CN104792365B - The detecting device integrated and method in sulfur hexafluoride gas quality scene - Google Patents
The detecting device integrated and method in sulfur hexafluoride gas quality scene Download PDFInfo
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- CN104792365B CN104792365B CN201510189526.3A CN201510189526A CN104792365B CN 104792365 B CN104792365 B CN 104792365B CN 201510189526 A CN201510189526 A CN 201510189526A CN 104792365 B CN104792365 B CN 104792365B
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- Prior art keywords
- detection module
- sulfur hexafluoride
- hexafluoride gas
- detection circuit
- absorption cell
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910018503 SF6 Inorganic materials 0.000 title claims abstract description 37
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 229960000909 sulfur hexafluoride Drugs 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000001514 detection method Methods 0.000 claims abstract description 102
- 238000010521 absorption reaction Methods 0.000 claims description 34
- 239000002480 mineral oil Substances 0.000 claims description 21
- 235000010446 mineral oil Nutrition 0.000 claims description 21
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 16
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 239000012530 fluid Substances 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 238000004817 gas chromatography Methods 0.000 claims description 3
- 238000002329 infrared spectrum Methods 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 241000218158 Clematis Species 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims description 2
- 230000010354 integration Effects 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 abstract description 3
- 238000004458 analytical method Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 31
- 238000005516 engineering process Methods 0.000 description 4
- 238000003682 fluorination reaction Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical group [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000012372 quality testing Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 125000000475 sulfinyl group Chemical group [*:2]S([*:1])=O 0.000 description 1
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The invention discloses a kind of detecting device integrated and method in sulfur hexafluoride gas quality scene, belong to electric device maintenance technical field.It is detecting device integrated that the present invention proposes a kind of sulfur hexafluoride gas quality scene, including air inlet, air relief valve, the first detection circuit, the second detection circuit, air vent, described air inlet is connected with described air relief valve, described air relief valve is connected with the described first detection circuit, described second detection circuit respectively, and described first detection circuit, described second detection circuit are connected with described air vent respectively.The present invention also proposes a kind of detecting device integrated detection method in utilization sulfur hexafluoride gas quality scene, achieve integration and the instrumentation of six Indexs measure of sulfur hexafluoride gas first, six index analysis times were shortened to half an hour from one day, avoid transporting gas bomb back test in laboratory it is achieved that real-time on-site is analyzed simultaneously.
Description
Technical field
The present invention relates to a kind of detecting device integrated and method in sulfur hexafluoride gas quality scene, belong to power equipment inspection
Survey technology field.
Background technology
Sulfur hexafluoride gas possess excellent insulating properties, are widely used in all kinds of power equipments, and its moisture, decomposition are produced
Thing, purity, mineral oil, acidity, hydrolyzable content of fluoride are the important indicators controlling sulfur hexafluoride gas quality.For operation
In sulfur hexafluoride gas, on the one hand the related impuritieses such as acidity, fluoride, catabolite easily absorbed by steel cylinder, on the other hand
If touching moisture and oxygen in sampling process, fluorination thionyl, fluorination sulfonyl, the impurity such as Fluohydric acid. can be generated, be based on more than
2 points of reasons transport gas back laboratory, and detection data cannot reflect gas truth, directly affects and electric power gas is set
The judgement of standby running status, is the potential risk of power network safety operation.The scene integration of research and development sulfur hexafluoride gas quality
Detection means and method are most important.
Content of the invention
It is an object of the invention to provide a kind of detecting device integrated and method in sulfur hexafluoride gas quality scene, solve existing
There is the detection data in technology cannot reflect the technical problem of gas truth.
The present invention adopts the following technical scheme that：A kind of sulfur hexafluoride gas quality scene is detecting device integrated, its feature
It is, including air inlet, air relief valve, the first detection circuit, the second detection circuit, air vent, described air inlet and described decompression
Valve is connected, and described air relief valve is connected with the described first detection circuit, described second detection circuit respectively, described first detection
Circuit, described second detection circuit are connected with described air vent respectively；Described first detection circuit includes electromagnetic valve one, clematis stem
Valve, water content detection module, catabolite detection module, purity detecting module, described electromagnetic valve one is connected with described six-way valve,
Described six-way valve is connected with described water content detection module, described purity detecting module respectively, described water content detection module and institute
State catabolite detection module to be connected, described catabolite detection module, described purity detecting module respectively with described aerofluxuss
Mouth is connected；Described second detection circuit includes electromagnetic valve two, mineral oil detection module, absorption cell, described electromagnetic valve two and institute
State mineral oil detection module to be connected, described mineral oil detection module is connected with described absorption cell, described absorption cell with described
Air vent is connected；Described absorption cell includes acidity detection module, hydrolyzable fluoride detection module, inside described absorption cell also
It is provided with absorbing liquid.
Preferably, described water content detection module is detected using capacitance-resistance method；Described catabolite detection module is using electricity
Chemical sensor is detected；Described purity detecting module is detected using gas chromatography；Described mineral oil detection module
Mineral oil in sulfur hexafluoride gas is absorbed using semipermeable membrane, then adopts infrared spectrum to detect；Described acidity detection module, institute
State hydrolyzable fluoride detection module to be integrated in same described absorption cell, entered using pH sensor and fluorine ion sensing device respectively
Row measurement.
Preferably, the bottom of absorption cell is also associated with automatic sampler, leakage fluid dram；Automatic sampler is used for being quantitatively adding suction
Receive liquid；Leakage fluid dram is used for discharging absorbing liquid.
Preferably, the top of absorption cell is also associated with pressure transducer, for the pressure in real-time display absorption cell.
The present invention also proposes a kind of detecting device integrated detection method in utilization sulfur hexafluoride gas quality scene, and it is special
Levy and be, comprise the steps：
SS1 absorbing liquid adds：Open the automatic sampler of absorption cell bottom, add pure water into absorption cell, cleaning completes
Afterwards, add the sodium hydroxide solution setting given volume concentration, as sulfur hexafluoride gas middle acid substance, hydrolyzable fluoride
Absorbing liquid；
SS2 sulfur hexafluoride gas detect：Open air inlet pipeline solenoid one, electromagnetic valve two, sulfur hexafluoride gas are from entering
QI KOU divides two-way to enter in detection means, starts simultaneously at moisture, catabolite, purity, mineral oil, acidity, hydrolyzable fluoride
The measurement of content, completes after being fully completed to detect.
The beneficial effect that the present invention is reached：（1）Solving sulfur hexafluoride gas quality control index cannot Site Detection
A difficult problem, have that detection speed is fast, sensitivity is high, easy and simple to handle the features such as；（2）The present invention contains to moisture, purity, catabolite
The instrumentation method of amount is optimized, and the detection meanss of acidity, hydrolyzable fluoride, mineral oil content are bold in innovation
With instrumentation transformation, achieve integration and the instrumentation of six Indexs measure of sulfur hexafluoride gas first, it is to avoid by gas steel
Test in laboratory transported back by bottle it is achieved that real-time on-site analysis, greatly improves the level of resources utilization, reduces test period, saves people
Property power, has extensive economic results in society, and the safe and stable operation for electrical network and extra-high voltage project construction offer are strong
Support.
Brief description
Fig. 1 is the live detecting device integrated structural representation of sulfur hexafluoride gas quality of the present invention.
The implication of in figure labelling：1- air inlet, 2- air relief valve, 3- air vent, 4- water content detection module, 5- catabolite is examined
Survey module, 6- purity detecting module, 7- mineral oil detection module, 8- acidity detection module, 9- hydrolyzable fluoride detection module,
10- absorption cell, 11- automatic sampler, 12- leakage fluid dram, 13- pressure transducer, 14- six-way valve, 15- electromagnetic valve one, 16- electromagnetism
Valve two.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.Following examples are only used for clearly illustrating the present invention
Technical scheme, and can not be limited the scope of the invention with this.
Fig. 1 is the live detecting device integrated structural representation of sulfur hexafluoride gas quality of the present invention, and the present invention carries
Go out a kind of sulfur hexafluoride gas quality scene detecting device integrated, including air inlet 1, air relief valve 2, first detect circuit, the
Two detection circuits, air vent 3, air inlet 1 is connected with air relief valve 2, and air relief valve 2 detects circuit, the second detection respectively with first
Circuit is connected, and the first detection circuit, the second detection circuit are connected with air vent 3 respectively；First detection circuit includes electromagnetism
Valve 1, six-way valve 14, water content detection module 4, catabolite detection module 5, purity detecting module 6, electromagnetic valve one 15 and six
Port valve 14 is connected, and six-way valve 14 is connected with water content detection module 4, purity detecting module 6 respectively, purity detecting module 6 with
Water content detection module 4 switches air inlet by six-way valve 14, and water content detection module 4 is connected with catabolite detection module 5, decomposes
Product detection module 5, purity detecting module 6 are connected with air vent 3 respectively；Second detection circuit includes electromagnetic valve 2 16, ore deposit
Thing oil detection module 7, absorption cell 10, electromagnetic valve 2 16 is connected with mineral oil detection module 7, mineral oil detection module 7 and suction
Receives pond 10 is connected, and absorption cell 10 is connected with air vent 3；Absorption cell 10 includes acidity detection module 8, hydrolyzable fluorination quality testing
Survey module 9, inside absorption cell 10, be additionally provided with absorbing liquid.
Air inlet 1 connects the first detection circuit, the second detection circuit respectively, and its reason is：Water content detection module 4, point
Solution product detection module 5, purity detecting module 6 need to adjust flow, current stabilization, and mineral oil detection module 7, acidity detection module
8th, hydrolyzable fluoride detection module 9 is related to gas absorption process, can bring pressure change, affects gas flow rate.
Water content detection module 4 is detected using capacitance-resistance method；Catabolite detection module 5 is carried out using electrochemical sensor
Detection；Purity detecting module 6 is detected using gas chromatography；It is lithium that mineral oil detection module 7 adopts semipermeable membrane to absorb
Mineral oil in sulfur gas, then adopts infrared spectrum to detect；Acidity detection module 8, hydrolyzable fluoride detection module 9 are integrated
In same absorption cell 10, measured using pH sensor and fluorine ion sensing device respectively.
The bottom of absorption cell 10 is also associated with automatic sampler 11, leakage fluid dram 12；Automatic sampler 11 is used for being quantitatively adding
Absorbing liquid；Leakage fluid dram 12 is used for discharging absorbing liquid.
The top of absorption cell 10 is also associated with pressure transducer 13, for the pressure in real-time display absorption cell 10；Pass through
The addition of absorbing liquid and the control of pressure, can achieve and sulfur hexafluoride gas middle acid substance, hydrolyzable fluoride are quickly absorbed.
The present invention also proposes a kind of detecting device integrated detection method in utilization sulfur hexafluoride gas quality scene, including
Following steps：
SS1 absorbing liquid adds：Open the automatic sampler 11 of absorption cell 10 bottom, add pure water into absorption cell 10, clearly
After the completion of washing, add the sodium hydroxide solution setting given volume concentration, as sulfur hexafluoride gas middle acid substance, hydrolyzable
The absorbing liquid of fluoride；
SS2 sulfur hexafluoride gas detect：Open air inlet pipeline solenoid one, electromagnetic valve two, sulfur hexafluoride gas are from entering
1 point of two-way of QI KOU enters in detection means, starts simultaneously at moisture, catabolite, purity, mineral oil, acidity, hydrolyzable fluoride
The measurement of content, completes after being fully completed to detect.
The above is only the preferred embodiment of the present invention it is noted that ordinary skill people for the art
For member, on the premise of without departing from the technology of the present invention principle, some improvement can also be made and deform, these improve and deform
Also should be regarded as protection scope of the present invention.
Claims (5)
1. a kind of sulfur hexafluoride gas quality scene detecting device integrated it is characterised in that including air inlet（1）, air relief valve
（2）, first detection circuit, second detection circuit, air vent（3）, described air inlet（1）With described air relief valve（2）It is connected, institute
State air relief valve（2）It is connected with the described first detection circuit, described second detection circuit respectively, described first detection circuit, institute
State the second detection circuit respectively with described air vent（3）It is connected；Described first detection circuit includes electromagnetic valve one（15）, clematis stem
Valve（14）, water content detection module（4）, catabolite detection module（5）, purity detecting module（6）, described electromagnetic valve one（15）With
Described six-way valve（14）It is connected, described six-way valve（14）Respectively with described water content detection module（4）, described purity detecting module
（6）It is connected, described water content detection module（4）With described catabolite detection module（5）It is connected, described catabolite detection
Module（5）, described purity detecting module（6）Respectively with described air vent（3）It is connected；Described second detection circuit includes electromagnetism
Valve two（16）, mineral oil detection module（7）, absorption cell（10）, described electromagnetic valve two（16）With described mineral oil detection module（7）
It is connected, described mineral oil detection module（7）With described absorption cell（10）It is connected, described absorption cell（10）With described air vent
（3）It is connected；Described absorption cell（10）Including acidity detection module（8）, hydrolyzable fluoride detection module（9）, described absorption
Pond（10）Inside is additionally provided with absorbing liquid.
2. a kind of sulfur hexafluoride gas quality scene according to claim 1 detecting device integrated it is characterised in that institute
State water content detection module（4）Detected using capacitance-resistance method；Described catabolite detection module（5）Entered using electrochemical sensor
Row detection；Described purity detecting module（6）Detected using gas chromatography；Described mineral oil detection module（7）Using half
Permeable membrane absorbs the mineral oil in sulfur hexafluoride gas, then adopts infrared spectrum to detect；Described acidity detection module（8）, described
Hydrolyzable fluoride detection module（9）It is integrated in same described absorption cell（10）Interior, passed using pH sensor and fluorion respectively
Sensor measures.
3. a kind of sulfur hexafluoride gas quality scene according to claim 1 detecting device integrated it is characterised in that institute
State absorption cell（10）Bottom be also associated with automatic sampler（11）, leakage fluid dram（12）；Described automatic sampler（11）It is fixed to be used for
Amount adds absorbing liquid；Described leakage fluid dram（12）It is used for discharging absorbing liquid.
4. a kind of sulfur hexafluoride gas quality scene according to claim 1 detecting device integrated it is characterised in that institute
State absorption cell（10）Top be also associated with pressure transducer（13）, for real-time display absorption cell（10）Interior pressure.
5. the detecting device integrated detection method in the sulfur hexafluoride gas quality scene described in a kind of utilization claim 1, its
It is characterised by, comprise the steps：
SS1 absorbing liquid adds：Open absorption cell（10）The automatic sampler of bottom（11）, to absorption cell（10）Interior addition pure water,
After the completion of cleaning, add the sodium hydroxide solution setting given volume concentration, as sulfur hexafluoride gas middle acid substance, Ke Shui
The absorbing liquid of solution fluoride；
SS2 sulfur hexafluoride gas detect：Open air inlet pipeline solenoid one, electromagnetic valve two, sulfur hexafluoride gas are from air inlet
（1）Point two-way enters in detection means, starts simultaneously at moisture, catabolite, purity, mineral oil, acidity, hydrolyzable fluoride contain
The measurement of amount, completes after being fully completed to detect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510189526.3A CN104792365B (en) | 2015-04-21 | 2015-04-21 | The detecting device integrated and method in sulfur hexafluoride gas quality scene |
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| CN201510189526.3A CN104792365B (en) | 2015-04-21 | 2015-04-21 | The detecting device integrated and method in sulfur hexafluoride gas quality scene |
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| Publication Number | Publication Date |
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| CN104792365A CN104792365A (en) | 2015-07-22 |
| CN104792365B true CN104792365B (en) | 2017-03-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107561209A (en) * | 2017-08-03 | 2018-01-09 | 国网安徽省电力公司电力科学研究院 | Sulfur hexafluoride gas acidity detection method and device |
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| CN106093293B (en) * | 2016-08-16 | 2017-11-24 | 国网江西省电力公司电力科学研究院 | A kind of detection method of sulfur hexafluoride gas decomposition in acid thing concentration |
| CN107340266A (en) * | 2017-08-03 | 2017-11-10 | 国网安徽省电力公司电力科学研究院 | Sulfur hexafluoride gas detection absorption plant |
| CN107314984B (en) * | 2017-08-03 | 2023-03-24 | 国网安徽省电力公司电力科学研究院 | Multifunctional sulfur hexafluoride gas detection and absorption device |
| CN107328731A (en) * | 2017-08-03 | 2017-11-07 | 国网安徽省电力公司电力科学研究院 | Sulfur hexafluoride gas mineral oil in fluid content assaying method and device |
| CN107356464A (en) * | 2017-08-03 | 2017-11-17 | 国网安徽省电力公司电力科学研究院 | Hydrolyzable Absorption of Fluoride device in sulfur hexafluoride gas |
| CN107321160A (en) * | 2017-08-03 | 2017-11-07 | 国网安徽省电力公司电力科学研究院 | Sulfur hexafluoride gas middle acid substance absorption plant |
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| CN114487206A (en) * | 2022-02-16 | 2022-05-13 | 中船(邯郸)派瑞特种气体股份有限公司 | High-purity gas online automatic detection device and application method thereof |
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| US6921428B2 (en) * | 2001-01-25 | 2005-07-26 | Ube Industries, Ltd. | Device and method for separating and collecting halide gas |
| CN201464318U (en) * | 2009-07-27 | 2010-05-12 | 施宏 | Air online detecting device for electrical device |
| CN201654012U (en) * | 2010-01-19 | 2010-11-24 | 河南省日立信股份有限公司 | Sulfur hexafluoride decomposition product analyzer |
| CN201828554U (en) * | 2010-06-29 | 2011-05-11 | 河南省电力公司商丘供电公司 | Comprehensive evaluation device for sulfur hexafluoride electrical equipment |
| CN102507649B (en) * | 2011-12-29 | 2013-03-20 | 沈阳仪表科学研究院 | SF6 (Sulfur Hexafluoride) micro-water content transducer calibration device |
| CN202693564U (en) * | 2012-07-10 | 2013-01-23 | 厦门加华电力科技有限公司 | Comprehensive sulfur hexafluoride gas detection device |
| CN203798622U (en) * | 2014-02-28 | 2014-08-27 | 国家电网公司 | Device for absorbing mineral oil in sulfur hexafluoride gas |
| CN204228197U (en) * | 2014-10-24 | 2015-03-25 | 国家电网公司 | Hyperchannel GIS sulfur hexafluoride moisture and decomposition product on-line measuring device |
| CN204612753U (en) * | 2015-04-21 | 2015-09-02 | 国家电网公司 | Sulfur hexafluoride gas quality scene is detecting device integrated |
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2015
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107561209A (en) * | 2017-08-03 | 2018-01-09 | 国网安徽省电力公司电力科学研究院 | Sulfur hexafluoride gas acidity detection method and device |
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