and a plurality of synchronous control systems;
all synchronous control systems are electrically connected with the main control unit, and each synchronous control system is connected with the main control locomotive or the slave control locomotive; the main control unit is used for establishing a main control grouping of the locomotives, transmitting control instructions and controlling the operation of the main control locomotive or the slave control locomotive; each synchronous control system is used for receiving the instruction output by the main control unit and controlling the main control locomotive or the slave control locomotive; the delay function module is used for controlling the delay time of the slave control locomotive responding to the action instruction of the master control locomotive.
Referring to fig. 1 and 2, the working principle of the synchronous control system of the simulated locomotive is as follows:
the synchronous control system of the simulated locomotive comprises a main control unit, a time delay function module and a plurality of synchronous control systems; all synchronous control systems are electrically connected with the main control unit, and each synchronous control system is connected with the main control locomotive or the slave control locomotive;
the master control unit establishes a master control grouping of the locomotives, transmits control instructions and controls the operation of the master control locomotive or the slave control locomotive; the synchronous control system connected with the master control locomotive and the slave control locomotive can transmit the control instruction of the locomotive by receiving the instruction output by the master control unit and controlling the corresponding master control locomotive or the corresponding slave control locomotive, so that the master control locomotive and the slave control locomotive synchronously participate in the air exhaust and inflation of the train pipe of the whole train, the brake propagation speed is improved, the longitudinal force action of the train brake is reduced, and the stable running and safety of the train are ensured;
in the simulation process, the synchronous control system of the simulated locomotive comprises a delay function module, wherein the delay function module is used for controlling the delay time of the slave locomotive responding to the action instruction of the master locomotive, so that the response time delay of the master locomotive and the slave locomotive in the prior art can be simulated, and the simulated combined train grouping can be consistent with the actual operation under the laboratory environment, namely, the operation working condition of the simulated locomotive is simulated;
in summary, the synchronous control system of the simulated locomotive is used for synchronously controlling the simulated locomotive in a laboratory, can synchronously control the marshalling locomotive, realizes synchronous braking release control through the locomotive, and can meet the requirement of synchronous control tests of locomotives in the laboratory of 4 ten thousand tons or more; the time delay time of the slave control locomotive responding to the action command of the master control locomotive can be set, the test environment can be met to the greatest extent and the operating condition can be consistent, the parameters can be adjusted, and the test projects are more diversified.
Further, referring to fig. 1 and 2, in the present embodiment, the delay time unit of the delay function module is set to ms, and the minimum level is adjusted to 100ms. In addition, when the delay function module is set, the mode that the delay function module is electrically connected with the main control unit is adopted in the embodiment, namely, the instruction time transmitted to each synchronous control system through the main control unit is delayed; in other embodiments of the present invention, a mode of simulating the synchronous control system of the locomotive to include a plurality of delay function modules may also be adopted, where each synchronous control system is electrically connected to one delay function module correspondingly, that is, by the synchronous control system, through receiving the instruction output by the main control unit, and performing delay control action.
Further, referring to fig. 1 and fig. 2, in the present embodiment, when configuring the synchronization control systems, each synchronization control system includes a remote control unit, a display unit and a test accompanying module;
the remote control unit, the display unit and the accompanying test module are all electrically connected with the main control unit, the accompanying test module and the display unit are all electrically connected with the remote control unit, and the remote control unit is electrically connected with the locomotive brake control unit.
The display unit IDU is a state display and grouping setting unit of the synchronous control system, and 1 set of synchronous control system is configured with 1 set of synchronous control system and has the following functions: (a) setting a master or slave mode of the locomotive; (b) displaying the basic operating conditions of each locomotive; (c) Displaying pressure value data of a balancing reservoir, a train pipe, a total reservoir and a braking reservoir of each locomotive in real time, and charging flow of the train pipe and a current air braking mode; (d) After establishing a synchronous control mode, testing the whole train; (e) fault diagnosis data display and query.
The remote control unit RCU is a central processing unit of the synchronous control system, receives command information of the test accompanying module EGWM, transmits a main control locomotive state command to the slave control locomotive, and receives IDU grouping information and brake feedback information; the 1 set of synchronous control system is provided with 1 remote control unit RCU.
The accompanying test module is a simulation module which meets the synchronous control requirement of the laboratory, and is used for receiving the instruction information of the main control unit and transmitting the instruction information and the state data to the remote control unit and the display unit. 1 set of synchronous control system is configured with 1 EGWM.
The accompanying test module and the display unit are electrically connected with the remote control unit by adopting MVB; the remote control unit is electrically connected with the locomotive brake control unit by adopting MVB.
When the main control unit is configured, the main control unit comprises a switch, a server and a computer, and the switch and the main control unit are electrically connected with the server through an Ethernet; all synchronous control systems are electrically connected with the exchange through RS232 conversion Ethernet.
Wherein, serial server and switch: the serial port-to-network function is provided for communication switching of all components of the synchronous control module, and models with different interface numbers can be selected according to test requirements. The computer is a synchronous control computer: installing synchronous control simulation software to control the marshalling state of the locomotive and sending a marshalling state instruction.
The accompanying test module and the display unit are electrically connected with the switch through an RS 232-Ethernet, and the remote control unit is electrically connected with the switch through an RS 422-Ethernet; the accompanying test module, the display unit and the remote control unit are connected with the server through a special Ethernet.
In this embodiment, a synchronization control test software is set in the computer, and the synchronization control test software simulates the control software of locomotive synchronization control, displays the synchronization control information of each locomotive, establishes a master-slave control group of the locomotive, transmits a control command, and controls the operation of the simulated locomotive synchronization control system. The information of the synchronous control test software is transmitted to the server through the Ethernet, and then is transmitted to the accompanying test module EGWM through the switch, the accompanying test module EGWM transmits the data to the remote control unit RCU, and finally the information is transmitted to the locomotive for execution, so that synchronous control of the locomotive is realized.
When the delay function of the delay function module is realized, the delay function module is a module which is independently arranged in synchronous control test software and can set the delay time of the slave locomotive responding to the action instruction of the master locomotive; the module interface is provided with a delay input box of the slave control locomotive, after the delay parameters required by the test are input, the software transmits the information to the accompanying test module at all times, and the accompanying test module delays and sends locomotive action instructions to each slave control locomotive according to different set time, so that the delay setting of locomotive synchronous control is realized. In order to ensure the accuracy of the delay time, each accompanying module is subjected to unified time service by synchronous control test software through a server, and the minimum level is adjusted to be 100ms in consideration of the information transfer response time of the server, the switch, the accompanying module, the locomotive and other components.
In summary, please refer to fig. 1 and 2, the synchronous control system for a simulated locomotive has the following advantages when the simulated locomotive is synchronously controlled in a laboratory:
1. the wireless communication mode of the original GSM-R and the data transmission radio station is replaced by adopting the wired communication mode of the Ethernet through hardware and software setting, thereby achieving the aim of simulating synchronous control of the locomotive and solving the difficulty of synchronous control communication under the condition of a laboratory.
2 can set up the time delay of slave control locomotive response master control locomotive action instruction through special synchronous control test software, time delay unit sets up to ms, adjusts minimum level to 100ms, not only can the maximum satisfying test environment and operating mode unanimity, and the parameter is adjustable moreover, and test item is more diversified.
3. The locomotive marshalling test can be carried out on 5 sets of locomotive braking systems and more at the same time, so that the requirement of the test of 4 ten thousand tons and more is met, and the limit of the existing locomotive braking systems is broken through.
The present invention is not limited to the above embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present invention are intended to be included in the scope of the present invention. Therefore, the protection scope of the invention is subject to the protection scope of the claims.
Claims (10)
1. The synchronous control system of the simulated locomotive is characterized in that:
the synchronous control system of the simulated locomotive comprises a main control unit, a time delay function module and a plurality of synchronous control systems;
all the synchronous control systems are electrically connected with the master control unit, and each synchronous control system is connected with a master control locomotive or a slave control locomotive;
the master control unit is used for establishing a master control grouping of locomotives, transmitting control instructions and controlling the operation of the master control locomotive or the slave control locomotive; each synchronous control system is used for receiving the instruction output by the main control unit and controlling the main control locomotive or the slave control locomotive; the delay function module is used for controlling the delay time of the slave locomotive responding to the action instruction of the master locomotive.
2. The simulated locomotive synchronous handling system of claim 1, wherein:
and the delay time unit of the delay function module is set to be ms, and the minimum level is adjusted to be 100ms.
3. The simulated locomotive synchronous handling system of claim 1, wherein:
the delay function module is electrically connected with the main control unit;
or, the synchronous control system of the simulated locomotive comprises a plurality of delay function modules, and each synchronous control system is correspondingly and electrically connected with one delay function module.
4. The simulated locomotive synchronous handling system of claim 1, wherein:
each synchronous control system comprises a remote control unit, a display unit and a test accompanying module;
the remote control unit, the display unit and the test accompanying module are all electrically connected with the main control unit, the test accompanying module and the display unit are all electrically connected with the remote control unit, and the remote control unit is electrically connected with the locomotive brake control unit.
5. The simulated locomotive synchronous handling system of claim 4, wherein:
the display unit is used for setting a master control mode or a slave control mode of the locomotive, and displaying pressure value data of a balancing reservoir, a train pipe, a total reservoir and a braking reservoir of the locomotive, and the charging flow of the train pipe and the current air braking mode.
6. The simulated locomotive synchronous handling system of claim 4, wherein:
the remote control unit is used for receiving the instruction information of the accompanying test module and transmitting the state instruction of the master control locomotive to the slave control locomotive.
7. The simulated locomotive synchronous handling system of claim 4, wherein:
the accompanying test module is a simulation module which meets the synchronous control requirement of the laboratory, and is used for receiving the instruction information of the main control unit and transmitting the instruction information and the state data to the remote control unit and the display unit.
8. The simulated locomotive synchronous handling system of claim 4, wherein:
the accompanying test module and the display unit are electrically connected with the remote control unit by adopting MVB;
the remote control unit is electrically connected with the locomotive brake control unit by adopting MVB.
9. The simulated locomotive synchronous handling system of claim 4, wherein:
the main control unit comprises a switch, a server and a computer, and the switch and the main control unit are electrically connected with the server through an Ethernet;
all the synchronous control systems are electrically connected with the switch through RS232 conversion Ethernet.
10. The simulated locomotive synchronous handling system of claim 9, wherein:
the accompanying test module and the display unit are electrically connected with the switch through an RS 232-Ethernet, and the remote control unit is electrically connected with the switch through an RS 422-Ethernet;
the accompanying module, the display unit and the remote control unit are connected with the server through a special Ethernet.
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