CN103471719A - GIS equipment contact temperature monitoring test apparatus - Google Patents
GIS equipment contact temperature monitoring test apparatus Download PDFInfo
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- CN103471719A CN103471719A CN2013102414083A CN201310241408A CN103471719A CN 103471719 A CN103471719 A CN 103471719A CN 2013102414083 A CN2013102414083 A CN 2013102414083A CN 201310241408 A CN201310241408 A CN 201310241408A CN 103471719 A CN103471719 A CN 103471719A
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Abstract
The invention provides a GIS equipment contact temperature monitoring test apparatus which comprises a conductor, a conductor plugging contact seat, a test tank, sleeves and flanges, wherein the sleeves includes a first sleeve and a second sleeve; the conductor is inserted into the conductor plugging contact seat and is placed in the test tank; and the first sleeve, the flanges and the second sleeve are sequentially mounted from top to bottom on an outer-side tank wall of the test tank. The test tank, through applying current via the sleeves and methods of changing the resistance of contact resistors of a moving contact and a fixed contact or a method of adjusting the magnitude of the externally applied current, changes the temperature of a tested part, and thus infrared temperature measurement and thermocouple temperature measurement are conducted, and gas components and concentration in the test tank are changed through a gas-charging connector, and the influence of the gas insulation medium on infrared temperature measurement is determined. The GIS equipment contact temperature monitoring apparatus is simple in structure and easy to install.
Description
Technical field
The invention belongs to the power transmission and transforming equipment technical field, be specifically related to a kind of GIS equipment contact temperature monitoring test device.
Background technology
GIS equipment is due to many merits such as its maintenance workload are few, floor area is little, reliability is high, more and more be applied in electric system, once but break down, maintenance cost is high, and the cycle is long, has a strong impact on electrical network and normally moves, temperature monitoring is as an important means of power system failure diagnostic, be conducive to find GIS equipment incipient failure, Accident prevention enlarges, for the normal operation of GIS equipment provides further guarantee.The GIS load current is excessive, link loosening, switch closes a floodgate, and not in place or contact abrasion etc. all may cause the conductive component temperature rise too high, the hot(test)-spot temperature of Real-Time Monitoring high-tension apparatus, for the safe operation that improves equipment, the extension device insulation life, in time the load-bearing capacity of judgment device to be to improve the economic benefit of equipment, alleviates personnel's burden etc. and all has very real meaning.
High-voltage switch gear cashier's office in a shop temp measuring method commonly used has common thermometry, the infrared measurement of temperature method, optical fiber grating temperature-measuring method and wireless temperature measurement method, because GIS is full closeding equipment, its insulating requirements, require in seal request and serviceable life etc., make 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, Chinese scholars only is studied in infrared detective technology and Infrared Thermal Diagnosis technical elements at present, rig-site utilization not yet, and its reliability, the aspect such as measuring accuracy and influence factor must be furtherd investigate, in view of above consideration, detect the test unit of comparison research in the urgent need to developing a kind of GIS device temperature, carry out the comparison research of different temperatures monitoring method.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides a kind of GIS equipment contact temperature monitoring test device, tank body applies electric current by sleeve pipe, by changing the mode of dynamic and static contact resistance resistance or adjusting impressed current size, change the temperature at detected position, to carry out infrared measurement of temperature and thermocouple temperature measurement, and change gas componant and density in tank body by gas-charging connection, determine the impact of insulator medium on infrared measurement of temperature, this apparatus structure is simple, is easy to install.
In order to realize the foregoing invention purpose, the present invention takes following technical scheme:
A kind of GIS equipment contact temperature monitoring test device is provided, and described device comprises conductor, conductor webge contact seat, test tank body, sleeve pipe and flange; Described sleeve pipe comprises the first sleeve pipe and the second sleeve pipe, and described conductor inserts conductor webge contact seat, and is placed in described test tank body, and the outside tank skin of described test tank body is installed the first sleeve pipe, flange and the second sleeve pipe from top to bottom successively.
Described the first sleeve pipe and the second sleeve pipe are installed on described test tank body by web member respectively.
Described flange comprises the first flange and the second flange, and described the first flange and the second flange are symmetricly set in the external side of test tank corresponding to described conductor and conductor webge contact seat junction.
Described conductor is the Easy opened conducting rod, on described Easy opened conducting rod, thermopair is set, and described thermopair connects monitor by the first flange.
Described test tank body top is provided with end cap, and described end cap is installed to described test tank body top by O-ring seal.
The outside tank skin of described test tank body is installed the second flange and is provided with the infrared glass testing window, and infrared temperature-test sensor is installed to the described infrared glass testing window outside by the second flange, and it connects the external monitoring system simultaneously.
The gas-charging connection that aerating device arranges by tank skin bottom, the pipe fitting threeway joint test tank body outside, tested charging and discharging of tank body built-in electrical insulation gas; Described pipe fitting threeway other end setting pressure table.
Described pipe fitting threeway is Stainless Straight Tee, the material that described Stainless Straight Tee adopts is 0Cr13Al, it is with the alloy preparation that carbon content is 0.075%, silicone content is 0.94%, manganese content is 0.97%, phosphorus content is 0.035%, sulfur content is 0.025%, chromium content is 14.0%, surplus is iron, and described percentage is percent by weight.
Described device supports by Adjustable bracing bar.
Compared with prior art, beneficial effect of the present invention is:
1. the test tank body applies electric current by sleeve pipe, and, by changing the mode of dynamic and static contact resistance resistance or adjusting impressed current size, changes the temperature at detected position, to carry out infrared measurement of temperature and thermocouple temperature measurement;
2. change gas componant and density in the test tank body by gas-charging connection, carry out the comparison research of infrared measurement of temperature and thermocouple temperature measurement and determine the impact of insulating medium on infrared measurement of temperature;
3. the Easy opened conducting rod can be installed replacing by end cap, thereby carries out the infrared measurement of temperature research of the different radiation ratios such as different materials, different resistances;
4. this device can move by movable supporting frame, simple in structure, is easy to install.
The accompanying drawing explanation
Fig. 1 is GIS equipment contact temperature monitoring test structure drawing of device in the embodiment of the present invention;
Wherein, 1-the first sleeve pipe, the 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.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
As Fig. 1, a kind of GIS equipment contact temperature monitoring test device is provided, described device comprises conductor 2(simulation disconnector moving contact), conductor webge contact seat (simulation static contact isolation switch), test tank body 5, sleeve pipe and flange; Described sleeve pipe comprises the first sleeve pipe 1 and the second sleeve pipe 9, and described conductor 2 inserts conductor webge contact seat, and is placed in described test tank body 5, and the outside tank skin of described test tank body 5 is installed the first sleeve pipe 1, flange and the second sleeve pipe 9 from top to bottom successively; Described movable supporting frame 8 supports described device by Adjustable bracing bar.
Described the first sleeve pipe 1 and the second sleeve pipe 9 are installed on described test tank body 5 by web member respectively.
Described flange comprises the first flange and the second flange 4, and described the first flange and the second flange 4 are symmetricly set in test tank body 5 outsides corresponding to described conductor 2 and conductor webge contact seat junction.
Described conductor 2 is the Easy opened conducting rod, on described Easy opened conducting rod, thermopair is set, and described thermopair connects monitor by the first flange, carries out the thermocouple temperature measurement monitoring.
Described test tank body 5 tops are provided with end cap 7, and described end cap 7 is installed to described test tank body 5 tops by O-ring seal.
The outside tank skin of described test tank body 5 is installed the second flange 4 places and is provided with infrared glass testing window 3, and infrared temperature-test sensor is installed to described infrared glass testing window 3 outsides by the second flange 4, and it connects the external monitoring system simultaneously, carries out the infrared measurement of temperature monitoring.
The gas-charging connection 6 that aerating device arranges by pipe fitting threeway joint test tank body 5 tank skin bottoms, the outside, tested charging and discharging of tank body 5 built-in electrical insulation gases; Described pipe fitting threeway other end setting pressure table, the rated pressure of test tank body 5 built-in electrical insulation gases is 0.6MPa.
Described pipe fitting threeway is Stainless Straight Tee, the material that described Stainless Straight Tee adopts is 0Cr13Al, it is with the alloy preparation that carbon content is 0.075%, silicone content is 0.94%, manganese content is 0.97%, phosphorus content is 0.035%, sulfur content is 0.025%, chromium content is 14.0%, surplus is iron, and described percentage is percent by weight.
Described device supports by Adjustable bracing bar, and described Adjustable bracing bar is installed on adjustable moving support 8, is convenient to mobile.
In sum, in device provided by the invention, test tank body 5 applies electric current by sleeve pipe, and by changing the mode of dynamic and static contact resistance resistance or adjusting impressed current size, change the temperature at detected position, carry out infrared measurement of temperature and thermocouple temperature measurement; Change gas componant and density in tank body 5 by gas-charging connection, carry out the comparison research of infrared measurement of temperature and thermocouple temperature measurement and determine the impact of insulating medium on infrared measurement of temperature; This apparatus structure is simple, easy to install, has stronger practicality and replicability.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit, although with reference to above-described embodiment, the present invention is had been described in detail, those of ordinary skill in the field are to be understood that: still can modify or be equal to replacement the specific embodiment of the present invention, and do not break away from any modification of spirit and scope of the invention or be equal to replacement, it all should be encompassed in the middle of claim scope of the present invention.
Claims (9)
1. a GIS equipment contact temperature monitoring test device is characterized in that: described device comprises conductor, conductor webge contact seat, test tank body, sleeve pipe and flange; Described sleeve pipe comprises the first sleeve pipe and the second sleeve pipe, and described conductor inserts conductor webge contact seat, and is placed in described test tank body, and the outside tank skin of described test tank body is installed the first sleeve pipe, flange and the second sleeve pipe from top to bottom successively.
2. GIS equipment contact temperature monitoring test device according to claim 1, it is characterized in that: described the first sleeve pipe and the second sleeve pipe are installed on described test tank body by web member respectively.
3. GIS equipment contact temperature monitoring test device according to claim 1, it is characterized in that: described flange comprises the first flange and the second flange, and described the first flange and the second flange are symmetricly set in the external side of test tank corresponding to described conductor and conductor webge contact seat junction.
4. GIS equipment contact temperature monitoring test device according to claim 3, it is characterized in that: described conductor is the Easy opened conducting rod, on described Easy opened conducting rod, thermopair is set, described thermopair connects monitor by the first flange.
5. according to the described GIS equipment of claim 2 or 3 contact temperature monitoring test device, it is characterized in that: described test tank body top is provided with end cap, and described end cap is installed to described test tank body top by O-ring seal.
6. according to the described GIS equipment of claim 2 or 3 contact temperature monitoring test device, it is characterized in that: the outside tank skin of described test tank body is installed the second flange and is provided with the infrared glass testing window, infrared temperature-test sensor is installed to the described infrared glass testing window outside by the second flange, and it connects the external monitoring system simultaneously.
7. GIS equipment contact temperature monitoring test device according to claim 1 is characterized in that: the gas-charging connection that aerating device arranges by tank skin bottom, the pipe fitting threeway joint test tank body outside, tested charging and discharging of tank body built-in electrical insulation gas; Described pipe fitting threeway other end setting pressure table.
8. GIS equipment contact temperature monitoring test device according to claim 7, it is characterized in that: described pipe fitting threeway is Stainless Straight Tee, the material that described Stainless Straight Tee adopts is 0Cr13Al, it is with the alloy preparation that carbon content is 0.075%, silicone content is 0.94%, manganese content is 0.97%, phosphorus content is 0.035%, sulfur content is 0.025%, chromium content is 14.0%, surplus is iron, and described percentage is percent by weight.
9. GIS equipment contact temperature monitoring test device according to claim 1, it is characterized in that: described device supports by Adjustable bracing bar.
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Cited By (8)
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 |
CN104267065A (en) * | 2014-10-17 | 2015-01-07 | 国家电网公司 | Method for detecting impact of SF6 gas states on insulation materials |
CN105092050A (en) * | 2015-08-13 | 2015-11-25 | 国家电网公司 | Method and device for detecting overheat fault of GIS (Gas Insulated Switchgear) internal conductors |
CN106226696A (en) * | 2016-10-11 | 2016-12-14 | 江苏省电力试验研究院有限公司 | Isolation switch contact contact condition simulation experiment system and method in a kind of GIS |
CN108254077A (en) * | 2018-01-02 | 2018-07-06 | 国网上海市电力公司 | The GIS thermal fault detection methods merged based on part with global characteristics information |
CN109633430A (en) * | 2019-01-02 | 2019-04-16 | 国网吉林省电力有限公司电力科学研究院 | A kind of true type GIS overheating malfunction monitoring experimental provision |
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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Cited By (11)
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 |
CN104267065A (en) * | 2014-10-17 | 2015-01-07 | 国家电网公司 | Method for detecting impact of SF6 gas states on insulation materials |
CN105092050A (en) * | 2015-08-13 | 2015-11-25 | 国家电网公司 | Method and device for detecting overheat fault of GIS (Gas Insulated Switchgear) internal conductors |
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 |
CN106226696A (en) * | 2016-10-11 | 2016-12-14 | 江苏省电力试验研究院有限公司 | Isolation switch contact contact condition simulation experiment system and method in a kind of GIS |
CN108254077A (en) * | 2018-01-02 | 2018-07-06 | 国网上海市电力公司 | The GIS thermal fault detection methods merged based on part with global characteristics information |
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 |
CN109633430A (en) * | 2019-01-02 | 2019-04-16 | 国网吉林省电力有限公司电力科学研究院 | A kind of true type GIS overheating malfunction monitoring experimental provision |
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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