CN203870199U - GIS lossless monitoring apparatus based on full-life management - Google Patents

GIS lossless monitoring apparatus based on full-life management Download PDF

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Publication number
CN203870199U
CN203870199U CN201420148337.2U CN201420148337U CN203870199U CN 203870199 U CN203870199 U CN 203870199U CN 201420148337 U CN201420148337 U CN 201420148337U CN 203870199 U CN203870199 U CN 203870199U
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CN
China
Prior art keywords
partial discharge
gis
circuit
module
acquisition module
Prior art date
Application number
CN201420148337.2U
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Chinese (zh)
Inventor
季素云
岳增伟
崔川
杨静
耿宁
阎炳水
孙学锋
李志刚
张涛
高鹏
王毅
王晔
王世儒
孙立新
王建民
王博
李天�
梁珊珊
乔恒
孙燕
刘琳
李锋
Original Assignee
国家电网公司
国网山东省电力公司淄博供电公司
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Priority to CN201420148337.2U priority Critical patent/CN203870199U/en
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Publication of CN203870199U publication Critical patent/CN203870199U/en

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Abstract

The utility model relates to the field of partial discharge detection of electric power equipment, and especially relates to a GIS lossless monitoring apparatus based on full-life management. A supersonic wave partial discharge detection module is connected with a supersonic wave partial discharge characteristic quantity acquisition module, an ultrahigh frequency partial discharge detection module is connected with an ultrahigh frequency partial discharge characteristic quantity acquisition module, the output ends of the supersonic wave partial discharge characteristic quantity acquisition module and the ultrahigh frequency partial discharge characteristic quantity acquisition module are connected with a data processing module through a circuit change-over switch, and the data processing module is connected with a display module. The advantages are as follows: the apparatus is simple and portable, the integration degree is high, a supersonic wave GIS partial discharge nondestructive test means and an ultrahigh frequency GIS partial discharge nondestructive test means are combined together, and through one circuit change-over switch, two different signals are detected and the acquisition modules share one data processing module and one display module, such that the circuit design and manufacture are reduced, GIS partial discharge types and positions of discharge points are determined through comprehensive analysis, such two methods are mutually supplementary, and a better detection effect is realized.

Description

GIS nondestructive monitoring device based on life-cycle management
Technical field
The utility model relates to the Partial Discharge Detection field of power equipment, relates in particular to a kind of GIS nondestructive monitoring device based on life-cycle management.
Background technology
GIS shelf depreciation is can be at GIS inner and produce light, sound, mechanical vibration and physical signalling and the chemical signal such as electric around, the general only single means of utilizing a kind of detection of traditional GIS Partial Discharge Detection means, and different defects different developing period shelf depreciation characteristic quantity be also not quite similar, shelf depreciation defect dissimilar, different times that a kind of single detection technique cannot effectively detect.
Utility model content
For overcoming the deficiency in above-mentioned technology, the purpose of this utility model is: a kind of GIS nondestructive monitoring device based on life-cycle management is provided, set ultrasound wave and two kinds of GIS shelf depreciation nondestructiving detecting means of superfrequency, comprehensive analysis and judgement go out the position that type and point of discharge are put in the part of GIS, two kinds of distinct methods supplement mutually, realize and better detect effect.
The utility model is that the technical scheme that its technical matters of solution adopts is:
The described GIS nondestructive monitoring device based on life-cycle management, ultrasound wave Partial Discharge Detection module connects ultrasound wave local discharge characteristic amount acquisition module, superfrequency Partial Discharge Detection module connects superfrequency local discharge characteristic amount acquisition module, the output terminal of ultrasound wave local discharge characteristic amount acquisition module and superfrequency local discharge characteristic amount acquisition module is by circuit changing switch connection data processing module, and data processing module connects display module.
When the utility model is used, by duty and the mode of operation of circuit changing switch selecting arrangement, first choice circuit is operated in ultrasound wave Partial Discharge Detection state, ultrasonic signal detects data and shows by display module, testing staff has discharge off and electric discharge type by the peak value of signal and the preliminary judgement that distributes, utilize subsequently circuit changing switch to select superfrequency Partial Discharge Detection pattern, utilize this detection signal further to analyze the running status of judgement GIS equipment, realize the life cycle management management of equipment, data processing module can be realized data storage and derive, be convenient to further analyze.
Preferably, described ultrasound wave Partial Discharge Detection module adopts ultrasonic detecting probe, ultrasound wave local discharge characteristic amount acquisition module comprises to be penetrated with circuit, voltage amplifier circuit and filtering circuit, ultrasonic detecting probe connects to be penetrated with circuit, filtering circuit connects switch, the ultrasonic signal that ultrasonic detecting probe produces GIS apparatus local discharge is converted to electric signal, ultrasound wave local discharge characteristic amount acquisition module gathers the electric signal of ultrasonic probe, penetrate with circuit and can guarantee the stable of ultrasonic detecting probe voltage signal, then by voltage amplifier circuit, amplify the electric signal collecting, in actual working environment, inevitably have the power frequency interference of 50Hz and the electromagnetic interference (EMI) of charging equipment, at ultrasound wave local discharge characteristic amount acquisition module afterbody, filtering circuit is set.
Preferably, described superfrequency Partial Discharge Detection module adopts superfrequency Partial Discharge Detection probe, superfrequency local discharge characteristic amount acquisition module comprises to be penetrated with circuit, voltage amplifier circuit and filtering circuit, superfrequency Partial Discharge Detection probe connects to be penetrated with circuit, filtering circuit connects switch, the ultrasonic signal that superfrequency Partial Discharge Detection probe produces GIS apparatus local discharge is converted to electric signal, and superfrequency local discharge characteristic amount acquisition module signal acquisition process is identical with ultrasound wave local discharge characteristic amount acquisition module.
Preferably, described data processing module adopts single-chip microcomputer STM32F103, this single-chip microcomputer is 32 embedded microprocessors based on Cortex-M3 kernel, it is the ARM that does not need operating system, compare with similar single-chip microcomputer, STM32F103 has the Cortex-M3 kernel of leading framework, outstanding power consumption efficiency, abundant peripheral hardware, perfect firmware library and abundant example program, in addition, STM32 series monolithic carries 12 AD of 16 external channels, slewing rate is fast, precision is higher, meets GIS non-destructive monitoring demand.
Preferably, described circuit changing switch adopts six road knob switches, ultrasound wave local discharge characteristic amount acquisition module and the output terminal of superfrequency local discharge characteristic amount acquisition module are connected respectively two input ends of six road knob switches, the output terminal of six road knob switches connects the AD interface of STM32F103 single-chip microcomputer, by circuit changing switch, select equipment working state and mode of operation, and by equipment Inspection to local discharge signal transfer to data processing module.
Preferably, described display module adopts touch display screen, and touch display screen is connected with STM32F103 single-chip microcomputer by data line, and data line is realized the data communication between touch display screen and data processing module, in real time the testing result of display device.
Preferably, described data line comprises data and sends sub-line and the sub-line of data receiver, data send on sub-line and the sub-line of data receiver wire jumper are set respectively, touch display screen except with STM32F103 single chip communication, also need to connect computer and realize its picture renewal and parameter setting, so two of wire jumpers are set, to disconnect connection each other.
Compared with prior art, the utlity model has following beneficial effect:
The utility model Simple portable, integrated level is high, set ultrasound wave and two kinds of GIS shelf depreciation nondestructiving detecting means of superfrequency, by a circuit changing switch, realize two kinds of unlike signals detections, acquisition modules and share a set of data processing module and display module, circuit design and making have been reduced, comprehensive analysis and judgement go out the position that type and point of discharge are put in the part of GIS, and two kinds of distinct methods supplement mutually, realize and better detect effect.
Accompanying drawing explanation
Fig. 1 the utility model structured flowchart.
Fig. 2 single-chip microcomputer STM32F103 and touch display screen connection line figure.
In figure: 1, six road knob switches; 2, STM32F103 single-chip microcomputer; 3, touch display screen.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is described further:
As shown in Figure 1, 2, GIS nondestructive monitoring device based on life-cycle management described in the utility model, ultrasound wave Partial Discharge Detection module connects ultrasound wave local discharge characteristic amount acquisition module, superfrequency Partial Discharge Detection module connects superfrequency local discharge characteristic amount acquisition module, the output terminal of ultrasound wave local discharge characteristic amount acquisition module and superfrequency local discharge characteristic amount acquisition module is by circuit changing switch connection data processing module, and data processing module connects display module.
Wherein, ultrasound wave Partial Discharge Detection module adopts ultrasonic detecting probe, ultrasound wave local discharge characteristic amount acquisition module comprises to be penetrated with circuit, voltage amplifier circuit and filtering circuit, ultrasonic detecting probe connects to be penetrated with circuit, filtering circuit connects switch, the ultrasonic signal that ultrasonic detecting probe produces GIS apparatus local discharge is converted to electric signal, ultrasound wave local discharge characteristic amount acquisition module gathers the electric signal of ultrasonic probe, penetrate with circuit and can guarantee the stable of ultrasonic detecting probe voltage signal, then by voltage amplifier circuit, amplify the electric signal collecting, in actual working environment, inevitably have the power frequency interference of 50Hz and the electromagnetic interference (EMI) of charging equipment, at ultrasound wave local discharge characteristic amount acquisition module afterbody, filtering circuit is set, superfrequency Partial Discharge Detection module adopts superfrequency Partial Discharge Detection probe, superfrequency local discharge characteristic amount acquisition module comprises to be penetrated with circuit, voltage amplifier circuit and filtering circuit, superfrequency Partial Discharge Detection probe connects to be penetrated with circuit, filtering circuit connects switch, the ultrasonic signal that superfrequency Partial Discharge Detection probe produces GIS apparatus local discharge is converted to electric signal, and superfrequency local discharge characteristic amount acquisition module signal acquisition process is identical with ultrasound wave local discharge characteristic amount acquisition module, data processing module adopts STM32F103 single-chip microcomputer 2, this single-chip microcomputer is 32 embedded microprocessors based on Cortex-M3 kernel, it is the ARM that does not need operating system, compare with similar single-chip microcomputer, STM32F103 single-chip microcomputer 2 has the Cortex-M3 kernel of leading framework, outstanding power consumption efficiency, abundant peripheral hardware, perfect firmware library and abundant example program, in addition, STM32 series monolithic carries 12 AD of 16 external channels, slewing rate is fast, precision is higher, meets GIS non-destructive monitoring demand, circuit changing switch adopts six road knob switches 1, ultrasound wave local discharge characteristic amount acquisition module and the output terminal of superfrequency local discharge characteristic amount acquisition module are connected respectively two input ends of six road knob switches 1, the output terminal of six road knob switches 1 connects the AD interface of STM32F103 single-chip microcomputer 2, by circuit changing switch, select equipment working state and mode of operation, and by equipment Inspection to local discharge signal transfer to data processing module, display module adopts touch display screen 3, and touch display screen 3 is connected with STM32F103 single-chip microcomputer 2 by data line, and data line is realized the data communication between touch display screen 3 and data processing module, in real time the testing result of display device, data line comprises data and sends sub-line and the sub-line of data receiver, data send on sub-line and the sub-line of data receiver wire jumper are set respectively, touch display screen 3 is except communicating by letter with STM32F103 single-chip microcomputer 2, also need to connect computer and realize its picture renewal and parameter setting, so two of wire jumpers are set, to disconnect connection each other.
When the utility model is used, by duty and the mode of operation of circuit changing switch selecting arrangement, first choice circuit is operated in ultrasound wave Partial Discharge Detection state, ultrasonic signal detects data and shows by display module, testing staff has discharge off and electric discharge type by the peak value of signal and the preliminary judgement that distributes, utilize subsequently circuit changing switch to select superfrequency Partial Discharge Detection pattern, utilize this detection signal further to analyze the running status of judgement GIS equipment, realize the life cycle management management of equipment, data processing module can be realized data storage and derive, be convenient to further analyze.
The utility model Simple portable, integrated level is high, set ultrasound wave and two kinds of GIS shelf depreciation nondestructiving detecting means of superfrequency, by a circuit changing switch, realize two kinds of unlike signals detections, acquisition modules and share a set of data processing module and display module, circuit design and making have been reduced, comprehensive analysis and judgement go out the position that type and point of discharge are put in the part of GIS, and two kinds of distinct methods supplement mutually, realize and better detect effect.

Claims (7)

1. the GIS nondestructive monitoring device based on life-cycle management, it is characterized in that, ultrasound wave Partial Discharge Detection module connects ultrasound wave local discharge characteristic amount acquisition module, superfrequency Partial Discharge Detection module connects superfrequency local discharge characteristic amount acquisition module, the output terminal of ultrasound wave local discharge characteristic amount acquisition module and superfrequency local discharge characteristic amount acquisition module is by circuit changing switch connection data processing module, and data processing module connects display module.
2. the GIS nondestructive monitoring device based on life-cycle management according to claim 1, it is characterized in that, described ultrasound wave Partial Discharge Detection module adopts ultrasonic detecting probe, ultrasound wave local discharge characteristic amount acquisition module comprises to be penetrated with circuit, voltage amplifier circuit and filtering circuit, ultrasonic detecting probe connects to be penetrated with circuit, and filtering circuit connects switch.
3. the GIS nondestructive monitoring device based on life-cycle management according to claim 1, it is characterized in that, described superfrequency Partial Discharge Detection module adopts superfrequency Partial Discharge Detection probe, superfrequency local discharge characteristic amount acquisition module comprises to be penetrated with circuit, voltage amplifier circuit and filtering circuit, superfrequency Partial Discharge Detection probe connects to be penetrated with circuit, and filtering circuit connects switch.
4. according to the GIS nondestructive monitoring device based on life-cycle management described in claim 1,2 or 3, it is characterized in that, described data processing module adopts STM32F103 single-chip microcomputer (2).
5. the GIS nondestructive monitoring device based on life-cycle management according to claim 4, it is characterized in that, described circuit changing switch adopts six road knob switches (1), ultrasound wave local discharge characteristic amount acquisition module and the output terminal of superfrequency local discharge characteristic amount acquisition module are connected respectively two input ends of six road knob switches (1), and the output terminal of six road knob switches (1) connects the AD interface of STM32 single-chip microcomputer (2).
6. the GIS nondestructive monitoring device based on life-cycle management according to claim 4, is characterized in that, described display module adopts touch display screen (3), and touch display screen (3) is connected with STM32 single-chip microcomputer (2) by data line.
7. the GIS nondestructive monitoring device based on life-cycle management according to claim 6, is characterized in that, described data line comprises data and sends sub-line and the sub-line of data receiver, and data send on sub-line and the sub-line of data receiver wire jumper is set respectively.
CN201420148337.2U 2014-03-28 2014-03-28 GIS lossless monitoring apparatus based on full-life management CN203870199U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106019197A (en) * 2016-05-19 2016-10-12 国家电网公司 Detection device and method of signal conditioner
CN106168657A (en) * 2016-07-07 2016-11-30 国网北京市电力公司 Signal conditioner and detection method thereof and device
CN106405346A (en) * 2016-08-29 2017-02-15 广西塔锡科技有限公司 Partial discharge detection method and partial discharge detection device
CN106709575A (en) * 2016-11-29 2017-05-24 浙江中新电力发展集团有限公司 Power transmission and distribution equipment whole life cycle management system and method based on waveguide technology
CN110243479A (en) * 2019-06-20 2019-09-17 国网山东省电力公司济宁市任城区供电公司 A kind of method and system improving the online fault detection accuracy rate of overhead line structures
CN110261741A (en) * 2019-05-24 2019-09-20 国网河北省电力有限公司电力科学研究院 Discharge position localization method, device and the terminal device of high-tension switch gear

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106019197A (en) * 2016-05-19 2016-10-12 国家电网公司 Detection device and method of signal conditioner
CN106168657A (en) * 2016-07-07 2016-11-30 国网北京市电力公司 Signal conditioner and detection method thereof and device
CN106405346A (en) * 2016-08-29 2017-02-15 广西塔锡科技有限公司 Partial discharge detection method and partial discharge detection device
CN106709575A (en) * 2016-11-29 2017-05-24 浙江中新电力发展集团有限公司 Power transmission and distribution equipment whole life cycle management system and method based on waveguide technology
CN110261741A (en) * 2019-05-24 2019-09-20 国网河北省电力有限公司电力科学研究院 Discharge position localization method, device and the terminal device of high-tension switch gear
CN110243479A (en) * 2019-06-20 2019-09-17 国网山东省电力公司济宁市任城区供电公司 A kind of method and system improving the online fault detection accuracy rate of overhead line structures

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Granted publication date: 20141008

Termination date: 20190328