CN106527118A - Railway vehicle electric control loop monitoring device and method based on redundant structure - Google Patents
Railway vehicle electric control loop monitoring device and method based on redundant structure Download PDFInfo
- Publication number
- CN106527118A CN106527118A CN201710007403.2A CN201710007403A CN106527118A CN 106527118 A CN106527118 A CN 106527118A CN 201710007403 A CN201710007403 A CN 201710007403A CN 106527118 A CN106527118 A CN 106527118A
- Authority
- CN
- China
- Prior art keywords
- fpga
- cpu
- data
- control loop
- electric control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B9/00—Safety arrangements
- G05B9/02—Safety arrangements electric
- G05B9/03—Safety arrangements electric with multiple-channel loop, i.e. redundant control systems
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Small-Scale Networks (AREA)
Abstract
The invention discloses a railway vehicle electric control loop monitoring device based on a redundant structure. The device comprises two sets of mutually redundant monitoring circuits. Each set of the monitoring circuits comprises a signal acquisition module and a control module. Each of the control modules comprises an FPGA and a CPU. The FPGA is connected to the signal acquisition module, and the CPU is connected to the FPGA. The two CPUs are in a mutual communication connection to be mutually redundant. The invention also discloses a monitoring method which comprises the steps that: (S01) the signal acquisition module collects the data of a railway vehicle electric control loop and sends the data to the FPGA, (S02) the FPGA receives acquisition data, carries out phase compensation or gain compensation, and then stores the data into an RAM, and (S03) the CPU reads the acquisition data in the RAM of the FPGA and stores the data into a buffer area for analysis. The railway vehicle electric control loop monitoring device and method based on a redundant structure have the advantages of high safety and high reliability.
Description
Technical field
The invention mainly relates to rolling stock technical field, refers in particular to a kind of rolling stock electrical control based on redundancy structure
Loop monitoring device and method.
Background technology
The Power Quality Monitor Device of rolling stock electric control loop is accomplished by mostly at present, as shown in figure 1,
Signals collecting is carried out by A/D chips, and transmits a signal to MCU further being located, existing Power Quality Monitor Device application
When in adverse circumstances, the reliability decrease of device itself.
The content of the invention
The technical problem to be solved in the present invention is that：For the technical problem that prior art is present, the present invention provides one
The high rolling stock electric control loop monitoring device based on redundancy structure of kind simple structure, security and reliability, and
Accordingly provide a kind of security and reliability high monitoring method.
To solve above-mentioned technical problem, technical scheme proposed by the present invention is：
A kind of rolling stock electric control loop monitoring device based on redundancy structure, including the monitoring electricity of two sets of mutual redundancies
Road, each set observation circuit include signal acquisition module and control module, and each control module includes FPGA and CPU, described
FPGA is connected with signal acquisition module, the data for collecting to signal acquisition module are carried out after phase compensation or gain compensation
Deposit into RAM, the CPU is connected with the FPGA, for reading the gathered data in the RAM of FPGA and being analyzed to sentence
It is disconnected whether abnormal；Two CPU mutually communicate connection to be mutually redundant.
As the further improvement of above-mentioned technical proposal：
Communication is realized by SPI, LIN and DIO mode between two CPU.
The FPGA is connected with the signal acquisition module by SPI interface.
Connected by EMIF bus communications between the FPGA and CPU.
The CPU is provided with SPI, UART, Ethernet, I2C, CAN, FlexRay interface；The FPGA is provided with BLVDS interfaces.
The invention also discloses a kind of supervised based on rolling stock electric control loop as above based on redundancy structure
The monitoring method of device is surveyed, step is：
S01, the Data Concurrent of signal acquisition module collection rolling stock electric control loop deliver to FPGA；
S02, FPGA reception gathered data is gone forward side by side after line phase compensation or gain compensation, deposits into RAM；
The gathered data that S03, the CPU are read in the RAM of FPGA is deposited to buffering area and is analyzed：If there is no abnormal number
According to then real time data is stored in outside NAND FLASH at a certain time interval plus timestamp；If there is abnormal number
According to the data in abnormal generation for the previous period internal buffer are stored entirely in outside NAND together with real-time reception data by CPU
In FLASH, while generate fault data storing into F-RAM, and alarm is carried out.
As the further improvement of above-mentioned technical proposal：
In step S03, the CPU calculates the action frequency and L/R parameters of electric control loop by analyzing gathered data,
Sort data into and be stored in NAND FLASH, when action frequency reaches life-span early warning thresholding, CPU is reported to the police.
Communicated with dma mode by SPI interface between two CPU, transmitted life signal and state, number of tasks
According to, realize monitoring mutually.
Two CPU carry out man-machine interaction by Ethernet interface and host computer.
Compared with prior art, it is an advantage of the current invention that：
The rolling stock electric control loop monitoring device based on redundancy structure of the present invention, by two sets of observation circuits each other
Redundancy, realizes the high reliability and security of device.The rolling stock electric control loop based on redundancy structure of the present invention
Monitoring method equally has the advantages that described in as above device and easy to operate.
Description of the drawings
Fig. 1 is the block diagram of monitoring device of the prior art.
Fig. 2 is the monitoring device frame principle figure of the present invention.
Fig. 3 is the monitoring method flow chart of the present invention.
Specific embodiment
Below in conjunction with Figure of description and specific embodiment, the invention will be further described.
As shown in Fig. 2 the rolling stock electric control loop monitoring device based on redundancy structure of the present embodiment, including two
The observation circuit of mutual redundancy is covered, each set observation circuit includes signal acquisition module and control module, and each control module is wrapped
Include FPGA and CPU, FPGA are connected with signal acquisition module, the data for collecting to signal acquisition module carry out phase compensation
Or deposit into RAM after gain compensation, CPU is connected with FPGA, for reading the gathered data in the RAM of FPGA and being analyzed
To judge whether exception；Two CPU mutually communicate connection to be mutually redundant.The rolling stock electricity based on redundancy structure of the present invention
Gas control loop monitoring device, by being mutually redundant for two sets of observation circuits, realizes the high reliability and security of device.
In the present embodiment, between two CPU, communication is realized by various ways such as SPI, LIN and DIO.FPGA passes through SPI
Interface is connected with signal acquisition module.Connected by EMIF bus communications between FPGA and CPU, CPU passes through 16 parallel-by-bit buses
EMIF completes digital independent, and sends instruction data to FPGA and read and finish.
In the present embodiment, CPU is provided with SPI, UART, Ethernet, I2C, CAN, FlexRay interface；FPGA is provided with BLVDS and connects
Mouthful.
As shown in figure 3, the invention also discloses a kind of electric based on the rolling stock as above based on redundancy structure
The monitoring method of control loop monitoring device, step is：
S01, the Data Concurrent of signal acquisition module collection rolling stock electric control loop deliver to FPGA；
S02, FPGA reception gathered data is gone forward side by side after line phase compensation or gain compensation, deposits into RAM；
The gathered data that S03, CPU are read in the RAM of FPGA is deposited to buffering area and is analyzed：If there is no abnormal data,
Then all data all need not be stored, but real time data is stored in into outside at a certain time interval plus timestamp
In NAND FLASH；If there is abnormal data, CPU is by the abnormal data occurred in internal buffer for the previous period together with connecing in real time
Receive data to be stored entirely in outside NAND FLASH, while generate fault data storing into F-RAM, and carry out warning and carry
Show.
In the present embodiment, in step S03, CPU calculates the action time of electric control loop by analyzing gathered data
Number and L/R parameters, sort data into and are stored in NAND FLASH, and when action frequency reaches life-span early warning thresholding, CPU is carried out
Report to the police.
In the present embodiment, communicated with dma mode by SPI interface between two CPU, transmitted life signal and shape
State, task data, realization are monitored mutually.In the present embodiment, two CPU carry out man-machine friendship by Ethernet interface and host computer
Mutually.User can realize the secondary switch to monitoring by host computer.
The above is only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
For those of ordinary skill, some improvements and modifications without departing from the principles of the present invention should be regarded as the protection of the present invention
Scope.
Claims (9)
1. a kind of rolling stock electric control loop monitoring device based on redundancy structure, it is characterised in that including two sets mutually
The observation circuit of redundancy, each set observation circuit include signal acquisition module and control module, and each control module includes FPGA
And CPU, the FPGA are connected with signal acquisition module, the data for collecting to signal acquisition module carry out phase compensation or
Deposit after gain compensation into RAM, the CPU is connected with the FPGA, the gathered data for reading in the RAM of FPGA is gone forward side by side
Row is analyzed to judge whether exception；Two CPU mutually communicate connection to be mutually redundant.
2. the rolling stock electric control loop monitoring device based on redundancy structure according to claim 1, its feature exist
In, between two CPU by SPI, LIN and DIO mode realize communication.
3. the rolling stock electric control loop monitoring device based on redundancy structure according to claim 1, its feature exist
In the FPGA is connected with the signal acquisition module by SPI interface.
4. the rolling stock electric control loop monitoring device based on redundancy structure according to claim 1, its feature exist
In being connected by EMIF bus communications between the FPGA and CPU.
5. the rolling stock electric control loop monitoring device based on redundancy structure according to claim 1, its feature exist
In the CPU is provided with SPI, UART, Ethernet, I2C, CAN, FlexRay interface；The FPGA is provided with BLVDS interfaces.
6. a kind of rolling stock electric control loop based on redundancy structure based on described in any one in claim 1 to 5
The monitoring method of monitoring device, it is characterised in that step is：
S01, the Data Concurrent of signal acquisition module collection rolling stock electric control loop deliver to FPGA；
S02, FPGA reception gathered data is gone forward side by side after line phase compensation or gain compensation, deposits into RAM；
The gathered data that S03, the CPU are read in the RAM of FPGA is deposited to buffering area and is analyzed：If there is no abnormal number
According to then real time data is stored in outside NAND FLASH at a certain time interval plus timestamp；If there is abnormal number
According to the data in abnormal generation for the previous period internal buffer are stored entirely in outside NAND together with real-time reception data by CPU
In FLASH, while generate fault data storing into F-RAM, and alarm is carried out.
7. the monitoring side of the rolling stock electric control loop monitoring device based on redundancy structure according to claim 6
Method, it is characterised in that in step S03, the CPU calculate the action frequency of electric control loop by analyzing gathered data
With L/R parameters, sort data into and be stored in NAND FLASH, when action frequency reaches life-span early warning thresholding, CPU is reported
It is alert.
8. the monitoring of the rolling stock electric control loop monitoring device based on redundancy structure according to claim 6 or 7
Method, it is characterised in that communicated with dma mode by SPI interface between two CPU, transmission life signal and state,
Task data, realization are monitored mutually.
9. the monitoring side of the rolling stock electric control loop monitoring device based on redundancy structure according to claim 8
Method, it is characterised in that two CPU carry out man-machine interaction by Ethernet interface and host computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710007403.2A CN106527118A (en) | 2017-01-05 | 2017-01-05 | Railway vehicle electric control loop monitoring device and method based on redundant structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710007403.2A CN106527118A (en) | 2017-01-05 | 2017-01-05 | Railway vehicle electric control loop monitoring device and method based on redundant structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106527118A true CN106527118A (en) | 2017-03-22 |
Family
ID=58335175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710007403.2A Pending CN106527118A (en) | 2017-01-05 | 2017-01-05 | Railway vehicle electric control loop monitoring device and method based on redundant structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106527118A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107272401A (en) * | 2017-07-04 | 2017-10-20 | 中车青岛四方车辆研究所有限公司 | Passenger information system master control system and control method |
| CN108181800A (en) * | 2017-12-21 | 2018-06-19 | 曙光信息产业(北京)有限公司 | A kind of redundant apparatus and control method |
| CN110361979A (en) * | 2019-07-19 | 2019-10-22 | 北京交大思诺科技股份有限公司 | A kind of safety computer platform in railway signal field |
| CN110857111A (en) * | 2018-08-23 | 2020-03-03 | 比亚迪股份有限公司 | Vehicle controller, vehicle control method and vehicle |
| CN111142367A (en) * | 2018-11-02 | 2020-05-12 | 株洲中车时代电气股份有限公司 | Control system for railway safety application |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101304303A (en) * | 2008-06-13 | 2008-11-12 | 电子科技大学 | Method for synchronizing host parameter of three-scale redundancy control system |
| JP4401521B2 (en) * | 2000-03-08 | 2010-01-20 | 日本信号株式会社 | Duplex information processing device |
| CN202735737U (en) * | 2012-06-19 | 2013-02-13 | 苏州伦科思电子科技有限公司 | ARM processing system used for embedded networked remote input output system |
| CN103049944A (en) * | 2012-12-31 | 2013-04-17 | 株洲南车时代电气股份有限公司 | Service data recording device for diesel locomotive |
| CN103338991A (en) * | 2011-01-31 | 2013-10-02 | 大陆汽车有限责任公司 | Method for monitoring the function of a safety monitoring system of a control unit |
| CN103389668A (en) * | 2013-07-26 | 2013-11-13 | 宁波南车时代传感技术有限公司 | Hot standby redundancy central control panel used for screen door |
| CN104122790A (en) * | 2013-04-27 | 2014-10-29 | 杭州市电力局 | Cooling system |
| JP2015037909A (en) * | 2013-08-19 | 2015-02-26 | 株式会社日立製作所 | Control circuit, control circuit short-circuit failure detection method, railway switch control circuit short-circuit failure detection method, and railway signal ganged control system |
| CN105607470A (en) * | 2016-03-04 | 2016-05-25 | 江西华伍制动器股份有限公司 | High-reliability subway-bogie-control brake-controller solenoid-valve control circuit |
| CN105808790A (en) * | 2014-12-29 | 2016-07-27 | 联合汽车电子有限公司 | Data recording system used for fault elimination of electric drive system of new energy automobile |
| CN205450587U (en) * | 2016-02-18 | 2016-08-10 | 上海凯泉泵业（集团）有限公司 | Digital integrated form redundant control system |
| CN106125544A (en) * | 2016-07-12 | 2016-11-16 | 浙江众合科技股份有限公司 | A kind of temperature of track switch controller that is applicable to is for redundant system |
-
2017
- 2017-01-05 CN CN201710007403.2A patent/CN106527118A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4401521B2 (en) * | 2000-03-08 | 2010-01-20 | 日本信号株式会社 | Duplex information processing device |
| CN101304303A (en) * | 2008-06-13 | 2008-11-12 | 电子科技大学 | Method for synchronizing host parameter of three-scale redundancy control system |
| CN103338991A (en) * | 2011-01-31 | 2013-10-02 | 大陆汽车有限责任公司 | Method for monitoring the function of a safety monitoring system of a control unit |
| CN202735737U (en) * | 2012-06-19 | 2013-02-13 | 苏州伦科思电子科技有限公司 | ARM processing system used for embedded networked remote input output system |
| CN103049944A (en) * | 2012-12-31 | 2013-04-17 | 株洲南车时代电气股份有限公司 | Service data recording device for diesel locomotive |
| CN104122790A (en) * | 2013-04-27 | 2014-10-29 | 杭州市电力局 | Cooling system |
| CN103389668A (en) * | 2013-07-26 | 2013-11-13 | 宁波南车时代传感技术有限公司 | Hot standby redundancy central control panel used for screen door |
| JP2015037909A (en) * | 2013-08-19 | 2015-02-26 | 株式会社日立製作所 | Control circuit, control circuit short-circuit failure detection method, railway switch control circuit short-circuit failure detection method, and railway signal ganged control system |
| CN105808790A (en) * | 2014-12-29 | 2016-07-27 | 联合汽车电子有限公司 | Data recording system used for fault elimination of electric drive system of new energy automobile |
| CN205450587U (en) * | 2016-02-18 | 2016-08-10 | 上海凯泉泵业（集团）有限公司 | Digital integrated form redundant control system |
| CN105607470A (en) * | 2016-03-04 | 2016-05-25 | 江西华伍制动器股份有限公司 | High-reliability subway-bogie-control brake-controller solenoid-valve control circuit |
| CN106125544A (en) * | 2016-07-12 | 2016-11-16 | 浙江众合科技股份有限公司 | A kind of temperature of track switch controller that is applicable to is for redundant system |
Non-Patent Citations (1)
| Title |
|---|
| 中国铁路总公司: "《列车运行监控装置：LKJ》", 31 January 2013 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107272401A (en) * | 2017-07-04 | 2017-10-20 | 中车青岛四方车辆研究所有限公司 | Passenger information system master control system and control method |
| CN108181800A (en) * | 2017-12-21 | 2018-06-19 | 曙光信息产业(北京)有限公司 | A kind of redundant apparatus and control method |
| CN110857111A (en) * | 2018-08-23 | 2020-03-03 | 比亚迪股份有限公司 | Vehicle controller, vehicle control method and vehicle |
| CN111142367A (en) * | 2018-11-02 | 2020-05-12 | 株洲中车时代电气股份有限公司 | Control system for railway safety application |
| CN111142367B (en) * | 2018-11-02 | 2022-01-28 | 株洲中车时代电气股份有限公司 | Control system for railway safety application |
| CN110361979A (en) * | 2019-07-19 | 2019-10-22 | 北京交大思诺科技股份有限公司 | A kind of safety computer platform in railway signal field |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106527118A (en) | Railway vehicle electric control loop monitoring device and method based on redundant structure | |
| CN108444727A (en) | Vehicular remote monitoring method, monitoring device and monitoring system | |
| CN105974836A (en) | Bus monitoring host data acquisition method and bus monitoring host data acquisition system | |
| CN103632484B (en) | Train pyrotechnics warning system based on wireless sensor network and method | |
| CN104925614A (en) | Elevator passenger trapping failure monitoring system | |
| CN102496274B (en) | Intelligent monitoring terminal for passenger and cargo vehicles | |
| CN102514576B (en) | On-board intelligent equipment of high-speed train | |
| CN101110155A (en) | Built-in intelligent fault diagnosing device based on data inosculating pattern recognition and method thereof | |
| CN101554878A (en) | System for realizing remote monitoring of integrity of train and method | |
| CN106444553B (en) | Scattered acquisition driving system based on two-by-two-out-of-two architecture | |
| CN101817352B (en) | Intelligent wheel stopper system based on wireless communication | |
| CN102565719A (en) | System for wirelessly diagnosing fault of battery pack | |
| CN103010257A (en) | Bearing temperature monitoring system for high speed electric multiple units | |
| CN111781917A (en) | Fault data processing method, domain controller and automobile | |
| CN110601066A (en) | Transmission line safety monitoring management system | |
| CN104554346A (en) | Train operation parameter real-time monitoring system | |
| CN104574749A (en) | Wireless remote-monitoring anti-theft system | |
| CN207408770U (en) | General Internet of Things centralized monitoring system | |
| CN117478483A (en) | Shield constructs quick-witted data acquisition system with gather link fault diagnosis function | |
| CN111143167A (en) | Alarm merging method, device, equipment and storage medium for multiple platforms | |
| CN106627659A (en) | Novel shaft temperature monitoring system and control method for railway vehicles | |
| CN202956853U (en) | Train smoke and fire alarm system based on wireless sensor network | |
| CN109032119A (en) | Train rigid line control circuit monitoring method and device | |
| CN207249403U (en) | A kind of Internet of Things traffic electromechanical equipment intelligent monitoring prior-warning device | |
| CN205563998U (en) | Electricity affair test vehicle wireless transmission system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170322 |
|
| RJ01 | Rejection of invention patent application after publication |