CN103471719B - A kind of GIS device contact temperature monitoring test device - Google Patents

A kind of GIS device contact temperature monitoring test device Download PDF

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Publication number
CN103471719B
CN103471719B CN201310241408.3A CN201310241408A CN103471719B CN 103471719 B CN103471719 B CN 103471719B CN 201310241408 A CN201310241408 A CN 201310241408A CN 103471719 B CN103471719 B CN 103471719B
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China
Prior art keywords
tank body
flange
test tank
conductor
sleeve pipe
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CN201310241408.3A
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Chinese (zh)
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CN103471719A (en
Inventor
李炜
王承玉
冯英
和彦淼
何洁
张猛
申春红
王园园
卢军
陈敏
高山
杨景刚
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State Grid Corp of China SGCC
China Electric Power Research Institute Co Ltd CEPRI
State Grid Jiangsu Electric Power Co Ltd
State Grid Hubei Electric Power Co Ltd
Xian XD Switchgear Electric Co Ltd
Original Assignee
State Grid Corp of China SGCC
China Electric Power Research Institute Co Ltd CEPRI
State Grid Jiangsu Electric Power Co Ltd
State Grid Hubei Electric Power Co Ltd
Xian XD Switchgear Electric Co Ltd
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Application filed by State Grid Corp of China SGCC, China Electric Power Research Institute Co Ltd CEPRI, State Grid Jiangsu Electric Power Co Ltd, State Grid Hubei Electric Power Co Ltd, Xian XD Switchgear Electric Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201310241408.3A priority Critical patent/CN103471719B/en
Publication of CN103471719A publication Critical patent/CN103471719A/en
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Abstract

The present invention provides a kind of GIS device contact temperature monitoring test device, including conductor, conductor webge contact seat, test tank body, sleeve pipe and flange;Described sleeve pipe includes first sleeve and the second sleeve pipe, and described conductor inserts conductor webge contact seat, is placed in described test tank body, and the outside tank skin of described test tank body installs first sleeve, flange and the second sleeve pipe the most successively.The present invention tests tank body and applies electric current by sleeve pipe, by the way of changing dynamic and static contact resistance resistance or regulation impressed current size, change the temperature of detection site, to carry out infrared measurement of temperature and thermocouple temperature measurement, and change gas componant and density in test tank body by gas-charging connection, determining the gas-insulated medium impact on infrared measurement of temperature, this apparatus structure is simple, it is easy to install.

Description

A kind of GIS device contact temperature monitoring test device
Technical field
The invention belongs to power transmission and transforming equipment technical field, be specifically related to a kind of GIS device contact temperature monitoring test device.
Background technology
GIS device, due to many merits such as its maintenance workload are few, floor space is little, reliability is high, is more and more applied to In power system, but once breaking down, maintenance cost is high, and the cycle is long, has a strong impact on electrical network properly functioning, and temperature monitoring is made For an important means of power system failure diagnostic, being conducive to finding GIS device incipient failure, Accident prevention expands, for GIS The properly functioning offer of equipment further ensures.GIS load current is excessive, connection member loosen, switch close a floodgate not in place or It is too high that contact abrasions etc. are all likely to result in conductive component temperature rise, monitors the hot(test)-spot temperature of high pressure equipment in real time, for improving equipment Safe operation, extension device insulation life, judge that the load-bearing capacity of equipment, to improve the economic benefit of equipment, alleviates personnel in time Burden etc. all has the most real meaning.
The temp measuring method that high-voltage switch gear is cashier's office in a shop commonly used has common thermometry, IR thermometry, optical fiber grating temperature-measuring method and wireless temperature measurement Method, owing to GIS is full closeding equipment, its insulating requirements, seal request and requirement in service life etc. so that common thermometry, Optical fiber grating temperature-measuring method and conventional wireless temperature measurement method all can not be applied on GIS contact temperature measurement on-line, and current Chinese scholars only exists Infrared detective technology and infrared thermo-diagnosis technology aspect are studied, not yet on-the-spot application, and its reliability, certainty of measurement And the aspect such as influence factor must further investigate, in view of considerations above, in the urgent need to developing a kind of GIS device temperature detection comparison The assay device of research, carries out the Comparison Study of different temperatures monitoring method.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the present invention provides a kind of GIS device contact temperature monitoring test device, tank body Apply electric current by sleeve pipe, by the way of changing dynamic and static contact resistance resistance or regulation impressed current size, change The temperature of detection site, to carry out infrared measurement of temperature and thermocouple temperature measurement, and by gas-charging connection change in tank body gas componant and Density, determines the impact on infrared measurement of temperature of the insulator medium, and this apparatus structure is simple, it is easy to install.
In order to realize foregoing invention purpose, the present invention adopts the following technical scheme that:
Thering is provided a kind of GIS device contact temperature monitoring test device, described device includes conductor, conductor webge contact seat, test Tank body, sleeve pipe and flange;Described sleeve pipe includes first sleeve and the second sleeve pipe, and described conductor inserts conductor webge contact seat, and Being placed in described test tank body, the outside tank skin of described test tank body installs first sleeve, flange and the second set the most successively Pipe.
Described first sleeve and the second sleeve pipe are installed on described test tank body by connector respectively.
Described flange includes that the first flange and the second flange, described first flange and the second flange are symmetricly set in described conductor and lead The external side of test tank that body webge contact seat junction is corresponding.
Described conductor is Easy opened conducting rod, and described Easy opened conducting rod arranges thermocouple, and described thermocouple passes through the first flange Connect monitor.
Described test tank body top is provided with end cap, and described end cap is installed to described test tank body top by sealing ring.
The outside tank skin of described test tank body is installed the second flange and is provided with infrared glass testing window, and infrared temperature-test sensor is by the Two flanges are installed to outside described infrared glass testing window, and it is simultaneously connected with external monitoring system.
The gas-charging connection that aerating device is arranged by tank skin bottom outside pipe fitting threeway joint test tank body, carries out testing tank interior The charge and discharge of insulating gas;The described pipe fitting threeway other end installs Pressure gauge.
Described pipe fitting threeway is Stainless Straight Tee, and the material that described Stainless Straight Tee uses is 0Cr13Al, and it uses carbon Content is 0.075%, silicone content is 0.94%, Fe content is 0.97%, phosphorus content is 0.035%, sulfur content is 0.025%, Prepared by the alloy that chromium content is 14.0%, surplus is ferrum, described percent is percetage by weight.
Described device is supported by Adjustable bracing bar.
Compared with prior art, the beneficial effects of the present invention is:
1. test tank body applies electric current by sleeve pipe, and by changing dynamic and static contact resistance resistance or regulation impressed current The mode of size, changes the temperature of detection site, to carry out infrared measurement of temperature and thermocouple temperature measurement;
2. changing gas componant and density in test tank body by gas-charging connection, the comparison carrying out infrared measurement of temperature and thermocouple temperature measurement is ground Study carefully and determine the dielectric impact on infrared measurement of temperature;
3. Easy opened conducting rod can carry out installing replacing by end cap, thus carries out the different radiation ratio such as different materials, different resistances The infrared measurement of temperature research of rate;
4. this device can be moved by movable supporting frame, simple in construction, it is easy to installs.
Accompanying drawing explanation
Fig. 1 is GIS device contact temperature monitoring test structure drawing of device in the embodiment of the present invention;
Wherein, 1-first sleeve, 2-conductor, 3-infrared glass testing window, 4-the second flange, 5-tests tank body, 6-gas-charging connection, 7-end cap, 8-movable supporting frame, 9-the second sleeve pipe.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described in further detail.
Such as Fig. 1, it is provided that a kind of GIS device contact temperature monitoring test device, described device includes that conductor 2(analog isolation switchs Moving contact), conductor webge contact seat (analog isolation switch static contact), test tank body 5, sleeve pipe and flange;Described sleeve pipe bag Including first sleeve 1 and the second sleeve pipe 9, described conductor 2 inserts conductor webge contact seat, is placed in described test tank body 5, The outside tank skin of described test tank body 5 installs first sleeve 1, flange and the second sleeve pipe 9 the most successively;Described removable Frame 8 supports described device by Adjustable bracing bar.
Described first sleeve 1 and the second sleeve pipe 9 are installed on described test tank body 5 by connector respectively.
Described flange includes that the first flange and the second flange 4, described first flange and the second flange 4 are symmetricly set in described conductor 2 Outside the test tank body 5 corresponding with conductor webge contact seat junction.
Described conductor 2 is Easy opened conducting rod, and described Easy opened conducting rod arranges thermocouple, and described thermocouple passes through the first method Blue connection monitor, carries out thermocouple temperature measurement monitoring.
Described test tank body 5 top is provided with end cap 7, and described end cap 7 is installed to described test tank body 5 top by sealing ring.
The outside tank skin of described test tank body 5 is installed and is provided with infrared glass testing window 3, infrared temperature-test sensor at the second flange 4 Being installed to outside described infrared glass testing window 3 by the second flange 4, it is simultaneously connected with external monitoring system, carries out infrared survey Temperature monitoring.
The gas-charging connection 6 that aerating device is arranged by tank skin bottom outside pipe fitting threeway joint test tank body 5, carries out testing tank body 5 The charge and discharge of built-in electrical insulation gas;The described pipe fitting threeway other end installs Pressure gauge, the specified pressure of test tank body 5 built-in electrical insulation gas Power is 0.6MPa.
Described pipe fitting threeway is Stainless Straight Tee, and the material that described Stainless Straight Tee uses is 0Cr13Al, and it uses carbon Content is 0.075%, silicone content is 0.94%, Fe content is 0.97%, phosphorus content is 0.035%, sulfur content is 0.025%, Prepared by the alloy that chromium content is 14.0%, surplus is ferrum, described percent is percetage by weight.
Described device is supported by Adjustable bracing bar, and described Adjustable bracing bar is installed on adjustable moving support 8, it is simple to mobile.
In sum, in the device that the present invention provides, test tank body 5 applies electric current by sleeve pipe, and by changing dynamic and static touching Head contact resistance resistance or the mode of regulation impressed current size, change the temperature of detection site, carry out infrared measurement of temperature and heat Galvanic couple thermometric;Change gas componant and density in tank body 5 by gas-charging connection, carry out the comparison of infrared measurement of temperature and thermocouple temperature measurement Study and determine the dielectric impact on infrared measurement of temperature;This apparatus structure is simple, easy to install, has stronger practicality Property and replicability.
Finally should be noted that: above example is only in order to illustrate that technical scheme is not intended to limit, although reference The present invention has been described in detail by above-described embodiment, those of ordinary skill in the field it is understood that still can to this Invention detailed description of the invention modify or equivalent, and without departing from spirit and scope of the invention any amendment or etc. With replacing, it all should be contained in the middle of scope of the presently claimed invention.

Claims (1)

1. a GIS device contact temperature monitoring test device, it is characterised in that: described device includes that conductor, conductor grafting are touched Headstock, test tank body, sleeve pipe and flange;Described sleeve pipe includes first sleeve and the second sleeve pipe, and described conductor inserts conductor grafting Contact base, is placed in described test tank body, and the outside tank skin of described test tank body installs first sleeve, method the most successively Orchid and the second sleeve pipe;
Described first sleeve and the second sleeve pipe are installed on described test tank body by connector respectively;
Described flange includes that the first flange and the second flange, described first flange and the second flange are symmetricly set in described conductor and lead The external side of test tank that body webge contact seat junction is corresponding;
Described conductor is Easy opened conducting rod, and described Easy opened conducting rod arranges thermocouple, and described thermocouple passes through the first flange Connect monitor;
Described test tank body top is provided with end cap, and described end cap is installed to described test tank body top by sealing ring;
The outside tank skin of described test tank body is installed the second flange and is provided with infrared glass testing window, and infrared temperature-test sensor is by the Two flanges are installed to outside described infrared glass testing window, and it is simultaneously connected with external monitoring system;
The gas-charging connection that aerating device is arranged by tank skin bottom outside pipe fitting threeway joint test tank body, carries out testing tank interior The charge and discharge of insulating gas;The described pipe fitting threeway other end installs Pressure gauge;
Described pipe fitting threeway is Stainless Straight Tee, and the material that described Stainless Straight Tee uses is 0Cr13Al, and it contains with carbon Amount is 0.075%, silicone content is 0.94%, Fe content is 0.97%, phosphorus content is 0.035%, sulfur content is 0.025%, chromium contains Prepared by the alloy that amount is 14.0%, surplus is ferrum, described percent is percetage by weight;
Described device is supported by Adjustable bracing bar.
CN201310241408.3A 2013-06-18 2013-06-18 A kind of GIS device contact temperature monitoring test device Active CN103471719B (en)

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Families Citing this family (8)

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Publication number Priority date Publication date Assignee Title
CN104122006A (en) * 2014-08-13 2014-10-29 广东电网公司佛山供电局 Online temperature detection method for three-phase box-sharing GIS (Gas Insulated Switchgear) bus joint
CN104267065B (en) * 2014-10-17 2017-02-22 国家电网公司 Method for detecting impact of SF6 gas states on insulation materials
CN105092050B (en) * 2015-08-13 2018-06-19 国家电网公司 A kind of detection method and device of GIS inner conductors overheating fault
CN106226696B (en) * 2016-10-11 2023-06-20 江苏省电力试验研究院有限公司 GIS isolating switch contact state simulation test system and method
CN108254077B (en) * 2018-01-02 2020-04-28 国网上海市电力公司 GIS thermal fault diagnosis method based on local and global feature information fusion
CN109633430B (en) * 2019-01-02 2024-04-12 国网吉林省电力有限公司电力科学研究院 Abnormal temperature rise fault monitoring experimental device for real GIS equipment
CN113532658A (en) * 2021-09-15 2021-10-22 南方电网科学研究院有限责任公司 GIS contact overheating fault detection method and device
CN114526843A (en) * 2022-02-16 2022-05-24 西安交通大学 System and method for carrying out static temperature calibration on optical temperature measurement probe

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Non-Patent Citations (3)

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