CN115571194A - Ground test method for comprehensive data of heavy-duty train - Google Patents
Ground test method for comprehensive data of heavy-duty train Download PDFInfo
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- CN115571194A CN115571194A CN202211367831.3A CN202211367831A CN115571194A CN 115571194 A CN115571194 A CN 115571194A CN 202211367831 A CN202211367831 A CN 202211367831A CN 115571194 A CN115571194 A CN 115571194A
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- 238000010998 test method Methods 0.000 title claims abstract description 15
- 230000003137 locomotive effect Effects 0.000 claims abstract description 26
- 238000012360 testing method Methods 0.000 claims abstract description 16
- 238000004891 communication Methods 0.000 claims description 6
- 230000008054 signal transmission Effects 0.000 claims description 3
- 238000013459 approach Methods 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
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- 230000006855 networking Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
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- 238000002474 experimental method Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
- B61L15/0072—On-board train data handling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
- B61L15/009—On-board display devices
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- Train Traffic Observation, Control, And Security (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention belongs to the field of rail transit, and particularly relates to a ground test method for comprehensive data of a heavy-duty train; the problem that the single locomotive of the heavy-duty train cannot test the synchronous state of the locomotives under the condition of no marshalling is solved, the fault reason of the locomotive is accurately judged, and ground data are generated; the invention discloses a ground test method for comprehensive data of a heavy-duty train, wherein an operation control unit is connected with a driver console through an aviation cable, and the operation control unit is connected with a brake control unit; the control unit and the brake control unit are respectively connected with the repeater through MVB cables; finally, the repeater is connected with a ten-thousand-ton display screen through an MVB cable; realizing the marshalling of a single train; the invention has high failure finding efficiency, saves the enterprise maintenance cost and labor cost and ensures the safety of the test equipment.
Description
Technical Field
The invention belongs to the field of rail transit, and particularly relates to a ground test method for comprehensive data of a heavy-duty train.
Background
At present, the faults possibly occurring in the running process of a heavy-duty train in China can be detected only by a PC (personal computer) end analysis system and a professional instrument through the simultaneous marshalling of two locomotives by a driver console, a single locomotive can only download data under the condition of no marshalling, whether the synchronous state of the locomotives is good or not cannot be tested, and meanwhile, the single locomotive cannot confirm whether the main locomotive problem or the slave locomotive problem exists.
In chinese utility model patent CN2021107468188, a railway train brake test method and system is disclosed, the method comprising: after the marshalling of the railway train is finished, carrying out train networking processing on the vehicles in the marshalled railway train; and carrying out a braking test on the railway train after the train networking is finished, and transmitting braking test data to the train inspection terminal through the network. The utility model has the disadvantages that: the individual locomotives cannot perform the braking test without marshalling.
Disclosure of Invention
In order to simplify the operation, improve the train test efficiency and reduce the labor cost, the invention aims to provide a heavy-duty train comprehensive data ground test method, which aims to effectively solve the problem that the single locomotive of the heavy-duty train cannot test the synchronous state of the locomotives under the condition of no marshalling, accurately judge the fault reason of the locomotive and generate ground data.
In order to achieve the aim, the invention provides a ground test method for comprehensive data of a heavy-duty train, wherein the method is characterized in that an operation control unit is connected with a driver console through an aviation cable, and the operation control unit is connected with a brake control unit; the control unit and the brake control unit are respectively connected with the repeater through MVB cables; finally, the repeater is connected with a ten-thousand-ton display screen through an MVB cable; and realizing the marshalling of a single train.
The ground test method for the comprehensive data of the heavy-duty train comprises the following steps:
s1, checking vehicle information: selecting a train at a driver console, and checking the train type and the train number;
s2, grouping and linking the master vehicle and the slave vehicles: selecting marshalling on a driver console, inputting the train type and the train number obtained in the step S1, inputting the train type and the train number of a slave control train required by the test, and finally selecting a marshalling sequence number, a marshalling number and a marshalling distance by taking the vehicle as a master control locomotive to marshal the master control locomotive and the slave control locomotive; and successfully carry out communication link;
s3, train marshalling test:
s3.1, controlling the whole vehicle: the control command required by the test is input by the control unit, the control command is respectively input into a driver console and a brake control unit through an aviation cable, the driver console controls the master vehicle to execute the control command, and the brake control unit synchronizes the control command to the slave vehicle compartment of the train to execute;
s3.2, feeding back the train slave train state information: after executing the control command, the brake control unit feeds back the state information of all the trains from the train compartment to the operation control unit through the aviation cable and feeds back the state information to the repeater through the MVB cable; the control unit feeds back the state information of the main carriage of the train to the repeater through the MVB cable;
s3.3, observing experimental data of the train in real time: and the repeater transmits all the collected train state information data to a ten-thousand-ton display screen through the MVB cable.
In the step S2, the marshalling serial number, the marshalling number and the marshalling distance are selected to ensure that the trains participating in the marshalling cannot be overlapped and staggered due to the approach of the trains, so that the marshalling can be completed on any track of a line.
In the step S3.2, the brake control unit is used for collecting the state information of the train from the train compartment, synchronously arranging the train brake, reducing the longitudinal impulse of the train, and improving the real-time performance and reliability of data signal transmission.
In the step S3.1, after the master control train is successfully selected, the current train operation is not affected by the loss of positioning or communication interruption after the slave control trains are grouped.
The invention has the following advantages:
1. the efficiency of fault detection is high: according to the invention, the synchronous marshalling fault is timely found when the train is tested, the potential safety hazard of the on-line operation of the locomotive is eliminated, the on-line operation safety of the locomotive is improved, and a good technical guarantee is provided for the safety development of the railway.
2. The operating cost of the railway locomotive is reduced: the invention can carry out the heavy-duty train marshalling experiment after the train is put in storage, and can quickly determine the location of the wireless reconnection fault by utilizing the display information of ten thousand tons of display screens, thereby improving the running safety of the locomotive, reducing the number of the temporary repair and the stop in transit and saving the maintenance cost of enterprises.
3. The safety is high: except for a power supply, the test platform realizes the analog input and output of signals by using high and low levels, has low voltage and low current, and greatly ensures the safety of testers and equipment.
Drawings
FIG. 1 is a flow chart of the present invention;
FIG. 2 is a control block diagram of the present invention;
FIG. 3 is a circuit diagram of a phase splitter switch circuit;
fig. 4 is a circuit diagram of a ten thousand ton display screen.
Detailed Description
The present invention is described below with reference to specific devices of a laboratory bench and a method for forming a heavy-duty train, and it is obvious that a part of the embodiments of the present invention, not all of the embodiments, are described, and based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Fig. 1 is a control block diagram of a ground test method for comprehensive data of a heavy-duty train, which is provided in the implementation of the present invention, wherein the method connects an operation control unit with a driver's console through an air cable, and the operation control unit is connected with a brake control unit; the control unit and the brake control unit are respectively connected with the repeater through MVB cables; finally, the repeater is connected with the ten-thousand-ton display screen through an MVB cable; and realizing the marshalling of the single train.
Further, as shown in fig. 2, the method specifically includes the following steps:
s1, checking the vehicle information: selecting a train at a driver console, and checking the train type and the train number;
s2, grouping and linking the master vehicle and the slave vehicles: selecting marshalling on a driver console, inputting the train type and the train number obtained in the step S1, inputting the train type and the train number of a slave control train required by the test, and finally selecting a marshalling sequence number, a marshalling number and a marshalling distance by taking the vehicle as a master control locomotive to marshal the master control locomotive and the slave control locomotive; and successfully carry out communication link;
s3, train marshalling test:
s3.1, controlling the whole vehicle: as shown in fig. 3, fig. 3 is a circuit diagram of a phase splitter switch circuit, and a driver console transmits a control command through a line 560, so that the control circuit is closed; the control command for starting the automatic switch of the phase splitter 2 is input by the control unit, the control command is respectively input into a driver console and a brake control unit through an aviation cable, the driver console starts the automatic switch of the phase splitter 2 through a line 560, and the brake control unit synchronizes the train to execute the control command for starting the automatic switch of the phase splitter 2 from the train compartment;
s3.2, feeding back the train slave train state information: after executing the control command, the brake control unit feeds back the state information of automatic switching of all trains from the car body phase splitter 2 to the operation control unit through an aviation cable, and feeds back the state information to the repeater through an MVB cable; the control unit feeds back the state information of the automatic switch of the phase splitter 2 of the main carriage of the train to the repeater through the MVB cable;
s3.3, observing experimental data of the train in real time: the repeater passes through the MVB cable, and the state information data that will all train split camera 2 automatic switch that will collect reach ten thousand tons of display screens, ten thousand tons of display screens were responsible for showing that the 719 lines that split camera 2 automatic switch switched on conduct this moment, and the LED lamp lights, shows that split camera 2 automatic switch has started in all train carriages, is in normal operating condition.
Further, in the step S2, the formation serial number, the formation number and the formation distance are selected to ensure that the trains participating in the formation do not overlap and shift due to the approaching of the trains, so that the formation can be completed on any track of the line.
Further, in step S3.2, the brake control unit is configured to collect state information of the train from the train compartment, synchronize train braking in an entire train, reduce longitudinal vehicle impulse, and improve real-time performance and reliability of data signal transmission.
Further, in the step S3.1, after the master control train is successfully selected, the current train operation is not affected by the loss of positioning or communication interruption after the slave control trains are grouped.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. A heavy-duty train comprehensive data ground test method is characterized in that an operation control unit is connected with a driver console through an aviation cable, and the operation control unit is connected with a brake control unit; the control unit and the brake control unit are respectively connected with the repeater through MVB cables; finally, the repeater is connected with a ten-thousand-ton display screen through an MVB cable; and realizing the marshalling of the single train.
2. The ground test method for the comprehensive data of the heavy-duty train according to claim 1, characterized by comprising the following steps:
s1, checking vehicle information: selecting a train at a driver console, and checking the train type and the train number;
s2, grouping and linking the master vehicle and the slave vehicles: selecting marshalling on a driver console, inputting the train type and the train number obtained in the step S1, inputting the slave control train type and the train number required by the test, and finally selecting a marshalling sequence number, a marshalling number and a marshalling distance by taking the vehicle as a master control locomotive to marshalling the master control locomotive and the slave control locomotive; and successfully carry out communication link;
s3, train marshalling test:
s3.1, controlling the whole vehicle: the control command required by the test is input by the control unit, the control command is respectively input into a driver console and a brake control unit through an aviation cable, the driver console controls the master vehicle to execute the control command, and the brake control unit synchronizes the control command to the slave vehicle compartment of the train to execute;
s3.2, feeding back the train slave train state information: after executing the control command, the brake control unit feeds back the state information of all the trains from the train compartment to the operation control unit through the aviation cable and feeds back the state information to the repeater through the MVB cable; the control unit feeds back the state information of the train main carriage to the repeater through the MVB cable;
s3.3, observing experimental data of the train in real time: and the repeater transmits all the collected train state information data to a ten-thousand-ton display screen through the MVB cable.
3. The ground test method for comprehensive data of heavy-duty trains according to claim 2, characterized in that in step S2, the marshalling serial number, the marshalling number and the marshalling distance are selected to ensure that the trains participating in the marshalling will not overlap and dislocate due to the approach of the trains, so that the marshalling can be completed on any track of the line.
4. The ground test method for comprehensive data of heavy-duty train of claim 2, wherein in said step S3.2, the brake control unit is used for collecting the status information of the train from the train carriage, synchronizing the braking of the train, reducing the longitudinal impulse of the train, and improving the real-time and reliability of data signal transmission.
5. The ground test method for comprehensive data of heavy haul trains according to claim 2, wherein in step S3.1, after the master control train is successfully selected, the current train operation is not affected by the loss of positioning or communication interruption after the slave control trains are grouped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211367831.3A CN115571194A (en) | 2022-11-03 | 2022-11-03 | Ground test method for comprehensive data of heavy-duty train |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211367831.3A CN115571194A (en) | 2022-11-03 | 2022-11-03 | Ground test method for comprehensive data of heavy-duty train |
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| CN115571194A true CN115571194A (en) | 2023-01-06 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116198574A (en) * | 2023-04-26 | 2023-06-02 | 眉山中车制动科技股份有限公司 | Synchronous control system for simulated locomotive |
| CN116339290A (en) * | 2023-05-29 | 2023-06-27 | 眉山中车制动科技股份有限公司 | Railway train brake control system test bed |
-
2022
- 2022-11-03 CN CN202211367831.3A patent/CN115571194A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116198574A (en) * | 2023-04-26 | 2023-06-02 | 眉山中车制动科技股份有限公司 | Synchronous control system for simulated locomotive |
| CN116339290A (en) * | 2023-05-29 | 2023-06-27 | 眉山中车制动科技股份有限公司 | Railway train brake control system test bed |
| CN116339290B (en) * | 2023-05-29 | 2023-08-15 | 眉山中车制动科技股份有限公司 | Railway train brake control system test bed |
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