CN205720541U - 110kVGIS on-line monitoring system - Google Patents
110kVGIS on-line monitoring system Download PDFInfo
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- CN205720541U CN205720541U CN201620556435.9U CN201620556435U CN205720541U CN 205720541 U CN205720541 U CN 205720541U CN 201620556435 U CN201620556435 U CN 201620556435U CN 205720541 U CN205720541 U CN 205720541U
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Abstract
This utility model relates to intelligent grid on-line monitoring technique field, especially 110kV GIS on-line monitoring system, mainly being made up of intelligence sensor, 110kV on-line monitoring system and data management terminal three part, intelligence sensor includes that sensor, mechanical property displacement transducer and mechanical property current transformer are put in SF6 micro-water density sensor, office；110kV on-line monitoring system includes digital sample module, online monitoring data Modeling Calculation module, flash memory module and to external port；The related data that intelligence sensor obtains is digitized modeling, calculates and store and ensure that it is conducted interviews by data management terminal by 110kV on-line monitoring system.On-line monitoring system is mainly for GIS partial discharge, the micro-water state of GIS gas, the Centralizing inspection of breaker mechanic property, and sets up fault diagnosis model, and then judges transformator degree of aging, estimates its service life.
Description
Technical field
This utility model relates to the technical field of intelligent grid on-line monitoring, especially 110kV GIS on-line monitoring system.
Background technology
Intelligent grid is the developing direction of Future Power System, and intelligent substation is as its core, each to transformer station
Kind equipment realizes status monitoring, to reducing the operation expense of equipment, improving equipment operational reliability, extension device use longevity
Life is significant.Therefore, Condition Monitoring Technology becomes the core technology realizing intelligent substation.Condition Monitoring Technology is taked
The method that seriality combines with off-line monitoring, application hyundai electronics closes computer technology, the pre-measurement equipment of modern analytical technique can
The fault that can occur, to reaching to pay maintenance and the purpose of effectively maintenance in advance, has run guaranteeing role to current flow devices.
GIS totally enclosed type combined electrical apparatus is by bus, earthed switch, disconnecting switch, chopper, transformer, shellfish device, goes out
Line terminal and connector composition, these equipment are all closed in the metallic ground shell being filled with SF6 gas.Envelope due to GIS
Closing property, initial failure is difficult to find, therefore on-line monitoring can grasp machine operation in time, and the safe operation to GIS is anticipated
Justice is great.
Utility model content
The technical problems to be solved in the utility model is: provide a kind of 110kV GIS on-line monitoring system, mainly for
GIS partial discharge, the micro-water state of GIS gas, the Centralizing inspection of breaker mechanic property, and set up fault diagnosis model, enter
And judge transformator degree of aging, estimate its service life.
This utility model solves its technical problem the technical scheme is that 110kV GIS on-line monitoring system, mainly
Being made up of intelligence sensor, 110kV on-line monitoring system and data management terminal three part, intelligence sensor includes the micro-water of SF6
Sensor, mechanical property displacement transducer and mechanical property current transformer are put in density sensor, office；110kV on-line monitoring system
System includes digital sample module, online monitoring data Modeling Calculation module, flash memory module and to external port；110kV
The related data that intelligence sensor obtains is digitized modeling, calculates and store and ensure data pipe by on-line monitoring system
It is conducted interviews by reason terminal.
The most specifically, the micro-water density of SF6 described in technique scheme sensor is used for balancing main steam chest and adopting
The humidity of sampling point；Sensor is put by superelevation produced by the internal shelf depreciation of uhf sensor coupling cable joint in described office
Frequency electromagnetic waves carrys out detection and location；The electricity of the described mechanical property displacement transducer displacement transducer by being connected with moving contact connecting rod
Bucklingization indirectly obtains stroke value and can calculate corresponding velocity amplitude；Described mechanical property current transformer divides for obtaining
Coil current and current of electric during combined floodgate.
The beneficial effects of the utility model are: the implantation of each technology element in this on-line monitoring system is all protected with accessing
Demonstrate,proving the safe and reliable of GIS device body, do not affect original Electric Field Distribution, built-in electrical insulation and mechanically actuated, all parts are integrated
In an apparatus, it is achieved modularity, integrative installation technology, it is ensured that the anti-interference and stability of equipment, it is suitable for 110KV high pressure
Electricity cabinet；Data acquisition can be realized by the samplings such as RS485, I2C, A/D or form of communication with GIS on-line monitoring system, pass through
Data modeling, computational analysis draw the micro-water state of GIS gas, shelf depreciation state, mechanical contact stroke curve, divide-shut brake coil
The data such as current waveform, energy storage motor current waveform, auxiliary contact switch state, it is possible to by standard MODBUS agreement with each
Kind of data management terminal called, it is achieved current, the comparison of historical data, analysis.
Accompanying drawing explanation
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
See Fig. 1,110kV GIS on-line monitoring system, mainly for GIS partial discharge, the micro-water state of GIS gas, open circuit
The Centralizing inspection of device mechanical property, and set up fault diagnosis model, and then judge transformator degree of aging, estimate that it uses the longevity
Life, the height of information merges and uses 110KV on-line monitoring system to carry out the comprehensive analysis and judgement of multi information.Mainly passed by intelligence
Sensor, 110kV on-line monitoring system and data management terminal three part composition, the kind of intelligence sensor is by the kind of required monitoring
Class, quantity, scope are determined, intelligence sensor includes that SF6 micro-water density sensor, office put sensor, mechanical property displacement passes
Sensor and mechanical property current transformer；110kV on-line monitoring system includes that digital sample module, online monitoring data model
Computing module, flash memory module and to external port.
GIS partial discharge monitoring uses hyperfrequency method, highly sensitive, and detection range is wide, high-frequency local discharging sensor
Be arranged at the disc insulator of GIS, due to ultra-high frequency signal cannot penetrating metal closure, therefore by metal material system
The nonmetal space of certain area is reserved in the outer ring of the disc insulator become, to facilitate office to put installation and the detection of sensor.Office
Put sensor to be detected calmly by uhf electromagnetic wave produced by shelf depreciation inside uhf sensor coupling cable joint
Position.During GIS internal transmission shelf depreciation, owing at electric discharge, electric charge shifts rapidly, the current impulse (ns that the formation persistent period is short
Level), and produce frequency component and abundant electromagnetic signal (up to GHz) thereof, by the signal of telecommunication produced by sensing shelf depreciation
Carry out Partial Discharge Detection, shelf depreciation in early days can be found early.
The monitoring of GIS gas micro-water state uses the real-time prison to the density of monitoring point, SF6 gas barrier room, micro-water and temperature
Survey, mutual with 110KV on-line monitoring system by RS485 communication pattern, by real-time data reduction, preservation, facilitate background monitoring
Software or other-end equipment calls, monitor and analyze.SF6 micro-water density sensor by temperature sensor, temperature sensor and
Pressure transducer composition may insure that quickly to be measured and long-term stable operation, through microcirculqtory system so that main steam chest and sampling
The humidity of point can reach balance, it is ensured that the accuracy of measurement；Finally by RS485 output signal.
The Centralizing inspection of breaker mechanic property is installed different by the main portions at chopper and GIS operating mechanism
Signal transducer, real-time online measuring and record contact travel curve, divide-shut brake coil current waveform, energy storage motor current wave
The parameters such as shape, auxiliary contact switch state, carry out data analysis by 110KV on-line monitoring system, calculate branch wire time,
The parameters such as speed, the running status of comprehensive descision mechanism and historical variations trend, it is transferred to background monitoring finally by RS485 soft
Part or other-end equipment calls, analysis.Mechanical property displacement transducer is the displacement sensing by being connected with moving contact connecting rod
The change in voltage of device, indirectly obtains stroke value, and can calculate the corresponding velocity amplitude of appearance.In conjunction with current transformer, obtain and divide
It is correlated with during combined floodgate coil current and current of electric.
The on-line monitoring method of this 110kV GIS on-line monitoring system, concrete monitoring step is as follows:
Step 1: the SF6 micro-water density sensor in intelligence sensor, office put sensor, mechanical property displacement transducer and
Mechanical property current transformer realizes respective data acquisition respectively；
Step 2: the data collected in step 1 be transferred in 110KV on-line monitoring system to carry out data modeling, calculate with
And storage；The related data that intelligence sensor is obtained by the digital sample module in 110KV on-line monitoring system carries out numeral
Change modeling, after digital sample module is modeled by the online monitoring data Modeling Calculation module in 110KV on-line monitoring system
Data calculate, and online monitoring data Modeling Calculation module is calculated by the flash memory module in 110KV on-line monitoring system
After data store；
Step 3: the data in step 2 by being sent to data management eventually in 110KV on-line monitoring system to external port
End realizes the demonstration between different information and analysis, the data that online monitoring data Modeling Calculation module is calculated by data management terminal
Or the data of flash memory module storage conduct interviews.
The dependency number that 110KV on-line monitoring system is obtained the sensor by different communications, data acquisition modes
Process according to being digitized, then use different modeling formula calculate respectively the internal micro-water density of GIS, partial discharge quantity,
Contact travel, speed during circuit-breaker switching on-off, open away from, divide-shut brake coil current and number of times etc., and store data into FLASH
In, design storage FLASH can preserve 12 months to 18 months data；Ensure the access of data management terminal simultaneously.Data pipe
Reason terminal is with PC end as main carriers, it is achieved systematization, integrated display, it is possible to carry out big comparing analysis, senior awards
Power also can carry out remote monitoring data.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, related work people
Member can carry out various change and amendment completely in the range of without departing from this utility model technological thought.This reality
The content being not limited in description by novel technical scope, it is necessary to as right determines that it is technical
Scope.
Claims (2)
1.110kV GIS on-line monitoring system, it is characterised in that: main by intelligence sensor, 110kV on-line monitoring system sum
According to management terminal three part composition, intelligence sensor includes that sensor, mechanical property displacement are put in SF6 micro-water density sensor, office
Sensor and mechanical property current transformer；110kV on-line monitoring system includes that digital sample module, online monitoring data are built
Mould computing module, flash memory module and to external port；The dependency number that intelligence sensor is obtained by 110kV on-line monitoring system
According to being digitized modeling, calculating and store and ensure that it is conducted interviews by data management terminal.
2. 110kV GIS on-line monitoring system as claimed in claim 1, it is characterised in that: described SF6 micro-water density sensor
For balancing the humidity of main steam chest and sampled point；Sensor is put by the internal office of uhf sensor coupling cable joint in described office
Electric discharge produced uhf electromagnetic wave in portion's carrys out detection and location；Described mechanical property displacement transducer by with moving contact connecting rod phase
The change in voltage of displacement transducer even indirectly obtains stroke value and can calculate corresponding velocity amplitude；Described mechanical property electricity
Coil current and current of electric when current transformer is used for obtaining divide-shut brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201620556435.9U CN205720541U (en) | 2016-06-08 | 2016-06-08 | 110kVGIS on-line monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620556435.9U CN205720541U (en) | 2016-06-08 | 2016-06-08 | 110kVGIS on-line monitoring system |
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| CN205720541U true CN205720541U (en) | 2016-11-23 |
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| CN201620556435.9U Active CN205720541U (en) | 2016-06-08 | 2016-06-08 | 110kVGIS on-line monitoring system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106123948A (en) * | 2016-06-08 | 2016-11-16 | 上海市南电力（集团）有限公司 | 110kV GIS on-line monitoring system and on-line monitoring method |
| CN109060013A (en) * | 2018-07-13 | 2018-12-21 | 安徽云图信息技术有限公司 | A kind of anti-tampering monitoring system |
| CN112684308A (en) * | 2020-12-18 | 2021-04-20 | 南京南瑞继保电气有限公司 | Online monitoring device of intelligent power distribution network ring main unit |
-
2016
- 2016-06-08 CN CN201620556435.9U patent/CN205720541U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106123948A (en) * | 2016-06-08 | 2016-11-16 | 上海市南电力（集团）有限公司 | 110kV GIS on-line monitoring system and on-line monitoring method |
| CN109060013A (en) * | 2018-07-13 | 2018-12-21 | 安徽云图信息技术有限公司 | A kind of anti-tampering monitoring system |
| CN112684308A (en) * | 2020-12-18 | 2021-04-20 | 南京南瑞继保电气有限公司 | Online monitoring device of intelligent power distribution network ring main unit |
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