CN104214884B - Sulfur hexafluoride waste gas exhausting and collecting system for transformer substation - Google Patents
Sulfur hexafluoride waste gas exhausting and collecting system for transformer substation Download PDFInfo
- Publication number
- CN104214884B CN104214884B CN201410501288.0A CN201410501288A CN104214884B CN 104214884 B CN104214884 B CN 104214884B CN 201410501288 A CN201410501288 A CN 201410501288A CN 104214884 B CN104214884 B CN 104214884B
- Authority
- CN
- China
- Prior art keywords
- sulfur hexafluoride
- gas
- waste gas
- control method
- transformer station
- 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.)
- Active
Links
Landscapes
- Treating Waste Gases (AREA)
Abstract
The invention discloses a sulfur hexafluoride waste gas exhausting and collecting system for a transformer substation. The sulfur hexafluoride waste gas exhausting and collecting system comprises a power distribution device chamber, an intelligent control console, an exhaust port and a gas collecting device, wherein an air exchanging window is arranged on the upper part of the wall of the power distribution device chamber; the exhaust port is formed in the bottom of the power distribution device chamber; the exhaust port is connected with an exhaust pipeline; a sulfur hexafluoride sensor and an exhaust fan are arranged in the exhaust pipeline; the exhaust pipeline is connected with a main pipeline; the main pipeline is provided with a gas outlet and a gas collecting port; a switch valve is arranged at the gas outlet; a reversing valve is arranged on the gas collecting port; the gas collecting port is connected with the gas collecting device; the gas collecting device comprises a gas bag, an accommodating groove and a pressure sensor. By adopting the sulfur hexafluoride waste gas exhausting and collecting system, the concentration of indoor sulfur hexafluoride gas can be detected automatically, and air exchanging and exhausting are performed automatically, so that the sulfur hexafluoride gas is prevented from being exhausted into the atmospheric air and causing a severe greenhouse effect, exhausting and gas collecting are integrated, and working personnel can work conveniently.
Description
Technical field
The present invention relates to transformer station's auxiliary electric equipment technical field is and in particular to a kind of transformer station sulfur hexafluoride waste gas is arranged
Put collection system.
Background technology
, as a kind of forming gas of non-flammable, chemical property is extremely stable for sulfur hexafluoride, its insulation energy at ambient pressure
Power is more than 2.5 times of air, and arc extinguishing ability is 100 times of air, has the incomparable insulation of general electrolyte and arc extinguishing
Characteristic, therefore has the sulfur hexafluoride of excellent electric insulation capacity and arc extinction performance（SF6）Gas is insulation arc-extinguishing medium
Sulphur hexafloride circuit breaker and hermetically sealed combined electrical apparatus（GIS）Widely use in power system.However, sulfur hexafluoride electrical equipment
There are disadvantages that, the infiltration that the sulfur hexafluoride gas such as cut-offfing through electric arc have severe toxicity, outside moisture and air can be led
Intoxicating thing increases thus severely impacting the electric property of equipment, etching apparatus, the health of harm staff, sulfur hexafluoride gas
The leakage of the body and sulfur hexafluoride gas liquefaction under cold state also results in the even serious thing of decline of apparatus insulated ability
Therefore wait, and sulfur hexafluoride is also a kind of greenhouse gases, and its monomolecular greenhouse effect is 2.2 ten thousand times of carbon dioxide, big
In gas, retention time is up to 3200, therefore, it is necessary to design a kind of device the sulfur hexafluoride that transformer station reveals is discharged room
Interior and collect, accomplish to avoid staff to come to harm, and also free from environmental pollution.Publication No. 202928008U is practical
New disclose the air interchanger that a kind of sulfur hexafluoride gas that transformer station's high-tension switch gear is revealed carry out forced-ventilated, specifically
Ground says it is sulfur hexafluoride booster ventilation device of transformer substation, including the substation intelligent guarantee case being placed in transformer station, becomes
In power station, the sulfur hexafluoride sensor being connected with intelligent substation environment-guarantee case is set, one side wall of transformer station arranges air intake
Mouth and toxin expelling fan, transformer station's opposite side wall arranges intelligent substation environment-guarantee case, on transformer station's turnover gate sidewall wall
Setting display screen, can realize the prison to sulfur hexafluoride gas concentration in transformer station by installing this utility model in transformer station
Control and be adjusted, the display screen simultaneously installed on transformer station's exterior wall constantly can be shown to room sulfur hexafluoride concentration value
Show and operate, but this utility model does not account for for the collection of sulfur hexafluoride waste gas, it is dirty that large quantity of exhaust gas is discharged in the air
Dye environment.
Content of the invention
Problem to be solved by this invention is to provide one kind being capable of automatic detection room sulfur hexafluoride concentration reaching at it
During setting value can aerofluxuss gas collection automatically transformer station's sulfur hexafluoride waste gas discharge collection system.
A kind of transformer station sulfur hexafluoride waste gas discharge collection system, including electrical room, intelligentized control method platform, air vent
And gas collector, air hole is set above described electrical room wall, and described air vent is arranged on electrical room bottom
Portion, described air vent connects setting sulfur hexafluoride sensor, exhaust fan, described exhaustor in discharge duct, described discharge duct
Road connects main pipeline, setting gas outlet and collection QI KOU on described main pipeline, and described gas outlet arranges switch valve, and described collection QI KOU sets
Put reversal valve, described collection QI KOU connects described gas collector, described gas collector includes air bag, placing trough and pressure
Sensor, described intelligentized control method platform and described pressure transducer, described reversal valve, described sulfur hexafluoride sensor and described row
Gas fan connects.
Respiratory assist system is set below described intelligentized control method platform.
Described collection QI KOU is three, is correspondingly arranged three gas collectors.
Described air vent arranges grate.
Setting temperature sensor and heater in described discharge duct, described temperature sensor, described heater with described
Intelligentized control method platform connects.
Sideboard is set below described air vent.
Described sideboard is plug-type baffle plate, and described sideboard adopts electric expansion bar to promote, described electric expansion
Bar is connected with described intelligentized control method platform.
Described electrical room outer wall arranges display screen, and described display screen is connected with described intelligentized control method platform.
The invention has the beneficial effects as follows：The present invention includes electrical room, intelligentized control method platform, air vent and collection and confinement of gases
Device, arranges air hole above described electrical room wall, described air vent is arranged on electrical room bottom, described aerofluxuss
Mouth connection discharge duct, setting sulfur hexafluoride sensor, exhaust fan in described discharge duct, described discharge duct connects supervisor
Road, setting gas outlet and collection QI KOU on described main pipeline, described gas outlet arranges switch valve, and described collection QI KOU arranges reversal valve,
Described collection QI KOU connects described gas collector, and described gas collector includes air bag, placing trough and pressure transducer, institute
State intelligentized control method platform to be connected with described pressure transducer, described reversal valve, described sulfur hexafluoride sensor and described exhaust fan.
Intelligentized control method platform is made up of integral control circuit, and the electric device of system is controlled, and is carrying out sulfur hexafluoride waste gas row
When putting, outside air can be exchanged by air hole, beneficial to the discharge of indoor exhaust air, and because sulfur hexafluoride waste gas is heavier,
Therefore air vent is arranged on electrical room bottom, the sulfur hexafluoride sensor in discharge duct is supervised to exhaust gas concentration
Survey, when exceeding setting value, intelligentized control method platform opens exhaust fan, waste gas is discharged, enters air bag through pipeline, air bag is put
Put in placing trough, the pressure transducer of placing trough other end setting can detect air bag whether saturation, when saturated can be right
Pressure transducer is extruded, and intelligentized control method platform just controls exhaust fan to quit work, reversal valve close, prevent waste gas flow backwards and
Go out, serve the of short duration effect collecting waste gas, staff can operate to the switch valve of gas outlet, and waste gas is transferred to shifting
In dynamic collection device, waste gas is uniformly processed.
Respiratory assist system is set below described intelligentized control method platform, when exhaust gas concentration raises indoors, can be to work
Personnel carry out Respiration assistance, the harm that minimizing accident is brought.
Described collection QI KOU is three, is correspondingly arranged three gas collectors, adds several gas collectors more, permissible
Close corresponding reversal valve when air bag is full of, open other gas collectors, waste gas is proceeded collect, prevent one
Individual air bag cannot proceed to indoor exhaust air after having expired to discharge.
Described air vent arranges grate, so that staff can be walked on top, prevents from falling to discharge duct, is also prevented from big
Type object drops and the device in discharge duct is damaged.
Setting temperature sensor and heater in described discharge duct, described temperature sensor, described heater with described
Intelligentized control method platform connects, and sulfur hexafluoride easily liquefies when temperature is relatively low, is difficult to discharge, using temperature sensor, temperature is entered
Row monitoring, is heated when the temperature is too low, ambient temperature is controlled more than condensing temperature, be easy to the row of sulfur hexafluoride waste gas
Go out.
Below described air vent, sideboard is set, when being heated in pipeline, setting sideboard enters to air vent
Row sealing, prevents waste gas from flowing back to interior, leads to waste gas to be discharged more difficult, is mingled with large quantity of air, increases and discharge waste gas cost.
Described sideboard is plug-type baffle plate, and described sideboard adopts electric expansion bar to promote, described electric expansion
Bar is connected with described intelligentized control method platform, and using automatically controlling, achievable automatization discharges the purpose of waste gas.
Described electrical room outer wall arranges display screen, and described display screen is connected with described intelligentized control method platform, uses
To show the sulfur hexafluoride exhaust gas concentration of interior, staff is pointed out with the concrete feelings it can be realized that electrical room
Condition.
Energy automatic detection room sulfur hexafluoride gas concentration of the present invention, and control the row of proceeding by change by intelligentized control method platform
Gas, the larger characteristic of effectively utilizes sulfur hexafluoride gas quality enters outside air from air hole and removes sulfur hexafluoride from floor array,
And display screen can be reminded to staff, automatic replacing air bag, prevent sulfur hexafluoride gas from entering in air and cause sternly
The greenhouse effect of weight, integrates aerofluxuss and gas collection, and the work facilitating staff launches.
Brief description
The invention will be further described below in conjunction with the accompanying drawings：
The structural representation of Tu1Shi transformer station of the present invention sulfur hexafluoride waste gas discharge collection system；
Fig. 2 is the structural representation of air vent of the present invention；
Fig. 3 is the structural representation of discharge duct of the present invention；
Fig. 4 is the structural representation of gas collector of the present invention.
Specific embodiment
Embodiment one
As shown in Figure 1, Figure 2, Figure 3 and Figure 4：The invention provides a kind of transformer station sulfur hexafluoride waste gas discharge collects system
System, including electrical room 7, intelligentized control method platform 2, air vent 4 and gas collector 16, described electrical room 7 wall
Top setting air hole 1, described air vent 4 is arranged on electrical room 7 bottom, and described air vent 4 connects discharge duct 13, institute
State setting sulfur hexafluoride sensor 11, exhaust fan 14 in discharge duct 13, described discharge duct 13 connects main pipeline 15, described master
Setting gas outlet 19 and collection QI KOU 17 on pipeline 15, described gas outlet 19 arranges switch valve 20, described collection QI KOU 17 setting commutation
Valve 18, described collection QI KOU 17 connects described gas collector 16, and described gas collector 16 includes air bag 21, placing trough 22
With pressure transducer 23, described intelligentized control method platform 2 and described pressure transducer 23, described reversal valve 18, described sulfur hexafluoride
Sensor 11 and described exhaust fan 14 connect.Intelligentized control method platform 2 is made up of integral control circuit, and the electric device of system is entered
Row controls, and when carrying out sulfur hexafluoride waste gas discharge, outside air can be exchanged by air hole 1, beneficial to indoor exhaust air
Discharge, and because sulfur hexafluoride waste gas is heavier, therefore air vent 4 is arranged on electrical room bottom, in discharge duct 13
Sulfur hexafluoride sensor 11 is monitored to exhaust gas concentration, and when exceeding setting value, intelligentized control method platform 2 opens exhaust fan 14,
Waste gas is discharged, enters air bag 21 through pipeline, air bag 21 is placed in placing trough 22, the pressure of placing trough 22 other end setting
Force transducer 23 can detect air bag 21 whether saturation, pressure transducer 23 can be extruded when saturated, intelligent control
Platform 2 processed just controls exhaust fan 14 to quit work, and reversal valve 18 cuts out, and prevents waste gas from flowing backwards and going out, serves of short duration collection waste gas
Effect, staff can operate to the switch valve 20 of gas outlet 19, waste gas is transferred in mobile collection device, to useless
Gas is uniformly processed.Described intelligentized control method platform 2 lower section setting respiratory assist system 3, when exhaust gas concentration raises indoors, can
So that staff is carried out with Respiration assistance, the harm that minimizing accident is brought.Described collection QI KOU 17 is three, is correspondingly arranged three gas
Body collection device 16, adds several gas collectors 16 more, can close corresponding reversal valve 18 when air bag 21 is full of, beat
Open other gas collectors 16, waste gas is proceeded collect, cannot be to indoor useless after preventing the air bag 21 from having expired
Gas proceeds to discharge.Described air vent 4 arranges grate 5, so that staff can be walked on top, prevents from falling to discharge duct
13, it is also prevented from large-sized object and drops the device in discharge duct 13 is damaged.
Embodiment two
As shown in Figure 1, Figure 2, Figure 3 and Figure 4：Present invention also offers a kind of transformer station sulfur hexafluoride waste gas discharge collects system
System, including electrical room 7, intelligentized control method platform 2, air vent 4 and gas collector 16, described electrical room 7 wall
Top setting air hole 1, described air vent 4 is arranged on electrical room 7 bottom, and described air vent 4 connects discharge duct 13, institute
State setting sulfur hexafluoride sensor 11, exhaust fan 14 in discharge duct 13, described discharge duct 13 connects main pipeline 15, described master
Setting gas outlet 19 and collection QI KOU 17 on pipeline 15, described gas outlet 19 arranges switch valve 20, described collection QI KOU 17 setting commutation
Valve 18, described collection QI KOU 17 connects described gas collector 16, and described gas collector 16 includes air bag 21, placing trough 22
With pressure transducer 23, described intelligentized control method platform 2 and described pressure transducer 23, described reversal valve 18, described sulfur hexafluoride
Sensor 11 and described exhaust fan 14 connect.Intelligentized control method platform 2 is made up of integral control circuit, and the electric device of system is entered
Row controls, and when carrying out sulfur hexafluoride waste gas discharge, outside air can be exchanged by air hole 1, beneficial to indoor exhaust air
Discharge, and because sulfur hexafluoride waste gas is heavier, therefore air vent 4 is arranged on electrical room bottom, in discharge duct 13
Sulfur hexafluoride sensor 11 is monitored to exhaust gas concentration, and when exceeding setting value, intelligentized control method platform 2 opens exhaust fan 14,
Waste gas is discharged, enters air bag 21 through pipeline, air bag 21 is placed in placing trough 22, the pressure of placing trough 22 other end setting
Force transducer 23 can detect air bag 21 whether saturation, pressure transducer 23 can be extruded when saturated, intelligent control
Platform 2 processed just controls exhaust fan 14 to quit work, and reversal valve 18 cuts out, and prevents waste gas from flowing backwards and going out, serves of short duration collection waste gas
Effect, staff can operate to the switch valve 20 of gas outlet 19, waste gas is transferred in mobile collection device, to useless
Gas is uniformly processed.Setting temperature sensor 10 and heater 12 in described discharge duct 13, described temperature sensor 10, institute
State heater 12 to be connected with described intelligentized control method platform 2, sulfur hexafluoride easily liquefies when temperature is relatively low, be difficult to discharge, use
Temperature sensor 10 is monitored to temperature, is heated when the temperature is too low, and ambient temperature is controlled more than condensing temperature,
It is easy to the discharge of sulfur hexafluoride waste gas.Described air vent 4 lower section setting sideboard 8, when being heated in pipeline, setting is lived
Dynamic baffle plate 8 seals to air vent 4, prevents waste gas from flowing back to interior, leads to waste gas to be discharged more difficult, is mingled with a large amount of skies
Gas, increases and discharges waste gas cost.Described sideboard 8 is plug-type baffle plate, and described sideboard 8 is pushed away using electric expansion bar 9
Dynamic, described electric expansion bar 9 is connected with described intelligentized control method platform 2, and using automatically controlling, achievable automatization discharges waste gas
Purpose.
Embodiment three
As shown in Figure 1, Figure 2, Figure 3 and Figure 4：Present invention also offers a kind of transformer station sulfur hexafluoride waste gas discharge collects system
System, including electrical room 7, intelligentized control method platform 2, air vent 4 and gas collector 16, described electrical room 7 wall
Top setting air hole 1, described air vent 4 is arranged on electrical room 7 bottom, and described air vent 4 connects discharge duct 13, institute
State setting sulfur hexafluoride sensor 11, exhaust fan 14 in discharge duct 13, described discharge duct 13 connects main pipeline 15, described master
Setting gas outlet 19 and collection QI KOU 17 on pipeline 15, described gas outlet 19 arranges switch valve 20, described collection QI KOU 17 setting commutation
Valve 18, described collection QI KOU 17 connects described gas collector 16, and described gas collector 16 includes air bag 21, placing trough 22
With pressure transducer 23, described intelligentized control method platform 2 and described pressure transducer 23, described reversal valve 18, described sulfur hexafluoride
Sensor 11 and described exhaust fan 14 connect.Intelligentized control method platform 2 is made up of integral control circuit, and the electric device of system is entered
Row controls, and when carrying out sulfur hexafluoride waste gas discharge, outside air can be exchanged by air hole 1, beneficial to indoor exhaust air
Discharge, and because sulfur hexafluoride waste gas is heavier, therefore air vent 4 is arranged on electrical room bottom, in discharge duct 13
Sulfur hexafluoride sensor 11 is monitored to exhaust gas concentration, and when exceeding setting value, intelligentized control method platform 2 opens exhaust fan 14,
Waste gas is discharged, enters air bag 21 through pipeline, air bag 21 is placed in placing trough 22, the pressure of placing trough 22 other end setting
Force transducer 23 can detect air bag 21 whether saturation, pressure transducer 23 can be extruded when saturated, intelligent control
Platform 2 processed just controls exhaust fan 14 to quit work, and reversal valve 18 cuts out, and prevents waste gas from flowing backwards and going out, serves of short duration collection waste gas
Effect, staff can operate to the switch valve 20 of gas outlet 19, waste gas is transferred in mobile collection device, to useless
Gas is uniformly processed.Described electrical room 7 outer wall arranges display screen 6, described display screen 6 and described intelligentized control method
Platform 2 connects, and for showing the sulfur hexafluoride exhaust gas concentration of interior, staff is pointed out it can be realized that power distribution equipment
The concrete condition of room.
Claims (6)
1. a kind of transformer station sulfur hexafluoride waste gas discharge collection system, including electrical room, intelligentized control method platform, air vent and
Gas collector, arranges air hole above described electrical room wall, described air vent is arranged on the ground of electrical room
On face, described air vent connect discharge duct it is characterised in that：Setting sulfur hexafluoride sensor, aerofluxuss in described discharge duct
Fan, described discharge duct connects main pipeline, setting gas outlet and collection QI KOU on described main pipeline, described gas outlet setting switch
Valve, described collection QI KOU arranges reversal valve, and described collection QI KOU connects described gas collector, and described gas collector includes gas
Capsule, placing trough and pressure transducer, described intelligentized control method platform and described pressure transducer, described reversal valve, described lithium
Sulfer sensor and described exhaust fan connect, setting temperature sensor and heater in described discharge duct, described temperature sensor,
Described heater is connected with described intelligentized control method platform, arranges sideboard below described air vent.
2. transformer station as claimed in claim 1 sulfur hexafluoride waste gas discharge collection system it is characterised in that：Described intelligent control
Respiratory assist system is set below platform processed.
3. transformer station as claimed in claim 1 sulfur hexafluoride waste gas discharge collection system it is characterised in that：Described collection QI KOU be
Three, it is correspondingly arranged three gas collectors.
4. transformer station as claimed in claim 1 sulfur hexafluoride waste gas discharge collection system it is characterised in that：Described air vent sets
Put grate.
5. transformer station as claimed in claim 1 sulfur hexafluoride waste gas discharge collection system it is characterised in that：Described sideboard
For plug-type baffle plate, described sideboard is using electric expansion bar promotion, described electric expansion bar and described intelligentized control method platform
Connect.
6. transformer station as claimed in claim 1 sulfur hexafluoride waste gas discharge collection system it is characterised in that：Described power distribution equipment
Room outer wall setting display screen, described display screen is connected with described intelligentized control method platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410501288.0A CN104214884B (en) | 2014-09-26 | 2014-09-26 | Sulfur hexafluoride waste gas exhausting and collecting system for transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410501288.0A CN104214884B (en) | 2014-09-26 | 2014-09-26 | Sulfur hexafluoride waste gas exhausting and collecting system for transformer substation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104214884A CN104214884A (en) | 2014-12-17 |
| CN104214884B true CN104214884B (en) | 2017-02-15 |
Family
ID=52096643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410501288.0A Active CN104214884B (en) | 2014-09-26 | 2014-09-26 | Sulfur hexafluoride waste gas exhausting and collecting system for transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104214884B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106679889A (en) * | 2017-01-16 | 2017-05-17 | 江苏骏龙光电科技股份有限公司 | Gas leakage detection apparatus and detection method of the same |
| CN108272256A (en) * | 2018-03-15 | 2018-07-13 | 重庆市柏涛钢具有限公司 | A kind of vertical gas cabinet of all steel type |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201739762U (en) * | 2010-08-28 | 2011-02-09 | 巩义市供电公司 | Gas filling device for electric power sulfur hexafluoride equipment |
| JP4927225B1 (en) * | 2011-06-15 | 2012-05-09 | 大陽日酸東関東株式会社 | SF6 gas recovery apparatus and SF6 gas recovery method |
| CN102954550A (en) * | 2012-11-03 | 2013-03-06 | 无锡市华能电力机械有限公司 | Sulfur hexafluoride booster ventilation device of transformer substation |
| CN203658341U (en) * | 2014-01-21 | 2014-06-18 | 国家电网公司 | Sulfur hexafluoride gas detection device with recovery function |
| CN204165180U (en) * | 2014-09-26 | 2015-02-18 | 国家电网公司 | A kind of transformer station sulfur hexafluoride toxic emission gathering system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10332550A (en) * | 1997-06-05 | 1998-12-18 | Mitsubishi Electric Corp | Gas sampler and sampling method for gas insulated electric apparatus |
-
2014
- 2014-09-26 CN CN201410501288.0A patent/CN104214884B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201739762U (en) * | 2010-08-28 | 2011-02-09 | 巩义市供电公司 | Gas filling device for electric power sulfur hexafluoride equipment |
| JP4927225B1 (en) * | 2011-06-15 | 2012-05-09 | 大陽日酸東関東株式会社 | SF6 gas recovery apparatus and SF6 gas recovery method |
| CN102954550A (en) * | 2012-11-03 | 2013-03-06 | 无锡市华能电力机械有限公司 | Sulfur hexafluoride booster ventilation device of transformer substation |
| CN203658341U (en) * | 2014-01-21 | 2014-06-18 | 国家电网公司 | Sulfur hexafluoride gas detection device with recovery function |
| CN204165180U (en) * | 2014-09-26 | 2015-02-18 | 国家电网公司 | A kind of transformer station sulfur hexafluoride toxic emission gathering system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104214884A (en) | 2014-12-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205724429U (en) | A kind of high-tension switch cabinet with dehumidification function | |
| CN104214884B (en) | Sulfur hexafluoride waste gas exhausting and collecting system for transformer substation | |
| CN102520121B (en) | Environment-friendly type real-time detection apparatus for analysis of components in sulfur hexafluoride gas and method used therein | |
| CN205187863U (en) | Gaseous purification treatment appearance of portable sulfur hexafluoride | |
| CN204165180U (en) | A kind of transformer station sulfur hexafluoride toxic emission gathering system | |
| CN205039428U (en) | Sulfur hexafluoride eduction gear of transformer substation | |
| CN207457455U (en) | A kind of metal-air battery test box | |
| CN208295560U (en) | A kind of long-tube trailer leakage real-time monitoring and alarming device equipment | |
| CN110486619A (en) | Sulfur hexafluoride air compensating system and its method | |
| CN206594801U (en) | A kind of gas pressuring station warning device in kitchen open in usual | |
| CN211456393U (en) | 12KV environment-friendly medium-voltage air-insulated switch cabinet | |
| CN211508228U (en) | Intelligent control cabinet protector of transformer substation | |
| CN211400198U (en) | Reversing fan device of high-pressure chamber | |
| CN205429425U (en) | Sulfur hexafluoride discharging equipment of transformer substation | |
| CN208833864U (en) | Insulator composite monitoring device | |
| CN105257047A (en) | Ventilation and smoke exhaustion device of underground stereo parking garage | |
| CN105845853A (en) | Sealing device for valve-regulated lead-acid storage battery for centralized gas exhausting | |
| CN204731648U (en) | A kind of sulfur hexafluoride gas concentration supervisory system | |
| CN203664322U (en) | Fume cupboard | |
| CN205224748U (en) | Underground stereo garage ventilation fume extractor | |
| CN205982214U (en) | Novel multi -functional sulfur hexafluoride check out test set | |
| CN217687730U (en) | Quick and large-capacity smoke generating device | |
| CN208142547U (en) | A kind of transformer substation intelligent monitoring system | |
| CN113777245B (en) | Harmful gas monitoring system for closed wall | |
| CN204177785U (en) | Transformer station's toxic gas detection and supercharging air interchanger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |