CN206002661U - Intelligent high voltage power circuit breaker failure diagnostic system - Google Patents
Intelligent high voltage power circuit breaker failure diagnostic system Download PDFInfo
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- CN206002661U CN206002661U CN201620212794.2U CN201620212794U CN206002661U CN 206002661 U CN206002661 U CN 206002661U CN 201620212794 U CN201620212794 U CN 201620212794U CN 206002661 U CN206002661 U CN 206002661U
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- 238000012544 monitoring process Methods 0.000 claims abstract description 36
- 238000012806 monitoring device Methods 0.000 claims abstract description 12
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 4
- 238000012545 processing Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 4
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- 230000008878 coupling Effects 0.000 claims description 2
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- 230000009471 action Effects 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
This utility model is related to a kind of intelligent high voltage power circuit breaker failure diagnostic system, including：Some circuit breakers monitoring devices, the monitoring terminal being connected with each circuit breakers monitoring device, circuit breakers monitoring device includes：For displacement transducer, Hall current sensor, acceleration transducer, temperature sensor, SF6Density sensor；Each sensor is connected with the multi input end of multiselect one switch module respectively, one signal processor unit is used for switching the corresponding monitoring signals that multiselect one switch module selects respective channel and receives each sensor transmission, and monitoring signals are converted to digital signal send to carrier modulation block, the monitoring signals of digital form are coupled on electric lines of force carrier modulation block, are sent to monitoring terminal by electric lines of force.
Description
Technical field
This utility model belongs to high pressure equipment Condition Monitoring Technology field, more particularly, to a kind of intelligent high voltage power chopper
Fault diagnosis system.
Background technology
Intelligent grid equipment condition monitoring is the normal indispensable link of operating of intelligent grid.In power system mesohigh
Chopper application is extremely wide, is responsible for important control in power system, protection dual-use function.No matter power circuit be in assorted
State, for example unloaded, load or short trouble, when requiring breaker actuation, it all should be able to action message, or close,
Or cut-off circuit.And the division action of contact of breaker, to drive by operating mechanism reliable movement.Primary cut-out
Reliability service is undoubtedly the basic guarantee that intelligent grid is realized.Manage mould with electrical network expanding day and Unattended substation
Formula and the penetration and promotion of comprehensive automation, the safe operation of high-tension switch cabinet is more and more important, and power outage is given and produced and live
The impact bringing and loss are also increasing, therefore have high reliability in the urgent need to high-tension switch cabinet, and can monitor fault, with
Just take preventive measures, it is to avoid power outage occurs.
Utility model content
The purpose of this utility model is to provide a kind of intelligent high voltage power circuit breaker failure diagnostic system, to solve to multiple
Chopper carries out on-line monitoring, and the technical problem that monitoring signals are transmitted.
In order to solve above-mentioned technical problem, this utility model provides a kind of intelligent high voltage power circuit breaker failure diagnosis system
System, including：Some circuit breakers monitoring devices, the monitoring terminal being connected with each circuit breakers monitoring device；Wherein said chopper prison
Survey device to include：For the physical quantitys such as stroke being converted into the displacement transducer of the corresponding signal of telecommunication, divide for measuring chopper/
Closing coil electric current and the Hall current sensor of voltage, are converted into electricity for vibration signal when dividing/close killer switch
The acceleration transducer of signal, for the temperature sensor of measuring environment temperature and circuit breaker mechanism case interior temperature signal, uses
In measurement SF6The density of gas and the SF of pressure signal6Density sensor；Each sensor is many with multiselect one switch module respectively
Input is connected, and a signal processor unit is used for switching multiselect one switch module selection respective channel and receives each sensor
The corresponding monitoring signals sending, and monitoring signals are converted to digital signal send to carrier modulation block, described carrier modulation
The monitoring signals of digital form are coupled on electric lines of force module, are sent to monitoring terminal by electric lines of force.
Further, described monitoring terminal includes：The carrier wave demodulation module coupling with electric lines of force, with this carrier wave demodulation module phase
Data processing module even, this data processing module is connected with display module data memory module respectively.
The beneficial effects of the utility model are that intelligent high voltage power circuit breaker failure diagnostic system of the present utility model can
The many kinds of parameters of real time on-line monitoring chopper, and it is monitored data transfer using electric lines of force, in addition need not arrange network,
To reduce communications cost.
Brief description
With reference to the accompanying drawings and examples this utility model is further illustrated.
Fig. 1 is the theory diagram of intelligent high voltage power circuit breaker failure diagnostic system of the present utility model；
Fig. 2 is the theory diagram of signal processing unit of the present utility model；
Fig. 3 is the theory diagram of monitoring terminal of the present utility model.
Specific embodiment
Presently in connection with accompanying drawing, this utility model is described in further detail.These accompanying drawings are the schematic diagram of simplification,
Basic structure of the present utility model is only described in a schematic way, therefore it only shows the composition relevant with this utility model.
As shown in Figure 1 to Figure 3, a kind of intelligent high voltage power circuit breaker failure diagnostic system of the present utility model, including：If
Dry circuit breakers monitoring device, the monitoring terminal being connected with each circuit breakers monitoring device；Wherein said circuit breakers monitoring device includes：
For the physical quantitys such as stroke being converted into the displacement transducer of the corresponding signal of telecommunication, divide/closing coil electricity for measuring chopper
Stream and the Hall current sensor of voltage, are converted into the acceleration of the signal of telecommunication for vibration signal when dividing/close killer switch
Degree sensor, for the temperature sensor of measuring environment temperature and circuit breaker mechanism case interior temperature signal, for measuring SF6Gas
The density of body and the SF of pressure signal6Density sensor；Each sensor is connected with the multi input end of multiselect one switch module respectively,
One signal processor unit is used for switching multiselect one switch module selection respective channel and receives the corresponding of each sensor transmission
Monitoring signals, and monitoring signals are converted to digital signal send to carrier modulation block, described carrier modulation block is by numeral
The monitoring signals of form are coupled on electric lines of force, are sent to monitoring terminal by electric lines of force.
Wherein, signal processor unit includes：For controlling the process of the quick voluntarily switching channel of multiselect one switch module
Device module, amplifying circuit, filter circuit, shaping circuit and the AD conversion being sequentially connected with switching multiselect one switch module outfan
Circuit, this A/D convertor circuit is suitable to monitoring signals（Analogue signal）Be converted to digital signal and be supplied to carrier modulation block；Cause
This, can meet Multi-channel monitoring signal using a set of amplifying circuit, filter circuit, shaping circuit and A/D convertor circuit and use.Institute
State carrier modulation block to include：Carrier modulation demodulation chip, filtering amplitude limiter circuit and the termination power being sequentially connected.
Carrier modulation demodulation chip in described carrier modulation block is used for monitoring signals are modulated, filtering amplitude limit electricity
Road eliminates the disturbing pulse that on electric lines of force, the cycle occurs, and monitoring signals are coupled on electric lines of force termination power.
And, described monitoring terminal includes：The carrier wave demodulation module being coupled with electric lines of force, is connected with this carrier wave demodulation module
Data processing module, this data processing module is connected with display module data memory module respectively.
Wherein, carrier wave demodulation module includes：Termination power, filtering amplitude limiter circuit and the carrier modulation solution aligning being sequentially connected
Piece.
Specifically, monitoring terminal obtains the corresponding Monitoring Data of each circuit breakers monitoring device by carrier wave demodulation module, leads to
Cross display module to be shown it is also possible to store Monitoring Data to data memory module.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, related work people
Member can carry out various change and modification completely in the range of without departing from this utility model technological thought.This reality
The content being not limited in description with new technical scope it is necessary to determine its technology according to right
Property scope.
Claims (1)
1. a kind of intelligent high voltage power circuit breaker failure diagnostic system is it is characterised in that include：Some circuit breakers monitoring devices,
The monitoring terminal being connected with each circuit breakers monitoring device；Wherein
Described circuit breakers monitoring device includes：For stroke physical quantity being converted into the displacement transducer of the corresponding signal of telecommunication, use
Divide/the Hall current sensor of closing coil electric current and voltage in measurement chopper, for shaking when dividing/close killer switch
Dynamic signal is converted into the acceleration transducer of the signal of telecommunication, for measuring environment temperature and circuit breaker mechanism case interior temperature signal
Temperature sensor, for measuring SF6The density of gas and the SF of pressure signal6Density sensor；
Each sensor is connected with the multi input end of multiselect one switch module respectively, and a signal processor unit is used for switching multiselect one
Switch module selects respective channel and receives the corresponding monitoring signals that each sensor sends, and monitoring signals are converted to numeral
Signal sends to carrier modulation block, and the monitoring signals of digital form are coupled on electric lines of force described carrier modulation block, leads to
Cross electric lines of force to send to monitoring terminal；
Described monitoring terminal includes：The carrier wave demodulation module coupling with electric lines of force, at the data being connected with this carrier wave demodulation module
Reason module, this data processing module is connected with display module data memory module respectively；
Described carrier modulation block includes：Carrier modulation demodulation chip, filtering amplitude limiter circuit and the termination power being sequentially connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620212794.2U CN206002661U (en) | 2016-03-18 | 2016-03-18 | Intelligent high voltage power circuit breaker failure diagnostic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620212794.2U CN206002661U (en) | 2016-03-18 | 2016-03-18 | Intelligent high voltage power circuit breaker failure diagnostic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206002661U true CN206002661U (en) | 2017-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620212794.2U Expired - Fee Related CN206002661U (en) | 2016-03-18 | 2016-03-18 | Intelligent high voltage power circuit breaker failure diagnostic system |
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| Country | Link |
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| CN (1) | CN206002661U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111044896A (en) * | 2019-12-23 | 2020-04-21 | 云南恒协科技有限公司 | Strut type circuit breaker on-line monitoring system |
-
2016
- 2016-03-18 CN CN201620212794.2U patent/CN206002661U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111044896A (en) * | 2019-12-23 | 2020-04-21 | 云南恒协科技有限公司 | Strut type circuit breaker on-line monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Leng Xiangbiao Inventor after: Wang Qinghong Inventor after: Niu Feng Inventor after: Shen Min Inventor after: Dou Ruting Inventor after: Zhang Jigang Inventor after: Yuan Hao Inventor after: Qin Gaoyuan Inventor before: Zhou Jie |
|
| COR | Change of bibliographic data | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170217 Address after: 510080 Dongfeng East Road, Dongfeng, Guangdong, Guangzhou, Zhejiang Province, No. 6 Patentee after: China South Power Grid International Co.,Ltd. Address before: 213000 North District, Jiangsu, Changzhou Jin Ling North Road, Hohai University Patentee before: Zhou Jie |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170308 Termination date: 20190318 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |