CN208476719U - A kind of novel GIS SF6 density on-Line Monitor Device and system - Google Patents
A kind of novel GIS SF6 density on-Line Monitor Device and system Download PDFInfo
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- CN208476719U CN208476719U CN201820318021.1U CN201820318021U CN208476719U CN 208476719 U CN208476719 U CN 208476719U CN 201820318021 U CN201820318021 U CN 201820318021U CN 208476719 U CN208476719 U CN 208476719U
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- 238000012544 monitoring process Methods 0.000 claims abstract description 23
- 238000004891 communication Methods 0.000 claims abstract description 10
- 238000004140 cleaning Methods 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims abstract description 6
- 230000006641 stabilisation Effects 0.000 claims description 22
- 238000011105 stabilization Methods 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000005259 measurement Methods 0.000 claims description 5
- 230000003449 preventive effect Effects 0.000 claims description 4
- 230000003139 buffering effect Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000000354 decomposition reaction Methods 0.000 abstract description 4
- 238000003745 diagnosis Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 6
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- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
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- 230000003542 behavioural effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- LSJNBGSOIVSBBR-UHFFFAOYSA-N thionyl fluoride Chemical compound FS(F)=O LSJNBGSOIVSBBR-UHFFFAOYSA-N 0.000 description 2
- 230000001988 toxicity Effects 0.000 description 2
- 231100000419 toxicity Toxicity 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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- 238000013461 design Methods 0.000 description 1
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- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910001512 metal fluoride Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
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- OBTWBSRJZRCYQV-UHFFFAOYSA-N sulfuryl difluoride Chemical compound FS(F)(=O)=O OBTWBSRJZRCYQV-UHFFFAOYSA-N 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
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Abstract
The utility model discloses a kind of novel GIS SF6Density on-Line Monitor Device and system, it is related to GIS device, pipeline and dynamic detection pipeline, supercharging device driving air pipe and the self-cleaning pipeline of system are differentiated including characteristic gas, the GIS device differentiates that the solenoid valve V1 of pipeline is connected with characteristic gas, the solenoid valve V3 other end is connected between solenoid valve V1, solenoid valve V2, the supercharging device driving air pipe is connected with the driving gas interface of supercharging device, and one end hand-operated valve S1 of the self-cleaning pipeline of system is connected to SF6Between filter and solenoid valve V3, outside the minipump other end communication chamber.Utility model device can detect SO in gas chamber2、H2S、HF、CO、CF4And C3F8The content of equal characteristic gas, can quick diagnosis go out equipment early stage internal fault, can avoid the generation of accident.The system of the utility model can be to its plenum interior of GIS device SF6Density, pressure and decomposition product dynamic monitoring monitoring, provide data for failure trend prediction.
Description
Technical field
The utility model relates to electrical substation monitoring technical field more particularly to a kind of novel GIS SF6Density on-line monitoring
Apparatus and system.
Background technique
GIS is high-tension apparatus of the great core of dosage in substation, carries out effective on-line monitoring to it, is accident
The operating status and stability action of prevention or breakdown judge offer data and grasp GIS are huge.
Currently, the SF of GIS gas chamber6Gaseous state monitoring is used frequently with mechanically cooperating digital teletransmission density monitor
Mode, realize live density, the output of contact point signal that pressure and temperature signal shows, alarms and is latched and data it is remote in real time
Pass output function.But in detection process, due to fixed point sampling and SF6Gasmetry zone gas forms static dead without flowing
Area is unable to gas pressure or density in precise measurement GIS (density data is from pressure, temperature value conversion).
When GIS product is there are when failure, the SF of fault zone6Gas and solid insulating material are split under the action of heat and electricity
Solution, generating sulfide, fluoride and carbide, (sulfide mainly has SO2、H2S、SOF2、SF4And SO2F2, fluoride mainly has
HF、CF4And metal fluoride, carbide mainly have CO, CO2And low molecular hydrocarbons).SO is removed in above-mentioned decomposition product2、H2S, CO and CF4
Toxicity is smaller outer, and other is all violent in toxicity, and the content inside equipment is few and extremely unstable, examines if cannot implement dynamic immediately
It surveys, then can be absorbed by the adsorbent built in GIS rapidly, the effectively acquisition that can not carry out failure gas is for further analysis.Wherein
SOF2、SF4SO is generated Deng can further hydrolyze again2(concentration is the direct summation decomposed and hydrolysis generates) and HF.A large amount of failures are real
Example is analysis shows H2S is the characteristic component and CO, CF of thermosetting epoxy resin cracking4、C3F8Gas can be used as GIS device operation
The characteristic gas of status assessment and live detection.Therefore, SO in gas chamber is detected2、H2S、HF、CO、CF4And C3F8Equal characteristic gas
Content, can quick diagnosis go out equipment early stage internal fault, can avoid accident generation.
Therefore, it is necessary to design a kind of novel GIS SF6Density on-line monitoring system implements its plenum interior SF6Density,
Pressure and decomposition product dynamic monitoring monitoring, provide data for failure trend prediction.
Utility model content
Quick diagnosis, which is unable to, the technical problem to be solved by the utility model is to the prior art goes out the internal event of equipment early stage
The defect of barrier provides a kind of novel GIS SF6Density on-Line Monitor Device and system.
The utility model is achieved through the following technical solutions: a kind of novel GIS SF6Density on-Line Monitor Device,
Be related to GIS device, including solenoid valve V1, solenoid valve V2, current-limiting apparatus, pressure gauge P1, check valve, supercharging device, safety valve,
Solenoid valve V4, band pressure show pressure reducing valve, accurate filter, air compressor machine, air filter, solenoid valve V3, SF6Filter, spy
Levy gas alarm module, SF6Density monitor, voltage stabilization and current stabilization device, pressure gauge P2, hand-operated valve S1, vacuum meter, inflation solenoid valve
V5, minipump；
The solenoid valve V1, solenoid valve V2, current-limiting apparatus, pressure gauge P1, check valve, supercharging device, pressure gauge P2, pressure stabilizing
Constant-current stabilizer, SF6Density monitor, characteristic gas warning module, SF6Filter, solenoid valve V3 are sequentially connected in series composition characteristic
Gas differentiates pipeline and dynamic detection pipeline；
The air filter, air compressor machine, accurate filter, band pressure show pressure reducing valve, solenoid valve V4, safety valve successively
It is connected in series and is connected to form supercharging device driving air pipe with the driving gas interface of supercharging device；
The hand-operated valve S1, vacuum meter, inflation solenoid valve V5, minipump are sequentially connected in series the self-cleaning pipe of composition system
Road；
The GIS device is connected with solenoid valve V1, the solenoid valve V3 other end be connected to solenoid valve V1, solenoid valve V2 it
Between, the one end the hand-operated valve S1 is connected to SF6Between filter and solenoid valve V3, the minipump other end communication chamber
Outside.
One of preferred embodiment as the utility model, the air compressor machine are oilless air compressor for supercharging device driving gas
Source, the supercharging device are oil-free booster body, and output pressure drives by driving bleed pressure step-less adjustment and by pipeline.
One of preferred embodiment as the utility model, the characteristic gas warning module is interior to contain measurement SF6Gas
Micro- water, H2S、SO2、HF、CO、CF4And C3F8The sensor of content, the SF6Density monitor measures SF6Pressure, the temperature of gas
Degree and density data.
One of preferred embodiment as the utility model, further includes solenoid valve Vn, solenoid valve Vn+1, and the GIS device is
Several, corresponding each GIS device passes through solenoid valve Vn, solenoid valve Vn+1 is connected to solenoid valve V3, SF6Filter
Between and solenoid valve V2, solenoid valve V3 between.
One of preferred embodiment as the utility model, the current-limiting apparatus be pressure reducing valve or flow controller, it is described
Voltage stabilization and current stabilization device is the buffering tank body with flow control.
The invention also discloses a kind of novel GIS SF6Density on-line monitoring system, including host computer, PLC, SF6
Density monitor, characteristic gas warning module, the SF6Density monitor, characteristic gas warning module control phase with PLC
Even, the host computer is connected by communication by the RS485 and PLC of wireless transport module, the host computer and air compressor machine, vacuum pump,
Each solenoid valve control is connected, and the host computer collects the press contact signal of pressure gauge P1, pressure gauge P2, and the host computer is received
Collect SF6The density signal of density monitor.
One of preferred embodiment as the utility model, the SF6Density monitor acquires GIS gas chamber SF6Temperature, pressure,
Density data.
One of preferred embodiment as the utility model, the SF of the characteristic gas warning module acquisition GIS gas chamber6Gas
Micro- water, H2S、SO2、HF、CO、CF4And C3F8Content data.
One of preferred embodiment as the utility model, further includes sound-light alarm, the host computer, SF6Density monitor,
Characteristic gas warning module is equipped with sound-light alarm.
One of preferred embodiment as the utility model, the wireless mode and wireless transmission mould that the host computer passes through GPRS
Block is connected, and threshold parameter is arranged on the host computer, when the information of host computer reception PLC feedback, analyzes as failure trend prediction
When establishment, starts sound-light alarm and operator on duty is notified to take preventive measures.
The utility model compared with prior art the advantages of be: utility model device can detect gas chamber in SO2、H2S、HF、
CO、CF4And C3F8The content of equal characteristic gas, can quick diagnosis go out equipment early stage internal fault, can avoid the generation of accident.This
The system of utility model can be to its plenum interior of GIS device SF6Density, pressure and decomposition product dynamic monitoring monitoring, are failure
Trend prediction provides data.
Detailed description of the invention
Fig. 1 is the apparatus structure schematic diagram of the utility model；
Fig. 2 is the system block diagram of the utility model.
Specific embodiment
It elaborates below to the embodiments of the present invention, the present embodiment before being with technical solutions of the utility model
It puts and is implemented, the detailed implementation method and specific operation process are given, but the protection scope of the utility model is unlimited
In following embodiments.
Such as Fig. 1: a kind of novel GIS SF6Density on-Line Monitor Device, is related to GIS device, including solenoid valve V1 (1),
Solenoid valve V2 (2), current-limiting apparatus (3), pressure gauge P1 (15), check valve (4), supercharging device (5), safety valve (14), solenoid valve
V4 (13), band pressure show pressure reducing valve (12), accurate filter (11), air compressor machine (10), air filter (9), solenoid valve V3
(8)、SF6Filter (7), characteristic gas warning module (6), SF6Density monitor (23), voltage stabilization and current stabilization device (24), pressure gauge
P2 (16), hand-operated valve S1 (17), vacuum meter (18), inflation solenoid valve V5 (19), minipump (20)；
The solenoid valve V1 (1), solenoid valve V2 (2), current-limiting apparatus (3), pressure gauge P1 (15), check valve (4), pressurization dress
Set (5), pressure gauge P2 (16), voltage stabilization and current stabilization device (24), SF6Density monitor (23), characteristic gas warning module (6), SF6
Filter (7), solenoid valve V3 (8) are sequentially connected in series composition characteristic gas and differentiate pipeline and dynamic detection pipeline；
The air filter (9), air compressor machine (10), accurate filter (11), band pressure show pressure reducing valve (12), electromagnetism
Valve V4 (13), safety valve (14) are sequentially connected in series and are connected to form supercharging device driving gas with the driving gas interface of supercharging device
Pipeline；
The hand-operated valve S1 (17), vacuum meter (18), inflation solenoid valve V5 (19), minipump (20) company of being sequentially connected in series
Connect the self-cleaning pipeline of composition system；
The GIS device is connected with solenoid valve V1 (4), solenoid valve V3 (8) other end be connected to solenoid valve V1 (1),
Between solenoid valve V2 (2), described hand-operated valve S1 (17) one end is connected to SF6It is described between filter (7) and solenoid valve V3 (8)
Outside minipump (20) other end communication chamber.
Air compressor machine described in one of preferred embodiment as the utility model (10) is that oilless air compressor is used for supercharging device (5)
Gas source is driven, the supercharging device (5) is oil-free booster body, and output pressure is by driving bleed pressure step-less adjustment and passes through
Pipeline driving.
Contain measurement SF in characteristic gas warning module (6) described in one of preferred embodiment as the utility model6Gas
Micro- water, H2S、SO2、HF、CO、CF4And C3F8The sensor of content, the SF6Density monitor (23) measures SF6The pressure of gas
Power, temperature and density data.
One of preferred embodiment as the utility model further includes solenoid valve Vn (21), solenoid valve Vn+1 (22), the GIS
Equipment is several, and corresponding each GIS device passes through solenoid valve Vn (21), solenoid valve Vn+1 (22) is connected to electromagnetism
Valve V3 (8), SF6Between filter (7) and between solenoid valve V2 (2), solenoid valve V3 (8).
One of preferred embodiment as the utility model, the current-limiting apparatus (3) are pressure reducing valve or flow controller, institute
Stating voltage stabilization and current stabilization device (24) is the buffering tank body with flow control.
The following are present apparatus function and operating method introductions:
The reset condition of hand-operated valve S1, solenoid valve V1, V2, V3, V4, Vn, Vn+1 and inflation solenoid valve V5 are to close shape
State.
Pipeline is self-cleaning: by 25GIS gas chamber interface 1,26GIS gas chamber interface n accesses corresponding GIS gas chamber, opens 1 solenoid valve
V1,2 solenoid valve V2,8 solenoid valve V3,21 solenoid valve Vn, 22 solenoid valve Vn+1,19 inflation solenoid valve V5 and 20 vacuum pumps, are opened
17 hand-operated valve S1 start vacuumize to system pipeline self-cleaning.When 18 vacuum are calculated as 133Pa, successively close 17 hand-operated valve S1,
19 inflation solenoid valve V5,20 vacuum pumps, 1 solenoid valve V1,2 solenoid valve V2,8 solenoid valve V3,21 solenoid valve Vn, 22 solenoid valve Vn+
1。
Density on-line monitoring
1. GIS-1 gas chamber dynamic monitoring: system opens 1 solenoid valve V1,2 solenoid valve V2, opens 10 air compressor machines, adjusts 12 and subtracts
Pressure valve is shown as 0.6MPa, and 5 supercharging device rear end output pressures are 1.2MPa (being observed by 16 pressure gauges 2) at this time, then are passed through
24 voltage stabilization and current stabilization devices, 23SF6Density monitor, then through 7SF6Filter filtering, is then turned on 8 solenoid valve V3, due to 3 current limlitings
Device barrier, high pressure gas reversely charging to GIS-1 interface form circulation disturbance and realize online Dynamic Data Acquiring.Disturbing the time should
Interim, such as summer 2h/ times, winter 1h/ times.In perturbation process, pass through 23SF6Density monitor equal time takes 5 times
Sample takes its pressure mean values as measured value.After 10min, 2 solenoid valve V2 are closed, when 15 pressure gauges 1 are 0MPa, close 10 pneumatics
Machine.Pass through 23SF after stablizing 5min6Density monitor equal time takes 3 samples to take its pressure mean values as measured value, then
Successively close 8 solenoid valve V3,1 solenoid valve V1.
2. GIS-n gas chamber dynamic monitoring: system opens 22 solenoid valve Vn+1,2 solenoid valve V2, opens 10 air compressor machines, adjusts
12 pressure reducing valves are shown as 0.6MPa, and 5 supercharging device rear end output pressures are 1.2MPa (being observed by 16 pressure gauges 2) at this time, then
Pass through 24 voltage stabilization and current stabilization devices, 23SF6Density monitor, then through 7SF6Filter filtering, is then turned on 21 solenoid valve Vn, due to 3
Current-limiting apparatus barrier, high pressure gas reversely charging to GIS-n interface form circulation disturbance and realize online Dynamic Data Acquiring.Disturb the time
Should be interim, such as summer 2h/ times, winter 1h/ times.In perturbation process, pass through 23SF6Density monitor equal time takes
5 times sample takes its pressure mean values as measured value.After 10min, 22 solenoid valve Vn+1 are closed, when 15 pressure gauges 1 are 0MPa, are closed
10 air compressor machines.Pass through 23SF after stablizing 5min6Density monitor equal time takes 3 samples to take its pressure mean values as measurement
Value, is then shut off 21 solenoid valve Vn.
Characteristic gas differentiates
1. GIS-1 gas chamber monitors: system opens 1 solenoid valve V1,2 solenoid valve V2, opens 10 air compressor machines, adjusts 12 pressure reducing valves
It is shown as 0.6MPa, 5 supercharging device rear end output pressures are 1.2MPa (observing by 16 pressure gauges 2) at this time, then steady by 24
Constant-current stabilizer, 6 characteristic gas warning modules are pressed, then through 7SF6Filter filtering, is then turned on 8 solenoid valve V3, since 3 current limlitings fill
Barrier is set, high pressure gas reversely charging to GIS-1 interface forms circulation disturbance and realizes online behavioral characteristics gas data acquisition.When disturbance
Between should be interim, such as summer 4h/ times, winter 2h/ times.In perturbation process, when by 6 characteristic gas warning module equalization
Between take 3 samples to take its pressure mean values as measured value.After 10min, 2 solenoid valve V2 are closed, when 15 pressure gauges 1 are 0MPa, are closed
Close 10 air compressor machines.5 samples are taken to take its pressure mean values as survey by 6 characteristic gas warning module equal times after stable 5min
Then magnitude successively closes 8 solenoid valve V3,1 solenoid valve V1.
2. GIS-n gas chamber monitors: system opens 22 solenoid valve Vn+1,2 solenoid valve V2, opens 10 air compressor machines, adjusts 12 and subtracts
Pressure valve is shown as 0.6MPa, and 5 supercharging device rear end output pressures are 1.2MPa (being observed by 16 pressure gauges 2) at this time, then are passed through
24 voltage stabilization and current stabilization devices, 6 characteristic gas warning modules, then through 7SF6Filter filtering, is then turned on 21 solenoid valve Vn, due to 3
Current-limiting apparatus barrier, high pressure gas reversely charging to GIS-n interface form circulation disturbance and realize online behavioral characteristics gas data acquisition.
Disturb what the time should be interim, such as summer 4h/ times, winter 2h/ times.In perturbation process, pass through 6 characteristic gas warning modules
Equal time takes 3 samples to take its pressure mean values as measured value.After 10min, 22 solenoid valve Vn+1 are closed, 15 pressure gauges 1 are
When 0MPa, 10 air compressor machines are closed.Pass through 23SF after stablizing 5min6Density monitor equal time takes 5 samples to take its pressure average
Value is used as measured value, is then shut off 21 solenoid valve Vn.
Such as Fig. 2: the invention also discloses a kind of novel GIS SF6Density on-line monitoring system, including host computer,
PLC、SF6Density monitor, characteristic gas warning module, the SF6Density monitor, characteristic gas warning module are controlled with PLC
System is connected, and the host computer is connected by communication by the RS485 and PLC of wireless transport module, the host computer and air compressor machine, vacuum
Pump, each solenoid valve control are connected, and the host computer collects the press contact signal of pressure gauge P1, pressure gauge P2, described upper
Machine collects SF6The density signal of density monitor.
One of preferred embodiment as the utility model, the SF6Density monitor acquires GIS gas chamber SF6Temperature, pressure,
Density data.
One of preferred embodiment as the utility model, the SF of the characteristic gas warning module acquisition GIS gas chamber6Gas
Micro- water, H2S、SO2、HF、CO、CF4And C3F8Content data.
One of preferred embodiment as the utility model, further includes sound-light alarm, the host computer, SF6Density monitor,
Characteristic gas warning module is equipped with sound-light alarm.
One of preferred embodiment as the utility model, the wireless mode and wireless transmission mould that the host computer passes through GPRS
Block is connected, and threshold parameter is arranged on the host computer, when the information of host computer reception PLC feedback, analyzes as failure trend prediction
When establishment, starts sound-light alarm and operator on duty is notified to take preventive measures.
The following are the system function principles and methods of the utility model:
After Tthe utility model system uses host computer+PLC control mode, system to open, upper computer software is carried out corresponding
Parameter setting issues instruction and carries out data acquisition and execute corresponding actions by program.After meeting failure trend prediction conditional procedure,
System sound-light alarm and notifies operator on duty to take preventive measures at once, avoids accident.
PLC On-off signal output control: output solenoid valve V1, V2, V3, V4, V5, Vn, Vn+1, vacuum pump and pneumatics
Machine.Input P1, P2 pressure and density signal.
SF6Density monitor: acquisition data are respectively GIS gas chamber SF6Temperature, pressure, density, data are by PLC and wirelessly
Communication module RS485 communication, then wireless remote transmission to host computer carries out real time monitoring storage and failure trend prediction, inside modules
Threshold value is set, and the sound-light alarm for abnormal output setting occur starts at once, is convenient for quick lock in abort situation.
Characteristic gas warning module: acquisition data are respectively GIS gas chamber SF6Micro- water, H2S、SO2、HF、CO、CF4And C3F8Contain
Amount, data are communicated by PLC and wireless communication module RS485, and then wireless remote transmission to host computer carries out real time monitoring storage simultaneously
Predict fault trend, threshold value is arranged in inside modules, and the sound-light alarm for abnormal output setting occur starts at once, is convenient for quick lock in
Abort situation.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of novel GIS SF6Density on-Line Monitor Device, is related to GIS device, which is characterized in that including solenoid valve V1
(1), solenoid valve V2 (2), current-limiting apparatus (3), pressure gauge P1 (15), check valve (4), supercharging device (5), safety valve (14), electricity
Magnet valve V4 (13), band pressure show pressure reducing valve (12), accurate filter (11), air compressor machine (10), air filter (9), electromagnetism
Valve V3 (8), SF6Filter (7), characteristic gas warning module (6), SF6Density monitor (23), voltage stabilization and current stabilization device (24), pressure
Power table P2 (16), hand-operated valve S1 (17), vacuum meter (18), inflation solenoid valve V5 (19), minipump (20)；
The solenoid valve V1 (1), solenoid valve V2 (2), current-limiting apparatus (3), pressure gauge P1 (15), check valve (4), supercharging device
(5), pressure gauge P2 (16), voltage stabilization and current stabilization device (24), SF6Density monitor (23), characteristic gas warning module (6), SF6It crosses
Filter (7), solenoid valve V3 (8) are sequentially connected in series composition characteristic gas and differentiate pipeline and dynamic detection pipeline；
The air filter (9), air compressor machine (10), accurate filter (11), band pressure show pressure reducing valve (12), solenoid valve V4
(13), safety valve (14) is sequentially connected in series and is connected to form supercharging device driving tracheae with the driving gas interface of supercharging device
Road；
The hand-operated valve S1 (17), vacuum meter (18), inflation solenoid valve V5 (19), minipump (20) are sequentially connected in series group
At the self-cleaning pipeline of system；
The GIS device is connected with solenoid valve V1 (1), and solenoid valve V3 (8) other end is connected to solenoid valve V1 (1), electromagnetism
Between valve V2 (2), described hand-operated valve S1 (17) one end is connected to SF6It is described miniature between filter (7) and solenoid valve V3 (8)
Outside vacuum pump (20) other end communication chamber.
2. novel GIS SF according to claim 16Density on-Line Monitor Device, which is characterized in that the air compressor machine
(10) gas source is driven for supercharging device (5) for oilless air compressor, the supercharging device (5) is oil-free booster body, exports gas
Pressure drives by driving bleed pressure step-less adjustment and by pipeline.
3. novel GIS SF according to claim 16Density on-Line Monitor Device, which is characterized in that the characteristic gas
Contain measurement SF in warning module (6)6Micro- water, the H of gas2S、SO2、HF、CO、CF4And C3F8The sensor of content, the SF6
Density monitor (23) measures SF6Pressure, temperature and the density data of gas.
4. novel GIS SF according to claim 16Density on-Line Monitor Device, which is characterized in that further include solenoid valve
Vn (21), solenoid valve Vn+1 (22), the GIS device are several, and corresponding each GIS device passes through solenoid valve Vn
(21), solenoid valve Vn+1 (22) is connected to solenoid valve V3 (8), SF6Between filter (7) and solenoid valve V2 (2), electromagnetism
Between valve V3 (8).
5. novel GIS SF according to claim 16Density on-Line Monitor Device, which is characterized in that the current-limiting apparatus
It (3) is pressure reducing valve or flow controller, the voltage stabilization and current stabilization device (24) is the buffering tank body with flow control.
6. a kind of use any novel GIS SF of claim 1-56The GIS SF of density on-Line Monitor Device6Density
On-line monitoring system, which is characterized in that including host computer, PLC, SF6Density on-Line Monitor Device, characteristic gas warning module,
The SF6The SF of density on-Line Monitor Device6Density monitor, characteristic gas warning module with PLC control is connected, it is described on
Position machine is connected by communication by the RS485 and PLC of wireless transport module, the host computer and air compressor machine, vacuum pump, each solenoid valve
Control is connected, and the host computer collects the press contact signal of pressure gauge P1, pressure gauge P2, and the host computer collects SF6Density
The density signal of relay.
7. novel GIS SF according to claim 66Density on-line monitoring system, which is characterized in that the SF6Density after
Electric appliance acquires GIS gas chamber SF6Temperature, pressure, density data.
8. novel GIS SF according to claim 66Density on-line monitoring system, which is characterized in that the characteristic gas
The SF of warning module acquisition GIS gas chamber6Micro- water, the H of gas2S、SO2、HF、CO、CF4And C3F8Content data.
9. novel GIS SF according to claim 66Density on-line monitoring system, which is characterized in that further include acousto-optic report
It is alert, the host computer, SF6Density monitor, characteristic gas warning module are equipped with sound-light alarm.
10. novel GIS SF according to claim 66Density on-line monitoring system, which is characterized in that the host computer is logical
The wireless mode for crossing GPRS is connected with wireless transport module, and threshold parameter is arranged on the host computer, when host computer reception PLC is anti-
The information of feedback, analyze for failure trend prediction establishment when, starting sound-light alarm simultaneously notify operator on duty to take preventive measures.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820318021.1U CN208476719U (en) | 2018-03-08 | 2018-03-08 | A kind of novel GIS SF6 density on-Line Monitor Device and system |
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| CN201820318021.1U CN208476719U (en) | 2018-03-08 | 2018-03-08 | A kind of novel GIS SF6 density on-Line Monitor Device and system |
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| CN (1) | CN208476719U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108181202A (en) * | 2018-03-08 | 2018-06-19 | 国网安徽省电力有限公司电力科学研究院 | A kind of novel GIS SF6Density on-Line Monitor Device and system |
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2018
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108181202A (en) * | 2018-03-08 | 2018-06-19 | 国网安徽省电力有限公司电力科学研究院 | A kind of novel GIS SF6Density on-Line Monitor Device and system |
| CN108181202B (en) * | 2018-03-08 | 2023-11-21 | 国网安徽省电力有限公司电力科学研究院 | Novel SF for GIS 6 Density on-line monitoring device and system |
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