CN102680843B - Energized test method for faults of sulfur hexafluoride electric equipment - Google Patents
Energized test method for faults of sulfur hexafluoride electric equipment Download PDFInfo
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- CN102680843B CN102680843B CN201210197451.XA CN201210197451A CN102680843B CN 102680843 B CN102680843 B CN 102680843B CN 201210197451 A CN201210197451 A CN 201210197451A CN 102680843 B CN102680843 B CN 102680843B
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- filter membrane
- sulfur hexafluoride
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- 229910018503 SF6 Inorganic materials 0.000 title claims abstract description 64
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 229960000909 sulfur hexafluoride Drugs 0.000 title claims abstract description 64
- 238000010998 test method Methods 0.000 title abstract 2
- 239000012528 membrane Substances 0.000 claims abstract description 65
- 238000004458 analytical method Methods 0.000 claims abstract description 31
- 239000000463 material Substances 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 17
- 239000007787 solid Substances 0.000 claims abstract description 15
- 239000002245 particle Substances 0.000 claims abstract description 14
- 238000003745 diagnosis Methods 0.000 claims abstract description 8
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 3
- 230000002093 peripheral effect Effects 0.000 claims description 26
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 17
- 239000004809 Teflon Substances 0.000 claims description 16
- 229920006362 Teflon® Polymers 0.000 claims description 16
- 238000003556 assay Methods 0.000 claims description 12
- 239000010949 copper Substances 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 9
- 239000004411 aluminium Substances 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000004332 silver Substances 0.000 claims description 9
- 229910052709 silver Inorganic materials 0.000 claims description 9
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 9
- 229910052721 tungsten Inorganic materials 0.000 claims description 9
- 239000010937 tungsten Substances 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 238000002386 leaching Methods 0.000 claims description 8
- 239000011777 magnesium Substances 0.000 claims description 8
- 229910052749 magnesium Inorganic materials 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 7
- 230000004888 barrier function Effects 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 4
- 230000007257 malfunction Effects 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000002441 X-ray diffraction Methods 0.000 claims description 3
- 238000001479 atomic absorption spectroscopy Methods 0.000 claims description 3
- 239000004417 polycarbonate Substances 0.000 claims description 3
- 229920000515 polycarbonate Polymers 0.000 claims description 3
- 239000000020 Nitrocellulose Substances 0.000 claims description 2
- 239000004743 Polypropylene Substances 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 238000004833 X-ray photoelectron spectroscopy Methods 0.000 claims description 2
- FJWGYAHXMCUOOM-QHOUIDNNSA-N [(2s,3r,4s,5r,6r)-2-[(2r,3r,4s,5r,6s)-4,5-dinitrooxy-2-(nitrooxymethyl)-6-[(2r,3r,4s,5r,6s)-4,5,6-trinitrooxy-2-(nitrooxymethyl)oxan-3-yl]oxyoxan-3-yl]oxy-3,5-dinitrooxy-6-(nitrooxymethyl)oxan-4-yl] nitrate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O)O[C@H]1[C@@H]([C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@@H](CO[N+]([O-])=O)O1)O[N+]([O-])=O)CO[N+](=O)[O-])[C@@H]1[C@@H](CO[N+]([O-])=O)O[C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O FJWGYAHXMCUOOM-QHOUIDNNSA-N 0.000 claims description 2
- 238000001636 atomic emission spectroscopy Methods 0.000 claims description 2
- 238000001391 atomic fluorescence spectroscopy Methods 0.000 claims description 2
- 229920002301 cellulose acetate Polymers 0.000 claims description 2
- 239000006185 dispersion Substances 0.000 claims description 2
- 239000003365 glass fiber Substances 0.000 claims description 2
- 238000001095 inductively coupled plasma mass spectrometry Methods 0.000 claims description 2
- 238000002354 inductively-coupled plasma atomic emission spectroscopy Methods 0.000 claims description 2
- 238000004255 ion exchange chromatography Methods 0.000 claims description 2
- 229920001220 nitrocellulos Polymers 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 2
- 239000004800 polyvinyl chloride Substances 0.000 claims description 2
- 238000000682 scanning probe acoustic microscopy Methods 0.000 claims description 2
- 238000004611 spectroscopical analysis Methods 0.000 claims description 2
- 238000000870 ultraviolet spectroscopy Methods 0.000 claims description 2
- 238000004846 x-ray emission Methods 0.000 claims description 2
- 238000000354 decomposition reaction Methods 0.000 abstract description 11
- 229920001343 polytetrafluoroethylene Polymers 0.000 abstract 1
- 239000004810 polytetrafluoroethylene Substances 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 19
- 239000000047 product Substances 0.000 description 12
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 238000010494 dissociation reaction Methods 0.000 description 2
- 230000005593 dissociations Effects 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000004870 electrical engineering Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000000475 sulfinyl group Chemical group [*:2]S([*:1])=O 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses an energized test method for faults of sulfur hexafluoride electric equipment, comprising the following steps: (1) taking a polytetrafluoroethylene tube and a filter membrane for standby; (2) sealing one end of the tube by using the filter membrane; (3) connecting the other end of the tube with the output end of the sulfur hexafluoride electric equipment to be tested; (4) removing the filter membrane after the sulfur hexafluoride gas passes through for 1-60min; (5) obtaining the element analysis results or phase analysis results of the removed filter membrane; and obtaining the blank experiment results of the filter membranes which are made of the same materials; (6) using the elements in the filtered solid particles to diagnose the faults of the sulfur hexafluoride electric equipment, and obtaining the diagnosis results. The method can be used in the processes of test on humidity, purity and decomposition product of the sulfur hexafluoride synchronously; therefore, the method tests by being energized, can diagnose the faults and the latent faults of the equipment under the disintegrating condition, can find the hidden troubles in time, and can prevent the safety accidents.
Description
Technical field
The invention belongs to electrical engineering technical field, be specifically related to a kind of charged detection method of sulfur hexafluoride electrical equipment fault.
Background technology
Insulating medium sulfur hexafluoride gas in High-Voltage Electrical Appliances, stable chemical nature, but the dissociation product producing in discharge process as with equipment in micro-moisture, gaseous impurities, electrode material and insulating material react, will produce the decomposition product of complicated component, cause equipment corrosion.And the performance degradation of insulating medium also can cause the decreasing insulating of equipment, so that the personal safety that jeopardizes security of operation and operator.The detection of sulfur hexafluoride gas humidity is the effective means that prevention insulation fault occurs, and utilizes the work of the decomposition product diagnosis electrical equipment situation of sulfur hexafluoride gas mainly to concentrate at present in the detection of gaseous decomposition product, as fluoridizes thionyl (SOF
2), sulphuric dioxide (SO
2), hydrogen fluoride (HF), sulfuretted hydrogen (H
2s) and carbon monoxide (CO) etc., these decomposition product complicated components, form changeable, and have toxicity in various degree, the error that the unevenness of gaseous state component distributing and analyzing detecting method exist is in addition given by detecting decomposition product diagnostic device situation and is brought larger uncertainty.Contact in sulfur hexafluoride air cell, insulator, electrical connection, pedestal etc. are mainly comprised of iron (Fe), aluminium (Al), copper (Cu), silver (Ag), tungsten (W), magnesium oxide (MgO) and a small amount of insulating polymer material.Sulfur hexafluoride gas decomposition product is mostly acrid gas, easily reacts with metal parts in sulfur hexafluoride air cell, and final sulfuration or the fluoride solid product of forming.When particularly when having, the situation such as office puts, corona discharge, arc discharge occurs, metal is directly activated into gaseous state, generation particulate solid after react with sulfur hexafluoride dissociation product or gas decomposition product.
Summary of the invention
The technical problem to be solved in the present invention is, large for sulfur hexafluoride gas decomposition product measuring error, by detecting decomposition product, diagnose the defect that sulfur hexafluoride electrical equipment fault difficulty is large, fault is difficult to location, a kind of method of utilizing air chamber internal solid particle diagnosis sulfur hexafluoride electrical equipment fault is proposed, particularly for the diagnosis of sulfur hexafluoride electrical equipment latency fault, the hidden danger that discovering device exists in time, avoids fault to worsen and causes security incident.
Technical solution of the present invention is that the charged detection method of the sulfur hexafluoride electrical equipment fault providing is to be following detecting step:
(1), get one of the teflon hose that caliber≤￠ 5mm, pipe range are 100～10000mm and mate with described teflon hose pipe diameter size and the filter membrane of filter opening diameter≤￠ 30 μ m standby.Described standby filter membrane is the one in quantitative filter paper, metal fibre film, quartz glass fibre film, polypropylene filter membrane, Teflon filter membrane, polyvinyl chloride fibre film, cellulose nitrate microporous barrier, cellulose acetate microporous barrier, polycarbonate nucleopore filter;
(2), by step (1) standby filter membrane fixed closed institute for one end of teflon hose;
(3) other end not being closed of the teflon hose, step (2) one end of obtaining being closed, be connected with the delivery outlet of peripheral hardware sulfur hexafluoride electrical equipment to be detected, control the flow velocity of sulfur hexafluoride gas of this peripheral hardware sulfur hexafluoride electrical equipment delivery outlet to be detected output at 1～1000mlmin
-1in scope, to can guarantee that the percent of pass that the sulfur hexafluoride gas of this peripheral hardware sulfur hexafluoride electrical equipment delivery outlet output to be detected flows through from described filter membrane reaches 100 ﹪;
(4), treat that the time that the sulfur hexafluoride gas of the sulfur hexafluoride electrical equipment delivery outlet to be detected of peripheral hardware described in step (3) output flows through from described filter membrane reaches 1～60min, remove filter membrane;
(5), to step (4) the filter membrane that removes implement that the analysis of atomic absorption spectrometry, atomic emission spectrometry analysis, atomic Fluorescence Spectrometry To The Analysis, ultravioletvisible spectroscopy analysis, ion chromatography analysis, ICP-AES analysis, inductively coupled plasma mass spectrometry analysis, x-ray fluorescence spectrometry method, X ray energy dispersion spectrometry are analyzed, x-ray photoelectron spectroscopy method is analyzed, the one of Auger electron spectroscopy in analyzing, obtain this institute and remove the ultimate analysis conclusion of filter membrane; Or to step (4) the filter membrane that removes implement X-ray diffraction method material phase analysis, obtain this institute and remove the material phase analysis conclusion of filter membrane.Meanwhile, to step (1) the filter membrane enforcement blank assay of standby and step (4) the identical material of filter membrane of removing, obtain the blank assay result of this identical material filter membrane;
(6), to step (5) the ultimate analysis conclusion of the step that obtains (4) filter membrane that removes or the material phase analysis conclusion of step (4) filter membrane that removes, compare with the blank assay result of step (5) the identical material filter membrane that obtains, obtain one or more elements in institute's iron content, aluminium, copper, silver, tungsten, magnesium, carbon in the solid particle that above-mentioned steps (4) filter membrane that removes leaches, be contained element in the solid particle leaching in the sulfur hexafluoride gas that the delivery outlet of the described peripheral hardware of above-mentioned steps (3) sulfur hexafluoride electrical equipment to be detected exports.Then utilizing contained element in the solid particle leaching in the sulfur hexafluoride gas of delivery outlet output of this peripheral hardware sulfur hexafluoride electrical equipment to be detected is the corresponding element relation of the iron that comprises in the parts from described peripheral hardware sulfur hexafluoride electrical equipment to be detected, aluminium, copper, silver, tungsten, magnesium, carbon, and the diagnosing malfunction that this peripheral hardware sulfur hexafluoride electrical equipment to be detected is existed also draws diagnosis.
The invention has the beneficial effects as follows: the sampling process of using this method to implement, can in sulfur hexafluoride gas humidity, purity, decomposition product test process, synchronously carry out, belong to band electro-detection, can under the condition of the sulfur hexafluoride electrical equipment that do not disintegrate, diagnose and locate fault and latency fault that this equipment exists, thereby the hidden danger that discovering device exists in time, avoids fault to worsen and causes security incident.
Embodiment
Embodiment 1,
(1), get one of the teflon hose that caliber≤￠ 5mm, pipe range are 100mm and mate with described teflon hose pipe diameter size and the filter membrane of filter opening diameter≤￠ 30 μ m standby.Described standby filter membrane is quantitative filter paper;
(2), by step (1) standby filter membrane fixed closed institute for one end of teflon hose;
(3) other end not being closed of the teflon hose, step (2) one end of obtaining being closed, be connected with the delivery outlet of peripheral hardware sulfur hexafluoride electrical equipment to be detected, control the flow velocity of sulfur hexafluoride gas of this peripheral hardware sulfur hexafluoride electrical equipment delivery outlet to be detected output at 1～1000mlmin
-1in scope;
(4), treat that the time that the sulfur hexafluoride gas of the sulfur hexafluoride electrical equipment delivery outlet to be detected of peripheral hardware described in step (3) output flows through from described filter membrane reaches 1～60min, remove filter membrane;
(5), to step (4) the filter membrane that removes implement atomic absorption spectrometry, obtain the ultimate analysis conclusion of step (4) filter membrane that removes.Meanwhile, to step (1) the filter membrane enforcement blank assay of standby and step (4) the identical material of filter membrane of removing, obtain the blank assay result of this identical material filter membrane;
(6), to step (5) the ultimate analysis conclusion of the step that obtains (4) filter membrane that removes, compare with the blank assay result of step (5) the identical material filter membrane that obtains, obtain one or more elements in institute's iron content, aluminium, copper, silver, tungsten, magnesium, carbon in the solid particle that above-mentioned steps (4) filter membrane that removes leaches, be contained element in the solid particle leaching in the sulfur hexafluoride gas that the delivery outlet of the described peripheral hardware of above-mentioned steps (3) sulfur hexafluoride electrical equipment to be detected exports.Then utilizing contained element in the solid particle leaching in the sulfur hexafluoride gas of delivery outlet output of this peripheral hardware sulfur hexafluoride electrical equipment to be detected is the corresponding element relation of the iron that comprises in the parts from described peripheral hardware sulfur hexafluoride electrical equipment to be detected, aluminium, copper, silver, tungsten, magnesium, carbon, and the diagnosing malfunction that this peripheral hardware sulfur hexafluoride electrical equipment to be detected is existed also draws diagnosis.
Embodiment 2.
(1), get one of the teflon hose that caliber≤￠ 5mm, pipe range are 10000mm and mate with described teflon hose pipe diameter size and the filter membrane of filter opening diameter≤￠ 30 μ m standby.Described standby filter membrane is polycarbonate nucleopore filter;
Step (2)～(4) are with embodiment 1;
(5), to step (4) the filter membrane that removes implement X-ray diffraction method material phase analysis, obtain the material phase analysis conclusion of step (4) filter membrane that removes.Meanwhile, to step (1) the filter membrane enforcement blank assay of standby and step (4) the identical material of filter membrane of removing, obtain the blank assay result of this identical material filter membrane;
(6), to step (5) the material phase analysis conclusion of the step that obtains (4) filter membrane that removes, compare with the blank assay result of step (5) the identical material filter membrane that obtains, obtain one or more elements in institute's iron content, aluminium, copper, silver, tungsten, magnesium, carbon in the solid particle that above-mentioned steps (4) filter membrane that removes leaches, be contained element in the solid particle leaching in the sulfur hexafluoride gas that the delivery outlet of the described peripheral hardware of above-mentioned steps (3) sulfur hexafluoride electrical equipment to be detected exports.Then utilizing contained element in the solid particle leaching in the sulfur hexafluoride gas of delivery outlet output of this peripheral hardware sulfur hexafluoride electrical equipment to be detected is the corresponding element relation of the iron that comprises in the parts from described peripheral hardware sulfur hexafluoride electrical equipment to be detected, aluminium, copper, silver, tungsten, magnesium, carbon, and the diagnosing malfunction that this peripheral hardware sulfur hexafluoride electrical equipment to be detected is existed also draws diagnosis.
Claims (1)
1. a charged detection method for sulfur hexafluoride electrical equipment fault, the method is following step:
(1), get one of the teflon hose that caliber≤￠ 5mm, pipe range are 100～10000mm and mate with described teflon hose pipe diameter size and the filter membrane of filter opening diameter≤￠ 30 μ m standby, described standby filter membrane is the one in quantitative filter paper, metal fibre film, quartz glass fibre film, polypropylene filter membrane, Teflon filter membrane, polyvinyl chloride fibre film, cellulose nitrate microporous barrier, cellulose acetate microporous barrier, polycarbonate nucleopore filter;
(2), by step (1) standby filter membrane fixed closed institute for one end of teflon hose;
(3) other end not being closed of the teflon hose, step (2) one end of obtaining being closed, be connected with the delivery outlet of peripheral hardware sulfur hexafluoride electrical equipment to be detected, control the flow velocity of sulfur hexafluoride gas of this peripheral hardware sulfur hexafluoride electrical equipment delivery outlet to be detected output at 1～1000mlmin
-1in scope;
(4), treat that the time that the sulfur hexafluoride gas of the sulfur hexafluoride electrical equipment delivery outlet to be detected of peripheral hardware described in step (3) output flows through from described filter membrane reaches 1～60min, remove filter membrane;
(5), to step (4) the filter membrane that removes implement that the analysis of atomic absorption spectrometry, atomic emission spectrometry analysis, atomic Fluorescence Spectrometry To The Analysis, ultravioletvisible spectroscopy analysis, ion chromatography analysis, ICP-AES analysis, inductively coupled plasma mass spectrometry analysis, x-ray fluorescence spectrometry method, X ray energy dispersion spectrometry are analyzed, x-ray photoelectron spectroscopy method is analyzed, the one of Auger electron spectroscopy in analyzing, obtain this institute and remove the ultimate analysis conclusion of filter membrane; Or to step (4) the filter membrane that removes implement X-ray diffraction method material phase analysis, obtain the material phase analysis conclusion of this institute except filter membrane, meanwhile, to step (1) the filter membrane enforcement blank assay of standby and step (4) the identical material of filter membrane of removing, obtain the blank assay result of this identical material filter membrane;
(6), to step (5) the ultimate analysis conclusion of the step that obtains (4) filter membrane that removes or the material phase analysis conclusion of step (4) filter membrane that removes, compare with the blank assay result of step (5) the identical material filter membrane that obtains, institute's iron content in the solid particle that acquisition above-mentioned steps (4) filter membrane that removes leaches, aluminium, copper, silver, tungsten, magnesium, one or more elements in carbon, be contained element in the solid particle leaching in the sulfur hexafluoride gas of delivery outlet output of the described peripheral hardware of above-mentioned steps (3) sulfur hexafluoride electrical equipment to be detected, then in the solid particle leaching in the sulfur hexafluoride gas that utilizes the delivery outlet of this peripheral hardware sulfur hexafluoride electrical equipment to be detected to export, contained element is the iron comprising in the parts from described peripheral hardware sulfur hexafluoride electrical equipment to be detected, aluminium, copper, silver, tungsten, magnesium, the corresponding element relation of carbon, the diagnosing malfunction that this peripheral hardware sulfur hexafluoride electrical equipment to be detected is existed also draws diagnosis.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210197451.XA CN102680843B (en) | 2012-06-15 | 2012-06-15 | Energized test method for faults of sulfur hexafluoride electric equipment |
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|---|---|---|---|
| CN201210197451.XA CN102680843B (en) | 2012-06-15 | 2012-06-15 | Energized test method for faults of sulfur hexafluoride electric equipment |
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| CN102680843B true CN102680843B (en) | 2014-04-23 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103235207B (en) * | 2013-03-25 | 2016-01-20 | 广州供电局有限公司 | Gas insulated switchgear monitoring method and device |
| CN103674930B (en) * | 2013-09-29 | 2016-04-20 | 广州供电局有限公司 | SF6 gas apparatus fault fused mass method for measuring components |
| CN109142994B (en) * | 2018-07-26 | 2020-11-17 | 广东电网有限责任公司 | Method and device for diagnosing discharge degree based on sulfur hexafluoride electrical equipment |
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| JP2011145162A (en) * | 2010-01-14 | 2011-07-28 | Japan Atomic Energy Agency | X-ray detection method of fine particles in fluid |
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