CN2876902Y - Real-time monitoring system for locomotive running state - Google Patents
Real-time monitoring system for locomotive running state Download PDFInfo
- Publication number
- CN2876902Y CN2876902Y CN 200520146652 CN200520146652U CN2876902Y CN 2876902 Y CN2876902 Y CN 2876902Y CN 200520146652 CN200520146652 CN 200520146652 CN 200520146652 U CN200520146652 U CN 200520146652U CN 2876902 Y CN2876902 Y CN 2876902Y
- Authority
- CN
- China
- Prior art keywords
- data
- module
- real time
- operation status
- locomotive
- 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.)
- Expired - Lifetime
Links
- 230000003137 locomotive effect Effects 0.000 title claims abstract description 53
- 238000012544 monitoring process Methods 0.000 title abstract description 12
- 238000004891 communication Methods 0.000 claims description 27
- 238000013500 data storage Methods 0.000 claims description 11
- 238000007405 data analysis Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 16
- 230000008569 process Effects 0.000 description 14
- 230000005540 biological transmission Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 230000011664 signaling Effects 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010223 real-time analysis Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model discloses a real-time monitoring system for locomotive running state, comprising a vehicular sub-system and a ground sub-system. The former is communicated with the latter for data exchange via the public network GSM/GPRS. The utility model system is applied to ensure the real-time monitoring system for locomotive running state so as to promptly master and analyze the quality degree of the vehicles and deal with emergencies better.
Description
Technical field
The utility model relates to a kind of locomotive operation status real time monitor system, is applied to the platform of data acquisition, transmission, storage and the analysis of locomotive operation dynamic mass and operation information.
Background technology
In the locomotive operation process, the contact between locomotive and the ground engineering specialized department is difficulty very at present, and information transfer efficiency is very low, the requirement of incompatibility railway high speed heavy duty, also incompatible demand for development of building the digitizing railway.
Operating locomotive can only rely on the steward to monitor and grasp the locomotive quality situation be in running status, and the quality problems that occur on the locomotive and failure condition can not be noted in real time.The operation monitoring device only carries out record at the operation information of locomotive, and locomotive quality can only be by steward's " manual monitoring " in operational process.After breaking down, can only rely on afterwards scene and steward that the report of locomotive situation is analyzed, lack necessary authentic data, be difficult to the reason of failure judgement generation exactly." locomotive operation status real time monitor system " is exactly by combining with existing locomotive operation monitor device, the quality information of record utilization locomotive, and it is stored, send to ground in real time.The ground professional and technical personnel can grasp and analyze the locomotive quality state in time, to the relevant emergency processing suggestion of also in time making a strategic decision of some catastrophic failures, gives the steward instruction.The up-to-date locomotive operation real-time monitoring system of the domestic railway system is to utilize GPS location technology, the communication technology and microcomputer network technology.It only gathers the quality information of the big parts of locomotive, when abnormal conditions or fault appear in locomotive operation, and the ground system that relevant information and packing data are sent to locomotive depot.The data of gathering are not comprehensive, and communication modes is backward, and real-time is relatively poor.
Therefore, be necessary to design a kind of new real-time monitoring system, make maintenance department ground technician can grasp the running state information of locomotive in real time, and pass through expert system or technician's analysis, for the locomotive steward provides accurately feasible solution.
The utility model content
The purpose of this utility model is to provide a kind of locomotive operation status real time monitor system, and this utility model purpose can realize by following technical proposals:
A kind of locomotive operation status real time monitor system comprises onboard subsystem and ground subsystem, and wherein onboard subsystem is by carrying out data communication between GSM/GPRS public network and the ground subsystem.
Preferably, the frequency of described data communication was at least for 6 seconds once.The frequency of this described data communication is relevant with locomotive operation situation and communication quality.
Preferably, onboard subsystem comprises a plurality of data acquisition modules, and data are stored and sending module; A plurality of data acquisition modules carry out data communication by CAN bus and data storage and sending module; Data storage and sending module and ground subsystem are carried out data communication.Be independent of each other between each module, improved the reliability of total system; It is simple and convenient that the replacing of module also becomes, and improved the maintainability of system greatly.
Preferably, the storage area of described data storage and sending module is the above CF card of 500MB.Use jumbo CF card to construct the data memory module of onboard subsystem, can store the image data at least 24 hours.If communication failure occurs in the locomotive operation process, all data can be dumped to ground system by the CF card.
Preferably, the hop of described data storage and sending module is the SMS/GPRS wireless transmitting system.This transmission system all can be used in the region that China Mobile's communication common network covers, and need not to set up private, has significantly reduced networking cost, has improved the reliability of communication and has simplified design difficulty.
Preferably, described data acquisition module is for the single-chip microcomputer that includes AD converter being the embedded data acquisition module that core constitutes band CAN bus interface.This embedded data acquisition module can be gathered multi-channel analog voltage and current signal or multi-way switch amount signal.The parameter setting of data acquisition module can be undertaken by the CAN bus by other module, also can use default parameter.The collection of data module need not the intervention of other module, owing to used embedded system, the volume of whole data collection module is little, and antijamming capability is strong.
Preferably, ground subsystem comprises a data receiver module, a database and a plurality of data analysis expert system; Data reception module and onboard subsystem are carried out data communication.Setting according to expert system is analyzed data, at last analysis processing result is shown by different level, can reflect locomotive operation state and preliminary real-time diagnosis and location of realizing the part locomotive failure in real time.
In a word, use system of the present utility model, can realize the real-time monitoring of locomotive operation state, grasp and analyze the locomotive quality state in time, better handle catastrophic failure.
Description of drawings
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
Fig. 1 is a locomotive operation status real time monitor system schematic of the present utility model;
Fig. 2 is a systemic-function frame diagram of the present utility model;
Fig. 3 is the distributed data acquisition tupe;
Fig. 4 is the structured flowchart of data acquisition module;
Embodiment
From Fig. 1 and Fig. 2 as can be seen, native system mainly is divided into onboard subsystem and ground subsystem two large divisions.Onboard subsystem is connected with the CAN bus between each module by data acquisition module, data storage and sending module.Data send and adopt the GPRS terminal to finish data communication, and baud rate reaches as high as 115.2Kbps.The sampling precision of data acquisition module is 12, and sampling rate is higher than 50Hz.Ground subsystem is by data reception module, and database and data analysis module constitute.The same GPRS terminal that all adopts of the data transmission blocks on data reception module and car top is read the data that the GPRS terminal receives and is stored in the database by computing machine.Data analysis module is finished functions such as monitoring parameter curve plotting, fault real-time analysis diagnosis, parts medical record management and life prediction, locomotive medical record management according to the data in the database.The software platform of ground subsystem is Windows 2000+SQLServer2000, and SDK (Software Development Kit) is Delphi6.0.
With reference to figure 3, each data acquisition module only is responsible for one road signal or less several signals, carries out communication by bus between the data module.Because data acquisition module only is responsible for one the road or less several signals, so the speed of data acquisition can be very high, can easily reach real-time requirement.This mode has embodied idea of modular simultaneously, data acquisition module of signal common of several same types only need be able to be changed front end circuit for dissimilar signals, greatly reduces design difficulty, also is convenient to system extension.
With reference to figure 4, three ingredients of data acquisition module: preposition part, data acquisition process part and data communication part.The data acquisition module inner structure equally also is to adopt modular mode to design, preposition part be to the signal of desire collection isolate, processing such as shaping, amplification or dividing potential drop, the signal that preposition part is come out meets the requirement of data acquisition process part.Preposition part and data acquisition process part and data acquisition process partly with between data communication section is divided all are connected by normalized data-interface.The data acquisition process partial design just with by acquired signal is had nothing to do, as long as it is just passable to meet the electrical code of data-interface; Transmission of data acquisition process partial data and concrete bus have nothing to do, the packet that only need be standard format with data encapsulation to be sent is delivered to the data communication part, is that packet corresponding on the concrete bus re-sends on the bus by communication module with data encapsulation again.So promptly reduced the difficulty of design, improved the versatility of equipment again, the dirigibility of total system is greatly improved, safeguarded also convenient, quick simultaneously.
Preposition part is according to the type of signal and the size of signal, adopt suitable circuit to isolated by acquired signal, processing such as amplification, maintenance, dividing potential drop, export one and meet the signal that data acquisition process partly requires and give subsequent module, need simultaneously range information is passed to subsequent module.To guarantee output signal during front end circuit and be consistent being sampled signal, simultaneously will be in allowed limits to the influence that is sampled signal.
When being switching value, by reading by single-chip microcomputer IO mouth again after the isolation of light idol by acquired signal.
When being sampled signal and being digital quantity, directly read, if but the driving force that is read signal also need to add amplifying circuit a little less than too so that single-chip microcomputer reads.
When being sampled signal, during analog quantity, carry out different disposal according to the type of analog quantity.Measure the loop in order to prevent that line voltage or electromagnetic interference (EMI) from damaging, in input channel, adopt isolated amplifier.According to the voltage signal of input size, amplify or dividing potential drop so that the size of output signal meets the requirement of AD converter in the data acquisition process part.Adopt the test amplifying circuit to come difference signal is amplified, its input impedance height is easy to and various signal source couplings; Input offset voltage and input offset current and input bias current are little, and it is little to drift about, good stability.
Data acquisition process partly is that the signal that preposition part is exported is carried out the AD conversion, draws correct signal value according to transformation result and range information.Then according to the difference of signal, to signal calibrate, processing such as whether normal judgement, sub-sampling, then data are delivered in the transmit buffer memory of data communication part.
The data acquisition process part is made of AD conversion chip, single-chip microcomputer and necessary peripheral components.Select the AD conversion chip of AD1674, satisfied requirement for slewing rate and conversion accuracy as data acquisition module.Adopt Siemens C166 series monolithic to make up each module of onboard subsystem, the clock frequency height of this single-chip microcomputer, command function is strong and have at a high speed communication interface reliably and satisfied the fast requirement of car top sample rate and had data are carried out pretreated ability, and the communicating requirement between each module of onboard subsystem can satisfy the requirement of real-time.
Adopt the CAN bus to connect each module of onboard subsystem.This bussing technique maturation, the utilization scope is wide, development difficulty is low, singlechip has the CAN bus controller and also can utilize well in addition, can satisfy should use in data volume bigger, to traffic rate and the high requirement of reliability.
Adopt the radio data communication mode of GPRS data transmission service as system.Following advantage is arranged: the standardization level height, interface is open, and networked capabilities is strong; Support the two-way GPRS data service of point-to-point; Maintain secrecy, security performance is good, has discriminating, encryption function; Low price need not capital investment.
The employing capacity is the CF card of 256MB, can store 24 hours data volume at most, can satisfy actual needs fully.The CF jig has plurality of advantages such as volume is little, compatible by force, relative low price.
Data reception module adopts the GPRS communication terminal identical with data transmission blocks, is connected with computing machine by serial ports.Because the interface of GPRS module and computing machine is a serial ports,, can realize many locomotive monitoring system controls by the expansion computer by serial in order to improve the processing power of computing machine.Native system is that a locomotive uses a cover system, and a cover system comprises a GPRS module, and a computing machine can be controlled 64 locomotive real-time monitoring systems at most.
Adopt SQL Server2000 as server, the data storage of locomotive operation status real time monitor in database, is further handled.Meet the less requirement of data volume of native system, cost performance is higher in small-sized utilization.
The software platform of ground subsystem is a WINDOWS2000 operating system, and programming language is DELPHI6.0, adopts the windows standard interface as man-machine dialog interface, and is simple to operate, easy to use.Form, curve are analyzed, judge, generated to ground subsystem according to the image data that receives.All data all are stored in the database, playback at any time, consult.Because native system data acquisition amount is big, picking rate is high, realize each analysis module with the method for multithreading, each module directly hangs process, has strengthened the reliability of system, and the while has shortened the construction cycle greatly, has given full play to the resources advantage of operating system.
Reference table 1, system can collect the information relevant with locomotive running state listed in the table from the SS4B locomotive, and the signaling point of every locomotive collection amounts to 140 at present.
Use system of the present utility model, can realize the real-time monitoring of locomotive operation state, grasp and analyze the locomotive quality state in time, better handle catastrophic failure, have economic benefit and social benefit widely.
The cab signal complete list that table 1 locomotive state real-time monitoring system is gathered
| Sequence number | The signals collecting place | Acquired signal | Signal type | Signaling point quantity | |
| 1 | LKJ-93 | Current time, kilometer post, travelling speed, engine number, train number, car type, segment number, car station number, department's plane No., secondary department plane No., train marshalling list, train tube pressure | Digital quantity | 12 | |
| 2 | The locomotive terminal cabinet | Line voltage, driver's handle position, major loop electric moter voltage, current of electric, exciting current, subsidiary loop voltage, Fei Jieche brake-cylinder pressure | Analog quantity | 13 | |
| Each signal of major error display screen | Frobt vehicle, preparation, main disconnected, former limit overcurrent, main ground connection, split-phase motor 1, split-phase motor 2, subsidiary loop, electric braking, zero-bit, under-voltage, the excitation overcurrent, traction electric machine, idle running, merit is mended, control loop ground connection, rear vehicle etc. | Switching value | 32 | ||
| Auxilliary each signal of failure screen | Frobt vehicle, main ground connection 1, main ground connection 2, traction electric machine 1, traction electric machine 2, traction electric machine 3, traction electric machine 4, auxilliary ground connection, traction blower fan 1, traction blower fan 2, braking blower 1, braking blower 2, compressor, oil pump, transformer blower fan, auxilliary overcurrent, rear vehicle etc. | Switching value | 32 | ||
| 3 | The axle temperature bus | Locomotive environment temperature, axle temperature | Digital quantity | 50 | |
| 4 | Main-transformer | Main-transformer oil temperature | Digital quantity | 1 | |
| Signaling point quantity amounts to (single-unit car) | 140 | ||||
Claims (7)
1. a locomotive operation status real time monitor system comprises onboard subsystem and ground subsystem, it is characterized in that, onboard subsystem is by carrying out data communication between GSM/GPRS public network and the ground subsystem.
2. locomotive operation status real time monitor as claimed in claim 1 system is characterized in that the frequency of described data communication was at least for 6 seconds once.
3. locomotive operation status real time monitor as claimed in claim 1 system is characterized in that onboard subsystem comprises a plurality of data acquisition modules, data storage and sending module; A plurality of data acquisition modules carry out data communication by CAN bus and data storage and sending module; Data storage and sending module and ground subsystem are carried out data communication.
4. locomotive operation status real time monitor as claimed in claim 3 system is characterized in that, the storage area of described data storage and sending module is the above CF card of 500MB.
5. as claim 3 or 4 described locomotive operation status real time monitor systems, it is characterized in that the hop of described data storage and sending module is the SMS/GPRS wireless transmitting system.
6. as claim 3 or 4 described locomotive operation status real time monitor systems, it is characterized in that described data acquisition module is for the single-chip microcomputer that includes AD converter being the embedded data acquisition module that core constitutes band CAN bus interface.
7. as the described locomotive operation status real time monitor of one of claim 1-4 system, it is characterized in that ground subsystem comprises a data receiver module, a database and a plurality of data analysis expert system; Data reception module and onboard subsystem are carried out data communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520146652 CN2876902Y (en) | 2005-12-20 | 2005-12-20 | Real-time monitoring system for locomotive running state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520146652 CN2876902Y (en) | 2005-12-20 | 2005-12-20 | Real-time monitoring system for locomotive running state |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2876902Y true CN2876902Y (en) | 2007-03-07 |
Family
ID=37820139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520146652 Expired - Lifetime CN2876902Y (en) | 2005-12-20 | 2005-12-20 | Real-time monitoring system for locomotive running state |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2876902Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102843647A (en) * | 2012-09-13 | 2012-12-26 | 中国神华能源股份有限公司 | Positioning method and system of radio train dispatching communication locomotive based on WiMAX |
| CN104309613A (en) * | 2014-09-26 | 2015-01-28 | 鞍山市海汇自动化有限公司 | Locomotive information acquiring and monitoring system based on 3G platform |
| CN104765674A (en) * | 2014-01-03 | 2015-07-08 | 深圳市巨烽显示科技有限公司 | Method and system for recording operation state of display |
| CN105806637A (en) * | 2016-03-14 | 2016-07-27 | 中车青岛四方机车车辆股份有限公司 | General testing system of railway vehicles |
| CN106774271A (en) * | 2017-01-03 | 2017-05-31 | 中车株洲电力机车有限公司 | A kind of urban rail transit vehicles fault diagnosis and display system |
| CN107672623A (en) * | 2017-08-30 | 2018-02-09 | 滁州市西控电子有限公司 | A kind of cab signal collection and fault treating apparatus |
-
2005
- 2005-12-20 CN CN 200520146652 patent/CN2876902Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102843647A (en) * | 2012-09-13 | 2012-12-26 | 中国神华能源股份有限公司 | Positioning method and system of radio train dispatching communication locomotive based on WiMAX |
| CN104765674A (en) * | 2014-01-03 | 2015-07-08 | 深圳市巨烽显示科技有限公司 | Method and system for recording operation state of display |
| CN104309613A (en) * | 2014-09-26 | 2015-01-28 | 鞍山市海汇自动化有限公司 | Locomotive information acquiring and monitoring system based on 3G platform |
| CN104309613B (en) * | 2014-09-26 | 2016-08-10 | 鞍山市海汇自动化有限公司 | A kind of locomotive information collection based on 3G platform and supervisory systems |
| CN105806637A (en) * | 2016-03-14 | 2016-07-27 | 中车青岛四方机车车辆股份有限公司 | General testing system of railway vehicles |
| CN106774271A (en) * | 2017-01-03 | 2017-05-31 | 中车株洲电力机车有限公司 | A kind of urban rail transit vehicles fault diagnosis and display system |
| CN107672623A (en) * | 2017-08-30 | 2018-02-09 | 滁州市西控电子有限公司 | A kind of cab signal collection and fault treating apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2876902Y (en) | Real-time monitoring system for locomotive running state | |
| CN202071789U (en) | Vehicle controller with functions of general packet radio service (GPRS) and global positioning system (GPS) for electric automobile | |
| CN201780498U (en) | Monitoring system of traction converter of railway vehicle | |
| CN102945040A (en) | Remote vehicle monitoring device and system | |
| CN101817352B (en) | Intelligent wheel stopper system based on wireless communication | |
| CN206787827U (en) | Electric transmission dumper remote online monitoring and fault diagnosis system | |
| CN103112459B (en) | Locomotive control device, system and method | |
| CN109765879A (en) | A kind of remote monitoring system of new-energy automobile | |
| CN101734265A (en) | Method and device for monitoring state of embedded vehicle-mounted signal device | |
| CN205059307U (en) | Novel vehicle control unit suitable for pure electric vehicles | |
| CN108540992B (en) | System for on-line real-time monitoring of vehicle-mounted equipment | |
| CN202593565U (en) | Vehicle-mounted mainframe of wireless shunting locomotive signal and monitoring system | |
| CN201867844U (en) | Wireless caching recorder | |
| CN203520158U (en) | Automobile state and fault diagnosis system | |
| CN103281381A (en) | Wireless transmission system of high-speed motor train units | |
| CN204184284U (en) | A kind of vehicle control unit of electric vehicle with memory device and wireless communication module | |
| CN209833656U (en) | Data processing system based on GSM-R | |
| CN116155720A (en) | CAN data acquisition remote configuration method in T-BOX | |
| CN201575924U (en) | Diesel locomotive state detection device | |
| CN114527702B (en) | Big data analysis-based intelligent uploading control system for electric sanitation truck | |
| CN211123752U (en) | After-sale service system for operation vehicle | |
| CN102642542A (en) | Rolling stock data acquisition device based on Ethernet | |
| CN110132617A (en) | A kind of rail vehicle on-line monitoring system | |
| CN1132752C (en) | Railway dispatching monitor system | |
| CN201498104U (en) | Interface expansion board and car-mounted terminal having the same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070307 |
|
| EXPY | Termination of patent right or utility model |