CN115158271A - Method for braking railway rolling stock - Google Patents
Method for braking railway rolling stock Download PDFInfo
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- CN115158271A CN115158271A CN202210570283.8A CN202210570283A CN115158271A CN 115158271 A CN115158271 A CN 115158271A CN 202210570283 A CN202210570283 A CN 202210570283A CN 115158271 A CN115158271 A CN 115158271A
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- braking
- brake
- braking force
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- 238000000034 method Methods 0.000 title claims abstract description 40
- 238000005096 rolling process Methods 0.000 title claims description 12
- 230000003137 locomotive effect Effects 0.000 claims abstract description 18
- 238000004140 cleaning Methods 0.000 claims abstract description 5
- 238000012163 sequencing technique Methods 0.000 claims abstract description 5
- 238000012544 monitoring process Methods 0.000 claims description 34
- 230000008569 process Effects 0.000 claims description 19
- 230000000694 effects Effects 0.000 claims description 9
- 230000003862 health status Effects 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 238000007405 data analysis Methods 0.000 claims description 4
- 230000010354 integration Effects 0.000 claims description 4
- 238000012795 verification Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000036541 health Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/18—Safety devices; Monitoring
- B60T17/22—Devices for monitoring or checking brake systems; Signal devices
- B60T17/228—Devices for monitoring or checking brake systems; Signal devices for railway vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/17—Using electrical or electronic regulation means to control braking
- B60T8/1701—Braking or traction control means specially adapted for particular types of vehicles
- B60T8/1705—Braking or traction control means specially adapted for particular types of vehicles for rail vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/17—Using electrical or electronic regulation means to control braking
- B60T8/171—Detecting parameters used in the regulation; Measuring values used in the regulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/17—Using electrical or electronic regulation means to control braking
- B60T8/172—Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
- B60T8/321—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration deceleration
- B60T8/3235—Systems specially adapted for rail vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H11/00—Applications or arrangements of braking or retarding apparatus not otherwise provided for; Combinations of apparatus of different kinds or types
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The invention relates to the technical field of locomotive braking, and discloses a method for braking a railway locomotive, which comprises the following steps: s1: acquiring information, receiving a train braking instruction, and acquiring real-time state information of a braking unit through a plurality of sensors; s2: data cleaning, namely sequencing the acquired information data according to a time sequence, deleting repeated points, and performing linear interpolation and completion on the missing points; s3: determining braking force, and determining target braking force according to the braking instruction and the real-time state information; s4: and acquiring the electric braking force and acquiring the actual electric braking force provided by the brake unit. The invention can determine the braking force according to the real-time state of the braking unit of the train, reasonably distribute the braking force according to the actual conditions of the electric braking device and the air braking device, monitor the locomotive braking, know the running state information of the locomotive, perform manual braking when a fault occurs, improve the stability of the braking and improve the safety factor.
Description
Technical Field
The invention relates to the technical field of locomotive braking, in particular to a method for braking a railway locomotive.
Background
With the rapid development of world economy, bulk goods such as abundant minerals, grains, chemical raw materials and the like are transported, a solid and stable material foundation is created for long-term and efficient operation of world railway freight, for a high-speed train, on one hand, the maximum running speed of the train is increased, passengers can reach destinations in the shortest time, on the other hand, the running safety of the train is fully ensured, and the safety and reliability of a braking system of the train are fundamental guarantees of the safe running of the high-speed train.
At present, a railway wagon cannot monitor a brake system of the railway wagon in real time in the running process. The method for braking the railway rolling stock is provided, namely, the existing brake system of the railway wagon cannot carry out real-time monitoring in the running process, so that a driver cannot master the working state of the electric pneumatic brake system of the train at any time, and certain potential safety hazards exist.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a method for braking a railway rolling stock, which solves the problems that the brake system of the existing railway wagon cannot be monitored in real time in the running process, namely the brake system of the existing railway wagon cannot be monitored in real time in the running process, so that a driver cannot master the working state of an electric pneumatic brake system of a train at any time, certain potential safety hazards exist, and the requirements of people cannot be met.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme:
a method of braking a railroad rolling stock comprising the steps of:
s1: acquiring information, receiving a train braking instruction, and acquiring real-time state information of a braking unit through a plurality of sensors;
s2: data cleaning, namely sequencing the acquired information data according to a time sequence, deleting repeated points, and performing linear interpolation and completion on the missing points;
s3: determining braking force, and determining target braking force according to the braking instruction and the real-time state information;
s4: acquiring electric braking force, and acquiring the actual electric braking force provided by a braking unit;
s5: applying air braking force, and determining the applied air braking force of the brake equipment according to the target braking force and the actual electric braking force;
s6: monitoring braking, namely monitoring braking effect and process, performing manual braking when the braking effect is poor or the process has a fault, and performing data analysis on the braking process during operation;
s7: and data integration, namely integrating the data of the copper locomotive brake information and making a table, wherein the table comprises normal brake information records and fault brake records.
As a still further aspect of the present invention, the real-time status information in S1 includes quality information, speed information, and brake pressure information of the brake unit.
Furthermore, S4 comprises an electric braking module, the electric braking module comprises an electric braking device, the electric braking device is arranged in each carriage of the locomotive, and each carriage is provided with the electric braking device.
On the basis of the scheme, the S5 braking device comprises an electric braking device and an air braking device.
Further, including the monitoring module in S6, the monitoring module is connected with electric brake device and air brake device, and the monitoring module still includes on-vehicle monitoring module and driver signal prompt module, and the monitoring module still includes present early warning arresting gear inquiry, arresting gear health status inquiry, arresting gear early warning processing, sensor data integrality condition list.
On the basis of the scheme, the vehicle-mounted monitoring module in the S6 comprises a monitor and a camera, the driver signal prompting module comprises a controller, and the controller is connected with the monitor and the camera.
In a still further aspect of the present invention, the S6 includes a manual braking module, the manual braking module includes an operating handle, and the operating handle is connected to the electric braking device and the air braking device.
Further, the step S6 comprises early warning event query and manual verification marking, pressure curve of the designated braking device and comparison of a plurality of pressure curves of the braking devices of the same train.
(III) advantageous effects
Compared with the prior art, the invention provides a method for braking a railway rolling stock, which has the following beneficial effects:
1. according to the invention, the braking force can be determined according to the real-time state of the braking unit of the train, and the braking force can be reasonably distributed according to the actual conditions of the electric braking device and the air braking device, so that the braking distance of the high-speed train can be effectively controlled, the braking efficiency is improved, and the energy can be effectively saved.
2. According to the invention, the comprehensive health condition of the vehicle brake device in the management range can be accurately analyzed, judged and scored, the health condition of the brake device can be effectively predicted, and early warning is provided when the brake device is in a sub-health condition, so that the occurrence of serious brake faults is avoided, and the safety performance during the brake operation is improved.
3. According to the invention, the locomotive brake can be monitored through the arrangement of the vehicle-mounted monitoring module, the running state information of the locomotive can be known, and the manual brake can be carried out when a fault occurs, so that the brake stability and the safety coefficient are improved.
Drawings
Fig. 1 is a schematic flow chart of a method for braking a railway rolling stock according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1, a method of braking a railway rolling stock includes the steps of:
s1: acquiring information, receiving a train braking instruction, and acquiring real-time state information of a braking unit through a plurality of sensors;
s2: data cleaning, namely sequencing the acquired information data according to a time sequence, deleting repeated points, and performing linear interpolation and completion on the missing points;
s3: determining braking force, and determining target braking force according to the braking instruction and the real-time state information;
s4: acquiring electric braking force, and acquiring the actual electric braking force provided by a braking unit;
s5: the air braking force is applied, the air braking force applied by the braking equipment is determined according to the target braking force and the actual electric braking force, the braking force can be determined according to the real-time state of the braking unit of the train, the braking force is reasonably distributed according to the actual conditions of the electric braking device and the air braking device, the braking distance of the high-speed train can be effectively controlled, the braking efficiency is improved, and energy can be effectively saved;
s6: monitoring braking, namely monitoring braking effect and process, performing manual braking when the braking effect is poor or the process has a fault, and performing data analysis on the braking process during operation;
s7: and data integration, namely integrating the data of the copper locomotive brake information and making a table, wherein the table comprises normal brake information records and fault brake records.
The real-time state information in the S1 comprises quality information, speed information and brake pressure information of a brake unit, the electric brake module comprises an electric brake device in S4, the electric brake device is arranged in each carriage of the locomotive, each carriage is provided with the electric brake device, and the brake equipment in the S5 comprises the electric brake device and an air brake device.
Especially, including the monitoring module in S6, the monitoring module is connected with electric brake and air brake, the monitoring module still includes on-vehicle monitoring module and driver signal prompt module, the monitoring module still includes current early warning arresting gear inquiry, arresting gear health status inquiry, arresting gear early warning processing, sensor data integrality condition list, can carry out accurate analysis and judge the comprehensive health status of the vehicle arresting gear in the management range and score, can effectively predict arresting gear 'S health status, propose the early warning when arresting gear is in sub-health status, thereby avoid serious brake failure' S emergence, improve the security performance during the braking operation.
Example 2
Referring to fig. 1, a method of braking a railroad rolling stock includes the steps of:
s1: acquiring information, receiving a train braking instruction, and acquiring real-time state information of a braking unit through a plurality of sensors;
s2: data cleaning, namely sequencing the acquired information data according to a time sequence, deleting repeated points, and performing linear interpolation and completion on the missing points;
s3: determining braking force, and determining target braking force according to the braking instruction and the real-time state information;
s4: acquiring electric braking force, and acquiring the actual electric braking force provided by a braking unit;
s5: the air braking force is applied, the air braking force applied by the braking equipment is determined according to the target braking force and the actual electric braking force, the braking force can be determined according to the real-time state of the braking unit of the train, the braking force is reasonably distributed according to the actual conditions of the electric braking device and the air braking device, the braking distance of the high-speed train can be effectively controlled, the braking efficiency is improved, and energy can be effectively saved;
s6: monitoring braking, namely monitoring braking effect and process, performing manual braking when the braking effect is poor or the process has a fault, and performing data analysis on the braking process during operation;
s7: and data integration, namely integrating the data of the copper locomotive brake information and making a table, wherein the table comprises normal brake information records and fault brake records.
The real-time state information in the S1 comprises quality information, speed information and brake pressure information of a brake unit, the electric brake module comprises an electric brake device in S4, the electric brake device is arranged in each carriage of the locomotive, each carriage is provided with the electric brake device, and the brake equipment in the S5 comprises the electric brake device and an air brake device.
In particular, the monitoring module is included in S6, the monitoring module is connected with the electric brake device and the air brake device, the monitoring module further includes a vehicle-mounted monitoring module and a driver signal prompting module, the monitoring module further includes current early warning brake device query, brake device health status query, brake device early warning processing, a sensor data integrity condition list, the comprehensive health status of the vehicle brake device within a management range can be accurately analyzed and judged and scored, the health status of the brake device can be effectively predicted, early warning is provided when the brake device is in a sub-health status, so that serious brake failure is avoided, safety performance during brake operation is improved, the vehicle-mounted monitoring module in S6 includes a monitor and a camera, the driver signal prompting module includes a controller, the controller is connected with the monitor and the camera, the manual brake module is included in S6, the manual brake module includes an operating handle, the operating handle is connected with the electric brake device and the air brake device, the locomotive brake device can be monitored through the setting of the vehicle-mounted monitoring module, operation status information of the locomotive is known, manual brake is performed when a failure occurs, stability of the brake is improved, safety factor is improved, S6 verification events and manual pressure curve comparison of the train-designated brake device.
In the description herein, it is noted that relational terms such as first and second, and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A method of braking a railroad rolling stock comprising the steps of:
s1: acquiring information, receiving a train braking instruction, and acquiring real-time state information of a braking unit through a plurality of sensors;
s2: data cleaning, namely sequencing the acquired information data according to a time sequence, deleting repeated points, and performing linear interpolation and completion on the missing points;
s3: determining braking force, and determining target braking force according to the braking instruction and the real-time state information;
s4: acquiring electric braking force, and acquiring the actual electric braking force provided by a braking unit;
s5: applying air braking force, and determining the applied air braking force of the brake equipment according to the target braking force and the actual electric braking force;
s6: monitoring braking, namely monitoring braking effect and process, performing manual braking when the braking effect is poor or the process has a fault, and performing data analysis on the braking process during operation;
s7: and data integration, namely integrating the data of the copper locomotive brake information and making a table, wherein the table comprises normal brake information records and fault brake records.
2. A method of braking a railroad rolling stock according to claim 1, wherein the real-time status information in S1 includes brake unit quality information, speed information and brake pressure information.
3. The method of claim 2, wherein S4 includes an electric brake module, the electric brake module includes electric brake devices, the electric brake devices are disposed in each car of the locomotive, and each car is provided with an electric brake device.
4. A method of braking a railway rolling stock as claimed in claim 1, wherein the S5 brake equipment includes an electric brake device and an air brake device.
5. The method of claim 1, wherein S6 includes a monitoring module, the monitoring module is connected to the electric brake device and the air brake device, the monitoring module further includes an on-board monitoring module and a driver signal prompt module, and the monitoring module further includes a current early warning brake device query, a brake device health status query, a brake device early warning process, and a sensor data integrity status list.
6. The method of claim 5, wherein the on-board monitoring module of S6 comprises a monitor and a camera, and the driver signal prompt module comprises a controller, and the controller is connected to the monitor and the camera.
7. The method of claim 6, wherein S6 includes a manual brake module, the manual brake module including an operating handle, the operating handle being connected to the electric brake and the air brake.
8. The method of claim 7, wherein said step S6 includes the steps of pre-warning event inquiry and manual verification marking, specifying a brake pressure profile, and comparing a plurality of brake pressure profiles of the same train.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210570283.8A CN115158271A (en) | 2022-05-24 | 2022-05-24 | Method for braking railway rolling stock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210570283.8A CN115158271A (en) | 2022-05-24 | 2022-05-24 | Method for braking railway rolling stock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115158271A true CN115158271A (en) | 2022-10-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210570283.8A Pending CN115158271A (en) | 2022-05-24 | 2022-05-24 | Method for braking railway rolling stock |
Country Status (1)
| Country | Link |
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| CN (1) | CN115158271A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116296483A (en) * | 2023-05-24 | 2023-06-23 | 眉山中车制动科技股份有限公司 | Brake cylinder state monitoring method and system for simulating ten-thousand-ton train test bed |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102602386A (en) * | 2011-01-25 | 2012-07-25 | 铁道部运输局 | Method and system for braking high-speed train and brake control device |
| CN102819682A (en) * | 2012-08-02 | 2012-12-12 | 清华大学 | Data cleaning and recovering algorithm of floating car related to multi-threshold space |
| CN104363429A (en) * | 2014-11-28 | 2015-02-18 | 哈尔滨威克技术开发公司 | Haulage motor operation monitoring system |
| CN208874667U (en) * | 2018-04-13 | 2019-05-17 | 中国神华能源股份有限公司 | Engine video frequency monitoring system |
| CN111114519A (en) * | 2020-01-03 | 2020-05-08 | 中国铁路郑州局集团有限公司科学技术研究所 | Railway vehicle brake fault prediction method and health management system |
-
2022
- 2022-05-24 CN CN202210570283.8A patent/CN115158271A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102602386A (en) * | 2011-01-25 | 2012-07-25 | 铁道部运输局 | Method and system for braking high-speed train and brake control device |
| CN102819682A (en) * | 2012-08-02 | 2012-12-12 | 清华大学 | Data cleaning and recovering algorithm of floating car related to multi-threshold space |
| CN104363429A (en) * | 2014-11-28 | 2015-02-18 | 哈尔滨威克技术开发公司 | Haulage motor operation monitoring system |
| CN208874667U (en) * | 2018-04-13 | 2019-05-17 | 中国神华能源股份有限公司 | Engine video frequency monitoring system |
| CN111114519A (en) * | 2020-01-03 | 2020-05-08 | 中国铁路郑州局集团有限公司科学技术研究所 | Railway vehicle brake fault prediction method and health management system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116296483A (en) * | 2023-05-24 | 2023-06-23 | 眉山中车制动科技股份有限公司 | Brake cylinder state monitoring method and system for simulating ten-thousand-ton train test bed |
| CN116296483B (en) * | 2023-05-24 | 2023-08-04 | 眉山中车制动科技股份有限公司 | Brake cylinder state monitoring method and system for simulating ten-thousand-ton train test bed |
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Application publication date: 20221011 |
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