CN205540889U - Pull power supply risk feature data storehouse system based on risk assessment - Google Patents
Pull power supply risk feature data storehouse system based on risk assessment Download PDFInfo
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- CN205540889U CN205540889U CN201620212979.3U CN201620212979U CN205540889U CN 205540889 U CN205540889 U CN 205540889U CN 201620212979 U CN201620212979 U CN 201620212979U CN 205540889 U CN205540889 U CN 205540889U
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Abstract
The utility model provides a pull power supply risk feature data storehouse system based on risk assessment, including database server, database server includes communicate with's API interface, treater, memory and screening module, database server passes through API interface communication connection is pull power supply unit detecting system and is pull power supply device structure system and realize data interchange. The utility model provides a data base system has improved the execution efficiency of data, and each mass memory that pulls in the power supply unit each component failure information and precautionary measure is satisfied in can be very convenient pass through the database server storage, inquire and filter the risk factor and the precautionary measure of relevant faulty equipment, for the safe risk management and the safe risk assessment of railway interests provides the basis, effectively improves workman's work efficiency, and the reduction equipment trouble rate, has saved economic cost, and the practicality is strong.
Description
Technical Field
The utility model relates to a railway pulls power supply unit risk characteristic management technical field, in particular to pull power supply risk characteristic database system based on risk assessment.
Background
The railway is a complex system consisting of vehicles, tracks, power supply, communication, signals and the like, and the power supply system is an important component of the railway, wherein traction power supply is a power source for running of a high-speed train and is also an aorta of the whole high-speed train, and the normal running of the traction power supply is very important for ensuring the safety and the integrity of high-speed rails. The traction power supply equipment has high braking power and high operation safety, can improve the traction weight of the train and the operation speed of the train, and therefore, the traction power supply equipment is widely applied to high-speed trains.
With the rapid development of electrified railways, the safety responsibility of power supply profession is heavier and heavier, the requirement of transportation organization on power supply is higher and higher, but due to the fact that most of traction power supply equipment is exposed outside and a contact network of a high-speed rail is mostly erected on a viaduct, the traction power supply equipment is special and complex in operation environment, multiple in physical change, large in power supply current-carrying capacity, rapid in load change, large in current impact, high in pantograph-catenary pickup, bad in current-feeding relation and other objective facts, various faults and accidents inevitably occur in a power supply system, once the traction power supply equipment is damaged, the normal operation of the traction power supply system is directly influenced, even the contact network is powered off, the high-speed rail is shut down and the like, and therefore, the reliability evaluation of the traction power supply system is always a hot point.
At present, assessment and management aiming at the risk characteristics of traction power supply equipment are still blank, once the power supply equipment breaks down, a worker has to detect, patrol and examine, find reasons, find precautionary strategies, research and maintenance measures and the like for many times, so that the workload of the worker is increased, the maintenance speed is low, the efficiency is low, and therefore a system capable of uniformly managing the risks of the traction power supply equipment and the corresponding precautionary measures is urgently needed, so that reference is provided for the worker, and the maintenance efficiency is improved.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned problem that exists among the prior art, the utility model provides a draw power supply risk characteristic database system based on risk assessment.
The utility model discloses specific technical scheme as follows:
the utility model provides a traction power supply risk characteristic database system based on risk assessment, which comprises a database server, wherein the database server comprises an API interface, a processor, a memory and a screening module which are communicated with each other, and the database server is communicated with a traction power supply equipment detection system and a traction power supply equipment maintenance system through the API interface and realizes data exchange; wherein,
The storage is used for storing corresponding risk factors and precautionary measures when each part in the traction power supply equipment fails;
the processor is used for managing and maintaining the data information in the memory, receiving the fault equipment information sent by the traction power supply equipment detection system, converting the data of the fault equipment information and sending the fault equipment information to the screening module;
the screening module indexes or retrieves the data information in the memory according to the fault equipment information, and meanwhile, the screening module is used for sending the retrieved information to the traction power supply equipment maintenance system through the processor to maintain the fault equipment.
Further, the memory comprises an overhead line equipment storage submodule and a traction substation equipment storage submodule, the overhead line equipment storage submodule and the traction substation equipment storage submodule are respectively used for storing risk factor groups of the overhead line equipment and the traction substation equipment, and the risk factor groups comprise equipment self fault risk factors and risk factors causing equipment faults due to external factors.
Further, still be equipped with in the data server with the maintenance statistics module of treater looks communication, maintenance statistics module is used for receiving the maintenance/maintenance record of drawing power supply unit maintenance system, and is used for with maintenance/maintenance record sends to the treater, the treater is right after the maintenance/maintenance record is handled send to the memory backs up.
Further, the database server further comprises a maintenance record query module in communication with the processor and the memory, wherein the maintenance record query module is used for indexing or retrieving maintenance/repair records in the memory.
Further, the database server is further provided with an interactive control button and a data transmission interface, the interactive control button is used for autonomously controlling the shutdown or the startup of the database server, and the data transmission interface transmits the data in the database server to the remote monitoring equipment in a disk copy, Ethernet or wireless transmission mode.
Preferably, the database server further comprises a data acquisition front end communicating with the processor, and the processor performs data conversion through the data acquisition front end.
Preferably, the database server further comprises a sending module and a receiving module which are communicated with the processor, and the processor respectively transmits data with the traction power supply equipment maintenance system and the traction power supply equipment detection system through the sending module and the receiving module; the sending module and the receiving module both adopt IEEE 802.16d transmission protocols.
The utility model has the advantages as follows: the utility model provides a database system has improved the execution efficiency of data, can be very convenient through database server storage, inquiry and screening relevant faulty equipment's risk factor and precaution, satisfy each and pull each parts fault information and precaution's mass storage among the power supply unit, and then effectively improve the maintenance efficiency to faulty equipment, effectively maintain equipment simultaneously, can effectively make statistics of and record drawing the aassessment and the management of power supply unit risk characteristic through this server simultaneously, the degree of accuracy of aassessment and management has been guaranteed, and the work efficiency is improved, safety risk management and safety risk evaluation for railway department provide the basis, effectively improve workman's work efficiency, reduce equipment failure rate, economic cost is saved, therefore, the clothes hanger is strong in practicability.
Drawings
Fig. 1 is a schematic structural diagram of a traction power supply risk characteristic database system based on risk assessment according to embodiment 1;
fig. 2 is a schematic structural diagram of a traction power supply risk characteristic database system based on risk assessment according to embodiment 2;
FIG. 3 is a bar graph of the total number of defect problems in the experimental examples provided in example 2.
Wherein: 1. a database server; 2. an API interface; 3. a processor; 4. a memory; 5. a screening module; 6. a traction power supply equipment detection system; 7. a traction power supply equipment maintenance system; 8. a contact network equipment storage submodule; 9. a traction substation equipment storage submodule; 10. a maintenance statistics module; 11. a maintenance record query module; 12. a sending module; 13. and a receiving module.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings.
Example 1
As shown in fig. 1, embodiment 1 of the present invention provides a traction power supply risk characteristic database system based on risk assessment, including a database server 1, where the database server 1 includes an API interface 2, a processor 3, a memory 4, and a screening module 5, where the API interface 2 is used for communicating with each other, and the database server 1 is connected to a traction power supply equipment detection system 6 and a traction power supply equipment maintenance system 7 through the API interface 2, and implements data exchange; the traction power supply equipment detection system 6 and the traction power supply equipment maintenance system 7 are common detection systems in the prior art, the traction power supply equipment detection system 6 is mainly used for detecting whether faults exist in all parts in the traction power supply equipment, and the traction power supply equipment maintenance system 7 is mainly used for maintaining all parts in the traction power supply equipment.
The memory 4 is used for storing corresponding risk factors and precautionary measures when each part in the traction power supply equipment fails;
the processor 3 is configured to manage and maintain the data information in the memory 4, and meanwhile, the processor 3 is configured to receive the faulty equipment information sent by the traction power supply equipment detection system 6, perform data conversion on the faulty equipment information, and send the faulty equipment information to the screening module 5;
the screening module 5 indexes or retrieves the data information in the memory 4 according to the fault equipment information, and meanwhile, the screening module 5 is used for sending the retrieved information to the traction power supply equipment maintenance system 7 through the processor 3 to maintain the fault equipment. The filtering module 5 may be a filter that searches only the data matching the filter and filters the data different from the filter until the data is searched.
If the equipment fails, the name of the failed equipment is sent to the database server 1, the screening module 5 retrieves the risk factor and the precautionary measure corresponding to the name of the failed equipment in the storage 4 through the name of the failed equipment, and sends the retrieved risk factor and precautionary measure to the traction power supply equipment maintenance system 7 through the processing module to maintain the failed equipment.
The utility model provides a database system can improve the ability of drawing power supply unit adaptation and prevention and control external environment safety risk, effectively reduces the fault probability, carries out effective reasonable analysis to the equipment risk and provides the basis, has shortened workman's work efficiency simultaneously, need not busy inspection equipment, strictly takes precautions against to the higher equipment of fault rate, reduces the fault rate, saves economic cost, can carry out effective management to staff's work simultaneously.
Database server 1 is used for the storage, analysis and management data, when the trouble feature of drawing the 6 check out test set of power supply unit detecting system, and send trouble feature information to treater 3, treater 3 carries out analysis and processing back to data message and sends to memory 4, at this moment, screening module 5 can be according to risk factor and the precautionary measure that the part name retrieval corresponds in the equipment, send the retrieval content to drawing power supply unit maintenance system 7 through the server and maintain simultaneously, this system is later stage equipment maintenance, overhaul and maintenance provide convenience, the safe use of equipment has been guaranteed.
Example 2
As shown in fig. 2, the embodiment of the present invention provides a traction power supply risk characteristic database system based on risk assessment, and this embodiment 2 further defines the structure of the database server 1 on the basis of embodiment 1, and improves the versatility.
In order to facilitate classified storage and classified retrieval, the memory 4 is further limited to include an overhead line system device storage submodule 8 and a traction substation device storage submodule 9 in the technical scheme, the overhead line system device storage submodule 8 and the traction substation device storage submodule 9 are respectively used for storing risk factor groups of an overhead line system device and a traction substation device, and the risk factor groups include risk factors of device faults caused by self-fault of the device and risk factors of external factors. Through the record of risk factor group, can play the inquiry foundation to the use and the protection of later stage equipment, effectively made things convenient for the analysis accident reason simultaneously, for the maintenance personal provides the record, the practicality is strong.
According to different storage modules, the catenary device storage submodule 8 stores data as follows:
according to different storage modules, the storage submodule 9 of the traction substation equipment stores data as follows:
the contact network equipment in the traction power supply system is arranged in the open air, the operation environment is severe, and the operation state is very easily influenced by the external environment. Statistics shows that the total amount of the contact network equipment faults caused by the external environment reaches more than 70%, and the proportion of the total amount of the contact network equipment faults in the high-speed rail is higher than 80%. Therefore, improve the ability of contact net equipment adaptation and prevention and control external environment safety risk, just can reduce the fault probability by a wide margin, natural factor influences equipment trouble and takes the following table for example:
| Contact net equipment | Risk assessment item | Risk factors |
| Thread, equipment | Foreign matter intrusion into pantograph envelope | Wind power |
| Thread | Vibration of wire | Wind, rain (freezing rain) and ice |
| Thread | Thread breakage | Wind, rain (freezing rain), ice, thunder |
| Contact net parts | The parts break off or fall off | Wind, rain (freezing rain) and ice |
| Contact net parts | Corrosion of parts | Air pollution, rain (freezing rain), fog (haze), ice |
| Thread, equipment | Ice coating for cable and equipment | Rain (freezing rain) and ice |
| Support and foundation | Collapse of foundation pit and inclination of supporting column | Wind and rain (freezing rain) |
| Insulator | Insulation flashover and damage | Fog (haze), thunder, ice, air pollution |
| Thread and parts | Intrusion into pantograph envelope | Foreign matter and dangerous tree |
| Insulator | Short circuit insulation distance | Danger of trees, birds, thunder, rain (freezing rain) and wind |
Furthermore, the utility model discloses can carry out risk identification to historical overhaul data, through the statistics to historical data and record, can the definite analytical equipment self fault rate and the fault rate that external factors arouse equipment, concrete operation experiment is as follows:
use for a long time the utility model provides a database system 1 year time later, the fault rate of part in the statistics all equipment to through screening, analysis, reach like the histogram of fig. 3, summarize as follows by the picture:
The proportion of the number of the bird nest defects to the total defect problems exceeds 66 percent; the proportion of foreign body defects in the total number of problems is close to 10 percent; there is no critical tree defect record. The failure defect of the device itself exceeds 24% of the total defect problem number. The dropper defects in the self fault defects of the equipment account for 6.5 percent of the defect problems and account for 27 percent of the total self fault defects of the equipment; the mutual grinding defect with insufficient space between the devices accounts for 5.4% of the defect problem number and 22.6% of the total defect of the self fault of the devices; the proportion of the defects of the nut, the cotter pin, the insulator, the positioner, the compensation device and the construction is lower than the total defect number, but the proportion of the defects of the nut, the cotter pin, the insulator, the positioner, the compensation device and the construction is about 10 percent of the total defects of the faults of the equipment.
For the data analysis, the external factors cause equipment failure factors are analyzed as follows:
the bird nest is mainly at the positions of an isolating switch, a compensating device mechanism, a pillar, a negative feeder shoulder frame and the like, and the problem of bird damage is very serious. Secondly, due to the fact that foreign matter is blown by strong wind to hang the net, short circuit of an insulating part can be caused, tripping is caused by instant breakdown discharge, and the insulating part or other parts are burnt. And thirdly, the branches fall down or contact with the electrified part of the contact net to cause tripping due to wind blowing and rain.
The failure factors of the equipment are analyzed as follows: firstly, the defects of the dropper are mainly that the dropper is too loose or too tight, the dropper has the defects of strand breakage, strand scattering, burning and the like, the included angle between the dropper current-carrying ring and the contact line is too small, the non-support dropper is closer to the middle anchor carrier cable, the support dropper is closer to the non-support conductor/carrier cable, and the dropper and the electric connection are mutually ground. Secondly, the defects of the insulator mainly include insulator surface dirt, ceramic glaze breakage, damage of composite insulator skirt edge, surface cracking and aging, looseness of the joint of the insulator and an iron part, annular or penetrating discharge traces on the insulator, wrong installation in the direction of a rod-type insulator water dropping hole, and substandard bolt torque of each part. The compensator has the main defects that the installation direction of the compensator body is not on the same straight line with the anchoring direction, bolts of all parts installed in the spring compensation mode are not fastened or lost, all parts installed in the spring compensation mode are not coated with oil according to the regulations, the brake clamping block is clamped and stagnated, and the involute wheel is clamped and stagnated. And fourthly, the compensation rope has eccentric wear, and the lead at the positioning wire clamp has eccentric wear and hard spots. Fifthly, the deviation value of the positioner does not meet the standard, the gradient of the positioner does not meet the standard, and the limit clearance of the limit positioner does not meet the standard.
Still be equipped with in the data server with maintenance statistics module 10 of treater 3 looks communication, maintenance statistics module 10 is used for receiving the maintenance/maintenance record of drawing power supply unit maintenance system 7, and be used for with maintenance/maintenance record send to treater 3, treater 3 is right after the maintenance/maintenance record is handled send to memory 4 backs up. Maintenance statistics module 10 can with maintenance system with the utility model provides a database system effectively combines, has improved work efficiency such as railway department later stage plant maintenance, overhaul of the equipments, has guaranteed that the railway operation safety is implemented.
The database server 1 further comprises a maintenance record query module 11 in communication with the processor 3 and the memory 4, wherein the maintenance record query module 11 is configured to index or retrieve maintenance/repair records in the memory 4. The maintenance record query module 11 can facilitate the user to safely manage the traction power supply device through the system, and meanwhile, the maintenance condition of maintenance personnel on fault equipment can be monitored in real time, so that the user can conveniently check and manage the operation personnel, the normal operation of the railway is ensured, and the fault rate is reduced.
In order to autonomously control the shutdown or startup of the server in an emergency, the technical solution is further defined in that the database server 1 is further provided with an interactive control button and a data transmission interface, the interactive control button is used for autonomously controlling the shutdown or startup of the database server 1, and the data transmission interface transmits data in the database server 1 to the remote monitoring device in a disk copy, ethernet or wireless transmission manner. The monitoring equipment can be a current universal maintenance and examination system, whether workers maintain, overhaul, protect and the like fault equipment is mainly examined, the remote monitoring equipment can also be other monitoring stations or other remote monitoring centers, the system can be connected through a data transmission interface, the safety factor of the system is improved, and the system can be ensured to be capable of transmitting data with other systems.
When the system is used specifically, the database server 1 may further be connected to a display device, and the display device adopts a touch screen with an interactive function.
Preferably, the database server 1 further includes a data acquisition front end in communication with the processor 3, and the processor 3 performs data conversion through the data acquisition front end. By means of the data acquisition front end, the processor 3 can perform optimization processing and data conversion on the data.
In order to implement data transmission, in this technical solution, preferably, the database server 1 further includes a sending module 12 and a receiving module 13, which are in communication with the processor 3, and the processor 3 respectively transmits data with the traction power supply equipment maintenance system 7 and the traction power supply equipment detection system 6 through the sending module 12 and the receiving module 13; the sending module 12 and the receiving module 13 both use IEEE 802.16d transmission protocols.
The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, fall within the protection scope of the present invention.
Claims (7)
1. The traction power supply risk characteristic database system based on risk assessment comprises a database server (1), and is characterized in that the database server (1) comprises an API (application program interface) interface (2), a processor (3), a memory (4) and a screening module (5) which are communicated with each other, and the database server (1) is in communication connection with a traction power supply equipment detection system (6) and a traction power supply equipment maintenance system (7) through the API (2) and realizes data exchange; wherein,
the storage (4) is used for storing corresponding risk factors and precautionary measures when each component in the traction power supply equipment fails;
the processor (3) is used for managing and maintaining data information in the memory (4), and meanwhile, the processor (3) is used for receiving fault equipment information sent by the traction power supply equipment detection system (6), converting the data of the fault equipment information and sending the data to the screening module (5);
the screening module (5) indexes or retrieves the data information in the memory (4) according to the fault equipment information, and meanwhile, the screening module (5) is used for sending the retrieved information to the traction power supply equipment maintenance system (7) through the processor (3) to maintain the fault equipment.
2. The traction power supply risk characteristic database system based on risk assessment according to claim 1, wherein the memory (4) comprises a catenary equipment storage submodule (8) and a traction substation equipment storage submodule (9), and the catenary equipment storage submodule (8) and the traction substation equipment storage submodule (9) are respectively used for storing risk factor groups of catenary equipment and traction substation equipment, wherein the risk factor groups comprise equipment self-failure risk factors and risk factors of equipment failure caused by external factors.
3. The database system for risk assessment based traction power supply risk characteristics according to claim 1, wherein a maintenance statistics module (10) in communication with the processor (3) is further disposed in the data server, the maintenance statistics module (10) is configured to receive a maintenance/overhaul record of the traction power supply equipment maintenance system (7) and transmit the maintenance/overhaul record to the processor (3), and the processor (3) processes the maintenance/overhaul record and transmits the processed maintenance/overhaul record to the memory (4) for backup.
4. A traction power supply risk profile database system based on risk assessment according to claim 3, wherein the database server (1) further comprises a maintenance record query module (11) in communication with the processor (3) and the memory (4), the maintenance record query module (11) being adapted to index or retrieve maintenance/service records in the memory (4).
5. A traction power supply risk characteristic database system based on risk assessment according to claim 1, wherein the database server (1) is further provided with interactive control buttons and a data transmission interface, the interactive control buttons are used for autonomously controlling the database server (1) to be shut down or started, and the data transmission interface transmits data in the database server (1) to a remote monitoring device through disk copy, ethernet or wireless transmission.
6. A traction power supply risk profile database system based on risk assessment according to claim 1, characterized in that the database server (1) further comprises a data acquisition front-end in communication with the processor (3), through which the processor (3) performs data transformation.
7. The traction power supply risk characteristic database system based on risk assessment according to claim 1, wherein the database server (1) further comprises a sending module (12) and a receiving module (13) which are communicated with the processor (3), and the processor (3) respectively transmits data with the traction power supply equipment maintenance system (7) and the traction power supply equipment detection system (6) through the sending module (12) and the receiving module (13); the sending module (12) and the receiving module (13) both adopt an IEEE 802.16d transmission protocol.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110276509A (en) * | 2019-03-05 | 2019-09-24 | 清华大学 | Subway train trailer system dynamic risk analysis appraisal procedure based on characteristic quantity |
| CN110516390A (en) * | 2019-09-02 | 2019-11-29 | 江西众晶源科技有限公司 | A kind of high-density packages integrated circuit linkage silk touching methods of risk assessment |
| CN111965730A (en) * | 2020-07-31 | 2020-11-20 | 中国铁道科学研究院集团有限公司 | Detection equipment and method for traction interface of railway earthquake early warning monitoring system |
-
2016
- 2016-03-18 CN CN201620212979.3U patent/CN205540889U8/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110276509A (en) * | 2019-03-05 | 2019-09-24 | 清华大学 | Subway train trailer system dynamic risk analysis appraisal procedure based on characteristic quantity |
| CN110516390A (en) * | 2019-09-02 | 2019-11-29 | 江西众晶源科技有限公司 | A kind of high-density packages integrated circuit linkage silk touching methods of risk assessment |
| CN111965730A (en) * | 2020-07-31 | 2020-11-20 | 中国铁道科学研究院集团有限公司 | Detection equipment and method for traction interface of railway earthquake early warning monitoring system |
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| CN205540889U8 (en) | 2019-04-09 |
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Correction item: Patentee Correct: NATIONAL RAILWAY TRACK TEST CENTER EASTERN SUBURB BRANCH False: China Academy of Railway Sciences, Eastern Suburbs Branch Number: 35 Page: The title page Volume: 32 |
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