CN210380934U - Health management system of electric traction system of urban rail transit vehicle - Google Patents
Health management system of electric traction system of urban rail transit vehicle Download PDFInfo
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- CN210380934U CN210380934U CN201922261531.7U CN201922261531U CN210380934U CN 210380934 U CN210380934 U CN 210380934U CN 201922261531 U CN201922261531 U CN 201922261531U CN 210380934 U CN210380934 U CN 210380934U
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- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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Abstract
The utility model discloses a health management system of an electric traction system of an urban rail transit vehicle, which comprises an electric traction system controller, a composite sensor, a central data processing unit, a cloud data processing unit, a line operation center and an authorization client unit; the electric traction system controller is connected with the vehicle controller; the compound sensor is connected with the traction motor; the central data processing unit is connected with the electric traction system controller, the composite sensor and the cloud data processing unit; the cloud data processing unit is connected with the line operation center and the authorization client unit. The utility model discloses a central data processing unit gathers compound sensor data and the real-time operating data of electric traction system, scans the storage and adopts wireless communication to data transmission to the cloud ware locally, utilizes the health status of the electric traction system of cloud ware analysis train, masters the operating mode of system in real time to early warning and troubleshooting in advance.
Description
Technical Field
The utility model relates to a track traffic vehicle application, in particular to urban track traffic vehicle electric traction system's health management system.
Background
Urban rail transit has been widely used in various major cities in the world as a public transport means for relieving urban traffic, and has good economic and social benefits. The train electric traction system is a heart unit for realizing electromechanical energy conversion of urban rail transit vehicle equipment, the performance of the heart unit determines the power quality, energy consumption and control performance of the rail transit vehicle to a great extent, and the heart unit is a key for controlling the power of the rail transit vehicle, is related to the economy, comfort and reliability of train operation and is a key for controlling the power of the rail transit vehicle.
The electric traction system is in failure, which not only causes the power loss of the train and influences the operation, but also causes great negative social influence in serious cases, therefore, the detection and maintenance of the electric traction system of the train become very important, the maintenance of the electric traction system at present mostly adopts a mode of regular maintenance or fault repair afterwards, a driver reports to a driving dispatching center after the failure occurs, the driving dispatching center guides the driver to perform corresponding operation after primarily judging the failure, the failure operation data is downloaded from a train operation data center after the failure vehicle returns to a warehouse, and an electric traction system manufacturer is required to perform joint analysis of the failure data, find out the cause of the failure and perform maintenance treatment, such failure maintenance flow brings long maintenance period, high cost, lack of detailed real-time monitoring and maintenance of the electric traction system of the urban rail transit vehicle, The functions of fault early warning, fault processing guidance and the like bring certain influence on the smooth operation of the whole line.
An electric traction system manufacturer as one of train components does not detect and store the operation data of an electric traction system on each subway line, and when the electric traction system breaks down, fault phenomena and fault data or fault codes recorded afterwards can only be informed through an operation company to carry out fault analysis processing and maintenance, so that fault early warning and fault statistics can not be carried out on the electric traction system, and quick analysis and processing of faults are not facilitated.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a simple structure, the reliable operation's urban rail transit vehicle electric traction system's health management system.
The utility model provides a technical scheme of above-mentioned problem is: a health management system of an electric traction system of an urban rail transit vehicle comprises an electric traction system controller, a composite sensor, a central data processing unit, a cloud data processing unit, a line operation center and an authorization client unit; the electric traction system controller is connected with the vehicle controller through a multifunctional vehicle bus, receives train control instructions and transmits electric traction system operation data; the composite sensor is connected with the traction motor and used for collecting impact, vibration, temperature and rotating speed data of the traction motor; the central data processing unit is connected with the electric traction system controller, the composite sensor and the cloud data processing unit, acquires data transmitted by the electric traction system controller and data acquired by the composite sensor, and sends the acquired data to the cloud data processing unit; the cloud data processing unit is connected with the line operation center and the authorization client unit, judges the current state of the electric traction system and performs fault early warning according to data transmitted by the central data processing unit, and transmits fault early warning information to the authorization client unit and the line operation center so that the vehicle operation scheduling center performs scheduling arrangement according to conditions.
The health management system of the electric traction system of the urban rail transit vehicle comprises a central data processing unit and a communication control module, wherein the central data processing unit is connected with the electric traction control system and the communication control module and used for acquiring real-time operation data of the electric traction control system and data acquired by the composite sensor and locally scanning and storing the data, and the communication control module transmits the locally scanned and stored data to a cloud data processing unit through a wireless network.
In the health management system of the electric traction system of the urban rail transit vehicle, the real-time operation data of the electric traction control system collected by the central data processing module comprises control and feedback states of all internal devices, direct current voltage, brake current, motor voltage and current when the traction inverter system operates.
According to the health management system of the electric traction system of the urban rail transit vehicle, the composite sensor is a vibration sensor, an impact sensor, a speed sensor and a temperature sensor of a traction motor shaft which are arranged on the same bogie, and impact, vibration, temperature and rotating speed data of a traction motor in the electric traction system are monitored in real time.
In the health management system of the electric traction system of the urban rail transit vehicle, the central data processing unit further comprises a reserved maintenance network port which is connected to the train-mounted data management system in a wired or wireless manner to perform single-point maintenance and original data management on each device.
In the health management system of the electric traction system of the urban rail transit vehicle, the cloud data processing unit comprises a gateway route I, a cloud server, a gateway route II and a data analysis module, the gateway route I, the cloud server and the gateway route II are sequentially connected, and the data analysis module is connected with the cloud server; the gateway route I sends the data transmitted by the central data processing unit to a cloud server; the cloud server is used for storing and backing up data transmitted by the central data processing unit and transmitting the data to the data analysis module; the data analysis module acquires historical operating data and real-time operating data of the electric traction system from the cloud server, and combines data of an electric traction system manufacturer to judge the current state of the electric traction system and perform fault early warning, and sends fault early warning information to the authorization client unit and the line operation center through the gateway route II so that the driving scheduling center can perform scheduling arrangement according to conditions.
According to the health management system of the urban rail transit vehicle electric traction system, the line operation center enters the cloud server through the authorization level, the running condition and the fault diagnosis information of each train electric traction system are checked, relevant data are downloaded to make reference for driving scheduling, and meanwhile, the cloud server also informs line operators of possible fault points in advance through a simulation diagnosis result, so that equipment is overhauled and replaced, and faults or accidents are prevented.
According to the health management system of the urban rail transit vehicle electric traction system, the authorization client unit authorizes different PC ends or mobile phone APP ends to check and download data according to different authorization levels of the cloud server to authorization clients.
The beneficial effects of the utility model reside in that: the utility model discloses an install compound sensor and central data processing unit additional to train electric traction system controller, central data processing unit gathers compound sensor data and electric traction system real-time operation data, scan the storage and adopt wireless communication technique to transmit electric traction system real-time operation data to the cloud ware in local, utilize cloud ware analysis train electric traction system's health status, make things convenient for electric traction system manufacturer to the grasp of the operating condition of system, early warning and troubleshooting in advance, also can realize the transparentization management and the analysis to the train state for the rail transit operator, provide remote diagnosis and long-range expert technical support, reduce on-vehicle train trouble and application cost, promote the quick response ability of enterprise.
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Fig. 1 is a block diagram of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1, a health management system of an electric traction system of an urban rail transit vehicle includes an electric traction system controller 2, a composite sensor 4, a central data processing unit 3, a cloud data processing unit 5, a line operation center 6, and an authorization client unit 7; the electric traction system controller 2 is connected with the vehicle controller 1 through a multifunctional vehicle bus, receives train control instructions, transmits electric traction system operation data and supplies the train control system and a vehicle operation center for use; the compound sensor 4 is connected with a traction motor and used for collecting impact, vibration, temperature and rotating speed data of the traction motor; the central data processing unit 3 is connected with the electric traction system controller 2, the composite sensor 4 and the cloud data processing unit 5, and the central data processing unit 3 acquires data transmitted by the electric traction system controller 2 and data acquired by the composite sensor 4 and sends the acquired data to the cloud data processing unit 5; the cloud data processing unit 5 is connected with the line operation center 6 and the authorization client unit 7, the cloud data processing unit 5 judges the current state of the electric traction system and performs fault early warning according to the data transmitted by the central data processing unit 3, and sends the fault early warning information to the authorization client unit 7 and the line operation center 6, so that the vehicle operation dispatching center can carry out dispatching arrangement according to the conditions.
The central data processing unit 3 comprises a central data processing module 3-1 and a communication control module 3-2, the central data processing module 3-1 is connected with the electric traction control system and the communication control module 3-2 and is used for acquiring real-time operation data of the electric traction control system and data acquired by the compound sensor 4, locally scanning and storing the data, preliminarily analyzing possible faults by comparing current, voltage and frequency output by the electric traction control system with vibration, rotating speed and other data fed back by a motor, and the communication control module 3-2 transmits the locally scanned and stored data to the cloud data processing unit 5 through a wireless network. The wireless network may be a GSM network, a 4G network, or a 5G network, but is not limited thereto, and it is specifically noted that the central data processing unit 3 does not participate in the control of the electric traction system controller 2, and is only used for data collection, analysis, and transmission.
The real-time operation data of the electric traction control system collected by the central data processing module 3-1 comprises control and feedback states of all internal devices, direct current voltage, brake current, motor voltage and current when the traction inverter system operates.
The composite sensor 4 is a vibration sensor, an impact sensor, a speed sensor and a temperature sensor of a traction motor shaft which are arranged on the same bogie, and monitors impact, vibration, temperature and rotating speed data of the traction motor in the electric traction system in real time.
The central data processing unit 3 further comprises a reserved maintenance network port for performing single-point maintenance and original data management on each device in a train-mounted data management system through wired or wireless connection.
The cloud data processing unit 5 comprises a gateway route I5-1, a cloud server 5-2, a gateway route II 5-3 and a data analysis module 5-4, the gateway route I5-1, the cloud server 5-2 and the gateway route II 5-3 are sequentially connected, and the data analysis module 5-4 is connected with the cloud server 5-2; the gateway route I5-1 and the gateway route II 5-3 are mainly used for access and output control of wireless data transmission, and the gateway route I5-1 sends data transmitted by the central data processing unit 3 to the cloud server 5-2; the cloud server 5-2 is used for storing and backing up data transmitted by the central data processing unit 3 and transmitting the data to the data analysis module 5-4; the data analysis module 5-4 obtains historical operating data and real-time operating data of the electric traction system from the cloud server 5-2, compares differences between current data and historical normal data and fault data by combining manufacturing data, design data and control logic of an electric traction system manufacturer, performs periodic simulation comparison and deduction on the data by using the cloud server, judges the current state of the electric traction system and performs fault early warning, and sends fault early warning information to the authorization client unit 7 and the line operation center 6 through the gateway route II 5-3 so that the vehicle scheduling center performs scheduling arrangement according to conditions, and performs remote diagnosis guidance by combining the fault data and the current database when the electric traction system breaks down.
The line operation center 6 enters the cloud server 5-2 through the authorization level, checks the operation condition and fault diagnosis information of each train electric traction system, can download related data, makes reference for train scheduling, can also be in contact with an electric traction system manufacturer engineer, and simultaneously obtains remote expert technical support on the cloud server 5-2, so that fault reasons can be accurately and quickly searched, damaged parts can be replaced, and train operation can be quickly recovered in time; meanwhile, the cloud server 5-2 informs a line operator of possible fault points in advance through a simulation diagnosis result, carries out equipment maintenance and replacement, prevents faults or accidents, and ensures fault-free safe operation of the train.
And the authorization client unit 7 authorizes different PC terminals or mobile phone APP terminals to check and download data according to different authorization levels of the cloud server 5-2 to the authorization client. The purpose is as follows: firstly, a manufacturer designer and an expert can conveniently access fault occurrence data, product design improvement and remote fault analysis and diagnosis are carried out, and expert technical support is rapidly provided; secondly, maintenance personnel can know the state of the equipment conveniently, and the equipment is used for maintenance, maintenance plan, spare part plan and the like of the equipment; and thirdly, convenience is provided for operation management personnel to carry out data monitoring and daily maintenance.
The cloud server 5-2 of the invention can also be provided with a data interface, is connected with the whole intelligent operation and maintenance system of the train operation company, serves as the healthy operation data of the subcomponents to the large circuit operation database of the train operation company, and provides guarantee for the healthy operation of the whole circuit.
Claims (8)
1. The utility model provides a health management system of electric traction system of urban rail transit vehicle which characterized in that: the system comprises an electric traction system controller, a composite sensor, a central data processing unit, a cloud data processing unit, a line operation center and an authorization client unit; the electric traction system controller is connected with the vehicle controller through a multifunctional vehicle bus, receives train control instructions and transmits electric traction system operation data; the composite sensor is connected with the traction motor and used for collecting impact, vibration, temperature and rotating speed data of the traction motor; the central data processing unit is connected with the electric traction system controller, the composite sensor and the cloud data processing unit, acquires data transmitted by the electric traction system controller and data acquired by the composite sensor, and sends the acquired data to the cloud data processing unit; the cloud data processing unit is connected with the line operation center and the authorization client unit, judges the current state of the electric traction system and performs fault early warning according to data transmitted by the central data processing unit, and transmits fault early warning information to the authorization client unit and the line operation center so that the vehicle operation scheduling center performs scheduling arrangement according to conditions.
2. The health management system for electric traction systems of urban rail transit vehicles according to claim 1, characterized in that: the central data processing unit comprises a central data processing module and a communication control module, the central data processing module is connected with the electric traction control system and the communication control module and used for acquiring real-time operation data of the electric traction control system and data acquired by the composite sensor and locally scanning and storing the data, and the communication control module transmits the locally scanned and stored data to the cloud data processing unit through a wireless network.
3. The health management system for electric traction systems of urban rail transit vehicles according to claim 2, characterized in that: the real-time operation data of the electric traction control system collected by the central data processing module comprises control and feedback states of all devices inside the traction inverter system during operation, direct current voltage, brake current, motor voltage and current.
4. The health management system for electric traction systems of urban rail transit vehicles according to claim 2, characterized in that: the composite sensor is a vibration sensor, an impact sensor, a speed sensor and a temperature sensor of a traction motor shaft which are arranged on the same bogie, and monitors impact, vibration, temperature and rotating speed data of the traction motor in the electric traction system in real time.
5. The health management system for electric traction systems of urban rail transit vehicles according to claim 2, characterized in that: the central data processing unit also comprises a reserved maintenance network port which is used for carrying out single-point maintenance and original data management on each device in a train vehicle-mounted data management system through wired or wireless connection.
6. The health management system for electric traction systems of urban rail transit vehicles according to claim 1, characterized in that: the cloud data processing unit comprises a gateway route I, a cloud server, a gateway route II and a data analysis module, wherein the gateway route I, the cloud server and the gateway route II are sequentially connected, and the data analysis module is connected with the cloud server; the gateway route I sends the data transmitted by the central data processing unit to a cloud server; the cloud server is used for storing and backing up data transmitted by the central data processing unit and transmitting the data to the data analysis module; the data analysis module acquires historical operating data and real-time operating data of the electric traction system from the cloud server, and combines data of an electric traction system manufacturer to judge the current state of the electric traction system and perform fault early warning, and sends fault early warning information to the authorization client unit and the line operation center through the gateway route II so that the driving scheduling center can perform scheduling arrangement according to conditions.
7. The health management system for electric traction systems of urban rail transit vehicles according to claim 1, characterized in that: the line operation center enters the cloud server through the authorization level, checks the running condition and fault diagnosis information of each train electric traction system, downloads relevant data and makes reference for train operation scheduling, and meanwhile, the cloud server informs line operation personnel of possible fault points in advance through a simulation diagnosis result, so that equipment is overhauled and replaced, and faults or accidents are prevented.
8. The health management system for electric traction systems of urban rail transit vehicles according to claim 1, characterized in that: and the authorization client unit authorizes different PC terminals or mobile phone APP terminals to check and download data according to different authorization levels of the cloud server to the authorization client.
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| CN201922261531.7U CN210380934U (en) | 2019-12-17 | 2019-12-17 | Health management system of electric traction system of urban rail transit vehicle |
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| CN201922261531.7U CN210380934U (en) | 2019-12-17 | 2019-12-17 | Health management system of electric traction system of urban rail transit vehicle |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111661113A (en) * | 2020-05-26 | 2020-09-15 | 神华新朔铁路有限责任公司 | Operation and maintenance method and system for rail transit vehicle |
| CN112622990A (en) * | 2021-01-16 | 2021-04-09 | 湖南科技大学 | Intelligent operation and maintenance management system for urban rail metro vehicle |
| CN113131484A (en) * | 2021-04-29 | 2021-07-16 | 西安开天铁路电气股份有限公司 | Distributed railway regenerative electric energy cloud control system |
| CN114070085A (en) * | 2021-10-27 | 2022-02-18 | 安徽奇智科技有限公司 | Data transparent transmission method based on DC-DC converter |
| CN115598456A (en) * | 2022-11-29 | 2023-01-13 | 科瑞工业自动化系统（苏州）有限公司（Cn） | Train fault online monitoring method and system |
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2019
- 2019-12-17 CN CN201922261531.7U patent/CN210380934U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111661113A (en) * | 2020-05-26 | 2020-09-15 | 神华新朔铁路有限责任公司 | Operation and maintenance method and system for rail transit vehicle |
| CN112622990A (en) * | 2021-01-16 | 2021-04-09 | 湖南科技大学 | Intelligent operation and maintenance management system for urban rail metro vehicle |
| CN113131484A (en) * | 2021-04-29 | 2021-07-16 | 西安开天铁路电气股份有限公司 | Distributed railway regenerative electric energy cloud control system |
| CN114070085A (en) * | 2021-10-27 | 2022-02-18 | 安徽奇智科技有限公司 | Data transparent transmission method based on DC-DC converter |
| CN115598456A (en) * | 2022-11-29 | 2023-01-13 | 科瑞工业自动化系统（苏州）有限公司（Cn） | Train fault online monitoring method and system |
| CN115598456B (en) * | 2022-11-29 | 2023-07-04 | 科瑞工业自动化系统（苏州）有限公司 | Train fault on-line monitoring method and system |
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