CN202166722U - Online monitoring and fault diagnosing system of circuit breaker - Google Patents
Online monitoring and fault diagnosing system of circuit breaker Download PDFInfo
- Publication number
- CN202166722U CN202166722U CN2011202410731U CN201120241073U CN202166722U CN 202166722 U CN202166722 U CN 202166722U CN 2011202410731 U CN2011202410731 U CN 2011202410731U CN 201120241073 U CN201120241073 U CN 201120241073U CN 202166722 U CN202166722 U CN 202166722U
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- China
- Prior art keywords
- signal
- signal processing
- isolating switch
- line monitoring
- fault diagnosis
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Abstract
The utility model relates to the technical field of a circuit breaker, in particular to an online monitoring and fault diagnosing system of the circuit breaker. The online monitoring and fault diagnosing system comprises a signal collecting device, a signal processing device, a status analyzing device, a fault diagnosing device and a man-machine interaction device, wherein the signal collecting device is used for collecting signals; the signal processing device is used for processing the signals; the status analyzing device is used for the data analysis of the signals; the man-machine interaction device is used for observing data; the signal collecting device is connected with the signal processing device by a signal; the signal processing device is connected with the status analyzing device by a signal; the status analyzing device is connected with the fault diagnosing device; and the fault diagnosing device is connected with the man-machine interaction device. The online monitoring and fault diagnosing system has high accuracy in terms of signal collection and data analysis and can accurately diagnose the faults of equipment, so that the faults can be timely eliminated, the operating time is saved, the operating efficiency is improved, and the safety and the stability of equipment are increased.
Description
Technical field
The utility model relates to the technical field of isolating switch, especially a kind of isolating switch on-line monitoring and fault diagnosis system.
Background technology
Employed isolating switch on-line monitoring and fault diagnosis system are all relatively poor for the ability of the accuracy of the collection of data, data analysis in present most of electrical network, thereby just cause the security and the less stable of total system.
The utility model content
The technical matters that the utility model will solve is: overcome the deficiency in the prior art, a kind of isolating switch on-line monitoring and fault diagnosis system are provided.
The utility model solves the technical scheme that its technical matters adopted: a kind of isolating switch on-line monitoring and fault diagnosis system; Comprise the signal pickup assembly that is used for acquired signal, the signal processing apparatus that is used for processing signals, signal is carried out state analysis device, the trouble-shooter of data analysis and is used for the human-computer interaction device of observed data; Described signal pickup assembly is connected through signal with signal processing apparatus; Signal processing apparatus is connected through signal with the state analysis device; The state analysis device is connected with trouble-shooter, and trouble-shooter is connected with human-computer interaction device.
Described signal pickup assembly has displacement transducer and Hall current sensor.
Described signal processing apparatus has digital A/D modular converter and the digital signal processing module that signal is converted into numeral.
Described state analysis device has priority processing module and data analysis module.
Described trouble-shooter has the circuit breaker failure diagnostic module that is used to judge the data that pass.
Described human-computer interaction device has human-computer interaction interface and Database Unit.
The beneficial effect of the utility model is: the utility model is to the accuracy height of the collection and the data analysis of signal; The fault that can diagnose out equipment to occur accurately, thus he can in time gets rid of, saved the working time; Improved work efficiency, the security of equipment strengthens with stability.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the synoptic diagram of the utility model.
Embodiment
Combine accompanying drawing that the utility model is further described now.The synoptic diagram that these accompanying drawings are simplification is only explained the basic structure of the utility model in a schematic way, so it only shows the formation relevant with the utility model.
Isolating switch on-line monitoring and fault diagnosis system as shown in Figure 1; Comprise the signal pickup assembly that is used for acquired signal, the signal processing apparatus that is used for processing signals, signal is carried out state analysis device, the trouble-shooter of data analysis and is used for the human-computer interaction device of observed data; Described signal pickup assembly is connected through signal with signal processing apparatus; Signal processing apparatus is connected through signal with the state analysis device; The state analysis device is connected with trouble-shooter, and trouble-shooter is connected with human-computer interaction device.
Signal pickup assembly has displacement transducer and Hall current sensor; System acquisition characterizes the signal of isolating switch working condition; Displacement transducer can be gathered the displacement signal of moving contact of breaker, and Hall current sensor is used for gathering the signal of temperature rise of divide-shut brake coil current, energy storage motor electric current, primary circuit etc.
Signal processing apparatus has digital A/D modular converter and the digital signal processing module that signal is converted into numeral; Be responsible for the signal of gathering nurse one's health, the calculating of A/D conversion, signal Processing, characteristic quantity etc., calculate the characteristic quantity that characterizes isolating switch health status.
The state analysis device has priority processing module and data analysis module, to each data monitored, analyzes according to the analytical approach that preamble is addressed.
Trouble-shooter has the circuit breaker failure diagnostic module that is used to judge the data that pass, and through microprocessor characteristic quantity is imported expert system and carries out reasoning, exports the conclusion that draws to human-computer interaction interface.
Human-computer interaction device has human-computer interaction interface and Database Unit, exports or print man-machine diagnostic result, reasoning process, maintenance suggestion, shows the value of curve, indicating characteristic amount, and the staff observes through data, operates.
The inference method of circuit breaker failure diagnosis: contact displacement, vibration signal, the secondary circuit electric signal through the on-line monitoring isolating switch also extracts on the basis of characteristic quantity; With the inference system in the characteristic quantity input fault diagnostic device; Characterize the characteristic quantity of circuit-breaker status and the corresponding relation of failure cause through foundation, the output failure cause.
What the displacement transducer of the utility model adopted is the conductive plastics displacement transducer.
Above-mentioned embodiment is only for explaining the technical conceive and the characteristics of the utility model; Its purpose is to let the personage that is familiar with this technology can understand the content of the utility model and implements; Can not limit the protection domain of the utility model with this; All equivalences of being done according to the utility model spirit change or modify, and all should be encompassed in the protection domain of the utility model.
Claims (6)
1. isolating switch on-line monitoring and fault diagnosis system; It is characterized in that: comprise the signal pickup assembly that is used for acquired signal, the signal processing apparatus that is used for processing signals, signal is carried out state analysis device, the trouble-shooter of data analysis and is used for the human-computer interaction device of observed data; Described signal pickup assembly is connected through signal with signal processing apparatus; Signal processing apparatus is connected through signal with the state analysis device; The state analysis device is connected with trouble-shooter, and trouble-shooter is connected with human-computer interaction device.
2. isolating switch on-line monitoring according to claim 1 and fault diagnosis system is characterized in that: described signal pickup assembly has displacement transducer and Hall current sensor.
3. isolating switch on-line monitoring according to claim 1 and fault diagnosis system is characterized in that: described signal processing apparatus has digital A/D modular converter and the digital signal processing module that signal is converted into numeral.
4. isolating switch on-line monitoring according to claim 1 and fault diagnosis system is characterized in that: described state analysis device has priority processing module and data analysis module.
5. isolating switch on-line monitoring according to claim 1 and fault diagnosis system is characterized in that: described trouble-shooter has the circuit breaker failure diagnostic module that is used to judge the data that pass.
6. isolating switch on-line monitoring according to claim 1 and fault diagnosis system is characterized in that: described human-computer interaction device has human-computer interaction interface and Database Unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202410731U CN202166722U (en) | 2011-07-09 | 2011-07-09 | Online monitoring and fault diagnosing system of circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202410731U CN202166722U (en) | 2011-07-09 | 2011-07-09 | Online monitoring and fault diagnosing system of circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202166722U true CN202166722U (en) | 2012-03-14 |
Family
ID=45802539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202410731U Expired - Lifetime CN202166722U (en) | 2011-07-09 | 2011-07-09 | Online monitoring and fault diagnosing system of circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202166722U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102636745A (en) * | 2012-04-10 | 2012-08-15 | 常州森隆电力科技有限公司 | Real-time online monitoring device for electrical life of circuit breaker and monitoring method |
| CN103064019A (en) * | 2013-01-04 | 2013-04-24 | 河海大学常州校区 | High-voltage circuit interrupter fault diagnosis method based on grey correlation fuzzy clustering |
| CN103336243A (en) * | 2013-07-01 | 2013-10-02 | 东南大学 | Breaker fault diagnosis method based on separating/closing coil current signals |
| CN103558545A (en) * | 2013-11-16 | 2014-02-05 | 沈阳工业大学 | Device and method for detecting on-off prebreakdown time of breaker |
-
2011
- 2011-07-09 CN CN2011202410731U patent/CN202166722U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102636745A (en) * | 2012-04-10 | 2012-08-15 | 常州森隆电力科技有限公司 | Real-time online monitoring device for electrical life of circuit breaker and monitoring method |
| CN102636745B (en) * | 2012-04-10 | 2014-07-30 | 常州森隆电力科技有限公司 | Real-time online monitoring device for electrical life of circuit breaker and monitoring method |
| CN103064019A (en) * | 2013-01-04 | 2013-04-24 | 河海大学常州校区 | High-voltage circuit interrupter fault diagnosis method based on grey correlation fuzzy clustering |
| CN103336243A (en) * | 2013-07-01 | 2013-10-02 | 东南大学 | Breaker fault diagnosis method based on separating/closing coil current signals |
| CN103336243B (en) * | 2013-07-01 | 2016-02-10 | 东南大学 | Based on the circuit breaker failure diagnostic method of divide-shut brake coil current signal |
| CN103558545A (en) * | 2013-11-16 | 2014-02-05 | 沈阳工业大学 | Device and method for detecting on-off prebreakdown time of breaker |
| CN103558545B (en) * | 2013-11-16 | 2015-12-09 | 沈阳工业大学 | A kind of isolating switch closes pre arcing time pick-up unit and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120314 |
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| CX01 | Expiry of patent term |