CN213138749U - Train system and rail transit train - Google Patents
Train system and rail transit train Download PDFInfo
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- CN213138749U CN213138749U CN202021942166.2U CN202021942166U CN213138749U CN 213138749 U CN213138749 U CN 213138749U CN 202021942166 U CN202021942166 U CN 202021942166U CN 213138749 U CN213138749 U CN 213138749U
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Abstract
The utility model discloses a train system and rail transit train. Wherein, this train system includes: the signal system monitors the slope gradient parameter of the running train; the traction converter monitors traction force parameters of the train; the brake control device monitors the air spring pressure of the train to obtain an air spring pressure parameter; and the control system is respectively in communication connection with the signal system, the traction converter and the brake control device, and controls the train to complete brake release based on the slope gradient parameter, the traction force parameter and the air spring pressure parameter. The utility model provides an unable keeping braking of train among the correlation technique alleviate, lead to the unable quick start's of train technical problem.
Description
Technical Field
The utility model relates to a train system field particularly, relates to a train system and rail transit train.
Background
In the related technology, when a train is braked, the train control system comprehensively judges a signal system and controls a brake control device through traction system instruction information. In order to ensure that the vehicle keeps accurate control of braking, the vehicle is generally provided with various combinational logic redundant controls, and a brake control device comprehensively judges a brake-keeping control instruction so as to achieve application of brake keeping and release control.
At present, when the control is alleviated in keeping the braking of train, generally set up through the threshold of train speed, train traction force and realize, keep the braking to alleviate train traction force and set up and generally send the threshold of keeping the braking and alleviating the instruction as traction system according to the vehicle resistance sum of maximum load, maximum ramp, but this kind of control mode, when control system is paralysed, can't keep the braking to alleviate, and the redundancy is too big, is unfavorable for the quick start of train.
In view of the above problems, no effective solution has been proposed.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a train system and rail transit train to the unable braking that keeps of train is alleviated in solving the correlation technique at least, leads to the unable quick start's of train technical problem.
According to an aspect of the embodiment of the utility model provides a train system is provided, include: the signal system monitors the slope gradient parameter of the running train; the traction converter monitors traction force parameters of the train; the brake control device monitors the air spring pressure of the train to obtain an air spring pressure parameter; and the control system is respectively in communication connection with the signal system, the traction converter and the brake control device, and controls the train to complete brake release based on the ramp gradient parameter, the traction force parameter and the air spring pressure parameter.
Optionally, the control system issues a first brake release instruction to the brake control device.
Optionally, the first brake mitigation command is used to indicate that the control system detects that a vehicle traction command is valid and that the train speed is greater than a first speed threshold; or, the control system is instructed to detect that the vehicle traction command is valid and the array traction of the train is greater than the preset traction threshold.
Optionally, the train system further comprises: and the driver controller is connected with the brake control device and issues a second brake release control instruction to the brake control device.
Optionally, the second brake release instruction is used for indicating that the brake control device detects that the vehicle traction instruction is valid, and the driver controller keeps the duration of the traction position to reach a preset traction duration.
Optionally, the train system further comprises: and the forcing button is connected with the brake control device and used for issuing a third brake release control instruction to the brake control device.
Optionally, the third brake release instruction is used to indicate that the brake control device detects that the vehicle traction instruction is valid, and the duration of the continuous pressing of the forced button reaches a preset pressing duration.
Optionally, the signal system is further configured to issue a first train brake application command to the brake control device.
Optionally, the first train brake application command is used to instruct the signaling system to detect that a vehicle brake command is valid before receiving a parking command, and the current train speed is less than a second speed threshold.
According to the utility model discloses on the other hand, still provide a rail transit train, include: the train system of any one of the above.
The embodiment of the utility model provides an in, through the ramp slope parameter that signal system monitoring train went, through pulling the converter, the tractive effort parameter of monitoring train, through braking controlling means, monitors the air spring pressure of train, obtains air spring pressure parameter, through control system, respectively with signal system, pull converter and braking controlling means communication connection, based on ramp slope parameter, tractive effort parameter, air spring pressure parameter, the braking is accomplished to the control train and is alleviated. In the embodiment, the vehicle can be quickly and effectively started on the premise of ensuring safety, the running efficiency of the vehicle is improved, the control system of the train can execute braking and relieve, and the brake can be quickly and effectively kept, so that the technical problem that the train cannot be quickly started because the train cannot keep braking and relieve in the related technology is solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a schematic diagram of an alternative train system according to an embodiment of the present invention.
Detailed Description
In order to make the technical solution of the present invention better understood, the technical solution 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 obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein.
Fig. 1 is a schematic diagram of an alternative train system according to an embodiment of the present invention, as shown in fig. 1, the train system includes:
the signal system 11 is used for monitoring the slope gradient parameter of the running of the train;
the traction converter 13 is used for monitoring traction parameters of the train;
the brake control device 15 is used for monitoring the air spring pressure of the train to obtain an air spring pressure parameter;
and the control system 17 is in communication connection with the signal system, the traction converter and the brake control device respectively, and controls the train to complete brake release based on the slope gradient parameter, the traction force parameter and the air spring pressure parameter.
According to the train system, the slope gradient parameter of the running train can be monitored through the signal system 11, the traction force parameter of the train is monitored through the traction converter 13, the air spring pressure of the train is monitored through the brake control device 15, the air spring pressure parameter is obtained, the control system 17 is in communication connection with the signal system, the traction converter and the brake control device respectively, and the train is controlled to complete brake release based on the slope gradient parameter, the traction force parameter and the air spring pressure parameter. In the embodiment, the vehicle can be quickly and effectively started on the premise of ensuring safety, the running efficiency of the vehicle is improved, the control system of the train can execute braking and relieve, and the brake can be quickly and effectively kept, so that the technical problem that the train cannot be quickly started because the train cannot keep braking and relieve in the related technology is solved.
Optionally, the control system issues a first brake release instruction to the brake control device.
In an embodiment of the present invention, the first brake release command is used to instruct the control system to detect that the vehicle traction command is valid, and the train speed is greater than the first speed threshold; alternatively, the control system is instructed to detect that the vehicle traction command is valid and that the array tractive effort of the train is greater than the preset tractive effort threshold.
The first speed threshold is set by the staff, for example, the threshold V1km/h is set, and the threshold V1 is recommended to be in the range of 1-2. Likewise, the traction threshold value may be calculated by related parameters, for example, setting the traction threshold value to full train full load vehicle weight x (brake control device feedback [ real-time empty spring pressure ]/full train full load empty spring pressure) x gravity acceleration [ g ] × signal system feedback [ ramp gradient ].
Optionally, the train system further includes: and the driver controller is connected with the brake control device and issues a second brake release control instruction to the brake control device.
The embodiment of the utility model provides a, the instruction is alleviated in the second braking and is used for instructing braking controlling means to detect that the vehicle pulls the instruction effectively, and the driver ware keeps pulling when the position lasts to reach when predetermineeing and pull long.
In the second braking relieving instruction, the braking control device detects that the vehicle traction instruction is effective, and the driver controller keeps the traction position to continuously reach the preset traction duration. The preset towing time period may be set by itself, for example, the preset towing time period T16-8 s.
Optionally, the train system further includes: and the forcing button is connected with the brake control device and issues a third brake release control instruction to the brake control device.
The embodiment of the utility model provides an in, the instruction is alleviated in the third braking is used for instructing braking controlling means to detect that the vehicle pulls the instruction effectively, and forces the button to last to press for a long time to reach when presetting pressing for a long time.
In the third brake release command, the brake control device detects that the vehicle traction command is valid, and forces the button to be continuously pressed for a preset pressing duration, which can be set by itself, for example, wherein the preset pressing duration T2 ranges from 2 s to 3 s.
The embodiment of the utility model provides an in, can also carry out the fourth braking by oneself through braking controlling means and alleviate the instruction, this fourth braking is alleviated the instruction and is detected the vehicle and pull the instruction effectively for braking controlling means, and the train speed is greater than the target speed threshold value, and this target speed threshold value can set up at 3-4 km/h.
Optionally, the signal system is further configured to issue a first train brake application command to the brake control device.
The embodiment of the utility model provides an in, first train braking is applyed the instruction and is used for instructing signal system before receiving the instruction of stopping, and it is effective to detect the vehicle braking instruction, and present train speed is less than the second speed threshold value.
The brake control means executes a first train brake application command indicating that the vehicle brake command is detected to be valid before a parking demand is placed on the signalling system and that the train speed is less than a second speed threshold which may also be set by itself, for example, the second speed threshold is 1.5-2 km/h.
The embodiment of the present invention provides a brake control device itself can also execute a second train brake application command, which can instruct the brake control device to detect that the vehicle brake command is valid, and the train speed is less than a third speed threshold, which is a self-threshold, for example, the third speed threshold is 0.5-1.5 km/h.
According to the utility model discloses on the other hand, still provide a rail transit train, include: the train system of any one of the above.
The above embodiment numbers of the present invention are only for description, and do not represent the advantages and disadvantages of the embodiments.
In the above embodiments of the present invention, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to the related descriptions of other embodiments.
In the embodiments provided in the present application, it should be understood that the disclosed technology can be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units may be a logical division, and in actual implementation, there may be another division, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, units or modules, and may be in an electrical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to perform all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A train system, comprising:
the signal system monitors the slope gradient parameter of the running train;
the traction converter monitors traction force parameters of the train;
the brake control device monitors the air spring pressure of the train to obtain an air spring pressure parameter;
and the control system is respectively in communication connection with the signal system, the traction converter and the brake control device, and controls the train to complete brake release based on the ramp gradient parameter, the traction force parameter and the air spring pressure parameter.
2. The train system of claim 1 wherein the control system issues a first brake release command to the brake control device.
3. The train system of claim 2, wherein the first brake mitigation command is to indicate that the control system detects that a vehicle traction command is active and that the train speed is greater than a first speed threshold; or, the control system is instructed to detect that the vehicle traction command is valid and the array traction of the train is greater than the preset traction threshold.
4. The train system of claim 1, further comprising:
and the driver controller is connected with the brake control device and issues a second brake release control instruction to the brake control device.
5. The train system of claim 4, wherein the second brake release command is used to indicate that the brake control device detects that a vehicle traction command is valid, and the driver maintains the traction position duration for a preset traction duration.
6. The train system of claim 1, further comprising:
and the forcing button is connected with the brake control device and used for issuing a third brake release control instruction to the brake control device.
7. The train system of claim 6, wherein the third brake release command is indicative of the brake control device detecting that a vehicle traction command is valid and the force button duration of press reaches a preset press duration.
8. The train system of claim 1 wherein the signal system is further configured to issue a first train brake application command to the brake control device.
9. The train system of claim 8 wherein the first train brake application command is indicative of the signaling system detecting that a vehicle brake command is active and that a current train speed is less than a second speed threshold before receiving a stop command.
10. A rail transit train, comprising: the train system of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021942166.2U CN213138749U (en) | 2020-09-07 | 2020-09-07 | Train system and rail transit train |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021942166.2U CN213138749U (en) | 2020-09-07 | 2020-09-07 | Train system and rail transit train |
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| CN213138749U true CN213138749U (en) | 2021-05-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113771818A (en) * | 2021-09-18 | 2021-12-10 | 株洲中车时代电气股份有限公司 | Train brake mitigation control method and device and train control and management system |
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- 2020-09-07 CN CN202021942166.2U patent/CN213138749U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113771818A (en) * | 2021-09-18 | 2021-12-10 | 株洲中车时代电气股份有限公司 | Train brake mitigation control method and device and train control and management system |
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