CN103884970A - Partial discharge routing inspection device applicable to multiple detection methods - Google Patents

Partial discharge routing inspection device applicable to multiple detection methods Download PDF

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Publication number
CN103884970A
CN103884970A CN201410114006.1A CN201410114006A CN103884970A CN 103884970 A CN103884970 A CN 103884970A CN 201410114006 A CN201410114006 A CN 201410114006A CN 103884970 A CN103884970 A CN 103884970A
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CN
China
Prior art keywords
sensor
shelf depreciation
main frame
data
detection methods
Prior art date
Application number
CN201410114006.1A
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Chinese (zh)
Inventor
郭灿新
黄成军
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上海局放软件技术有限公司
上海华乘电气科技有限公司
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Application filed by 上海局放软件技术有限公司, 上海华乘电气科技有限公司 filed Critical 上海局放软件技术有限公司
Priority to CN201410114006.1A priority Critical patent/CN103884970A/en
Publication of CN103884970A publication Critical patent/CN103884970A/en

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Abstract

The invention discloses a partial discharge routing inspection device applicable to multiple detection methods. The device comprises an ultrahigh-frequency sensor with the frequency band ranging from 500 MHz to 1.5 GHz, a high-frequency current sensor with the frequency band ranging from 0.5 MHz to 50 MHz, a ground electric wave sensor, a contact ultrasonic sensor and a non-contact ultrasonic sensor. The ground electric wave sensor and the non-contact ultrasonic sensor are arranged inside a host, the ultrahigh-frequency sensor and the high-frequency current sensor transmit data to the host in a wireless mode through a wireless collection module, the host is mainly composed of a signal collection unit, a data processing module and a human-computer interaction interface, and the host analyzes collected partial discharge data, judges whether partial discharge exists or not, analyzes the partial discharge type and evaluates working conditions of high voltage electric power equipment. The partial discharge routing inspection device is compact in structure and convenient to carry, has multiple detection functions and effectively detects partial discharge of the high voltage electric power equipment on site with the multiple detection methods.

Description

Be applicable to the shelf depreciation inspection device of many detection methods
Technical field
The present invention relates to the charged detection field of high voltage electric power equip ment shelf depreciation, in particular, relate to a kind of shelf depreciation inspection device that is applicable to many detection methods.
Background technology
At present more single for the instrumental function of high voltage electric power equip ment Partial Discharge Detection, and it is main mainly with single-sensor that instrument detects principle, as existing GIS office put tester adopt single superfrequency or single hyperacoustic detection principle, switch cubicle adopt electric wave (TEV) detect principle, cable adopts high-frequency current (HFCT) to detect principle more.It is bulky that checkout equipment is put in existing office, not Portable belt, and detection method is single, and often needs external equipment power supply, brings certain impact to detection efficiency and convenience.
Summary of the invention
For the technical matters existing in above-mentioned prior art, the invention provides a kind of shelf depreciation inspection device that is applicable to many detection methods, compact conformation, easy to carry, there is more measuring ability, use many detection methods at the scene high voltage electric power equip ment shelf depreciation effectively to be detected.
For achieving the above object, the technical solution adopted in the present invention is as follows:
A kind of shelf depreciation inspection device that is applicable to many detection methods, comprise that frequency band is the superfrequency sensor of 500MHz-1.5GHz, frequency band is the High Frequency Current Sensor of 0.5MHz-50MHz, ground radio wave sensor, contact sonac, non-contact ultrasonic sensor, wherein, described ground radio wave sensor and non-contact ultrasonic sensor are built in main frame, superfrequency sensor, High Frequency Current Sensor sends to main frame by data with wireless form by wireless acquisition module, main frame is mainly by signal gathering unit, data processing module and interpersonal interactive interface composition, main frame is analyzed the Partial Discharge Data gathering, judge whether that shelf depreciation occurs, and analyze the type of shelf depreciation, working condition to high voltage electric power equip ment is assessed.
Described superfrequency sensor adopts the antenna that frequency band is 500MHz-1.5GHz, the ultrahigh-frequency signal producing when receiving high-tension apparatus shelf depreciation, and with wireless form, superfrequency image data is sent to main frame by wireless acquisition module.
Described High Frequency Current Sensor adopts the Luo-coil that frequency band is 0.5MHz-50MHz, the high-frequency current signal producing when receiving high-tension apparatus shelf depreciation, and with wireless form, high-frequency current image data is sent to main frame by wireless acquisition module.
Described ground radio wave sensor adopts the excretion disposal that frequency band is 3MHz-100MHz, be used for the ground electric wave signal producing while receiving high-tension apparatus shelf depreciation, and by the data acquisition module of main frame, ground electric wave image data be sent to data processing module.
Described non-contact ultrasonic sensor adopts the piezoelectric supersonic sensor that centre frequency is 40KHz, the ultrasonic signal producing when receiving high-tension apparatus shelf depreciation, and by the data acquisition module of main frame, ultrasound acquisition data are sent to data processing module.
Described contact sonac adopts the piezoelectric supersonic sensor that frequency band is 20-200KHz, the ultrasonic signal producing when receiving high-tension apparatus shelf depreciation, and by the data acquisition module of main frame, ultrasound acquisition data are sent to data processing module.
The shelf depreciation inspection device that is applicable to many detection methods provided by the present invention, adopt multiple sensors, be applicable to high-tension apparatus Partial Discharge Detection dissimilar, different electric pressures, can tentatively judge the order of severity of shelf depreciation, for further detection and maintenance provide foundation, save unnecessary equipment purchase spending, the sustainable safe operation of assurance equipment.Apparatus of the present invention compact conformation, easy to carry.
Accompanying drawing explanation
By reading the detailed description of non-limiting example being done with reference to the following drawings, it is more obvious that other features, objects and advantages of the present invention will become:
Fig. 1 is structure of the detecting device block diagram provided by the present invention.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in detail.Following examples will contribute to those skilled in the art further to understand the present invention, but not limit in any form the present invention.It should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, can also make some distortion and improvement.These all belong to protection scope of the present invention.
Shown in Fig. 1, the shelf depreciation inspection device that is applicable to many detection methods provided by the present invention, comprise multiple sensors and main frame, multiple sensors comprises superfrequency sensor, High Frequency Current Sensor, be built in ground radio wave sensor in main frame and non-contact ultrasonic sensor, contact sonac.Main frame comprises data acquisition module, signal processing module and internal analysis diagnostic routine, human-computer interaction interface.Wherein, human-computer interaction interface comprise with signal processing module be connected, for the control module of control inputs and output command and display unit that testing result is shown.
Superfrequency sensor (UHF) adopts the antenna that frequency band is 500MHz-1.5GHz, be used for the ultrahigh-frequency signal producing while receiving high-tension apparatus shelf depreciation, and with wireless form, superfrequency image data is sent to main frame by wireless acquisition module, when detection, show shelf depreciation amplitude, cycle collection of illustrative plates, PRPD/PRPS collection of illustrative plates.
High Frequency Current Sensor (HFCT) adopts the Luo-coil that frequency band is 0.5MHz-50MHz, be used for the high-frequency current signal producing while receiving high-tension apparatus shelf depreciation, and with wireless form, high-frequency current image data is sent to main frame by wireless acquisition module, when detection, show shelf depreciation amplitude, cycle collection of illustrative plates, PRPD/PRPS collection of illustrative plates.
Built-in ground radio wave sensor (TEV) adopts the excretion disposal that frequency band is 3MHz-100MHz, be used for the ground electric wave signal producing while receiving high-tension apparatus shelf depreciation, and by the data acquisition module of main frame, ground electric wave image data is sent to data processing module, when detection, show shelf depreciation amplitude, umber of pulse, the order of severity.
Sonac comprises built-in non-contact ultrasonic sensor and external contact sonac, and ultrasonic signal, through preposition amplification, filtering, gain, enters the data acquisition module of main frame, specifically:
Built-in non-contact ultrasonic sensor (Ultrasonic) adopts the piezoelectric supersonic sensor that centre frequency is 40KHz, be used for the ultrasonic signal producing while receiving high-tension apparatus shelf depreciation, and by the data acquisition module of main frame, ultrasound acquisition data are sent to data processing module, show effective value, maximal value, frequency content, cycle collection of illustrative plates, pulse collection of illustrative plates, the waveform collection of illustrative plates of shelf depreciation.
External contact sonac (AE) adopts the piezoelectric supersonic sensor that frequency band is 20-200KHz, be used for the ultrasonic signal producing while receiving high-tension apparatus shelf depreciation, and by the book acquisition module of main frame, ultrasound acquisition data are sent to data processing module, show effective value, maximal value, frequency content, cycle collection of illustrative plates, pulse collection of illustrative plates, the waveform collection of illustrative plates of shelf depreciation.
Power supply unit is used to the each power unit in main frame that electric power is provided.
Apparatus of the present invention, detect operating all high voltage electric power equip ment shelf depreciations, and analyze its type, judge its operation conditions, take corresponding preventive measure technical basis is provided for high voltage electric power equip ment.
Above specific embodiments of the invention are described.It will be appreciated that, the present invention is not limited to above-mentioned specific implementations, and those skilled in the art can make various distortion or modification within the scope of the claims, and this does not affect flesh and blood of the present invention.

Claims (6)

1. one kind is applicable to the shelf depreciation inspection device of many detection methods, it is characterized in that, comprise that frequency band is the superfrequency sensor of 500MHz-1.5GHz, frequency band is the High Frequency Current Sensor of 0.5MHz-50MHz, ground radio wave sensor, contact sonac, non-contact ultrasonic sensor, wherein, described ground radio wave sensor and non-contact ultrasonic sensor are built in main frame, superfrequency sensor, High Frequency Current Sensor sends to main frame by data with wireless form by wireless acquisition module, main frame is mainly by signal gathering unit, data processing module and interpersonal interactive interface composition, main frame is analyzed the Partial Discharge Data gathering, judge whether that shelf depreciation occurs, and analyze the type of shelf depreciation, working condition to high voltage electric power equip ment is assessed.
2. the shelf depreciation inspection device that is applicable to many detection methods according to claim 1, it is characterized in that, described superfrequency sensor adopts the antenna that frequency band is 500MHz-1.5GHz, be used for the ultrahigh-frequency signal producing while receiving high-tension apparatus shelf depreciation, and with wireless form, superfrequency image data be sent to main frame by wireless acquisition module.
3. the shelf depreciation inspection device that is applicable to many detection methods according to claim 1, it is characterized in that, described High Frequency Current Sensor adopts the Luo-coil that frequency band is 0.5MHz-50MHz, be used for the high-frequency current signal producing while receiving high-tension apparatus shelf depreciation, and with wireless form, high-frequency current image data be sent to main frame by wireless acquisition module.
4. the shelf depreciation inspection device that is applicable to many detection methods according to claim 1, it is characterized in that, described ground radio wave sensor adopts the excretion disposal that frequency band is 3MHz-100MHz, be used for the ground electric wave signal producing while receiving high-tension apparatus shelf depreciation, and by the data acquisition module of main frame, ground electric wave image data be sent to data processing module.
5. the shelf depreciation inspection device that is applicable to many detection methods according to claim 1, it is characterized in that, described non-contact ultrasonic sensor adopts the piezoelectric supersonic sensor that centre frequency is 40KHz, be used for the ultrasonic signal producing while receiving high-tension apparatus shelf depreciation, and by the data acquisition module of main frame, ultrasound acquisition data be sent to data processing module.
6. the shelf depreciation inspection device that is applicable to many detection methods according to claim 1, it is characterized in that, described contact sonac adopts the piezoelectric supersonic sensor that frequency band is 20-200KHz, be used for the ultrasonic signal producing while receiving high-tension apparatus shelf depreciation, and by the data acquisition module of main frame, ultrasound acquisition data be sent to data processing module.
CN201410114006.1A 2014-03-25 2014-03-25 Partial discharge routing inspection device applicable to multiple detection methods CN103884970A (en)

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Cited By (20)

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Publication number Priority date Publication date Assignee Title
CN104569763A (en) * 2015-01-06 2015-04-29 国家电网公司 Multi-means-integrated charged detection system for combined electric appliance
CN104655993A (en) * 2015-01-28 2015-05-27 杭州申昊科技股份有限公司 Transformer partial discharge online monitoring system
CN105021958A (en) * 2014-07-27 2015-11-04 国家电网公司 Switch cabinet partial discharge data recording and analyzing method based on multi-sensor detection
CN105629131A (en) * 2014-11-04 2016-06-01 国家电网公司 Multifunctional live-line partial discharge inspection instrument
CN105842594A (en) * 2016-05-20 2016-08-10 国网河南省电力公司电力科学研究院 Intelligent supersonic wave partial discharge on-line monitoring system and monitoring method
CN106249117A (en) * 2016-09-20 2016-12-21 国网上海市电力公司 Shelf depreciation ultrasound wave optical pulse detecting method and system in intrusive mood transformer oil
CN106291288A (en) * 2016-09-20 2017-01-04 国网上海市电力公司 Partial-discharge ultrahigh-frequency optical pulse detecting method and system in intrusive mood transformer oil
CN106324449A (en) * 2015-07-01 2017-01-11 云南电网有限责任公司昆明供电局 Partial discharge inspection system of portable switch cabinet
CN106404048A (en) * 2016-08-23 2017-02-15 上海局放软件技术有限公司 Internet of Things based multi-functional live-line detection system and detection method
CN106405349A (en) * 2016-09-20 2017-02-15 国网上海市电力公司 Method and system of intrusion ultra high frequency and ultrasonic detection of partial discharge in transformer oil
CN106707115A (en) * 2016-11-29 2017-05-24 国网辽宁省电力有限公司沈阳供电公司 Device using reflective high energy electron diffraction technology to detect high voltage cable partial discharge
CN106707128A (en) * 2017-03-16 2017-05-24 国家电网公司 Acoustoelectric associated local cable discharge locating device and method
CN106771499A (en) * 2017-01-17 2017-05-31 中国电力科学研究院 The measuring system and method for the transient current that GIS isolator operations are formed
CN106841939A (en) * 2016-12-23 2017-06-13 西安交通大学 The portable acoustoelectric combined detection means of GIS partial discharge and its detection method
CN107643471A (en) * 2017-10-27 2018-01-30 国家电网公司 A kind of electrical equipment intermittent defect detects positioner
CN108919066A (en) * 2018-05-22 2018-11-30 广西电网有限责任公司电力科学研究院 A kind of partial discharge of switchgear detection system and detection method
CN109342906A (en) * 2018-12-05 2019-02-15 山东大学 Multi-functional local discharge detection device, system and method
CN109377744A (en) * 2018-12-19 2019-02-22 国网新疆电力有限公司电力科学研究院 A kind of partial discharge of switchgear data collection system based on FUSION WITH MULTISENSOR DETECTION
CN109782139A (en) * 2018-12-25 2019-05-21 西安交通大学 A kind of GIS ultrahigh frequency partial discharge monitoring system and its monitoring method
WO2020177158A1 (en) * 2019-03-01 2020-09-10 浙江新图维电子科技有限公司 Resonant mutual inductance partial discharge detection device and detection method for cable joint

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CN203490332U (en) * 2013-09-24 2014-03-19 广州友智电气技术有限公司 Multifunctional hand-held smart partial discharge detection device

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CN101666852A (en) * 2009-10-16 2010-03-10 曲娜 Arcing and corona detection system for overhead power line with power supplied by induction current in high-voltage alternating electric field
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Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105021958A (en) * 2014-07-27 2015-11-04 国家电网公司 Switch cabinet partial discharge data recording and analyzing method based on multi-sensor detection
CN105629131A (en) * 2014-11-04 2016-06-01 国家电网公司 Multifunctional live-line partial discharge inspection instrument
CN104569763A (en) * 2015-01-06 2015-04-29 国家电网公司 Multi-means-integrated charged detection system for combined electric appliance
CN104655993A (en) * 2015-01-28 2015-05-27 杭州申昊科技股份有限公司 Transformer partial discharge online monitoring system
CN106324449A (en) * 2015-07-01 2017-01-11 云南电网有限责任公司昆明供电局 Partial discharge inspection system of portable switch cabinet
CN105842594A (en) * 2016-05-20 2016-08-10 国网河南省电力公司电力科学研究院 Intelligent supersonic wave partial discharge on-line monitoring system and monitoring method
CN106404048A (en) * 2016-08-23 2017-02-15 上海局放软件技术有限公司 Internet of Things based multi-functional live-line detection system and detection method
CN106291288A (en) * 2016-09-20 2017-01-04 国网上海市电力公司 Partial-discharge ultrahigh-frequency optical pulse detecting method and system in intrusive mood transformer oil
CN106249117A (en) * 2016-09-20 2016-12-21 国网上海市电力公司 Shelf depreciation ultrasound wave optical pulse detecting method and system in intrusive mood transformer oil
CN106405349A (en) * 2016-09-20 2017-02-15 国网上海市电力公司 Method and system of intrusion ultra high frequency and ultrasonic detection of partial discharge in transformer oil
CN106707115B (en) * 2016-11-29 2020-06-26 国网辽宁省电力有限公司沈阳供电公司 Device for detecting partial discharge of high-voltage cable by reflection high-energy electron diffraction technology
CN106707115A (en) * 2016-11-29 2017-05-24 国网辽宁省电力有限公司沈阳供电公司 Device using reflective high energy electron diffraction technology to detect high voltage cable partial discharge
CN106841939A (en) * 2016-12-23 2017-06-13 西安交通大学 The portable acoustoelectric combined detection means of GIS partial discharge and its detection method
CN106771499A (en) * 2017-01-17 2017-05-31 中国电力科学研究院 The measuring system and method for the transient current that GIS isolator operations are formed
CN106707128A (en) * 2017-03-16 2017-05-24 国家电网公司 Acoustoelectric associated local cable discharge locating device and method
CN107643471A (en) * 2017-10-27 2018-01-30 国家电网公司 A kind of electrical equipment intermittent defect detects positioner
CN108919066A (en) * 2018-05-22 2018-11-30 广西电网有限责任公司电力科学研究院 A kind of partial discharge of switchgear detection system and detection method
CN109342906A (en) * 2018-12-05 2019-02-15 山东大学 Multi-functional local discharge detection device, system and method
CN109377744A (en) * 2018-12-19 2019-02-22 国网新疆电力有限公司电力科学研究院 A kind of partial discharge of switchgear data collection system based on FUSION WITH MULTISENSOR DETECTION
CN109782139A (en) * 2018-12-25 2019-05-21 西安交通大学 A kind of GIS ultrahigh frequency partial discharge monitoring system and its monitoring method
WO2020177158A1 (en) * 2019-03-01 2020-09-10 浙江新图维电子科技有限公司 Resonant mutual inductance partial discharge detection device and detection method for cable joint

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