CN207814927U - A kind of sulfur hexafluoride combined electric appliance gas charged for replacement control device - Google Patents
A kind of sulfur hexafluoride combined electric appliance gas charged for replacement control device Download PDFInfo
- Publication number
- CN207814927U CN207814927U CN201820187053.2U CN201820187053U CN207814927U CN 207814927 U CN207814927 U CN 207814927U CN 201820187053 U CN201820187053 U CN 201820187053U CN 207814927 U CN207814927 U CN 207814927U
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- CN
- China
- Prior art keywords
- gas
- plc
- gis
- sulfur hexafluoride
- programmable logic
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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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- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 229960000909 sulfur hexafluoride Drugs 0.000 title claims abstract description 21
- 229910018503 SF6 Inorganic materials 0.000 title claims abstract description 20
- 239000007789 gas Substances 0.000 abstract description 53
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- JDZCKJOXGCMJGS-UHFFFAOYSA-N [Li].[S] Chemical compound [Li].[S] JDZCKJOXGCMJGS-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Gas-Insulated Switchgears (AREA)
Abstract
A kind of sulfur hexafluoride combined electric appliance gas charged for replacement control device, is related to sulfur hexafluoride combined electric appliance technical field, structure is：Sulfur hexafluoride gas cylinder is connected with gas concentration unit, gas concentration unit is connected with the gas-insulating and fully-enclosed combined electrical apparatus of solenoid valve, pressure transmitter and GIS successively by pipeline, solenoid valve and pressure transmitter are connect with PLC programmable logic controller (PLC)s respectively, PLC programmable logic controller (PLC)s are connect with display screen, and PLC programmable logic controller (PLC)s are also connect with power supply.The beneficial effects of the utility model are：GIS gas replacements can be carried out in the case where not having a power failure, and reduce the risk of the unreliable operation of grid equipment；Simplify GIS gases and replace flow, shortens working hours；Rational gas pressure signal is set, can automatically control opening, turning off for airflow line, ensure the stability of GIS and the personal safety of staff.
Description
Technical field
The utility model is related to observe pavilion technical field, and in particular to a kind of sulfur hexafluoride combined electric appliance gas charged for replacement
Control device.
Background technology
The GIS of 110kV and above at present（Gas-insulating and fully-enclosed combined electrical apparatus）Mainly use sulfur hexafluoride
Gas-insulated.GIS can be mixed into a certain amount of H20 while also will produce a series of decomposition product in longtime running, and make
Sulphur hexafluoride gas purity is unqualified in GIS, influences apparatus insulated；《Power transmission and transformation equipment state overhauling testing regulations》Q/GDW
1168-2013 and《Five general systems of State Grid Corporation of China》Regulation, running sulfur hexafluoride equipment, non-breaker gas chamber gas
Body purity should be greater than 97%, and breaker gas chamber gas purity should be greater than 99.5%；And it is unqualified for gas purity in traditional sense
GIS, need to have a power failure carry out gas replace flow it is cumbersome.
Invention content
The utility model provides a kind of sulfur hexafluoride combined electric appliance gas charged for replacement control in view of the deficiencies of the prior art
Device, it is characterised in that：Sulfur hexafluoride gas cylinder（8）With gas concentration unit（1）It is connected, gas concentration unit（1）Pass through pipe
Road successively with solenoid valve（2）, pressure transmitter（3）With the gas-insulating and fully-enclosed combined electrical apparatuses of GIS（7）It is connected, solenoid valve（2）
And pressure transmitter（3）Respectively with PLC programmable logic controller (PLC)s（4）Connection, PLC programmable logic controller (PLC)s（4）With display
Screen（5）Connection, PLC programmable logic controller (PLC)s（4）Also with power supply（6）Connection.
The application method of the utility model is：The first step：Sulfur hexafluoride gas cylinder is installed to gas concentration unit（1）On,
Open sulfur hexafluoride gas retracting device；
Second step：The solenoid valve end for measuring shutdown module is forwarded to sulfur hexafluoride gas recycling dress by Open control module
Gas piping is set, pressure transmitter end is forwarded to GIS inflation/deflation interfaces；
Third walks：Press display screen（5）On release button carry out bleed air operation, gas is deflated to for non-breaker gas chamber
Pressure value is 0.315MPa, and it is 0.485MPa that breaker gas chamber, which is deflated to atmospheric pressure value, by PLC programmable logic controller (PLC)s（4）Control
Solenoid valve（2）Shutdown, then manually switch off gas concentration unit（1）Deflation air valve stops combination electricity gas-insulating and fully-enclosed to GIS
Device（7）It deflates；
4th step：Press display screen（5）On inflation button, open gas concentration unit（1）Gas-filled switching tube, can by PLC
Programmed logic controller（4）Control solenoid valve（2）It opens, starts to the gas-insulating and fully-enclosed combined electrical apparatuses of GIS（7）Inflation, it is non-
Breaker chamber inflated to atmospheric pressure value is 0.4MPa, and breaker chamber inflated to atmospheric pressure value is 0.6MPa, turns off solenoid valve（2）,
Manually switch off gas concentration unit（1）Inflating air valve stops to the gas-insulating and fully-enclosed combined electrical apparatuses of GIS（7）Inflation；
5th step：After standing 30 minutes, third step and the 4th step are repeated；
6th step：According to the gas-insulating and fully-enclosed combined electrical apparatuses of GIS（7）Initial humidity, decision repeat the 5th step five to ten
It is secondary etc.；
7th step：Press display screen（5）Reset button so that the gas-insulating and fully-enclosed combined electrical apparatuses of GIS（7）Air chamber pressure
Restore setting value；
8th step：After standing 24 hours, the gas-insulating and fully-enclosed combined electrical apparatuses of GIS are tested（7）Whether humidity meets regulation
It is required that terminating if meeting flow, if not meeting, above step is repeated.
The beneficial effects of the utility model are：
GIS gas replacements can be carried out in the case where not having a power failure, and reduce the risk of the unreliable operation of grid equipment；Simplify
GIS gases replace flow, shorten working hours；Rational gas pressure signal is set, airflow line can be automatically controlled
It opens, turn off, ensure the stability of GIS and the personal safety of staff.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Wherein, 1, gas concentration unit, 2, solenoid valve, 3, pressure transmitter, 4, PLC programmable logic controller (PLC)s, 5, aobvious
Display screen, 6, power supply, 7, the gas-insulating and fully-enclosed combined electrical apparatuses of GIS, 8, sulfur hexafluoride gas cylinder.
Specific implementation mode
Embodiment 1, a kind of sulfur hexafluoride combined electric appliance gas charged for replacement control device, it is characterised in that：Sulfur hexafluoride
Gas cylinder（8）With gas concentration unit（1）It is connected, gas concentration unit（1）By pipeline successively with solenoid valve（2）, pressure become
Send device（3）With the gas-insulating and fully-enclosed combined electrical apparatuses of GIS（7）It is connected, solenoid valve（2）And pressure transmitter（3）Respectively with PLC
Programmable logic controller (PLC)（4）Connection, PLC programmable logic controller (PLC)s（4）With display screen（5）Connection, PLC programmable logic controls
Device processed（4）Also with power supply（6）Connection.
Its application method is：The first step：Sulfur hexafluoride gas cylinder is installed to gas concentration unit（1）On, it opens lithium
Sulphur gas concentration unit；
Second step：The solenoid valve end for measuring shutdown module is forwarded to sulfur hexafluoride gas recycling dress by Open control module
Gas piping is set, pressure transmitter end is forwarded to GIS inflation/deflation interfaces；
Third walks：Press display screen（5）On release button carry out bleed air operation, gas is deflated to for non-breaker gas chamber
Pressure value is 0.315MPa, and it is 0.485MPa that breaker gas chamber, which is deflated to atmospheric pressure value, by PLC programmable logic controller (PLC)s（4）Control
Solenoid valve（2）Shutdown, then manually switch off gas concentration unit（1）Deflation air valve stops combination electricity gas-insulating and fully-enclosed to GIS
Device（7）It deflates；
4th step：Press display screen（5）On inflation button, open gas concentration unit（1）Gas-filled switching tube, can by PLC
Programmed logic controller（4）Control solenoid valve（2）It opens, starts to the gas-insulating and fully-enclosed combined electrical apparatuses of GIS（7）Inflation, it is non-
Breaker chamber inflated to atmospheric pressure value is 0.4MPa, and breaker chamber inflated to atmospheric pressure value is 0.6MPa, turns off solenoid valve（2）,
Manually switch off gas concentration unit（1）Inflating air valve stops to the gas-insulating and fully-enclosed combined electrical apparatuses of GIS（7）Inflation；
5th step：After standing 30 minutes, third step and the 4th step are repeated；
6th step：According to the gas-insulating and fully-enclosed combined electrical apparatuses of GIS（7）Initial humidity, decision repeat the 5th step five to ten
It is secondary etc.；
7th step：Press display screen（5）Reset button so that the gas-insulating and fully-enclosed combined electrical apparatuses of GIS（7）Air chamber pressure
Restore setting value；
8th step：After standing 24 hours, the gas-insulating and fully-enclosed combined electrical apparatuses of GIS are tested（7）Whether humidity meets regulation
It is required that terminating if meeting flow, if not meeting, above step is repeated.
Claims (1)
1. a kind of sulfur hexafluoride combined electric appliance gas charged for replacement control device, it is characterised in that：Sulfur hexafluoride gas cylinder（8）With gas
Body retracting device（1）It is connected, gas concentration unit（1）By pipeline successively with solenoid valve（2）, pressure transmitter（3）And GIS
Gas-insulating and fully-enclosed combined electrical apparatus（7）It is connected, solenoid valve（2）And pressure transmitter（3）Respectively with PLC programmable logic controls
Device processed（4）Connection, PLC programmable logic controller (PLC)s（4）With display screen（5）Connection, PLC programmable logic controller (PLC)s（4）Also with
Power supply（6）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820187053.2U CN207814927U (en) | 2018-02-02 | 2018-02-02 | A kind of sulfur hexafluoride combined electric appliance gas charged for replacement control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820187053.2U CN207814927U (en) | 2018-02-02 | 2018-02-02 | A kind of sulfur hexafluoride combined electric appliance gas charged for replacement control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207814927U true CN207814927U (en) | 2018-09-04 |
Family
ID=63323351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820187053.2U Active CN207814927U (en) | 2018-02-02 | 2018-02-02 | A kind of sulfur hexafluoride combined electric appliance gas charged for replacement control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207814927U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443700A (en) * | 2018-02-02 | 2018-08-24 | 国网青海省电力公司西宁供电公司 | A kind of sulfur hexafluoride combined electric appliance gas charged for replacement control device |
| CN109611683A (en) * | 2018-12-12 | 2019-04-12 | 云南电网有限责任公司电力科学研究院 | A kind of insulating gas automatic inflating and collection device |
-
2018
- 2018-02-02 CN CN201820187053.2U patent/CN207814927U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443700A (en) * | 2018-02-02 | 2018-08-24 | 国网青海省电力公司西宁供电公司 | A kind of sulfur hexafluoride combined electric appliance gas charged for replacement control device |
| CN109611683A (en) * | 2018-12-12 | 2019-04-12 | 云南电网有限责任公司电力科学研究院 | A kind of insulating gas automatic inflating and collection device |
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