CN106596329A - Onsite display instrument-based GIS sulfur hexafluoride density online monitoring system - Google Patents
Onsite display instrument-based GIS sulfur hexafluoride density online monitoring system Download PDFInfo
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- CN106596329A CN106596329A CN201611173374.9A CN201611173374A CN106596329A CN 106596329 A CN106596329 A CN 106596329A CN 201611173374 A CN201611173374 A CN 201611173374A CN 106596329 A CN106596329 A CN 106596329A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
- G01K7/04—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples the object to be measured not forming one of the thermoelectric materials
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Abstract
The invention discloses an onsite display instrument-based GIS sulfur hexafluoride density online monitoring system. A monitoring pipeline is provided with a gas exporting tee joint; one outlet of the gas exporting tee joint communicates with the gas collecting opening of a sulfur hexafluoride density meter; another outlet of the gas exporting tee joint communicates with the collecting opening of a pressure collecting sensor; the system also includes a horizontally mounted mounting platform, and the sulfur hexafluoride density meter and the pressure collecting sensor are respectively mounted on the mounting platform through mounting flanges, and are vertical to the mounting platform; the mounting platform positioned on the side surface of the sulfur hexafluoride density meter is provided with a wiring terminal strip, and the wiring terminal strip is electrically connected to the signal input channel of an onsite display instrument; and the quantity of SF6 breakers is more than one, and a gas chamber shell of one of the SF6 breakers in the same indoor environment is provided with a temperature sensor used for measuring the gas temperature in the SF6 breaker gas chamber.
Description
Technical field
The present invention relates to a kind of sulfur hexafluoride density monitoring system, specifically for the sulfur hexafluoride of GIS combined electric equipment
Gas density is detected.
Background technology
GIS (GAS INSULTED SWITCHGEAR) is the English abbreviation of gas-insulating and fully-enclosed combined electrical apparatus.GIS by
Chopper, disconnecting switch, earthed switch, transformer, spark gap, bus, connector and outlet terminal etc. constitute, these equipment or
Part is all enclosed in the shell of metallic ground, SF6 insulating gas filled with certain pressure inside it, therefore also referred to as SF6 is complete
Switchgear.
In GIS, the quantity of SF6 choppers is more, it is ensured that its reliability service possesses very important meaning.
The density meter for being currently used for monitoring SF6 choppers is realized by monitoring temperature and pressure；For pressure
For its monitoring be common structure, substantially reliably；For temperature, existing SF6 density meters (alternatively referred to as SF6 density relay
Device), the ambient temperature of its monitoring, ambient temperature has differences with the gas temperature of circuit breaker internal；
In order to lift monitoring accuracy, current SF6 density meters be by the gas of SF6 choppers after monitoring pipeline and drawing
To gather pressure and temperature；Equipment comprising multiple use sulfur hexafluorides, each SF6 density meters meeting again on each SF6 chopper
The information for collecting is connected to into master control room by wire transmission；With increasing for current GIS device, SF6 choppers, density
The quantity of table is also more and more；Whole is wired or is wirelessly independently accessed the very big unstable factor of master control room presence, causes most
Whole monitoring error, is unfavorable for the instant accurate discovery and prevention of failure；
At the same time, it can be seen that above-mentioned gas temperature collection or presence is inconsistent with SF6 chopper air chambers to be lacked
Fall into, because monitoring pipeline is longer, the gas temperature of extraction is bigger with the temperature contrast in SF6 choppers.
The content of the invention
The technical problem to be solved is for above-mentioned deficiency of the prior art, there is provided one kind is based on the spot
The GIS sulfur hexafluoride density on-line monitoring systems of display instrument, it can at the scene carry out the Centralized Monitoring of sulfur hexafluoride density, increase
The process layer for having added data transfer to gather and monitor, contributes to system reliability service, reduces fault rate.
In order to achieve the above object, the present invention is employed the following technical solutions and is achieved：
Based on the GIS sulfur hexafluoride density on-line monitoring systems of display instrument on the spot, the air chamber of SF6 choppers draws multiple prisons
Test tube road, monitors the sulfur hexafluoride density table being provided with pipeline for SF6 gas pressures；It is characterized in that：The monitoring pipe
Gas is provided with road derives threeway；Gas derives the one outlet of threeway and the gas circuit acquisition port of the sulfur hexafluoride density table
Connection；Gas is derived another outlet of threeway and is above connected with the acquisition port of pressure acquisition sensor；
Also comprising the mounting platform being horizontally mounted, the sulfur hexafluoride density table and pressure acquisition sensor are respectively by peace
Dress flange is fixedly mounted on the mounting platform, and is installed perpendicular to the mounting platform；
Connecting terminal block, the sulfur hexafluoride density are installed positioned at sulfur hexafluoride density table side face on the mounting platform
The outlet line of table, the holding wire of pressure acquisition sensor are both connected on the connecting terminal block, the connecting terminal block electricity
It is connected to the signal input channel of display instrument on the spot；
The display instrument on the spot comprising controller, display, alarm and for and mobile phone, master control room communication communication mould
Block；The controller is connected with the display, alarm and communication module；The display instrument on the spot is also associated with power supply mould
Block；
The quantity of the SF6 choppers is multiple a, SF6 in the SF6 choppers of same indoor environment
The air chamber shell of chopper is provided with the temperature sensor for measuring the gas temperature in SF6 chopper air chambers；The temperature
Sensor signal output lead is electrically connected to the binding post of display instrument on the spot；
The temperature sensor is thermocouple；The air chamber shell is provided with assembling flange, and the one end for assembling flange is goed deep into
Air chamber enclosure；Assembling flange is located at one end of air chamber housing exterior and is provided with insulation board, assembles in the through hole in the middle of flange
The thermocouple is set, and air chamber enclosure is stretched in one end of thermocouple, and the other end of thermocouple is drawn through insulation board connection
Cable, the extraction cable is output line.
As a kind of preferred implementation of the present invention：All pressure acquisitions of the SF6 choppers of same indoor environment
Sensor is electrically connected to same display instrument on the spot；All display instruments on the spot are led to respectively by corresponding communication module and master control room
News connection；
On the spot the rear board of display instrument is provided with 33 road pressure signal input channels, 1 road temperature signal；2 tunnel alarm signals；
The remote transfer signal of 1 tunnel 485.
As a kind of preferred implementation of the present invention：The alarm is audible-visual annunciator；The alarm also passes through
Wireless module and mobile communication；The wireless module is 4G or 3G network.
As a kind of preferred implementation of the present invention：The controller of the display instrument on the spot comprising amplification circuit module,
Arm processor, digital analog converter, voltage current adapter and electric current galvanostat；Controller by pressure acquisition sensor, six
The signal that sulfur fluoride density meter and temperature sensor are transmitted carries out signal amplification by built-in amplification circuit module, after amplification
Signal is calculated by the arm processor；Calculated signal data is converted into voltage by digital analog converter
Signal, then changes into current signal by the voltage current adapter, and current signal is after electric current galvanostat by just
The communication module transmission of ground display instrument.
As a kind of preferred implementation of the present invention：The same indoor environment refers to same GIS bins；GIS
Bin bottom is provided with infrared leak detection assembly, and the infrared leak detection assembly is included for receiving GIS bins internal infrared radiation simultaneously
Focus it onto the optical module on infrared detection device；The infra-red radiation that the infrared detection device comes optical module focusing
Sensed and be converted to the signal of telecommunication to transmit to the display instrument on the spot by holding wire.
As a kind of preferred implementation of the present invention：Sealing ring is provided between the assembling flange and insulation board；Institute
State in the groove on contact surface of the sealing ring installed in insulation board with assembling flange；The assembling flange external irradiation has protection
Shell, the thermocouple is placed in containment vessel away from air chamber shell one end；The extraction cable passes the containment vessel.
As a kind of preferred implementation of the present invention：The communication module of the display instrument on the spot is included to be used for and master control room
ZigBee communication units of wireless telecommunications and for the bluetooth module with mobile phone wireless communication.
Present invention has the advantages that：
The invention discloses the GIS sulfur hexafluoride density on-line monitoring systems based on display instrument on the spot, wherein, SF6 is breaking
The air chamber of device draws multiple monitoring pipelines, monitors the sulfur hexafluoride density table being provided with pipeline for SF6 gas pressures；It is described
Being provided with gas on monitoring pipeline derives threeway；Gas derives the one outlet of threeway and the gas circuit of the sulfur hexafluoride density table
Acquisition port is connected；Gas is derived another outlet of threeway and is above connected with the acquisition port of pressure acquisition sensor；With regard to lithium
The gas circuit connection structure of sulfur density meter and position are existing configuration；The present invention has carried out changing for sulfur hexafluoride density table installation site
Enter, increased horizontal mounting platform, ensure that the perpendicularity of installation, lift measurement precision；At the same time, the present invention increases
Add threeway to realize increasing the measurement of pressure acquisition sensor on the basis of original sulfur hexafluoride density table measurement function, both count
According to can mutually refer to, there is potential safety hazard when inconsistent, need investigation immediately, prevent only a kind of mistake of detection structure
Report failing to report phenomenon；Pressure acquisition sensor is same vertical and ensures reliable structure by mounting flange, it is ensured that measurement effect and length
The stability that phase uses；
Connecting terminal block, the sulfur hexafluoride are installed positioned at sulfur hexafluoride density table side face on the mounting platform of the present invention
The outlet line of density meter, the holding wire of pressure acquisition sensor are both connected on the connecting terminal block, the binding post
Row is electrically connected to the signal input channel of display instrument on the spot；On the spot display instrument is for pressure transducer and sulfur hexafluoride density table
Signals collecting is to concentrate wiring by connecting terminal block position, does not result in wire harness excessively, flimsy phenomenon；Wiring is whole
Together, easy access is safeguarded；This neat wire structures is easy to stable extension, that is, no matter sulfur hexafluoride density table and hexafluoro
Change how sulfur chopper quantity increases, this structure can reliable and stable extension installation.
The display instrument on the spot of the present invention comprising controller, display, alarm and for and mobile phone, master control room communication it is logical
News module；The controller is connected with the display, alarm and communication module；The display instrument on the spot is also associated with power supply
Module；The communication module of the present invention can be communicated with mobile phone master control room；With the prison on duty that mobile communication is easy to scene or distal end
Pipe personnel are for the control of sulfur hexafluoride density；The display instrument on the spot of the present invention is used as pilot process layer, concentrated collection process letter
Master control room is passed to after number, signal stabilization transmitting can be caused, without the need for accessing too many cable to master control room；
The quantity of the SF6 choppers of the present invention is multiple, in the SF6 choppers of same indoor environment
The air chamber shell of SF6 choppers is provided with the temperature sensor for measuring the gas temperature in SF6 chopper air chambers；The temperature
Degree sensor signal output lead is electrically connected to the binding post of display instrument on the spot；Because the present invention is using built-in by temperature sensor
In the structure of SF6 chopper plenum interiors, therefore temperature value is very accurate；Meanwhile, based on this structure, we need only to unite
The SF6 choppers of one indoor environment need only to gather the plenum interior temperature of, so can be while precision is lifted
Greatly save cost.
The temperature sensor is thermocouple；The air chamber shell is provided with assembling flange, and the one end for assembling flange is goed deep into
Air chamber enclosure；Assembling flange is located at one end of air chamber housing exterior and is provided with insulation board, assembles in the through hole in the middle of flange
The thermocouple is set, and air chamber enclosure is stretched in one end of thermocouple, and the other end of thermocouple is drawn through insulation board connection
Cable, the extraction cable is output line.The arrangement of temperature sensor of the present invention can allow thermocouple reliably to gather air chamber
Internal temperature；Insulation board and assembling flange ensure reliability, stability and insulation function.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is a kind of structural principle block diagram of specific embodiment of the display instrument on the spot of the present invention；
Fig. 3 is a kind of structural principle block diagram of specific embodiment of the controller of the present invention；
Fig. 4 is a kind of mounting structure schematic diagram of specific embodiment of the thermocouple of the present invention；
Fig. 5 is a kind of structural representation of preferred implementation of the present invention.
Description of reference numerals：
100-GIS bins, 200- In-situ test components, 300- display instruments on the spot, 400- master control rooms；
201-SF6 choppers, 202- gases derive threeway, 203- sulfur hexafluoride density tables, 204- gas manifolds, 205- temperature
Degree sensor, 206- connecting terminal blocks, 207- pressure acquisition sensors, 208- mounting flanges, 209- mounting platforms；
301- alarms, 302- controllers, 303- display, 304- communication modules, 305- mobile phones, 306- master control rooms；
321- amplification circuit modules, 322-ARM processors, 323- digital analog converters, 324- voltage current adapters,
325- electric current galvanostats, 326- teletransmission current signals；
500- air chamber shells, 501- thermocouples, 502- assembling flanges, 503- containment vessels, 504- insulation boards, 505- lead-out wires
Cable；
The infrared leak detection assemblies of 600-, 601- optical modules, 602- infrared detection devices.
Specific embodiment
Below in conjunction with the accompanying drawings and embodiment describes the specific embodiment of the invention：
As shown in Fig. 1～5, the specific embodiment of the present invention is it illustrates, as illustrated, disclosed by the invention based on just
The GIS sulfur hexafluoride density on-line monitoring systems of ground display instrument, the air chamber of SF6 choppers draws multiple monitoring pipelines, monitoring pipe
Sulfur hexafluoride density table 203 for SF6 gas pressures is installed on road；Gas is provided with the monitoring pipeline derives threeway
202；Gas is derived the one outlet of threeway and is connected with the gas circuit acquisition port of the sulfur hexafluoride density table；Gas derives threeway
Another outlet is upper to be connected with the acquisition port of pressure acquisition sensor 207；
Also lead to respectively comprising the mounting platform 209 being horizontally mounted, the sulfur hexafluoride density table and pressure acquisition sensor
Cross mounting flange to be fixedly mounted on the mounting platform, and install perpendicular to the mounting platform；With regard to the peace of mounting platform
Holding position, the exploration on the spot and Creative Design through us can have GIS bus structures or Shell of circuit breaker to draw；Always
It, as long as can guarantee that levelness and stability, can install according to site layout project formal character；
Connecting terminal block 206, the sulfur hexafluoride are installed positioned at sulfur hexafluoride density table side face on the mounting platform
The outlet line of density meter, the holding wire of pressure acquisition sensor are both connected on the connecting terminal block, the binding post
Row is electrically connected to the signal input channel of display instrument 300 on the spot；Connecting terminal block is easy to cabling near sulfur hexafluoride density table；
Signal input part on sulfur hexafluoride density table needs to draw more wire harness, and this is the existing design of sulfur hexafluoride density table,
The present invention is by the design of connecting terminal block so that sulfur hexafluoride density table, pressure transducer become with the wiring of display instrument on the spot
Obtain simple and reliable.
The display instrument on the spot comprising controller 302, display 303, alarm 301 and for and mobile phone 305, master control room
The communication module of 306 communications；The controller is connected with the display, alarm and communication module；The display instrument on the spot
It is also associated with power module；
The quantity of the SF6 choppers is multiple a, SF6 in the SF6 choppers of same indoor environment
The air chamber shell of chopper is provided with the temperature sensor 205 for measuring the gas temperature in SF6 chopper air chambers；The temperature
Degree sensor signal output lead is electrically connected to the binding post of display instrument on the spot；
The temperature sensor is thermocouple 501；The air chamber shell is provided with assembling flange 502, assembles the one of flange
End is goed deep into inside air chamber shell 500；Assembling flange is located at one end of air chamber housing exterior and is provided with insulation board 504, assembles flange
The thermocouple is set in middle through hole, and air chamber enclosure is stretched in one end of thermocouple, and the other end of thermocouple is through absolutely
Cable 505 is drawn in listrium connection, and the extraction cable is output line.
The pressure transducer of the present invention can adopt the PAG-A Series Pressures collection sensor of KYOWA companies；It can be high
Stabling current is conveyed, and with temperature-compensating；Specifically, the pressure acquisition sensor portion is using the airtight knot for closing noble gases
Structure, is output as the high stable electric current conveying type pressure transmitter of 4～20mA.Implement anti-high-frequency electromagnetic wave interference pair in amplifier portion
Plan.Rated capacity：200kPa；Temperature compensation range：- 20～70 DEG C.
Preferably, all pressure acquisition sensors of the SF6 choppers of same indoor environment be electrically connected to it is same just
Ground display instrument；All display instruments on the spot are connected respectively by corresponding communication module with master control room communication；The structure of the present invention can
Used with extending in the transformer station that various GIS devices are constituted；Signal can be stable extension transmission, it is ensured that transformer station GIS
The reliable monitoring of equipment.
On the spot the rear board of display instrument is provided with 33 road pressure signal input channels, 1 road temperature signal；2 tunnel alarm signals；
The remote transfer signal of 1 tunnel 485.
Preferably, the alarm is audible-visual annunciator；The alarm is also by wireless module and mobile communication；It is described
Wireless module is 4G or 3G network.Alarm is connected to allow with mobile phone and is understood using supervisor's very first time on duty of mobile phone
To warning message.
Preferably, as shown in the figure：The controller of the display instrument on the spot includes amplification circuit module 321, arm processor
322nd, digital analog converter 323, voltage current adapter 324 and electric current galvanostat 325；Controller senses pressure acquisition
The signal that device, sulfur hexafluoride density table and temperature sensor are transmitted carries out signal amplification by built-in amplification circuit module, puts
Signal after big is calculated by the arm processor；Calculated signal data is changed by digital analog converter
Into voltage signal, then current signal is changed into by the voltage current adapter, current signal is after electric current galvanostat
Transmitted by the communication module of display instrument on the spot.In the present embodiment, the pressure sensor signal for collecting and temperature signal are passed through
Accurately can be calculated by arm processor collection after amplification, final result of calculation also can become final after conversion
Stable teletransmission current signal, realizes signal enhancing, improves the stability of overall data acquisition process transmission.
Preferably, as shown in the figure：The same indoor environment refers to same GIS bins 100；GIS bins bottom sets
Infrared leak detection assembly 600 is equipped with, the infrared leak detection assembly is included for receiving GIS bins internal infrared radiation and being focused on
Optical module 601 on infrared detection device 602；The infrared detection device enters the infra-red radiation that optical module focusing comes
Go to sense and be converted to the signal of telecommunication and transmitted to the display instrument on the spot by holding wire.In order to prevent GIS device gas from leaking, this
Invention prevents infrared leak detection assembly in each GIS bin, and infrared leak detection assembly detection is cleverer away from direct, reliability height
It is quick；Simultaneously as closer to ground after sulfur hexafluoride gas leakage, that is, groundlevel concentration is higher, it is of the invention by infrared inspection
Leakage component is arranged on ground.
Preferably, as shown in the figure：Sealing ring is provided between the assembling flange and insulation board；The sealing ring is arranged on
In groove on the contact surface of insulation board and assembling flange；The assembling flange external irradiation has containment vessel, and the thermocouple is remote
It is placed in containment vessel from air chamber shell one end；The extraction cable passes the containment vessel.The present invention is lifted by sealing ring
Sealing, the gas for preventing plenum interior exposes；Ensure the reliability service of thermocouple part by containment vessel, prevent dust etc.
Outside debris corrode.
Preferably, as shown in the figure：The communication module of the display instrument on the spot is included to be used for and master control room wireless telecommunications
ZigBee communication units and for the bluetooth module with mobile phone wireless communication.In the present invention, on the spot display instrument realizes wireless telecommunications,
Reduce not all right；On the spot display instrument can realize password match by bluetooth and mobile communication, be looked in real time by mobile phone terminal
See, checking for mobile phone terminal contributes to for information carrying out personalized convenient storage, editor, transmission and report.
The preferred embodiment for the present invention is explained in detail above in conjunction with accompanying drawing, but the invention is not restricted to above-mentioned enforcement
Mode, in the ken that those of ordinary skill in the art possess, can be with the premise of without departing from present inventive concept
Make a variety of changes, these changes are related to correlation technique well-known to those skilled in the art, and these both fall within patent of the present invention
Protection domain.
Many other changes and remodeling can be made without departing from the spirit and scope of the present invention.It should be appreciated that the present invention is not
It is limited to specific embodiment, the scope of the present invention is defined by the following claims.
Claims (7)
1. the GIS sulfur hexafluoride density on-line monitoring systems of display instrument on the spot are based on, and the air chamber of SF6 choppers draws multiple monitorings
Pipeline, monitors the sulfur hexafluoride density table being provided with pipeline for SF6 gas pressures；It is characterized in that：The monitoring pipeline
On be provided with gas derive threeway；The gas circuit acquisition port of one outlet and the sulfur hexafluoride density table that gas derives threeway connects
It is logical；Gas is derived another outlet of threeway and is above connected with the acquisition port of pressure acquisition sensor；
Also comprising the mounting platform being horizontally mounted, the sulfur hexafluoride density table and pressure acquisition sensor pass through respectively Method for Installation
Orchid is fixedly mounted on the mounting platform, and is installed perpendicular to the mounting platform；
Connecting terminal block is installed positioned at sulfur hexafluoride density table side face on the mounting platform, the sulfur hexafluoride density table
Outlet line, the holding wire of pressure acquisition sensor are both connected on the connecting terminal block, the connecting terminal block electrical connection
To the signal input channel of display instrument on the spot；
The display instrument on the spot comprising controller, display, alarm and for and mobile phone, master control room communication communication module；
The controller is connected with the display, alarm and communication module；The display instrument on the spot is also associated with power module；
The quantity of the SF6 choppers is multiple, a SF6 open circuit in the SF6 choppers of same indoor environment
The air chamber shell of device is provided with the temperature sensor for measuring the gas temperature in SF6 chopper air chambers；The temperature sensing
Device output line is electrically connected to the binding post of display instrument on the spot；
The temperature sensor is thermocouple；The air chamber shell is provided with assembling flange, and air chamber is goed deep in the one end for assembling flange
Enclosure；Assembling flange is located at one end of air chamber housing exterior and is provided with insulation board, assembles in the through hole in the middle of flange and arranges
Air chamber enclosure is stretched in the thermocouple, one end of thermocouple, and the other end of thermocouple draws cable through insulation board connection,
The extraction cable is output line.
2. the GIS sulfur hexafluoride density on-line monitoring systems of display instrument on the spot are based on as claimed in claim 1, and its feature exists
In：All pressure acquisition sensors of the SF6 choppers of same indoor environment are electrically connected to same display instrument on the spot；It is all
On the spot display instrument is connected respectively by corresponding communication module with master control room communication；
On the spot the rear board of display instrument is provided with 33 road pressure signal input channels, 1 road temperature signal；2 tunnel alarm signals；1 tunnel
485 remote transfer signals.
3. the GIS sulfur hexafluoride density on-line monitoring systems of display instrument on the spot are based on as claimed in claim 1, and its feature exists
In：The alarm is audible-visual annunciator；The alarm is also by wireless module and mobile communication；The wireless module is 4G
Or 3G network.
4. the GIS sulfur hexafluoride density on-line monitoring systems of display instrument on the spot are based on as claimed in claim 1, and its feature exists
In：The controller of the display instrument on the spot turns comprising amplification circuit module, arm processor, digital analog converter, voltage x current
Parallel operation and electric current galvanostat；The signal that controller transmits pressure acquisition sensor, sulfur hexafluoride density table and temperature sensor
Signal amplification is carried out by built-in amplification circuit module, the signal after amplification is calculated by the arm processor；Meter
The signal data for obtaining is converted into voltage signal by digital analog converter, is then turned by the voltage current adapter
Forming current signal, current signal is after electric current galvanostat by the communication module transmission of display instrument on the spot.
5. the GIS sulfur hexafluoride density on-line monitoring systems of display instrument on the spot are based on as claimed in claim 1, and its feature exists
In：The same indoor environment refers to same GIS bins；GIS bins bottom is provided with infrared leak detection assembly, described infrared
Leak detection assembly is included for receiving GIS bins internal infrared radiation and focusing it onto the optical module on infrared detection device；
The infra-red radiation that optical module focusing comes is sensed and be converted to the signal of telecommunication by the infrared detection device to be passed by holding wire
Transport to the display instrument on the spot.
6. the GIS sulfur hexafluoride density on-line monitoring systems of display instrument on the spot are based on as claimed in claim 1, and its feature exists
In：Sealing ring is provided between the assembling flange and insulation board；The sealing ring is arranged on insulation board and assembles connecing for flange
In groove in contacting surface；The assembling flange external irradiation has containment vessel, and the thermocouple is placed in guarantor away from air chamber shell one end
In protective case；The extraction cable passes the containment vessel.
7. the GIS sulfur hexafluoride density on-line monitoring systems of display instrument on the spot are based on as claimed in claim 1, and its feature exists
In：The communication module of the display instrument on the spot comprising for and master control room wireless telecommunications ZigBee communication units and for and handss
The bluetooth module of machine wireless telecommunications.
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| CN201611173374.9A CN106596329A (en) | 2016-12-19 | 2016-12-19 | Onsite display instrument-based GIS sulfur hexafluoride density online monitoring system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107328518A (en) * | 2017-07-13 | 2017-11-07 | 国网浙江省电力公司检修分公司 | GIS device SF6 on-line monitoring systems and its method of work |
| CN110212643A (en) * | 2019-06-17 | 2019-09-06 | 国网新疆电力有限公司乌鲁木齐供电公司 | Substation's SF6 gaseous state based on NB-IoT technology monitors system |
| CN110618059A (en) * | 2018-06-19 | 2019-12-27 | 河南平高通用电气有限公司 | Instrument mounting structure and gas insulated apparatus using the same |
| CN110686724A (en) * | 2019-09-04 | 2020-01-14 | 国网浙江省电力有限公司嘉兴供电公司 | High-voltage circuit breaker gas detection device and method based on ubiquitous power Internet of things |
| CN110987072A (en) * | 2019-12-11 | 2020-04-10 | 国网山东省电力公司济南供电公司 | System and method for monitoring SF6 gas in GIS combined electrical apparatus |
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| CN110618059A (en) * | 2018-06-19 | 2019-12-27 | 河南平高通用电气有限公司 | Instrument mounting structure and gas insulated apparatus using the same |
| CN110618059B (en) * | 2018-06-19 | 2022-05-20 | 河南平高通用电气有限公司 | Instrument mounting structure and gas insulation equipment using same |
| CN110212643A (en) * | 2019-06-17 | 2019-09-06 | 国网新疆电力有限公司乌鲁木齐供电公司 | Substation's SF6 gaseous state based on NB-IoT technology monitors system |
| CN110212643B (en) * | 2019-06-17 | 2022-12-02 | 国网新疆电力有限公司乌鲁木齐供电公司 | Transformer substation SF6 gas state monitoring system based on NB-IoT technology |
| CN110686724A (en) * | 2019-09-04 | 2020-01-14 | 国网浙江省电力有限公司嘉兴供电公司 | High-voltage circuit breaker gas detection device and method based on ubiquitous power Internet of things |
| CN110686724B (en) * | 2019-09-04 | 2022-09-13 | 国网浙江省电力有限公司嘉兴供电公司 | High-voltage circuit breaker gas detection device and method based on ubiquitous power Internet of things |
| CN110987072A (en) * | 2019-12-11 | 2020-04-10 | 国网山东省电力公司济南供电公司 | System and method for monitoring SF6 gas in GIS combined electrical apparatus |
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Application publication date: 20170426 |