CN203733749U - SF6 gas discharge decomposition tank device - Google Patents
SF6 gas discharge decomposition tank device Download PDFInfo
- Publication number
- CN203733749U CN203733749U CN201420024632.7U CN201420024632U CN203733749U CN 203733749 U CN203733749 U CN 203733749U CN 201420024632 U CN201420024632 U CN 201420024632U CN 203733749 U CN203733749 U CN 203733749U
- Authority
- CN
- China
- Prior art keywords
- tank body
- tank
- pressure gas
- high pressure
- door
- Prior art date
- 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.)
- Expired - Lifetime
Links
- 238000000354 decomposition reaction Methods 0.000 title claims abstract description 21
- 230000004888 barrier function Effects 0.000 claims description 18
- 230000000007 visual effect Effects 0.000 claims description 17
- 238000007789 sealing Methods 0.000 abstract description 11
- 239000007789 gas Substances 0.000 description 92
- 230000000694 effects Effects 0.000 description 9
- 238000009413 insulation Methods 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000004020 conductor Substances 0.000 description 4
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000013022 venting Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910018503 SF6 Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 2
- 101000856246 Arabidopsis thaliana Cleavage stimulation factor subunit 77 Proteins 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000012491 analyte Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- -1 moisture Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 229960000909 sulfur hexafluoride Drugs 0.000 description 1
- QHMQWEPBXSHHLH-UHFFFAOYSA-N sulfur tetrafluoride Chemical compound FS(F)(F)F QHMQWEPBXSHHLH-UHFFFAOYSA-N 0.000 description 1
- OBTWBSRJZRCYQV-UHFFFAOYSA-N sulfuryl difluoride Chemical compound FS(F)(=O)=O OBTWBSRJZRCYQV-UHFFFAOYSA-N 0.000 description 1
- LSJNBGSOIVSBBR-UHFFFAOYSA-N thionyl fluoride Chemical compound FS(F)=O LSJNBGSOIVSBBR-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
The utility model provides a SF6 gas discharge decomposition tank device which comprises a cylindrical high-pressure gas chamber tank (5) and a support (11), wherein the tank is supported by the support. Two pressurization electrodes (1) are respectively symmetrically arranged at the top and bottom of the tank, each pressurization electrodes is sleeved by an insulating sleeve (2), the insulating sleeves respectively penetrate through insulating separator plates (3) in the axial direction, the insulating separator plates (3) are connected with the tank via bolts (10), a high-pressure gas chamber door (9) and an observation window (8) in the center of the chamber door are formed at one side surface of the tank, and a fixed chamber door (17) and an observation window (16) in the center of the fixed chamber door (17) are formed at the symmetrical side surface of the tank along the same center line of the high-pressure gas chamber door (9) and observation window (8). The SF6 gas discharge decomposition tank device can effectively test decomposed products of SF6 gas, and also has the advantages including small volume, small occupied area, excellent sealing performance, visible internal operation, rich discharge types, easy adjustment of electrodes, and convenient operation by a single person.
Description
Technical field
The utility model belongs to gas-insulated metal-enclosed high voltage switchgear field, is particularly useful for SF
6gas discharge decomposition tank device.
Background technology
Gas-insulated metal-enclosed high voltage switchgear (GIS) is that the independent unit combination being interconnected by several forms, and has the advantages such as floor space is little, safe and reliable to operation, insulation property are better.Therefore be widely used in electric power system.GIS is with sulfur hexafluoride gas (SF
6) as dielectric.SF
6gas has high electric strength and good physicochemical property, is optimal dielectric and arc-extinguishing medium up to now.Its electric strength is 2.5 times of left and right of air electric strength in uniform electric field, and arc extinguishing ability is the more than 100 times of air.Generally, SF
6the chemical property of gas is very stable.But, can be owing to touching the micro-impurity such as moisture, air in the process of manufacturing, transport, installing or overhauling in actual GIS production.In the time there is insulation class fault in the GIS of actual motion, SF
6gas is under partial discharge, arc discharge, sparkover, overheated effect, can decompose the chemical product of plurality of stables such as producing HF, CO2, SOF2, SO2, SF4, SO2F2, wherein the acid compound of HF and SO2 has deep-etching effect for device interior metal and insulating material, the insulation degradation of meeting acceleration equipment, finally cause insulation fault, affect the safe and reliable operation of grid equipment.
Move from current actual production, set up partial discharge and SF
6the incidence relation of gas decomposition product, judges type, development trend and the danger classes of partial discharge by following the tracks of the parameters such as different decomposition product component and content thereof, thereby solves SF
6the difficult problem that when operation of combination of gases electric equipment, partial discharge quantitatively judges, prevents the sudden accident that insulation defect causes, and ensures that the safe and reliable operation of network system is significant.But Problems Existing is to lack the disposable SF of a kind of effectively electric discharge kind
6gas discharge decomposition device.
Based on above-mentioned in esse problem, propose for gas-insulated metal-enclosed high voltage switchgear (GIS) effective a kind of SF under different partial discharge effects
6gas discharge decomposition tank device, and be achieved by technological means.The utility model the complete sets of equipment volume is little, floor space is few; Variety classes sparking electrode is changed simply, sparking electrode gap is adjustable, one man operation convenient; Electric discharge phenomena are visual, gas pressure Real-Time Monitoring; Insulation and favorable sealing property.
Summary of the invention
The purpose of this utility model is to propose a kind of SF
6gas discharge decomposition tank device, realizes SF under different partial discharge effects
6the generation of gas analyte, for judge the type of partial discharge by following the tracks of the parameters such as different decomposition product component and content thereof, thereby solves SF
6the difficult problem that combination of gases electric equipment local electric discharge type of when operation the is judged means that provide the necessary technical.
The utility model is achieved through the following technical solutions.
A kind of SF
6gas discharge decomposition tank device, the utility model mainly comprises cylindrical high pressure gas storehouse tank body and supports the support of tank body; Be symmetrically arranged with pressure electrode at tank body top and bottom, have insulating sleeve at pressure electrode overcoat, and be bolted insulating barrier in insulating sleeve lower end; Be provided with high pressure gas storehouse door and be positioned at the visual windows that door hits exactly at tank body one side opening, on the same center line in the symmetrical side of tank body, offer fixing door and be positioned at the visual windows that door hits exactly; Offer inflation inlet in the another side of tank body and offer and get tracheae on its same center line in symmetrical side; Be connected with respectively valve, gas gauge getting on tracheae, gas gauge is between high pressure gas storehouse tank body and valve; The part that is positioned at tank body at pressure electrode is connected with electrode connecting adapter and the sparking electrode that is located at electrode connecting adapter head;
The utility model support is set to three stand bar structure that 120 degree equidistantly distribute;
The insulating barrier of the utility model circle is connected by six bolts that along the circumferential direction equidistantly distribute with high pressure gas storehouse outer casing end, ovalize state under extruding force effect at the cylindrical annular rubber washer between insulating barrier and high pressure gas storehouse outer casing end at bolt, to play sealing function, cylindrical insulating sleeve extends to high pressure gas storehouse tank interior through insulating barrier center, and be connected with insulating barrier by six soket head cap screws that along the circumferential direction equidistantly distribute, the rubber washer that is sealing function between insulating sleeve and insulating barrier is subject to screw effect ovalize, the pressure electrode that surface is covered with the metal conductive materials of screw thread axially passes along insulating sleeve, enter high pressure gas storehouse tank interior, the uniform full screw thread in outside in the cylindrical electrode connecting adapter of the ring section of metal conductive materials, its inner side is connected with the part of pressure electrode in the tank body of high pressure gas storehouse by the coupling of screw thread, sparking electrode is copper replaceable electrode, be connected by the coupling of screw thread with electrode connecting adapter external screw thread, electric discharge for device occurs, can be as required by being replaced by " plate-plate ", " point-plate ", difform electrodes such as " point-points " is to produce multi-form electric discharge, change the connecting length of electrode connecting adapter and pressure electrode part screw thread in high pressure gas storehouse, distance between adjustable two groups of sparking electrodes,
The utility model high pressure gas storehouse door and fixing door are symmetrical along device center line front and back, high pressure gas storehouse door is that one end is fixed, the other end is along the openable door of fixed axis rotation, be convenient to device built-in function, when high pressure gas storehouse door is closed and between the shell of high pressure gas storehouse, be closely connected by eight bolts that along the circumferential direction equidistantly distribute, ovalize state under extruding force effect at the cylindrical annular rubber washer between high pressure gas storehouse door and high pressure gas storehouse shell at bolt, so that sealing function, circular visual windows is positioned at door center, high pressure gas storehouse, it is light-permeable quartz glass, fixing door is openable door not, circle diameter is less than high pressure gas storehouse door, all the other structures are identical with high pressure gas storehouse door, circular visual windows is positioned at fixing door center, it is light-permeable quartz glass,
The utility model inflation inlet and get tracheae and be respectively high pressure gas storehouse and provide and be filled with SF
6gas and SF
6gas sample passage, can realize inflation and venting by the control of valve, and gas gauge can be realized the Real-Time Monitoring to high pressure gas storehouse internal gas pressure.
The beneficial effects of the utility model are:
A. pot type structure, the visual design, volume miniaturization, device summary, on-the-spot actual one man operation is convenient, device favorable sealing property.
B. sparking electrode kind is replaceable, discharging gap is adjustable, inflates, gets gas process and can control, convenient and simple for operation.
Further set forth content of the present utility model below in conjunction with accompanying drawing and example.
Brief description of the drawings
Fig. 1 is SF
6gas discharge decomposition tank device external front face schematic diagram;
Fig. 2 is SF
6gas discharge decomposition tank device cross-sectional view;
Fig. 3 is SF
6gas discharge decomposition tank device sealed structural representation.
1, pressure electrode; 2, insulating sleeve; 3, insulating barrier; 4, high pressure gas storehouse tank body; 5, inflation inlet; 6, gas gauge; 7, get tracheae; 8, visual windows; 9, high pressure gas storehouse door; 10, bolt; 11, support; 12, valve; 13, electrode connecting adapter; 14, sparking electrode; 15, screw; 16, visual windows; 17, fixing door; 18, rubber washer.
Embodiment
A kind of SF
6gas discharge decomposition tank device, the utility model feature is: the support 11 that comprises cylindrical high pressure gas storehouse tank body 4 and support tank body; Be symmetrically arranged with pressure electrode 1 at tank body top and bottom, have insulating sleeve 2 at pressure electrode 1 overcoat, and be connected with insulating barrier 3 in insulating sleeve 2 lower ends by bolt 10; Be provided with high pressure gas storehouse door 9 and be positioned at the visual windows 8 that door hits exactly at tank body one side opening, on the same center line in the symmetrical side of tank body, offer fixing door 17 and be positioned at the visual windows 16 that door hits exactly; Offer inflation inlet 5 in the another side of tank body and offer and get tracheae 7 on its same center line in symmetrical side; Be connected with respectively valve 12, gas gauge 6 getting on tracheae 7, gas gauge 6 is between high pressure gas storehouse tank body 4 and valve 12; The part that is positioned at tank body at pressure electrode 1 is connected with electrode connecting adapter 13 and the sparking electrode 14 that is located at electrode connecting adapter 13 heads;
The utility model support 11 is set to three stand bar structure that 120 degree equidistantly distribute;
The insulating barrier 3 of the utility model circle is connected by six bolts 10 that along the circumferential direction equidistantly distribute with shell 4 ends, high pressure gas storehouse, ovalize state under extruding force effect at the cylindrical annular rubber washer 18 between insulating barrier 3 and shell 4 ends, high pressure gas storehouse at bolt 10, to play sealing function, cylindrical insulating sleeve 2 extends to tank body 4 inside, high pressure gas storehouse through insulating barrier 3 centers, and be connected with insulating barrier 3 by six soket head cap screws 15 that along the circumferential direction equidistantly distribute, the rubber washer 18 that is sealing function between insulating sleeve 2 and insulating barrier 3 is subject to screw 15 to act on ovalize, the pressure electrode 1 that surface is covered with the metal conductive materials of screw thread axially passes along insulating sleeve 2, enter tank body 4 inside, high pressure gas storehouse, the uniform full screw thread in the interior outside of cylindrical electrode connecting adapter 13 of the ring section of metal conductive materials, its inner side is connected with the part of pressure electrode 1 in high pressure gas storehouse tank body 4 by the coupling of screw thread, sparking electrode 14 is copper replaceable electrode, be connected by the coupling of screw thread with electrode connecting adapter 13 external screw threads, electric discharge for device occurs, can be as required by being replaced by " plate-plate ", " point-plate ", difform electrodes such as " point-points " is to produce multi-form electric discharge, change the connecting length of electrode connecting adapter 13 and pressure electrode 1 part screw thread in high pressure gas storehouse, distance between adjustable two groups of sparking electrodes 14,
The utility model high pressure gas storehouse door 9 is symmetrical along device center line front and back with fixing door 17, high pressure gas storehouse door 9 is for fixing one end, the other end is along the openable door of fixed axis rotation, be convenient to device built-in function, when high pressure gas storehouse door 9 is closed and between high pressure gas storehouse shell 4, be closely connected by eight bolts 10 that along the circumferential direction equidistantly distribute, ovalize state under extruding force effect at the cylindrical annular rubber washer 18 between high pressure gas storehouse door 9 and high pressure gas storehouse shell 4 at bolt 10, so that sealing function, circular visual windows 8 is positioned at door 9 centers, high pressure gas storehouse, it is light-permeable quartz glass, fixing door 17 is openable door not, circle diameter is less than high pressure gas storehouse door 9, all the other structures are identical with high pressure gas storehouse door 9, circular visual windows 16 is positioned at fixing door 17 centers, it is light-permeable quartz glass,
The utility model inflation inlet 5 and get tracheae 7 and be respectively high pressure gas storehouse and provide and be filled with SF
6gas and SF
6gas sample passage, can realize inflation and venting by the control of valve 12, and gas gauge 6 can be realized the Real-Time Monitoring to high pressure gas storehouse internal gas pressure.
See Fig. 1, the figure shows SF
6gas discharge decomposition tank device external front face schematic diagram.In figure, device is mainly made up of the cylindrical high pressure gas storehouse tank body 4 of metal material, high pressure gas storehouse door 9 is made up of identical material with high pressure gas storehouse tank body 4, and closely link together by 8 bolts 10, there is the circular visual window 8 of a quartzy material in door 9 fronts, high pressure gas storehouse, can realize installing inner observation or observation by visual windows 8, insulating barrier 3 edges of device upper circular closely connect by bolt 10, cylindrical insulating sleeve 2 is through insulating barrier 3 access to plant inside, pressure electrode 1 is cylinder shape belt screw thread conduction guide rod formation, and pass along insulating sleeve 2 longitudinal centre lines, access to plant inside, this device top and bottom adopt symmetrical structure, difference is that the bottom of device has the support 11 of three stainless steels to support, three supports 11 are spent arranged evenly in same level line and space 120, high pressure gas storehouse shell 4 symmetrical inflation inlets in side 5 and get tracheae 7, and have gas gauge 6 and valve 12 to be connected in to get between tracheae 7 and high pressure gas storehouse shell 4, can realize the operation to device inner inflatable and venting by the control of valve 12, in device, concrete gas pressure numerical value is shown by gas gauge 6.
See Fig. 2, the figure shows SF
6gas discharge decomposition tank device side cross-sectional view.In figure, device adopts axially symmetric structure composition, the positive high pressure gas of tank body storehouse door 9 is the one-sided openable door that has rotating shaft, fixing door 17 is circular not openable door, closely link together by bolt 10 and high pressure gas storehouse tank body 4, and with device positive high pressure gas storehouse door 9 on same level line, the circular transparent glass that visual windows 16 is quartzy material, the insulating sleeve 2 of tank body top and bottom is firmly fixing by soket head cap screw 15, electrode connecting adapter 13 is the inside and outside threaded jockey of hollow, internal thread matches and is connected with pressure electrode 1 screw thread, external screw thread matches and is connected with sparking electrode 14 screw threads.
See Fig. 3, the figure shows SF
6gas discharge decomposition tank device sealed structural representation.Rubber washer 18 is cylindrical annular sealing ring, be positioned at the joint face grooves such as high pressure gas storehouse shell 4, insulating barrier 3, insulating sleeve 2, high pressure gas storehouse door 9, back side door 17, be fastenedly connected and make it in oppressed state by bolt 10 or screw 15, in conjunction with the agent of the insulated enclosure such as silicone grease or fluid sealant, reach device sealing function.
Claims (2)
1. a SF
6gas discharge decomposition tank device, is characterized in that: the support (11) that comprises cylindrical high pressure gas storehouse tank body (4) and support tank body; Be symmetrically arranged with pressure electrode (1) at tank body top and bottom, there is insulating sleeve (2) at pressure electrode (1) overcoat, insulating sleeve (2) is axially through insulating barrier (3), insulating barrier (3) is connected by bolt (10) with tank body, be provided with high pressure gas storehouse door (9) and be positioned at the visual windows (8) that door hits exactly at tank body one side opening, on the same center line in the symmetrical side of tank body, offer fixing door (17) and be positioned at the visual windows (16) that door hits exactly; Offer inflation inlet (5) in the another side of tank body and offer and get tracheae (7) on its same center line in symmetrical side; Be connected with respectively valve (12), gas gauge (6) getting on tracheae (7), gas gauge (6) is positioned between high pressure gas storehouse tank body (4) and valve (12); The part that is positioned at tank body at pressure electrode (1) is connected with electrode connecting adapter (13) and is located at the sparking electrode (14) of electrode connecting adapter (13) end.
2. a kind of SF according to claim 1
6gas discharge decomposition tank device, is characterized in that: support (11) is set to three stand bar structure that 120 degree equidistantly distribute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420024632.7U CN203733749U (en) | 2014-01-15 | 2014-01-15 | SF6 gas discharge decomposition tank device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420024632.7U CN203733749U (en) | 2014-01-15 | 2014-01-15 | SF6 gas discharge decomposition tank device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203733749U true CN203733749U (en) | 2014-07-23 |
Family
ID=51203800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420024632.7U Expired - Lifetime CN203733749U (en) | 2014-01-15 | 2014-01-15 | SF6 gas discharge decomposition tank device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203733749U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111627731A (en) * | 2020-07-01 | 2020-09-04 | 哈尔滨理工大学 | Quick high-voltage switch based on combined action of gas discharge and mechanical contact |
-
2014
- 2014-01-15 CN CN201420024632.7U patent/CN203733749U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111627731A (en) * | 2020-07-01 | 2020-09-04 | 哈尔滨理工大学 | Quick high-voltage switch based on combined action of gas discharge and mechanical contact |
| CN111627731B (en) * | 2020-07-01 | 2024-03-22 | 哈尔滨理工大学 | Quick high-voltage switch based on combined action of gas discharge and mechanical contact |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140723 |
|
| CX01 | Expiry of patent term |