CN205691995U - The composite control apparatus administered for 750 kilovolts of GIS air chamber excessive water content - Google Patents
The composite control apparatus administered for 750 kilovolts of GIS air chamber excessive water content Download PDFInfo
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- CN205691995U CN205691995U CN201620588274.1U CN201620588274U CN205691995U CN 205691995 U CN205691995 U CN 205691995U CN 201620588274 U CN201620588274 U CN 201620588274U CN 205691995 U CN205691995 U CN 205691995U
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Abstract
nullThe utility model discloses a kind of composite control apparatus administered for 750 kilovolts of GIS air chamber excessive water content，Wherein，The bottom of casing is provided with roller，Evacuation module is arranged in casing，Micro-water test module is arranged in casing，Temperature control modules is arranged in casing，LCDs、Display lamp、Start button and stop button are all arranged on the inclined-plane at casing top，It is fitted with handle in the left surface of casing and the groove of right flank，The trailing flank of described casing is provided with cabinet door，USB interface and on and off switch are arranged on the trailing flank of casing，Pressure transducer、Temperature sensor and micro-water sensor are all connected with amplification module，Amplification module is connected with A/D modular converter，Described A/D modular converter is connected with single-chip microcomputer，USB interface is connected with single-chip microcomputer，Evacuation module、LCDs、Display lamp、Gas specific heating tape and gas reclaim interface and are all connected with single-chip microcomputer.
Description
Technical field
This utility model relates to a kind of excessive water content Treatment process field, specifically, particularly to for 750 kilovolts
The composite control apparatus that GIS air chamber excessive water content is administered.
Background technology
Under normality, SF6Gas colorless and odorless, has good insulating properties and arc extinction performance, the once leaching of the moisture in air
Enter or solid dielectric surface wetting, then electrical strength can be remarkably decreased.Chopper is outdoor equipment, when there's a sudden fall in temperature, and SF6Gas
Body excessive water may condense in solid dielectric surface and flashover occurs, and causes chopper generation explosion accident time serious.Pure
SF6Gas, is in operation, and after arc discharge or high temperature, can resolve into the fluorine of monomer, sulfur and fluorine sulphur compound, and electric arc disappears
After can be combined to again stable SF6Gas.When in gas containing moisture, the fluorine sulphur compound of appearance can react generation corruption with water
The chemical substance etc. that the strongest Fluohydric acid., sulphuric acid and other toxicity of erosion property is the strongest, jeopardizes the life security of attendant, to open circuit
Insulant or the metal material of device cause corrosion, make insulation degradation, and equipment explosion even occurs.
The safe and stable operation of combined electrical apparatus (GIS) is most important to power system, is to improve Supply Security, meets and supply
The fundamental requirement of electricity reliability.Combined electrical apparatus (GIS) is due to the moisture brought into due to insulating part in installation process, adsorbent band
The moisture that enters, SF6Moisture that the new gas of gas contains, fill the elements such as technique is the best, evacuation process is bad, pipe joint and process
The factor such as the most thorough cause combined electrical apparatus (GIS) to put into operation after excessive water content；And due to SF in running6Gas leakage point oozes
The moisture, the steam that enter penetrate into equipment SF by equipment weak seal link6Inside also leads to the internal SF of combined electrical apparatus (GIS)6
Moisturized gas, excessive water content, even result in combined electrical apparatus (GIS) built-in electrical insulation gas breakdown.Once break down, office will be caused
Even section, portion has a power failure, and affects national economy and produces, destroys the normal order of society, cause the loss being difficult to retrieve.Combination electricity
The internal SF of device (GIS)6After gas micro water content exceedes warning value, need periodically micro-water content to be carried out repetition measurement, inspection, and the most right
The air chamber that micro-water content exceeds standard processes；Common administration way is for again filling standard compliant SF6New gas, and this control
Reason mode is a kind of method cured the symptoms, not the disease, and occurs in that again SF after equipment runs a period of time6Gas micro-moisture exceeds standard.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, discloses a kind of use
In the composite control apparatus that 750 kilovolts of GIS air chamber excessive water content are administered, a kind of a set of heating that the air chamber that exceeds standard is processed of its design
System, while standardization gas treatment, improves efficiency and the quality of gas treatment, for combined electrical apparatus (GIS) excessive water content
Standardization provides foundation.
This utility model solves its technical problem and be the technical scheme is that for 750 kilovolts of micro-water of GIS air chamber super
The composite control apparatus that mark is administered, including casing, evacuation module, roller, micro-water test module, temperature control modules, liquid crystal
Display screen, display lamp, start button, stop button, handle, cabinet door, USB interface, on and off switch, pressure transducer, temperature pass
Sensor, micro-water sensor, amplification module, A/D modular converter, single-chip microcomputer, gas specific heating tape and gas reclaim interface；Described
The bottom of casing is provided with roller, and described evacuation module is arranged in casing and evacuation module is near the bottom of casing, institute
State in micro-water test module is arranged on casing and micro-water test module is positioned at the top of evacuation module, described temperature control modules
Being arranged in casing and temperature control equipment is positioned at the top of micro-water test module, described LCDs, display lamp, startup are pressed
Button and stop button are all arranged on the inclined-plane at casing top, are fitted with in the left surface of described casing and the groove of right flank
Handle, the trailing flank of described casing is provided with cabinet door, and described USB interface and on and off switch are arranged on the trailing flank of casing, described pressure
Force transducer, temperature sensor and micro-water sensor are all connected with amplification module, and described amplification module is with A/D modular converter even
Connecing, described A/D modular converter is connected with single-chip microcomputer, and described USB interface is connected with single-chip microcomputer, described evacuation module, liquid crystal
Display screen, display lamp, gas specific heating tape and gas reclaim interface and are all connected with single-chip microcomputer.
As a kind of preferred implementation of the present utility model, described micro-water sensor is arranged in micro-water test module.
As a kind of preferred implementation of the present utility model, described temperature sensor and gas specific heating tape are all installed
In temperature control modules.
As a kind of preferred implementation of the present utility model, the trailing flank of described casing is provided with gas recovery mouth,
Vacuum gas mouth, air vent, recovery signaling interface, vacuum signal interface and temperature signal interface.
Work process of the present utility model is:
(1) confirm to have a power failure: first confirm that and be in power down mode, and reliable ground by maintenance interval.
(2) heating prepares (2 hours): maintenance air chamber (it is important that coil position) is carried out heating plate covering, often encloses heating
Can not be overlapping and be closely packed together between band, leave gap at least more than 5mm, it is overheated to prevent.Heating plate will be away from combined electrical apparatus
(GIS) flange at least 100mm, prevents sealing ring hot-spot.Heating plate one end is fixed, and the other end is connected with heating power supply, adds
Thermoelectric generator heating power to be met requirement, it is impossible to overload.Thermocouple junction to be firmly pressed in heating tape and combined electrical apparatus (GIS) cylinder
Between body, prevent from coming off.Outside combined electrical apparatus (GIS) cylinder and heating plate.Temperature controller wants correct line and be fixed on can
By home, first setting heating-up temperature as 65 DEG C, maximum temperature is less than 85 DEG C.In heating process, continue to observe temperature control
Instrument is the most reliable, prevents overheated and burning.
(3) job mix electrical equipment (GIS) air chamber heated and be incubated 4～8 hours, from the beginning of the 4th hour, reply group
Close electrical equipment (GIS) gas and carry out moisture measurement, within the most every 1 hour, detect once, until after moisture value reaches without rising appreciably, starting
Gas recovery.
(4) open gas concentration unit, reclaim SF6Gas, to 0 gauge pressure, need to about want 1 hour.
(5), after evacuation reaches 30Pa for the first time (about 6～10 hours), evacuation is continued 6 hours.Micro-water when heating 65 DEG C
Time-delay drawing vacuum time is needed 3 hours when content is more than 1500PPm.
(6) 4 hours are stood for the first time.(vacuum bounce-back is little with or without big change again to confirm vacuum before evacuation
In 67Pa).
(7) for the first time again evacuation after 1 hour, fills high pure nitrogen for the first time to 0.2MPa.
(8) 6 hours are stood.Combined electrical apparatus (GIS) gas is carried out moisture measurement.
(9) opening retracting device, recovery mixed gas, to 0 gauge pressure, need to about want 1 hour.
(10), after evacuation reaches 30Pa for the second time (about 2～4 hours), evacuation is continued 6 hours.
(11) second time stands 4 hours.(vacuum bounce-back is little with or without big change again to confirm vacuum before evacuation
In 67Pa).
(12) second time again evacuation is after 1 hour, and second time fills high pure nitrogen to 0.2MPa.
(13) 4 hours are stood.To SF6Gas carries out moisture measurement.
(14) unlatching retracting device recovery mixed gas is to 0 gauge pressure, need to about want 1 hour.
(15), after evacuation reaches 30Pa for the third time (about 2～4 hours), evacuation is continued 6 hours.
(16) third time stands 4 hours.(vacuum bounce-back is little with or without big change again to confirm vacuum before evacuation
In 67Pa).
(17) third time again evacuation is after 1 hour, and third time fills high pure nitrogen to 0.2MPa.
(18) 4 hours are stood.To SF6Gas carries out moisture measurement.If now moisture value≤250 μ L/L, operating procedure
Step 24 can be jumped directly to from step 18.
(19) unlatching gas concentration unit recovery mixed gas is to 0 gauge pressure, need to about want 1 hour.
After (20) the 4th times evacuation reaches 30Pa (about 2～4 hours), continue evacuation 6 hours.
Stand 4 hours (21) the 4th times.(vacuum bounce-back is little with or without big change again to confirm vacuum before evacuation
In 67Pa).
(22) the 4th multiple evacuation are after 1 hour, fill high pure nitrogen for the 4th time to 0.2MPa.
(23) 4 hours are stood.Gas is carried out moisture measurement.
(24) unlatching retracting device recovery mixed gas is to 0 gauge pressure, need to about want 1 hour.
After (25) the 5th times evacuation reaches 30Pa (about 2 hours), continue evacuation 8 hours.
(26) SF is filled6Gas is to 0.2MPa, after standing 4 hours, measures moisture value (heating 65 DEG C) and should be not more than 250 μ L/
L.If moisture value is higher, step 24 should be repeated to step 26.
(27) stop heating tape heating, continue to fill SF6Gas is to 0.4MPa, then after standing 20 hours, measures moisture value (folding
Calculate to 20 DEG C) 150ppm should be not more than.
(28) final test moisture, it is qualified to confirm.
(29) recover gas downlink connection, confirm that leak detection is qualified.
This utility model compared with prior art has the advantage that
The disclosed composite control apparatus administered for 750 kilovolts of GIS air chamber excessive water content of this utility model, improves combination
The operational reliability of electrical equipment (GIS), improves the safety of operation of power networks；The availability of raising equipment, it is to avoid maintenance and fault are made
The system charge loss become；Reduce the various risks in excessive water content processing procedure, provide by force for post facility safe operation
Sound assurance；Ensure the treatment effeciency of faulty equipment, it is to avoid repeat maintenance.
Accompanying drawing explanation
Fig. 1 is the structural front view of a kind of detailed description of the invention of the present utility model；
Fig. 2 is the structure left view of a kind of detailed description of the invention of the present utility model；
Fig. 3 is the structure top view of a kind of detailed description of the invention of the present utility model；
Fig. 4 is the structure rearview of a kind of detailed description of the invention of the present utility model；
Fig. 5 is the control structure figure of a kind of detailed description of the invention of the present utility model.
Description of reference numerals:
1: casing, 2: evacuation module, 3: roller, 4: micro-water test module, 5: temperature control modules, 6: liquid crystal display
Screen, 7: display lamp, 8: start button, 9: stop button, 10: handle, 11: cabinet door, 12:USB interface, 13: on and off switch, 14:
Pressure transducer, 15: temperature sensor, 16: micro-water sensor, 17: amplification module, 18:A/D modular converter, 19: single-chip microcomputer,
20: gas specific heating tape, 21: gas reclaims interface.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment describes this utility model detailed description of the invention:
It should be noted that the structure illustrated in this specification institute accompanying drawing, ratio, size etc., the most only in order to coordinate explanation
Content disclosed in book, understands for those skilled in the art and reads, being not limited to this utility model enforceable
Qualifications, the modification of any structure, the change of proportionate relationship or the adjustment of size, can be generated by not affecting this utility model
Effect and the purpose that can reach under, all should still fall and obtain, at the technology contents disclosed in this utility model, the scope that can contain
In.
Meanwhile, in this specification cited as " on ", D score, "left", "right", the term of " middle " and " " etc., also
Only understanding for ease of narration, and it is not used to limit the enforceable scope of this utility model, being altered or modified of its relativeness,
Changing under technology contents without essence, when being also considered as the enforceable category of this utility model.
As shown in Fig. 1～Fig. 5, it illustrates detailed description of the invention of the present utility model；As it can be seen, this utility model
The disclosed composite control apparatus administered for 750 kilovolts of GIS air chamber excessive water content, including casing 1, evacuation module 2, roller
3, micro-water test module 4, temperature control modules 5, LCDs 6, display lamp 7, start button 8, stop button 9, handle 10,
Cabinet door 11, usb 12, on and off switch 13, pressure transducer 14, temperature sensor 15, micro-water sensor 16, amplification module
17, A/D modular converter 18, single-chip microcomputer 19, gas specific heating tape 20 and gas reclaim interface 21；The bottom peace of described casing 1
Equipped with roller 3, in described evacuation module 2 is arranged on casing 1 and evacuation module 2 is near the bottom of casing 1, described micro-water is surveyed
In die trial block 4 is arranged on casing 1 and micro-water test module 4 is positioned at the top of evacuation module 2, described temperature control modules 5 is pacified
In being contained in casing 1 and temperature control equipment 5 is positioned at the top of micro-water test module 4, described LCDs 6, display lamp 7, open
Dynamic button 8 and stop button 9 are all arranged on the inclined-plane at casing 1 top, in the described left surface of casing 1 and the groove of right flank
Being fitted with handle 10, the trailing flank of described casing 1 is provided with cabinet door 11, and described usb 12 and on and off switch 13 are arranged on case
The trailing flank of body 1, described pressure transducer 14, temperature sensor 15 and micro-water sensor 16 be all connected with amplification module 17, institute
Stating amplification module 17 to be connected with A/D modular converter 18, described A/D modular converter 18 is connected with single-chip microcomputer 19, described usb 12
Being connected with single-chip microcomputer 19, described evacuation module 2, LCDs 6, display lamp 7, gas specific heating tape 20 and gas reclaim
Interface 21 is all connected with single-chip microcomputer 19.
Preferably, in described micro-water sensor 16 is arranged on micro-water test module 4.
Preferably, described temperature sensor 15 and gas specific heating tape 20 are all arranged in temperature control modules 5.
Above in conjunction with accompanying drawing, this utility model preferred implementation is explained in detail, but this utility model is not limited to
Above-mentioned embodiment, in the ken that those of ordinary skill in the art are possessed, it is also possible to without departing from this utility model
Make a variety of changes on the premise of objective.
Many other can be made without departing from spirit and scope of the present utility model to change and remodeling.Should be appreciated that this reality
Being not limited to specific embodiment with novel, scope of the present utility model is defined by the following claims.
Claims (4)
1. the composite control apparatus administered for 750 kilovolts of GIS air chamber excessive water content, it is characterised in that: include casing, evacuation
Module, roller, micro-water test module, temperature control modules, LCDs, display lamp, start button, stop button, handle,
Cabinet door, USB interface, on and off switch, pressure transducer, temperature sensor, micro-water sensor, amplification module, A/D modular converter,
Single-chip microcomputer, gas specific heating tape and gas reclaim interface；The bottom of described casing is provided with roller, and described evacuation module is pacified
It is contained in casing and evacuation module is near the bottom of casing, in described micro-water test module is arranged on casing and micro-water test mould
Block is positioned at the top of evacuation module, and described temperature control modules is arranged in casing and temperature control equipment is positioned at the test of micro-water
The top of module, described LCDs, display lamp, start button and stop button be all arranged on the inclined-plane at casing top,
Being fitted with handle in the left surface of described casing and the groove of right flank, the trailing flank of described casing is provided with cabinet door, described USB
Interface and on and off switch are arranged on the trailing flank of casing, described pressure transducer, temperature sensor and micro-water sensor all with put
Big module connects, and described amplification module is connected with A/D modular converter, and described A/D modular converter is connected with single-chip microcomputer, described USB
Interface is connected with single-chip microcomputer, and described evacuation module, LCDs, display lamp, gas specific heating tape and gas reclaim and connects
Mouth is all connected with single-chip microcomputer.
2. the composite control apparatus administered for 750 kilovolts of GIS air chamber excessive water content as claimed in claim 1, its feature exists
In: described micro-water sensor is arranged in micro-water test module.
3. the composite control apparatus administered for 750 kilovolts of GIS air chamber excessive water content as claimed in claim 1, its feature exists
In: described temperature sensor and gas specific heating tape are all arranged in temperature control modules.
4. the composite control apparatus administered for 750 kilovolts of GIS air chamber excessive water content as claimed in claim 1, its feature exists
In: gas recovery mouth, vacuum gas mouth, air vent, recovery signaling interface, vacuum signal are installed on the trailing flank of described casing
Interface and temperature signal interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620588274.1U CN205691995U (en) | 2016-06-16 | 2016-06-16 | The composite control apparatus administered for 750 kilovolts of GIS air chamber excessive water content |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620588274.1U CN205691995U (en) | 2016-06-16 | 2016-06-16 | The composite control apparatus administered for 750 kilovolts of GIS air chamber excessive water content |
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| Publication Number | Publication Date |
|---|---|
| CN205691995U true CN205691995U (en) | 2016-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620588274.1U Active CN205691995U (en) | 2016-06-16 | 2016-06-16 | The composite control apparatus administered for 750 kilovolts of GIS air chamber excessive water content |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107807209A (en) * | 2017-11-20 | 2018-03-16 | 北京国网富达科技发展有限责任公司 | A kind of micro- water density monitoring device of gas |
| CN106786111B (en) * | 2016-12-08 | 2018-07-03 | 同济大学 | A kind of micro- water treatment heating device of general GIS gas chamber |
| CN107807209B (en) * | 2017-11-20 | 2024-05-14 | 北京国网富达科技发展有限责任公司 | Micro-water density monitoring device for gas |
-
2016
- 2016-06-16 CN CN201620588274.1U patent/CN205691995U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106786111B (en) * | 2016-12-08 | 2018-07-03 | 同济大学 | A kind of micro- water treatment heating device of general GIS gas chamber |
| CN107807209A (en) * | 2017-11-20 | 2018-03-16 | 北京国网富达科技发展有限责任公司 | A kind of micro- water density monitoring device of gas |
| CN107807209B (en) * | 2017-11-20 | 2024-05-14 | 北京国网富达科技发展有限责任公司 | Micro-water density monitoring device for gas |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 830001 No. 123, Jianshe Road, Tianshan District, the Xinjiang Uygur Autonomous Region, Urumqi Co-patentee after: State Grid Corporation of China Patentee after: MAINTENANCE COMPANY, STATE GRID XINJIANG ELECTRIC POWER Co. Co-patentee after: XI'AN YACAN ELECTRIC Co.,Ltd. Address before: 830001 No. 123, Jianshe Road, Tianshan District, the Xinjiang Uygur Autonomous Region, Urumqi Co-patentee before: State Grid Corporation of China Patentee before: Maintenance Company Of State Grid Xinjiang Electric Power Co.,Ltd. Co-patentee before: XI'AN YACAN ELECTRIC Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190918 Address after: 830001 No. 123, Jianshe Road, Tianshan District, the Xinjiang Uygur Autonomous Region, Urumqi Co-patentee after: State Grid Corporation of China Patentee after: MAINTENANCE COMPANY, STATE GRID XINJIANG ELECTRIC POWER Co. Address before: 830001 No. 123, Jianshe Road, Tianshan District, the Xinjiang Uygur Autonomous Region, Urumqi Co-patentee before: State Grid Corporation of China Patentee before: MAINTENANCE COMPANY, STATE GRID XINJIANG ELECTRIC POWER Co. Co-patentee before: XI'AN YACAN ELECTRIC Co.,Ltd. |
|
| TR01 | Transfer of patent right |