CN209070063U - A kind of GIS equipment partial discharge detection device - Google Patents
A kind of GIS equipment partial discharge detection device Download PDFInfo
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- CN209070063U CN209070063U CN201821805321.9U CN201821805321U CN209070063U CN 209070063 U CN209070063 U CN 209070063U CN 201821805321 U CN201821805321 U CN 201821805321U CN 209070063 U CN209070063 U CN 209070063U
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Abstract
The utility model discloses a kind of GIS equipment partial discharge detection device, GIS device includes disc insulator, including superfrequency acquisition unit, filter unit, amplifying unit, signal processing unit, intelligent terminal, light warning unit and audible alarm unit.The utility model utilizes sensing technology and microelectric technique, real-time monitoring is carried out to shelf depreciation inside running GIS, obtain the physical quantity of reaction GIS equipment operational condition, and it is analyzed and processed, it makes prediction to GIS equipment operational condition, alarm and fault diagnosis are provided, stability when GIS device operation is improved, to improve economic benefit.
Description
Technical field
The utility model relates to electrical equipment technical field more particularly to a kind of GIS equipment partial discharge detection devices.
Background technique
GIS device (gas-insulating and fully-enclosed combined electrical apparatus) is one of important equipment of substation, is to guarantee that power grid is normal
The important link of operation.Insulation fault is the one of the major reasons for influencing GIS device reliability service, and insulation fault usually originates from
Deterioration and defect caused by internal shelf depreciation.Therefore, GIS device can reflect to the detection of GIS equipment partial discharge
Built-in electrical insulation situation timely and effectively finds the latency insulation defect inside GIS device, avoids the generation of sudden accident.
Currently, existing GIS device majority is fitted without superfrequency online detector for partial discharge, mainly live detection, reality
When middle discovery suspected malfunctions point, portable instrument is unable to long continuous operation.
Utility model content
In order to solve the above-mentioned prior art problems, the utility model provides a kind of GIS equipment partial discharge detection device,
GIS device includes disc insulator, including superfrequency acquisition unit, filter unit, amplifying unit, signal processing unit, intelligence
Terminal, light warning unit and audible alarm unit；
The superfrequency acquisition unit includes microstrip antenna and sending module；The microstrip antenna is set to GIS device and basin
Seam crossing is installed in the outside of formula insulator and the standing-wave ratio of microstrip antenna meets standing-wave ratio preset condition, for acquiring shelf depreciation
Superfrequency radio magnetic wave signal；The sending module is used to superfrequency radio magnetic wave signal being sent to filter unit；
The filter unit is used to filter out the clutter in the superfrequency radio magnetic wave signal received, is converted into filter
Wave signal, and filtering signal is sent to amplifying unit；
The amplifying unit is used to filtering signal conditioning zooming into amplified signal, and amplified signal is sent at signal
Manage unit；
The signal processing unit includes A/D conversion module, threshold value/gain module, display module, communication module and Wei Chu
Manage device；A/D conversion module, threshold value/gain module, display module and communication module are connect with microprocessor respectively；A/D modulus of conversion
Block is used to for amplified signal to be converted into microprocessor that with the digital signal of reading process and microprocessor can be sent to；Microprocessor
Digital signal is analyzed and processed, the information parameter of shelf depreciation is obtained and shows this information by display module；Threshold value/
Gain module is equipped with the threshold value and gain that can be adjusted, for adjusting the critical value of filtering clutter in filter unit；Communication module
Communication for signal processing unit and intelligent terminal；
The intelligent terminal is used to monitor the signal in multiple channels, and is analyzed and diagnosed；
The light warning unit and audible alarm unit are connect with intelligent terminal respectively, for the detection to shelf depreciation
As a result light prompt and audible alarm are carried out.
Preferably, the microstrip antenna includes medium substrate, radiation patch, floor, feeder line and connector；Radiation patch and
Floor is attached to the two sides of medium substrate respectively；Feeder line is connected with radiation pasting board and connector respectively.
Preferably, the intelligent terminal is computer.
The working principle of the utility model are as follows: GIS device each time shelf depreciation process all along in positive and negative charge
With and there is the very big current impulse of steepness, while to the electromagnetic wave of ambient radiation very high frequency.The electricity that shelf depreciation is radiated
The spectral characteristic of magnetic wave is related with the dielectric strength of the geometry of Partial Discharge Sources and discharging gap.Microstrip antenna is by adopting
Collect superfrequency radio magnetic wave signal, and collected signal is carried out through filter unit, amplifying unit, by signal processing unit
Analysis processing, then will be pretreated that data are sent to intelligent terminal through communication module.Data are carried out spectrogram by intelligent terminal
Real-time display, and can be stored according to setting condition, while carrying out analysis using digital signal of the spectrogram library to storage and examining
It is disconnected, shelf depreciation defect type diagnostic result is provided, and alarm by light warning unit and audible alarm unit.Threshold
Effective detection of GIS device under substation's complex electromagnetic environment may be implemented in the setting of value/gain module.If substation
Noise is big, avoids detecting caused by because of ambient noise by increasing threshold value and perplex, in addition, the increase of threshold value can also be more intuitively
Determine the position of signal source.
The utility model utilizes sensing technology and microelectric technique, carries out to shelf depreciation inside running GIS real-time
Monitoring, obtains the physical quantity of reaction GIS equipment operational condition, and is analyzed and processed, and makes to GIS equipment operational condition pre-
It surveys, alarm and fault diagnosis is provided, stability when GIS device operation is improved, to improve economic benefit.
Detailed description of the invention
Fig. 1 is the principles of the present invention block diagram.
Specific embodiment
The embodiments of the present invention are further illustrated with reference to the accompanying drawing.
Referring to Fig. 1, a kind of GIS equipment partial discharge detection device, GIS device includes disc insulator, including superfrequency
Acquisition unit, filter unit, amplifying unit, signal processing unit, intelligent terminal, light warning unit and audible alarm unit.
The superfrequency acquisition unit includes microstrip antenna and sending module.The microstrip antenna is set to GIS device and basin
Seam crossing is installed in the outside of formula insulator and the standing-wave ratio of microstrip antenna meets standing-wave ratio preset condition, for acquiring shelf depreciation
Superfrequency radio magnetic wave signal.The sending module is used to superfrequency radio magnetic wave signal being sent to filter unit.
The filter unit is used to filter out the clutter in the superfrequency radio magnetic wave signal received, is converted into filter
Wave signal, and filtering signal is sent to amplifying unit.
The amplifying unit is used to filtering signal conditioning zooming into amplified signal, and amplified signal is sent at signal
Manage unit.
The signal processing unit includes A/D conversion module, threshold value/gain module, display module, communication module and Wei Chu
Manage device.A/D conversion module, threshold value/gain module, display module and communication module are connect with microprocessor respectively.A/D modulus of conversion
Block is used to for amplified signal to be converted into microprocessor that with the digital signal of reading process and microprocessor can be sent to.Microprocessor
Digital signal is analyzed and processed, the information parameter of shelf depreciation is obtained and shows this information by display module.Threshold value/
Gain module is equipped with the threshold value and gain that can be adjusted, for adjusting the critical value of filtering clutter in filter unit.Communication module
Communication for signal processing unit and intelligent terminal.
The intelligent terminal is used to monitor the signal in multiple channels, and is analyzed and diagnosed.
The light warning unit and audible alarm unit are connect with intelligent terminal respectively, for the detection to shelf depreciation
As a result light prompt and audible alarm are carried out.
The microstrip antenna includes medium substrate, radiation patch, floor, feeder line and connector；Radiation patch and floor point
It is not attached to the two sides of medium substrate.Feeder line is connected with radiation pasting board and connector respectively.
The intelligent terminal is computer.
Claims (3)
1. a kind of GIS equipment partial discharge detection device, GIS device include disc insulator, it is characterised in that: including superfrequency
Acquisition unit, filter unit, amplifying unit, signal processing unit, intelligent terminal, light warning unit and audible alarm unit；
The superfrequency acquisition unit includes microstrip antenna and sending module；The microstrip antenna is set to GIS device and benzvalene form is exhausted
Seam crossing is installed in the outside of edge and the standing-wave ratio of microstrip antenna meets standing-wave ratio preset condition, for acquiring the spy of shelf depreciation
High frequency radio magnetostatic wave signal；The sending module is used to superfrequency radio magnetic wave signal being sent to filter unit；
The filter unit is used to filter out the clutter in the superfrequency radio magnetic wave signal received, is converted into filtering letter
Number, and filtering signal is sent to amplifying unit；
The amplifying unit is used to filtering signal conditioning zooming into amplified signal, and amplified signal is sent to signal processing list
Member；
The signal processing unit includes A/D conversion module, threshold value/gain module, display module, communication module and micro process
Device；A/D conversion module, threshold value/gain module, display module and communication module are connect with microprocessor respectively；A/D conversion module
With the digital signal of reading process and microprocessor can be sent to for amplified signal to be converted into microprocessor；Microprocessor pair
Digital signal is analyzed and processed, and is obtained the information parameter of shelf depreciation and is shown this information by display module；Threshold value/increasing
Beneficial module is equipped with the threshold value and gain that can be adjusted, for adjusting the critical value of filtering clutter in filter unit；Communication module is used
In the communication of signal processing unit and intelligent terminal；
The intelligent terminal is used to monitor the signal in multiple channels, and is analyzed and diagnosed；
The light warning unit and audible alarm unit are connect with intelligent terminal respectively, for the testing result to shelf depreciation
Carry out light prompt and audible alarm.
2. a kind of GIS equipment partial discharge detection device according to claim 1, it is characterised in that: the microstrip antenna
Including medium substrate, radiation patch, floor, feeder line and connector；Radiation patch and floor are attached to the two sides of medium substrate respectively；
Feeder line is connected with radiation pasting board and connector respectively.
3. a kind of GIS equipment partial discharge detection device according to claim 2, it is characterised in that: the intelligent terminal
For computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201821805321.9U CN209070063U (en) | 2018-11-05 | 2018-11-05 | A kind of GIS equipment partial discharge detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821805321.9U CN209070063U (en) | 2018-11-05 | 2018-11-05 | A kind of GIS equipment partial discharge detection device |
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| CN209070063U true CN209070063U (en) | 2019-07-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109143003A (en) * | 2018-11-05 | 2019-01-04 | 国网河南省电力公司焦作供电公司 | A kind of GIS equipment partial discharge detection system and its method |
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2018
- 2018-11-05 CN CN201821805321.9U patent/CN209070063U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109143003A (en) * | 2018-11-05 | 2019-01-04 | 国网河南省电力公司焦作供电公司 | A kind of GIS equipment partial discharge detection system and its method |
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