CN207894773U - A kind of novel GIS SF6 density on-line monitoring simulation test devices - Google Patents
A kind of novel GIS SF6 density on-line monitoring simulation test devices Download PDFInfo
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- CN207894773U CN207894773U CN201820317956.8U CN201820317956U CN207894773U CN 207894773 U CN207894773 U CN 207894773U CN 201820317956 U CN201820317956 U CN 201820317956U CN 207894773 U CN207894773 U CN 207894773U
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- gis
- pipeline
- density
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- 238000004088 simulation Methods 0.000 title claims abstract description 31
- 238000012544 monitoring process Methods 0.000 title claims abstract description 19
- 238000012360 testing method Methods 0.000 title claims abstract description 15
- 230000006641 stabilisation Effects 0.000 claims abstract description 16
- 238000011105 stabilization Methods 0.000 claims abstract description 16
- 239000004606 Fillers/Extenders Substances 0.000 claims abstract description 12
- 230000003068 static effect Effects 0.000 claims abstract description 12
- 239000000203 mixture Substances 0.000 claims abstract description 9
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 238000010438 heat treatment Methods 0.000 claims description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 239000004020 conductor Substances 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 230000001932 seasonal effect Effects 0.000 claims description 4
- 239000010865 sewage Substances 0.000 claims description 4
- 238000005070 sampling Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 abstract description 3
- 238000004891 communication Methods 0.000 description 3
- 230000000875 corresponding effect Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 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
- 238000004064 recycling Methods 0.000 description 1
Abstract
The utility model discloses a kind of novel GIS SF6Density monitors the self-cleaning pipeline of system of the compositions such as simulation test device, including manual ball valve S1, GIS simulator, manual ball valve S2, manual ball valve S7 on-line；Monitor pipeline on-line in the simulation static state dead zone of the compositions such as GIS simulators, first pressure gauge, pressure transmitter, manual ball valve S13, pipeline extender, compensator；Manual ball valve S1, it is sequentially connected in series and by the second pipe interface and manual ball valve S9, electrical ball valve V1, second pressure gauge, compressor, electrical ball valve V2, third pressure gauge, heat-exchanger rig, voltage stabilization and current stabilization device, SF6The cycle disturbance on-line monitoring pipeline of the compositions such as density monitor, manual ball valve S8.The utility model can simulate gas temperature variation, the static dead zone of fixed point sampling, gas indoor gas failure and recycle disturbance function, on-line monitoring, and technical parameter support is provided for the accurate measurement of GIS density.
Description
Technical field
The utility model is related to electrical substation monitoring technical field more particularly to a kind of novel GIS SF6Density is monitored on-line
Simulation test device.
Background technology
The indoor SF of GIS gas6Gas density is reflected indirectly by its pressure, and when density is constant, pressure can be with gas temperature
It spends and changes.When GIS is run, conductor constantly gives off heat, and the temperature of plenum interior can be increased, and pressure accordingly increases.Together
When, the variation of season, the ambient temperatures such as round the clock can also influence its pressure.
The SF of GIS gas chambers6Gaseous state monitoring is frequently with the side for being mechanically used cooperatively digital teletransmission density monitor
Formula, teletransmission when realizing live density, the display of pressure and temperature signal, alarm and the contact point signal of locking output sum number factually
Output function.But since fixed point samples, and SF6Gasmetry zone gas can form static dead zone, lead to GIS without flowing
Density meter cannot effectively reflect the actual pressure value and density inside GIS.
Really to restore SF6Gas density monitors actual conditions on-line, more accurately understands the flowing in GIS internal gas dead zone
Equal static positions, it is necessary to which design is a kind of with the variation of simulation gas temperature, the static dead zone of fixed point sampling, the event of gas indoor gas
The simulation test device for hindering and recycling disturbance function provides technical parameter support for the accurate measurement of GIS density.
Utility model content
The technical problem to be solved of the utility model is that the prior art cannot accurately understand GIS internal gas dead zone
The static positions such as flowing, provide a kind of novel GIS SF6Density monitors simulation test device on-line.
The utility model is achieved through the following technical solutions：A kind of novel GIS SF6Density on-line monitoring simulation examination
Experiment device, including GIS simulators, environment temperature simulation room, heating device, mechanical SF6Density monitor, thimble-type connect
Head, digital SF6Density monitor, compensator, pipeline extender, pressure transmitter, first pressure gauge, second pressure gauge, pressure
Contracting machine, third pressure gauge, heat-exchanger rig, vacuum pump, vacuum meter, the first pipe interface, the second pipe interface, SF6Steel cylinder interface,
Voltage stabilization and current stabilization device, SF6Density monitor and manual ball valve S1-S3, S5-S14, electrical ball valve V1-2, vacuum gas filling electromagnetism
Valve V3；
Manual ball valve S1, GIS simulator, manual ball valve S2, manual ball valve S7 are sequentially connected in series and by the first pipes
Road interface connect the self-cleaning pipeline of composition system with manual ball valve S11, vacuum meter, vacuum gas filling solenoid valve V3, vacuum pump；
The GIS simulators, first pressure gauge, pressure transmitter, manual ball valve S13, pipeline extender, compensator,
Mechanical SF6Density monitor, thimble-type connector, digital SF6Density monitor, which is sequentially connected, is placed in environment temperature simulation room
Monitor pipeline on-line in the interior static dead zone of composition simulation；
The manual ball valve S1, it is sequentially connected in series and by the second pipe interface and manual ball valve S9, electrical ball valve V1, second
Pressure gauge, compressor, electrical ball valve V2, third pressure gauge, heat-exchanger rig, voltage stabilization and current stabilization device, SF6Density monitor, manually
Ball valve S8 is sequentially connected pass sequentially through the first pipe interface, manual ball valve S7 again after respectively by manual ball valve S2, manual ball valve
S3, manual ball valve S5, manual ball valve S7 and GIS simulator are connected to form cycle disturbance on-line monitoring pipeline；
The one end the manual ball valve S14 is connected between manual ball valve S9 and the second pipe interface, and the other end is connected to hand
It moves between ball valve S11 and vacuum meter；
The one end the manual ball valve S10 is connected between third pressure gauge and heat-exchanger rig, and the other end connects SF6Steel cylinder connects
Mouthful；
The one end the manual ball valve S12 is connected between manual ball valve S1 and the second pipe interface, and the other end is connected to hand
It moves between ball valve S13 and pipeline extender.
One of preferred embodiment as the utility model, the GIS simulators are provided with safety valve, bottom centre position
Equipped with sewage draining exit and blowdown valve S4, the pipeline that inside is separately connected manual ball valve S2, S3, S5, S6 is equipped with different directions inclination angle
Degree is 45 ° of pipeline, makes internal SF6Gas fully disturbs.
One of preferred embodiment as the utility model, further includes temperature and humidity control device, the temperature and humidity control device
It is set in environment temperature simulation room for simulating live seasonal, the external environment influences temperature course such as round the clock.
One of preferred embodiment as the utility model, further includes humiture transducer, and the humiture transducer is three
It is a and be connected with temperature and humidity control device.
One of preferred embodiment as the utility model, the heating device built-in temperature sensor, using the temperature control sides PID
Formula passes through the situation that breaks down inside temperature rise of conductor process and GIS for analog current.
One of preferred embodiment as the utility model, the temperature sensor include the first temperature sensor, the second temperature
Sensor is spent, first temperature sensor, second temperature sensor are set in GIS simulators two up and down.
One of preferred embodiment as the utility model, the novel GIS SF6Density monitors simulation test device on-line
Control system uses host computer+PLC control modes, temperature and humidity control device (3), PLC and host computer RS485 communications to connect, and is
After system is opened, relevant parameter setting is carried out to upper computer software, instruction is sent out and carries out real-time data acquisition storage and held by program
Row corresponding actions.
One of preferred embodiment as the utility model, the mechanical SF of the PLC connections6Density monitor, digital SF6
Density monitor, SF6Density monitor, heating device, heat-exchanger rig, compressor, vacuum pump, electrical ball valve V1-2, vacuum are filled
Pneumoelectric magnet valve V3, pressure transmitter and temperature sensor.
One of preferred embodiment as the utility model, the SF6Density monitor is additionally provided with sound-light alarm.
The utility model compared with prior art the advantages of be：The utility model can simulate gas temperature variation, fix
The static dead zone of point sampling, gas indoor gas failure simultaneously recycle disturbance function, on-line monitoring, and the accurate measurement for GIS density provides
Technical parameter supports.
Description of the drawings
Fig. 1 is the principles of the present invention structural schematic diagram；
Fig. 2 is the monitoring system diagram of the utility model.
Specific implementation mode
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, give detailed embodiment and specific operating process, but the scope of protection of the utility model is unlimited
In following embodiments.
As shown in Figs. 1-2：A kind of novel GIS SF6Density monitors simulation test device on-line, which is characterized in that including
GIS simulators (1), environment temperature simulation room (2), heating device (4), mechanical SF6Density monitor (5), thimble-type connect
Head (6), digital SF6Density monitor (7), compensator (8), pipeline extender (9), pressure transmitter (10), first pressure
Table (11), second pressure gauge (16), compressor (17), third pressure gauge (18), heat-exchanger rig (19), vacuum pump (20), vacuum
Count (21), the first pipe interface (22), the second pipe interface (23), SF6Steel cylinder interface (24), voltage stabilization and current stabilization device (25), SF6
Density monitor (26) and manual ball valve S1-S3, S5-S14, electrical ball valve V1-2, vacuum gas filling solenoid valve V3；
Manual ball valve S1, GIS simulator (1), manual ball valve S2, manual ball valve S7 are sequentially connected in series and by first
Pipe interface (22) connect composition system with manual ball valve S11, vacuum meter (21), vacuum gas filling solenoid valve V3, vacuum pump (20)
Self-cleaning pipeline；
The GIS simulators (1), first pressure gauge (11), pressure transmitter (10), manual ball valve S13, pipeline extend
Device (9), compensator (8), mechanical SF6Density monitor (5), thimble-type connector (6), digital SF6Density monitor (7) according to
Secondary connection is placed in the static dead zone on-line monitoring pipeline of composition simulation in environment temperature simulation room (2)；
The manual ball valve S1, be sequentially connected in series and by the second pipe interface (23) and manual ball valve S9, electrical ball valve V1,
Second pressure gauge (16), compressor (17), electrical ball valve V2, third pressure gauge (18), heat-exchanger rig (19), voltage stabilization and current stabilization device
(25)、SF6Density monitor (26), manual ball valve S8 are sequentially connected passes sequentially through the first pipe interface (22), manual ball valve again
It is connected respectively with GIS simulators (1) group by manual ball valve S2, manual ball valve S3, manual ball valve S5, manual ball valve S7 after S7
On-line monitoring pipeline is disturbed at cycle；
The one end the manual ball valve S14 is connected between manual ball valve S9 and the second pipe interface (23), other end connection
Between manual ball valve S11 and vacuum meter (21)；
The one end the manual ball valve S10 is connected between third pressure gauge (18) and heat-exchanger rig (19), other end connection
SF6Steel cylinder interface (24)；
The one end the manual ball valve S12 is connected between manual ball valve S1 and the second pipe interface (23), other end connection
Between manual ball valve S13 and pipeline extender (9).
One of preferred embodiment as the utility model, the GIS simulators (1) are provided with safety valve (12), bottom
Centre position is equipped with sewage draining exit and blowdown valve S4, and the pipeline that inside is separately connected manual ball valve S2, S3, S5, S6 is equipped with not Tongfang
The pipeline for being 45 ° to angle of inclination, makes internal SF6Gas fully disturbs.
One of preferred embodiment as the utility model further includes temperature and humidity control device (3), the Temperature and Humidity Control dress
(3) are set to be set in environment temperature simulation room (2) for simulating live seasonal, the external environment influences temperature course such as round the clock.
One of preferred embodiment as the utility model further includes humiture transducer (13), the humiture transducer
(13) it is three and is connected with temperature and humidity control device (3).
One of preferred embodiment as the utility model, heating device (4) built-in temperature sensor, is controlled using PID
Warm mode passes through the situation that breaks down inside temperature rise of conductor process and GIS for analog current.
One of preferred embodiment as the utility model, the temperature sensor include the first temperature sensor (14), the
Two temperature sensors (15), first temperature sensor (14), second temperature sensor (15) are set to GIS simulators
(1) two up and down in.
One of preferred embodiment as the utility model, the novel GIS SF6Density monitors simulation test device on-line
Control system uses host computer+PLC control modes, temperature and humidity control device (3), PLC and host computer RS485 communications to connect, and is
After system is opened, relevant parameter setting is carried out to upper computer software, instruction is sent out and carries out real-time data acquisition storage and held by program
Row corresponding actions.
One of preferred embodiment as the utility model, the mechanical SF of the PLC connections6It is density monitor (5), digital
SF6Density monitor (7), SF6Density monitor (26), heating device (4), heat-exchanger rig (19), compressor (17), vacuum pump
(20), electrical ball valve V1-2, vacuum gas filling solenoid valve V3, pressure transmitter (10) and temperature sensor；
The output control of PLC On-off signals：Output solenoid valve V1, V2, V3, heating device, heat-exchanger rig, vacuum pump and pressure
Contracting machine inputs three direction density contact point signals；
PLC Analog input mModules：Input signal includes mechanical, digital density monitor and SF6Density monitor,
Pressure transmitter, temperature sensor 1-2；
SF6Density monitor：Gathered data is respectively GIS gas chambers SF6Temperature, pressure, density, data by PLC with it is upper
Machine RS485 communications, carry out real time monitoring storage, and threshold value is arranged in inside modules, the sound-light alarm of abnormal output setting occur at once
Start.
One of preferred embodiment as the utility model, the SF6Density monitor is additionally provided with sound-light alarm.
It is present apparatus function and operating method introduction below：
Wherein：S1-14 is manual ball valve, and V1, V2 are electrical ball valve, and V3 is vacuum gas filling solenoid valve；1 (novel GIS simulations
Device) be provided with 12 safety valves, bottom centre position is equipped with sewage draining exit and blowdown valve S4, inside be separately connected manual ball valve S2,
The pipeline of S3, S5, S6 are equipped with the pipeline that different directions angle of inclination is 45 °, make internal SF6Gas fully disturbs；3 (humitures
Control device) for simulating live seasonal, the external environment influences temperature course such as round the clock；4 (heating device) built-in temperatures pass
Sensor passes through the situation that breaks down inside temperature rise of conductor process and GIS using PID temperature control methods for analog current.
Function describes
Manual ball valve S1-12 (S4 is blowdown valve), S14, the reset condition of electrical ball valve V1, V2 and inflation solenoid valve V3 are equal
It is closed state, S13 is in an open state, and the both ends of 22 pipe interfaces 1,23 pipe interfaces 2 are passed through piping connection.
The self-cleaning pipeline of system：Manual ball valve S1, S2, S7, S8, S9, S12 are opened, inflation solenoid valve V3 and 20 vacuum are opened
Pump, opening manual ball valve S11 start to system pipeline vacuumize self-cleaning.When 21 vacuum are calculated as 133Pa, electrical ball valve is opened
V1, V2 and manual ball valve S10 (must confirm SF6Cylinder valve is in off state), closed successively after 2 minutes manual ball valve S11,
Inflate solenoid valve V3,20 vacuum pumps, electrical ball valve V1, V2 and manual ball valve S1, S2, S7, S8, S9, S10, S12.
Fill SF6Gas：By 24SF6Steel cylinder interface connects SF by pipeline, pressure reducing valve6Steel cylinder.19 heat-exchanger rigs are opened,
Open manual ball valve S1, S2, S7, S8, S9, S10, SF6Cylinder valve, adjustment decompression valve outlet pressure to 0.7MPa, 11 pressure gauges 1
When being shown as 0.6MPa, SF is closed successively6Cylinder valve, manual ball valve S10, S8, S7, S2, S1, S9 and 19 heat-exchanger rigs.
Monitor pipeline on-line in the static dead zone of simulation：Prolong including being sequentially connected 1GIS simulators, manual ball valve S13,9 pipelines
Long device, 8 compensators, 5 mechanical SF6Density monitor, 6 thimble-type connectors, 7 digital SF6The pipeline of density monitor；5 machineries
Formula SF6Density monitor, 6 thimble-type connectors, 7 digital SF6Density monitor uses market ripe；9 (pipeline extenders)
According to live SF6The practical sampling situation of density monitor fixed point makes multiple.
1. pipeline gas recycles：Manual ball valve S13 is closed, opens manual ball valve S9, S12, S2, S7, S8 successively, opens 19
When 16 pressure gauges 2 are shown as -0.01MPa, it is mechanical, electrical to close 17 compressions successively for heat-exchanger rig, electrical ball valve V2, V1,17 compressors
Dynamic ball valve V2, V1,19 heat-exchanger rigs, manual ball valve S9, S12, S2, S7, S8.It will be suitble to 9 pipes of corresponding simulation test after the completion
Road extender is replaced.
2. vacuumizing：After replacing 9 pipeline extenders, manual ball valve S12 is opened, opens inflation solenoid valve V3 and 20 vacuum
Pump opens manual ball valve S14 and starts to vacuumize, and when 21 vacuum are calculated as 133Pa, closes manual ball valve S14, S12, inflation electricity successively
Magnet valve V3 and 20 vacuum pumps.
3. static dead zone monitoring：After completion vacuumizes, 3 temperature and humidity control devices, 4 heating devices are opened, manual ball is opened
Valve S13,5 mechanical SF6Density monitor, 7 digital SF6Density monitor on-line real time monitoring simultaneously stores.Meanwhile 4 heat dress
Set built-in temperature sensor, 10 pressure transmitters, 13 humiture transducers, 14 temperature sensors 1,15 temperature sensors 2 in real time
It monitors and stores, when 4 heating device built-in temperature sensors, 13 humiture transducers reach experiment given threshold, program is automatic
Close 3 temperature and humidity control devices, 4 heating devices.
Cycle disturbance on-line monitoring pipeline：Including being sequentially connected 1GIS simulators, manual ball valve S1, S9, electrical ball valve
V1, V2,17 compressors, 19 heat-exchanger rigs, 25 voltage stabilization and current stabilization devices, 26SF6Density monitor, manual ball valve S8, S7, S2, S3,
S5, S6 pipeline；
1. cycle disturbance：Hand-operated valve S2, S7, S8 are opened, 19 heat-exchanger rigs, electrical ball valve V2, V1,17 compressors are opened,
Hand-operated valve S1, S9 are opened, 16 2 displays of pressure gauge≤0.2MPa is adjusted by hand-operated valve S9, opens and adjusts hand-operated valve S3, S5, S6
Aperture situation realizes the uniform or size of 1GIS simulator internal disturbances.
2. disturbance on-line monitoring：3 temperature and humidity control devices, 4 heating devices are opened, open manual ball valve S13,5 is mechanical
SF6Density monitor, 7 digital SF6Density monitor on-line real time monitoring simultaneously stores.Meanwhile 4 heating device built-in temperature pass
Sensor, 10 pressure transmitters, 13 humiture transducers, 14 temperature sensors 1,15 temperature sensors 2,26SF6 density monitors
It monitors and stores in real time, when 4 heating device built-in temperature sensors, 13 humiture transducers reach experiment given threshold, program
3 temperature and humidity control devices, 4 heating devices are automatically closed.After the test, closing hand-operated valve S1, S9,17 compressions are mechanical, electrical successively
Dynamic ball valve V1, V2,19 heat-exchanger rigs, manual ball valve S8, S7, S2, S3, S5, S6.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.
Claims (4)
1. a kind of novel GIS SF6Density monitor on-line simulation test device, which is characterized in that including GIS simulators (1),
Environment temperature simulation room (2), heating device (4), mechanical SF6Density monitor (5), thimble-type connector (6), digital SF6It is close
Spend relay (7), compensator (8), pipeline extender (9), pressure transmitter (10), first pressure gauge (11), second pressure gauge
(16), compressor (17), third pressure gauge (18), heat-exchanger rig (19), vacuum pump (20), vacuum meter (21), the first pipeline connect
Mouth (22), the second pipe interface (23), SF6Steel cylinder interface (24), voltage stabilization and current stabilization device (25), SF6Density monitor (26) and
Manual ball valve S1-S3, S5-S14, electrical ball valve V1-2, vacuum gas filling solenoid valve V3；
Manual ball valve S1, GIS simulator (1), manual ball valve S2, manual ball valve S7 are sequentially connected in series and by the first pipeline
Interface (22) and manual ball valve S11, vacuum meter (21), vacuum gas filling solenoid valve V3, that vacuum pump (20) connect composition system is self-cleaning
Pipeline；
The GIS simulators (1), first pressure gauge (11), pressure transmitter (10), manual ball valve S13, pipeline extender
(9), compensator (8), mechanical SF6Density monitor (5), thimble-type connector (6), digital SF6Density monitor (7) is successively
Connection is placed in the static dead zone on-line monitoring pipeline of composition simulation in environment temperature simulation room (2)；
The manual ball valve S1, it is sequentially connected in series and by the second pipe interface (23) and manual ball valve S9, electrical ball valve V1, second
Pressure gauge (16), compressor (17), electrical ball valve V2, third pressure gauge (18), heat-exchanger rig (19), voltage stabilization and current stabilization device
(25)、SF6Density monitor (26), manual ball valve S8 are sequentially connected passes sequentially through the first pipe interface (22), manual ball valve again
It is connected respectively with GIS simulators (1) group by manual ball valve S2, manual ball valve S3, manual ball valve S5, manual ball valve S7 after S7
On-line monitoring pipeline is disturbed at cycle；
The one end the manual ball valve S14 is connected between manual ball valve S9 and the second pipe interface (23), and the other end is connected to hand
It moves between ball valve S11 and vacuum meter (21)；
The one end the manual ball valve S10 is connected between third pressure gauge (18) and heat-exchanger rig (19), and the other end connects SF6Steel
Bottle interface (24)；
The one end the manual ball valve S12 is connected between manual ball valve S1 and the second pipe interface (23), and the other end is connected to hand
It moves between ball valve S13 and pipeline extender (9).
2. novel GIS SF according to claim 16Density monitors simulation test device on-line, which is characterized in that described
GIS simulators (1) are provided with safety valve (12), and bottom centre position is equipped with sewage draining exit and blowdown valve S4, inside are separately connected
The pipeline of manual ball valve S2, S3, S5, S6 are equipped with the pipeline that different directions angle of inclination is 45 °, make internal SF6Gas is fully disturbed
It is dynamic.
3. novel GIS SF according to claim 16Density monitors simulation test device on-line, which is characterized in that also wraps
Temperature and humidity control device (3), humiture transducer (13) are included, the temperature and humidity control device (3) is set to environment temperature simulation
For simulating, live seasonal, external environment influences temperature course, the humiture transducer (13) are three round the clock etc. in room (2)
It is a and be connected with temperature and humidity control device (3).
4. novel GIS SF according to claim 16Density monitors simulation test device on-line, which is characterized in that described
First temperature sensor (14), second temperature sensor (15) built in heating device (4), using PID temperature control methods, for simulating
Electric current passes through the situation that breaks down inside temperature rise of conductor process and GIS, first temperature sensor (14), second temperature sensing
Device (15) is set in GIS simulators (1) two up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820317956.8U CN207894773U (en) | 2018-03-08 | 2018-03-08 | A kind of novel GIS SF6 density on-line monitoring simulation test devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820317956.8U CN207894773U (en) | 2018-03-08 | 2018-03-08 | A kind of novel GIS SF6 density on-line monitoring simulation test devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207894773U true CN207894773U (en) | 2018-09-21 |
Family
ID=63541252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820317956.8U Withdrawn - After Issue CN207894773U (en) | 2018-03-08 | 2018-03-08 | A kind of novel GIS SF6 density on-line monitoring simulation test devices |
Country Status (1)
| Country | Link |
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| CN (1) | CN207894773U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108303343A (en) * | 2018-03-08 | 2018-07-20 | 国网安徽省电力有限公司电力科学研究院 | A kind of novel GIS SF6Density monitors simulation test device on-line |
-
2018
- 2018-03-08 CN CN201820317956.8U patent/CN207894773U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108303343A (en) * | 2018-03-08 | 2018-07-20 | 国网安徽省电力有限公司电力科学研究院 | A kind of novel GIS SF6Density monitors simulation test device on-line |
| CN108303343B (en) * | 2018-03-08 | 2023-10-31 | 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 simulation test device |
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Effective date of registration: 20230526 Address after: No. 299, Ziyun Road, Hefei Economic Development Zone, Anhui 230000 Patentee after: ELECTRIC POWER Research Institute ANHUI ELECTRIC POWER COMPANY OF STATE GRID Patentee after: State Grid Corporation of China Patentee after: ANHUI XINLI ELECTRIC TECHNOLOGY CONSULTING Co.,Ltd. Address before: No. 299, Ziyun Road, Hefei Economic Development Zone, Anhui 230000 Patentee before: ELECTRIC POWER Research Institute ANHUI ELECTRIC POWER COMPANY OF STATE GRID Patentee before: State Grid Corporation of China Patentee before: ANHUI KEXUN ELECTRIC POWER TECHNOLOGY Co.,Ltd. |
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| AV01 | Patent right actively abandoned | ||
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Granted publication date: 20180921 Effective date of abandoning: 20231031 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180921 Effective date of abandoning: 20231031 |