CN202471253U - Online fault detecting device of secondary equipment panel - Google Patents
Online fault detecting device of secondary equipment panel Download PDFInfo
- Publication number
- CN202471253U CN202471253U CN2012200966297U CN201220096629U CN202471253U CN 202471253 U CN202471253 U CN 202471253U CN 2012200966297 U CN2012200966297 U CN 2012200966297U CN 201220096629 U CN201220096629 U CN 201220096629U CN 202471253 U CN202471253 U CN 202471253U
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- secondary device
- detecting device
- screen cabinet
- secondary equipment
- device screen
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Abstract
The utility model relates to the technical field of electric power, in particular to the field of converter stations. The online fault detecting device of a secondary equipment panel comprises at least two secondary equipment panel bodies disposed inside a converter station, a temperature detecting device is arranged on an outside of the at least two secondary equipment panel bodies, and a signal output end of the temperature detecting device the connected with a master control computer. The temperature detecting device adopts an infrared temperature detecting device, and the distance between the secondary equipment panel bodies and the temperature detecting device is less than 1 meter. The online fault detecting device of the secondary equipment panel provides effective online monitoring for the secondary equipment panel of the converter station, and an online fault monitoring rate of secondary equipment reaches 100%.
Description
Technical field
The utility model relates to the power technology field, is specifically related to the current conversion station field.
Background technology
Current conversion station has critical role in network system.The quantity of the secondary device screen cabinet in the current conversion station is big, kind is many, the robotization integrated level high, complex structure; Secondary device screen cabinet is the nervous system of current conversion station; The safe and stable operation of secondary device screen cabinet directly has influence on the safe and stable operation of current conversion station; The operation maintenance of secondary device screen cabinet is an important content of current conversion station routine work; In the current conversion station routine work, find that with timely defective is an important action to the tour of secondary device screen cabinet in the station, also be the important barrier together that guarantees Electrical Safety.
Present inspection work about secondary device screen cabinet is mainly maked an inspection tour secondary device screen cabinet through visual examination, the display of checking secondary device screen cabinet and man-machine interface, regular methods such as interruption maintenance and is checked.Mode through visual examination has higher requirement for operations staff's sense of responsibility and working experience, has uncertainty and randomness, and effectively the realization of science is made diagnosis and assessment to the health status of secondary device; The method of checking display and the man-machine interface of secondary device screen cabinet has certain requirement for operations staff's technical merit; The method only is applicable to the fault of conventional secondary screen cabinet self-checking function simultaneously; Can not find the fault of deep layer, the effect of secondary screen cabinet potential risk is little for reducing; And regular interruption maintenance need have a power failure and carries out, and the time is short, can not onlinely carry out, and groundwork biases toward the defencive function verification, still can't in time find for deep zone defect.
Because secondary device quantity is huge in the current conversion station; There is wiring error in secondary device screen cabinet; Relay, the probability of hidden danger such as the aging or running overload of contactor increases greatly, if the untimely elimination of these hidden danger is with serious threat current conversion station safe and reliable operation; Cause malfunction, major accidents such as tripping.
The utility model content
The purpose of the utility model is to provide a kind of secondary device screen cabinet online fault monitoring device, to solve the problems of the technologies described above.
The technical matters that the utility model solved can adopt following technical scheme to realize:
The online fault monitoring device of secondary device screen cabinet; Comprise at least two secondary device screen cabinet main bodys that are positioned at current conversion station; It is characterized in that the outside of said secondary device screen cabinet main body is provided with a temperature-detecting device, the signal output part of said temperature-detecting device connects a main control computing machine;
Said Temperature Detector adopts the infrared temperature pick-up unit, and the distance between said secondary device screen cabinet main body and the said Temperature Detector is less than 1m.
The utility model adopts the infrared temperature pick-up unit, and the infrared temperature pick-up unit utilizes the emittance that gives off of testee to come the Measuring Object temperature, need not to contact secondary device screen cabinet, in secondary device screen cabinet 1m scope, can implement; Can not send high-frequency signal, can not impact the operation of the electronic equipment in the secondary device.And can realize fast monitored, can accomplish temperature monitoring within the 1s.
The outside of at least two said secondary device screen cabinet main bodys is respectively equipped with an infrared temperature pick-up unit, realizes in real time the huge secondary device of quantity being shielded the temperature detection of cabinet main body.
Said infrared temperature pick-up unit be provided with one carry out communication with the main control computing machine communication interface.Through said communication interface data measured is transferred to computing machine, realize the analysis that focuses on of measurement data.
Said infrared temperature pick-up unit is provided with a wireless data transmission module; Said main control computing machine is provided with and the corresponding wireless data receiver module of said wireless data transmission module; Through on said infrared temperature pick-up unit, being provided with a wireless data transmission module; Realize the real-time radio transmission of at least two said infrared temperature pick-up unit data, guaranteed the convenience of measuring.
The normal temperature range value of said secondary device screen cabinet main body is 26 ℃-42 ℃.The measurement range of said infrared temperature pick-up unit is-50 ℃ to 3000 ℃.
Said main control computing machine is provided with a data processing module; Said data processing module is collected the temperature data of the secondary device screen cabinet cabinet of at least two said infrared temperature pick-up units measurements and is analyzed; Reach a conclusion, and running trend of the equipment is made statistics.
Said main control computing machine is according to the temperature of the said infrared temperature pick-up unit of said secondary device screen cabinet main body, and the defective that will be higher than 42 ℃ said secondary device screen cabinet main body existence is divided into general defective, major defect, urgent defective.Adopt the mode of stagewise defective that the defective of finding is carried out classification, be convenient to manage the evaluation with equipment state, avoid unnecessary interruption maintenance.
Beneficial effect: owing to adopt technique scheme, the utility model is realized to current conversion station secondary device screen cabinet effective on-line monitoring being provided, and secondary device On-line Fault monitoring rate reaches 100%.
Description of drawings
Fig. 1 is the connection synoptic diagram of the utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and be easy to understand with effect and understand, below in conjunction with the further elaboration the utility model of concrete diagram.
With reference to Fig. 1; The online fault monitoring device of secondary device screen cabinet; Comprise at least two secondary device screen cabinet main bodys 1 that are positioned at current conversion station, secondary device screen cabinet main body 1 outside is provided with a temperature-detecting device, and the signal output part of temperature-detecting device connects a main control computing machine 3.Temperature Detector adopts infrared temperature pick-up unit 2, and the distance between secondary device screen cabinet main body 1 and the Temperature Detector is less than 1m.
The utility model adopts infrared temperature pick-up unit 2, and infrared temperature pick-up unit 2 utilizes the emittance that gives off of testee to come the Measuring Object temperature, need not to contact secondary device screen cabinet, in secondary device screen cabinet 1m scope, can implement.Can not send high-frequency signal, can not impact the operation of the electronic equipment in the secondary device.And can realize fast monitored, can accomplish temperature monitoring within the 1s.
The outside of at least two secondary device screen cabinet main bodys 1 is respectively equipped with an infrared temperature pick-up unit 2, realizes in real time the huge secondary device of quantity being shielded the temperature detection of cabinet main body 1.
Infrared temperature pick-up unit 2 be provided with one carry out communication with main control computing machine 3 communication interface.Through communication interface data measured is transferred to computing machine, realize the analysis that focuses on of measurement data.Infrared temperature pick-up unit 2 is provided with a wireless data transmission module; Main control computing machine 3 is provided with and the corresponding wireless data receiver module of wireless data transmission module; Through on infrared temperature pick-up unit 2, being provided with a wireless data transmission module; Realize the real-time radio transmission of the data of at least two infrared temperature pick-up units 2, guaranteed the convenience of measuring.
The measurement range of infrared temperature pick-up unit 2 is-50 ℃ to 3000 ℃.The normal temperature range value of secondary device screen cabinet main body 1 is 26 ℃-42 ℃.
Main control computing machine 3 is provided with a data processing module, and data processing module is collected the temperature data of the secondary device screen cabinet cabinet of at least two infrared temperature pick-up units 2 measurements and analyzed, and reaches a conclusion, and running trend of the equipment is made statistics.
Data processing module is at first through carrying out thermometric to same brand, principle of uniformity, same producer identical device screen cabinet at identical environment with in the time period; The gained data are carried out statistical study; It is interval that this can draw horizontal normal temperature; Surpass this temperature range, show that promptly there is defective in equipment.Analyze the historical temperature data of same equipment screen cabinet then, draw normal temperature variation range and fluctuation,, show that also there is certain problem in equipment screen cabinet if exceeded this fluctuation range.
Main control computing machine 3 is according to the temperature form of expression of the infrared temperature pick-up unit 2 of secondary device screen cabinet main body 1, and the defective of secondary device being shielded 1 existence of cabinet main body is divided into general defective, major defect, urgent defective.Adopt the mode of stagewise defective that the defective of finding is carried out classification, be convenient to manage the evaluation with equipment state, avoid unnecessary interruption maintenance.
It is overheated that general defective refers to that equipment exists, and a fixed difference difference is arranged, and there is certain gradient in the temperature field, but also can not cause accident at once, should note observing the development of its defective, utilizes the interruption maintenance chance, and defective is eliminated in planned arrangement test maintenance.
It is overheated that major defect refers to that equipment exists, and degree is heavier, and the temperature field distribution gradient is bigger, and the temperature difference is bigger, should arrange as early as possible to handle.Electric current pyrogenicity equipment should reduce load current, and voltage pyrogenicity equipment should be arranged other means of testing, and after the affirmation defects property, it is scarce to disappear immediately.Urgent defective refers to that the equipment maximum temperature surpasses the maximum permissible temperature of relevant regulations, should arrange immediately to handle.Electric current pyrogenicity equipment should promptly reduce load current immediately.
More than show and described ultimate principle of the utility model and the advantage of principal character and the utility model.The technician of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the instructions that the utility model just is described; Under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection domain to be defined by appending claims and equivalent thereof.
Claims (3)
1. secondary device shields the online fault monitoring device of cabinet; Comprise at least two secondary device screen cabinet main bodys that are positioned at current conversion station; It is characterized in that said secondary device screen cabinet main body outside is provided with a temperature-detecting device, the signal output part of said temperature-detecting device connects a main control computing machine;
Said Temperature Detector adopts the infrared temperature pick-up unit, and the distance between said secondary device screen cabinet main body and the said Temperature Detector is less than 1m.
2. the online fault monitoring device of secondary device according to claim 1 screen cabinet is characterized in that, said infrared temperature pick-up unit be provided with one carry out communication with the main control computing machine communication interface.
3. the online fault monitoring device of secondary device screen cabinet according to claim 1; It is characterized in that; Said infrared temperature pick-up unit is provided with a wireless data transmission module, and said main control computing machine is provided with and the corresponding wireless data receiver module of said wireless data transmission module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200966297U CN202471253U (en) | 2012-03-15 | 2012-03-15 | Online fault detecting device of secondary equipment panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200966297U CN202471253U (en) | 2012-03-15 | 2012-03-15 | Online fault detecting device of secondary equipment panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202471253U true CN202471253U (en) | 2012-10-03 |
Family
ID=46919406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200966297U Expired - Fee Related CN202471253U (en) | 2012-03-15 | 2012-03-15 | Online fault detecting device of secondary equipment panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202471253U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103512664A (en) * | 2013-10-18 | 2014-01-15 | 国网上海市电力公司 | Convertor station high-voltage secondary screen cabinet infrared temperature measurement method |
| CN106768018A (en) * | 2016-11-25 | 2017-05-31 | 国电南瑞科技股份有限公司 | Site installs the on-line monitoring and diagnostic system and method for second power equipment |
-
2012
- 2012-03-15 CN CN2012200966297U patent/CN202471253U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103512664A (en) * | 2013-10-18 | 2014-01-15 | 国网上海市电力公司 | Convertor station high-voltage secondary screen cabinet infrared temperature measurement method |
| CN106768018A (en) * | 2016-11-25 | 2017-05-31 | 国电南瑞科技股份有限公司 | Site installs the on-line monitoring and diagnostic system and method for second power equipment |
| CN106768018B (en) * | 2016-11-25 | 2019-08-23 | 国电南瑞科技股份有限公司 | Site installs the on-line monitoring and diagnostic system and method for second power equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20200315 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |