CN109061418A - A kind of GIS discharging detection device - Google Patents
A kind of GIS discharging detection device Download PDFInfo
- Publication number
- CN109061418A CN109061418A CN201810971548.9A CN201810971548A CN109061418A CN 109061418 A CN109061418 A CN 109061418A CN 201810971548 A CN201810971548 A CN 201810971548A CN 109061418 A CN109061418 A CN 109061418A
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- gis
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- detection device
- valve
- discharging detection
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- 238000001514 detection method Methods 0.000 title claims abstract description 60
- 238000007599 discharging Methods 0.000 title claims abstract description 43
- 239000003153 chemical reaction reagent Substances 0.000 claims description 59
- 230000001681 protective effect Effects 0.000 claims description 30
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 230000005856 abnormality Effects 0.000 abstract description 7
- 238000003745 diagnosis Methods 0.000 abstract description 7
- 238000007689 inspection Methods 0.000 abstract description 7
- 238000012360 testing method Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 91
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 229910018503 SF6 Inorganic materials 0.000 description 5
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229960000909 sulfur hexafluoride Drugs 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 101000856246 Arabidopsis thaliana Cleavage stimulation factor subunit 77 Proteins 0.000 description 1
- 206010059866 Drug resistance Diseases 0.000 description 1
- 241001062009 Indigofera Species 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- LSJNBGSOIVSBBR-UHFFFAOYSA-N thionyl fluoride Chemical compound FS(F)=O LSJNBGSOIVSBBR-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
- G01R31/1263—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
- G01R31/1281—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation of liquids or gases
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Relating To Insulation (AREA)
- Gas-Insulated Switchgears (AREA)
Abstract
The invention discloses a kind of GIS discharging detection device, does not need individually to carry out gas production and detection operation, and can simultaneously detect all gas chambers, save the operating time of GIS discharge examination, improve detection efficiency；Multiple GIS gas chambers one-to-one correspondence of substation is equipped with GIS discharging detection device, GIS discharging detection device is connected to the gas chamber of GIS always, the gas of gas chamber can be acquired in real time, realization in real time detects the discharge scenario of GIS, it can judge which specific GIS discharges immediately if chromogenic reaction occurs for discharging detection device, fault discovery time-consuming is shortened, the fault point found out when discharge fault occurs for GIS rapidly and efficiently is realized, improves the efficiency of accident abnormality inspection and diagnosis；For this programme using chemical colour reaction reaction detection GIS with the presence or absence of electric discharge, testing result is more intuitive, quickly discovery and positioning failure GIS, and clear failure reason.
Description
Technical field
The present invention relates to equipment Management in Enterprise checking experiment technical field, in particular to a kind of GIS discharging detection device.
Background technique
Gas-insulating and fully-enclosed combined electrical apparatus (abbreviation GIS) mainly by breaker, disconnecting switch, earthing switch, mutual inductor,
The components such as arrester, bus, connector and outlet terminal composition, above-mentioned component be entirely encapsulated in metal it is outer in, wherein outside metal
Shell is grounded, the insulating gas filled with certain pressure inside metal shell, such as sulfur hexafluoride SF6, therefore it is gas-insulating and fully-enclosed
Combined electrical apparatus is also referred to as SF6 fully closed combined electric unit.
Sulfur hexafluoride is a kind of colourless, odorless, nontoxic, non-ignitable inert gas and strong electronegativity gas, electrical exhausted
Edge intensity is very high, the SF in uniform electric field6Dielectric strength is about 2.5 times of air insulation intensity, in super-pressure and extra-high is broken
SF is commonly used in the device of road6As arc-extinguishing medium.
Components loosening may occur in transport, storage and installation process for GIS, electrode surface scratches or installation dislocation
The problems such as electrode surface defect caused by meeting, electrically conductive particles enter or tool is forgotten in GIS, cause generation electricity inside GIS
Arc discharge, spark discharge, corona or shelf depreciation.
In the case where internal discharge fault condition occurs for GIS, need to be taken gas and detection one by one to multiple GIS gas chambers, with one
As for scale extra-high-voltage alternating current substation, be singly that 1000kV just has more than 300 GIS gas chambers, it is assumed that average that gas is each taken to operate 2
Minute, more than 300 GIS gas chambers take gas completion to be also required to more than 600 minutes, about 10 hours, when causing GIS that discharge fault occurs
Find out the low efficiency of fault point.
Therefore, how rapidly and efficiently find out GIS occur discharge fault when fault point, with promoted accident abnormality inspection and
The efficiency of diagnosis becomes those skilled in the art's technical problem urgently to be resolved.
Summary of the invention
In view of this, being discharged the present invention provides a kind of GIS discharging detection device with the GIS that finds out rapidly and efficiently
Fault point when failure, to promote the efficiency of accident abnormality inspection and diagnosis.
To achieve the above object, the invention provides the following technical scheme:
In one embodiment, a kind of GIS discharging detection device, comprising:
Reagent Tube, detection reagent is provided in the Reagent Tube, and the gas that the detection reagent and GIS electric discharge generate occurs
Chromogenic reaction；
The first gas pipeline being set between the gas chamber of the GIS and the Reagent Tube；
Valve, the valve are set to the first gas pipeline for controlling the company of the Reagent Tube Yu the gas chamber
It is logical；
The second gas pipeline of gas for being discharged into the Reagent Tube.
In another embodiment, air pump is provided on the first gas pipeline, the air pump is located at the valve
Between the Reagent Tube.
It in another embodiment, further include pressure-resistant protective cover, the Reagent Tube is located in the pressure-resistant protective cover, institute
The connecting pin for stating the first pipeline and second pipeline and the Reagent Tube also is located in the pressure-resistant protective cover.
In another embodiment, the pressure-resistant protective cover is metal pressure resistance protective cover.
In another embodiment, implosion guard observation window is provided on the pressure-resistant protective cover.
In another embodiment, the side of the pressure-resistant protective cover and the second gas piping connection is provided with resistance to
Press pipe valve.
In another embodiment, the valve is Three-way butterfly valve, the first valve port and the gas of the Three-way butterfly valve
Room connection, the second valve port of the Three-way butterfly valve and the first gas pipeline connection, the third valve port of the Three-way butterfly valve with
Insulating gas charge and discharge orifice.
In another embodiment, the first pipe valve, institute are provided at the connecting tube of first valve port and the gas chamber
The junction for stating the second valve port and the first gas pipeline is provided with the second pipe valve, the third valve and the insulating gas
The junction of charge and discharge interface is provided with third pipe valve.
In another embodiment, the discharging detection device is installed in the shell of the GIS.
It can be seen from the above technical proposal that GIS discharging detection device provided by the invention does not need individually to carry out gas production
It operates, and all gas chambers can be detected simultaneously with detection, save the operating time of GIS discharge examination, improve
Detection efficiency；Multiple GIS gas chambers one-to-one correspondence of substation is equipped with GIS discharging detection device, and GIS discharging detection device is always
It being connected to the gas chamber of GIS, the gas of gas chamber can be acquired in real time, realization in real time detects the discharge scenario of GIS, once it puts
Chromogenic reaction occurs for electric detection means can then judge which specific GIS discharges immediately, shorten fault discovery time-consuming, real
The now fault point found out when discharge fault occurs for GIS rapidly and efficiently, improves the efficiency of accident abnormality inspection and diagnosis；We
For case using chemical colour reaction reaction detection GIS with the presence or absence of electric discharge, testing result is more intuitive, quickly discovery and positioning failure GIS,
And clear failure reason.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of GIS discharging detection device provided in an embodiment of the present invention.
1, valve, 2, air pump, 3, implosion guard observation window, 4, second gas pipeline, 5, pressure-resistant pipe valve, 6, Reagent Tube, 7,
Pressure-resistant protective cover, 8, the shell of GIS.
Specific embodiment
The invention discloses a kind of GIS discharging detection devices, with the event found out when discharge fault occurs for GIS rapidly and efficiently
Hinder point, to promote the efficiency of accident abnormality inspection and diagnosis.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, Fig. 1 is the structural schematic diagram of GIS discharging detection device provided in an embodiment of the present invention.
The invention discloses a kind of GIS discharging detection devices, including Reagent Tube 6, first gas pipeline, valve 6 and second
Gas piping 4 is followed successively by first gas pipeline, valve 6, Reagent Tube 6 and second gas pipeline 4 along the flow direction of gas.
First gas pipeline is set between the gas chamber of GIS and Reagent Tube 6, and the indoor insulating gas of gas passes through first gas
Pipeline enters Reagent Tube 6.
Valve 6 is set on first gas pipeline for controlling the connection of Reagent Tube 6 Yu gas chamber, ordinary circumstance lower valve 6
It is in the open state.
Second gas pipeline 4 is used for the gas being discharged into Reagent Tube 6, and the gas in Reagent Tube 6 is enable not stop
It is logical, the discharge scenario of gas chamber is detected in real time.
The insulating gas of gas chamber enters Reagent Tube 6 by first gas pipeline and valve 6 from the gas chamber of GIS, then passes through the
The discharge of two gas pipings 4.Herein it should be noted that insulating gas can be endlessly by first after being passed through the gas chamber of GIS
Gas piping enters Reagent Tube 6, then is discharged by second gas pipeline 4, and whether discharging detection device can in real time discharge to GIS
It is checked, correspondingly, in order to realize real-time detection, valve 6 needs to be constantly in open state.
The testing principle for the discharging detection device that this programme provides:
Electric discharge, which occurs, for GIS can generate SF4, SOF2, HF and SO2The gas of equal ingredients, interior Reagent Tube 6 is NaOH, I2And H2O
The solid reagent being made by mixing according to a certain percentage, the HF and SO generated for detecting electric discharge2；
Insulating gas passes through Reagent Tube 6, and Reagent Tube 6 occurs chromogenic reaction, then proves that GIS discharges, insulating gas warp
Reagent Tube 6 is crossed, chromogenic reaction does not occur for Reagent Tube 6, then proving GIS, there is no electric discharges.
Specific chromogenic reaction are as follows:
FH+NaOH=NaF+H2The chromogenic reaction that O occurs is purplish red flavescence；
SO2+I2+2H2O=H2SO4The chromogenic reaction that+2HI occurs bleaches for indigo plant.
It is different by the colour developing of chromogenic reaction, it is quickly obtained the reason of discharging, is debugged in time.
Further, scale is provided on Reagent Tube 6, color change can occur for solid reagent after gas passes through solid reagent
Change, the inverse that develops the color first occurs for the reagent for contacting gas side in Reagent Tube 6 first, and it is anti-that colour developing occurs behind the rear side for contacting gas
It answers, the length that the reagent of metachromasia occurs is read according to the scale of Reagent Tube 6, and then obtain SF6SO in gas2, HF it is dense
Degree.
Or gas component can also be detected using the chromatography of transformer oil, to judge whether GIS occurs
Electric discharge helps to understand the operating status of GIS and the failure that may be hidden in operation.
The GIS discharging detection device that this programme provides does not need individually to carry out gas production and detection operation, and can be right simultaneously
All gas chambers are detected, and are saved the operating time of GIS discharge examination, are improved detection efficiency；Multiple GIS of substation
Gas chamber one-to-one correspondence is equipped with GIS discharging detection device, and GIS discharging detection device is connected to the gas chamber of GIS always, can be real-time
The gas of gas chamber is acquired, realization in real time detects the discharge scenario of GIS, if chromogenic reaction occurs for discharging detection device
Can judge which specific GIS discharges immediately, shorten that fault discovery is time-consuming, realize rapidly and efficiently find out GIS
Fault point when discharge fault improves the efficiency of accident abnormality inspection and diagnosis；This programme utilizes chemical colour reaction reaction detection
For GIS with the presence or absence of electric discharge, testing result is more intuitive, quickly discovery and positioning failure GIS, and clear failure reason.
In order to further optimize the above technical scheme, the discharging detection device that this programme provides, which also has, is set to the first gas
Air pump 2 on body pipeline, air pump 2 is between valve 6 and Reagent Tube 6.Air pump 2 can for gas enter Reagent Tube 6 provide it is dynamic
Power improves the accuracy of detection efficiency and testing result to a certain extent.
In order to avoid Damaging agent pipe 6, the GIS discharging detection device that this programme provides further includes pressure-resistant protective cover 7, reagent
Pipe 6 is located in pressure-resistant protective cover 7, and the connecting pin of the first pipeline and the second pipeline and Reagent Tube 6 also is located in pressure-resistant protective cover 7.
Herein it should be noted that first gas pipeline and second gas pipeline 4 are located at the both ends of Reagent Tube 6, Reagent Tube 6 can only
By first gas pipeline air inlet, it is vented by second gas pipeline 4.Drug resistance protective cover conduct can prevent insulating gas from leaking
Closed protective cover, protective effect is played to Reagent Tube 6, first gas pipeline and second gas pipeline 4, improves GIS
Discharging detection device resists the ability of external force, guarantees the accuracy of testing result.
In a specific embodiment of this programme, pressure-resistant protective cover 7 is metal pressure resistance protective cover 7.Specifically, metal is resistance to
Pressing protective cover 7 is aluminium alloy pressure resistance protective cover 7 or stainless steel pressure resistance protective cover 7.
Detection in order to facilitate staff to discharge scenario, it is preferred that implosion guard sight is provided on pressure-resistant protective cover 7
Examine window 3, implosion guard observation window 3 is transparent windows, staff during tour, that is, observable discharging detection device
The colour developing situation of Reagent Tube 6, to quickly judge whether GIS discharges.
In order to further optimize the above technical scheme, the pressure-resistant protective cover 7 that this programme provides is connect with second gas pipeline 4
Side be provided with pressure-resistant pipe valve 5.Reagent bottle detect GIS electric discharge occur chromogenic reaction after, need to the reagent in reagent bottle into
Row replacement when replacement, opens pressure-resistant pipe valve 5, from one end taking-up reagent of pressure-resistant protective cover 7 connect with second gas pipeline 4
Bottle replaces reagent, after the completion of replacement, then by pressure-resistant pipe valve 5 reagent bottle for replacing completion is put back to pressure-resistant protective cover 7.More
When changing reagent, need to close on valve 6.
In a specific embodiment of this programme, valve 6 is Three-way butterfly valve, and the first valve port and gas chamber of Three-way butterfly valve connect
It is logical, the second valve port and first gas pipeline connection of Three-way butterfly valve, the third valve port and insulating gas charge and discharge interface of Three-way butterfly valve
Connection.When first valve port is connected to the second valve port, the gas of gas chamber enters reagent bottle, when the first valve port is connected to third valve port,
Supplementary insulation gas in gas chamber.
In order to improve the reliability of GIS discharging detection device work, the is provided at the connecting tube of the first valve port and gas chamber
The junction of one pipe valve, the second valve port and first gas pipeline is provided with the second pipe valve, and third valve port connects with insulating gas charge and discharge
The junction of mouth is provided with third pipe valve.
In a specific embodiment of this programme, GIS discharging detection device is installed in the shell 8 of GIS.GIS's is outer
Shell 8 plays the role of further protection to GIS discharging detection device, while saving the installation space of GIS.
Gas chamber carries out taking the low of gas test one by one when the GIS discharging detection device that this programme provides compares previous fault detection
Efficiency working method, being changed into operation maintenance personnel can directly be known at once at the scene by observing GIS discharging detection device
Whether other equipment there is discharge fault, the efficiency for improving accident abnormality inspection and making a definite diagnosis.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (9)
1. a kind of GIS discharging detection device characterized by comprising
Reagent Tube (6), the Reagent Tube (6) is interior to be provided with detection reagent, and the gas that the detection reagent and GIS electric discharge generate is sent out
Raw chromogenic reaction；
The first gas pipeline being set between the gas chamber of the GIS and the Reagent Tube (6)；
Valve (6), the valve (6) are set to the first gas pipeline for controlling the Reagent Tube (6) and the gas chamber
Connection；
The second gas pipeline (4) of gas for being discharged into the Reagent Tube (6).
2. GIS discharging detection device according to claim 1, which is characterized in that be provided on the first gas pipeline
Air pump (2), the air pump (2) is between the valve (6) and the Reagent Tube (6).
3. GIS discharging detection device according to claim 1, which is characterized in that it further include pressure-resistant protective cover (7), it is described
Reagent Tube (6) is located in the pressure-resistant protective cover (7), first pipeline and second pipeline and the Reagent Tube (6)
Connecting pin also is located in the pressure-resistant protective cover (7).
4. GIS discharging detection device according to claim 3, which is characterized in that the pressure resistance protective cover (7) is that metal is resistance to
It presses protective cover (7).
5. GIS discharging detection device according to claim 3, which is characterized in that be provided on the pressure resistance protective cover (7)
Implosion guard observation window (3).
6. GIS discharging detection device according to claim 3, which is characterized in that the pressure resistance protective cover (7) and described the
The side of two gas pipings (4) connection is provided with pressure-resistant pipe valve (5).
7. GIS discharging detection device according to claim 1, which is characterized in that the valve (6) is Three-way butterfly valve, institute
The first valve port for stating Three-way butterfly valve is connected to the gas chamber, and the second valve port of the Three-way butterfly valve and the first gas pipeline connect
It is logical, the third valve port and insulating gas charge and discharge orifice of the Three-way butterfly valve.
8. GIS discharging detection device according to claim 7, which is characterized in that first valve port and the gas chamber
The first pipe valve is provided at connecting tube, the junction of second valve port and the first gas pipeline is provided with the second pipe valve,
The junction of the third valve port and the insulating gas charge and discharge interface is provided with third pipe valve.
9. GIS discharging detection device according to claim 1, which is characterized in that the discharging detection device is installed on institute
In the shell (8) for stating GIS.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810971548.9A CN109061418A (en) | 2018-08-24 | 2018-08-24 | A kind of GIS discharging detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810971548.9A CN109061418A (en) | 2018-08-24 | 2018-08-24 | A kind of GIS discharging detection device |
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| Publication Number | Publication Date |
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| CN109061418A true CN109061418A (en) | 2018-12-21 |
Family
ID=64756530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810971548.9A Pending CN109061418A (en) | 2018-08-24 | 2018-08-24 | A kind of GIS discharging detection device |
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| Country | Link |
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| CN (1) | CN109061418A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111323547A (en) * | 2020-04-09 | 2020-06-23 | 国家电网有限公司 | GIS air chamber decomposition object detection device |
| CN111830016A (en) * | 2020-06-28 | 2020-10-27 | 国家电网有限公司 | Device for rapidly confirming GIS equipment fault air chamber |
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| CN105044090A (en) * | 2015-06-24 | 2015-11-11 | 陕西师范大学 | Sulfide detection method and device |
| CN105911032A (en) * | 2016-04-08 | 2016-08-31 | 武汉大学 | Apparatus and method for detecting SO2 in SF6 electrical equipment based on ultraviolet fluorescence |
| CN206321621U (en) * | 2016-12-09 | 2017-07-11 | 上海欧秒电力监测设备有限公司 | Sulfur hexafluoride decomposer on-line monitoring system |
| CN206557095U (en) * | 2017-03-21 | 2017-10-13 | 哈尔滨理工大学 | It is a kind of to detect the device that insulating gas is decomposed |
| CN207051054U (en) * | 2017-07-17 | 2018-02-27 | 江苏国森检测技术有限公司 | A kind of gas sampling detection means |
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- 2018-08-24 CN CN201810971548.9A patent/CN109061418A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201662555U (en) * | 2010-03-19 | 2010-12-01 | 重庆电力科学试验研究院 | Failure monitoring device for sulfur hexafluoride electric equipment |
| CN102590414A (en) * | 2012-01-18 | 2012-07-18 | 神华集团有限责任公司 | Method for analyzing contents of trace arsine and phosphine in gas-phase propylene by gas chromatograph |
| CN103344735A (en) * | 2013-07-11 | 2013-10-09 | 国家电网公司 | Method for positioning discharging fault in gas insulated switchgear (GIS) |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111323547A (en) * | 2020-04-09 | 2020-06-23 | 国家电网有限公司 | GIS air chamber decomposition object detection device |
| CN111830016A (en) * | 2020-06-28 | 2020-10-27 | 国家电网有限公司 | Device for rapidly confirming GIS equipment fault air chamber |
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Application publication date: 20181221 |
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| RJ01 | Rejection of invention patent application after publication |