CN109990831A - A kind of GIS switchgear on-line monitoring system - Google Patents
A kind of GIS switchgear on-line monitoring system Download PDFInfo
- Publication number
- CN109990831A CN109990831A CN201910045964.0A CN201910045964A CN109990831A CN 109990831 A CN109990831 A CN 109990831A CN 201910045964 A CN201910045964 A CN 201910045964A CN 109990831 A CN109990831 A CN 109990831A
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- Prior art keywords
- switchgear
- measurement
- coil
- host
- monitoring system
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 55
- 238000005259 measurement Methods 0.000 claims abstract description 48
- 238000004146 energy storage Methods 0.000 claims abstract description 17
- 238000004891 communication Methods 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 claims abstract description 4
- 238000012360 testing method Methods 0.000 claims abstract description 4
- 229910018503 SF6 Inorganic materials 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 5
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 claims description 5
- 229960000909 sulfur hexafluoride Drugs 0.000 claims description 5
- 230000002452 interceptive effect Effects 0.000 claims description 2
- 235000013399 edible fruits Nutrition 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses a kind of GIS switchgear on-line monitoring systems, including cloud server, monitoring host, communication module, tension measuring circuit, current measurement circuit and switch measuring circuit；Measurement result is simultaneously transferred to monitoring host by the energy storage motor of tension measuring circuit measurement switchgear inner breaker and the voltage value of coil；Measurement result is simultaneously transferred to monitoring host by the energy storage motor of current measurement circuit measurement switchgear inner breaker and the current value of coil；It switchs the on-off between the energy storage motor and coil and power supply of measuring circuit detection switch cabinet inner breaker and will test result and be transferred to monitoring host.On-line monitoring system of the invention utilizes the voltage data of energy storage motor and coil, current data and on-off data in measuring circuit measurement switchgear, monitor the working condition of breaker in real time, it helps electric power maintenance personnel to implement to understand the concrete condition of current switch cabinet, finds security risk and failure cause in time.
Description
Technical field
The present invention relates to field of electrical equipment more particularly to a kind of GIS switchgear on-line monitoring systems.
Background technique
GIS full name gas insulated combined electric appliance equipment (Gas Insulated Switchgear), mainly bus, open circuit
Device, mutual inductor, disconnecting switch and arrester etc. are combined, and are typically mounted in a cabinet body, and GIS switch is collectively referred to as
Cabinet is chiefly used in the transmission line of electricity of 35KV or more.The stable operation of GIS switchgear is most important for transmission line of electricity, but existing
There is the monitoring system for not being directed to GIS switchgear in technology to need electric power personnel to arrange with conventional means once obstacle occurs
It looks into, inefficiency.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of on-line monitoring system, the operations of real-time display GIS switchgear
Data and state, find failure in time, ensure the safety of transmission line of electricity.
In order to solve the above technical problems, the technical solution adopted by the present invention are as follows: a kind of GIS switchgear on-line monitoring system,
Including cloud server, monitoring host, communication module, tension measuring circuit, current measurement circuit and switch measuring circuit；
The energy storage motor of tension measuring circuit measurement switchgear inner breaker and the voltage value of coil simultaneously pass measurement result
It is handed to monitoring host；
The energy storage motor of current measurement circuit measurement switchgear inner breaker and the current value of coil simultaneously pass measurement result
It is handed to monitoring host；
It switchs the on-off between the energy storage motor and coil and power supply of measuring circuit detection switch cabinet inner breaker and will examine
It surveys result and is transferred to monitoring host；
It monitors host and data is transmitted by communication module and cloud server.
Cloud server draws the voltage curve and current curve of energy storage motor and coil according to measurement result, records energy storage
The power on/off history of motor and coil, facilitating electric power maintenance personnel, inquiry failure is former at the first time when switchgear breaks down
Cause.
Coil generally comprises closing coil, the first opening coil and the second opening coil, and cloud server is according to different
The on-off history of coil and power supply can further calculate out the specific machine performance of current breaker, store circuit-breaker status
The time point changed each time.
Further, on-line monitoring system further includes temperature sensor, temperature sensor measurement switchgear inner cable head
Measurement result is simultaneously transferred to monitoring host by temperature.
Further, on-line monitoring system further includes gas sensor, and gas sensor measures sulfur hexafluoride in switchgear
Measurement result is simultaneously transferred to monitoring host by gas concentration.
Further, on-line monitoring system further includes current collector, and current collector measures one loaded in switchgear
Measurement result is simultaneously transferred to monitoring host by primary current value；Since the primary current value of load is larger, measurement electric current is generally required
Secondary current in mutual inductor carrys out the primary current loaded at retrospectively calculate.
Further, current collector measures the Leakage Current value of arrester in switchgear and measurement result is transferred to prison
Host is surveyed, the Leakage Current of arrester is generally calculated by the current value of the ground line of measurement arrester.
Further, on-line monitoring system further include further include instrument for measuring partial discharge, instrument for measuring partial discharge's measurement and
It calculates shelf depreciation coefficient in switchgear and result is transferred to monitoring host.
Further, the communication module is wireless communication module, and it is logical using 4G network to monitor host and cloud server
News, cloud server are shown the data of the measurement in switchgear by interactive device.
The utility model has the advantages that (1) on-line monitoring system of the invention utilizes energy storage motor and line in measuring circuit measurement switchgear
Voltage data, current data and the on-off data of circle monitor the working condition of breaker in real time, and electric power maintenance personnel is helped to implement
Understand the concrete condition of current switch cabinet, finds security risk and failure cause in time.(2) on-line monitoring system of the invention
Closing coil and multiple opening coils to breaker monitor one by one, the specific opening and closing state of detailed recording and displaying breaker
And further calculate divide-shut brake stroke and divide-shut brake speed.(3) on-line monitoring system of the invention utilizes temperature sensor, gas
Body sensor and the further monitoring switch cabinet inner cable temperature of current sensor, sulfur hexafluoride gas concentration, load primary current
With arrester Leakage Current.
Detailed description of the invention
Fig. 1 is the structural block diagram of 1 switchgear on-line monitoring system of embodiment.
Specific embodiment
Invention is further described in detail With reference to embodiment.
Embodiment 1
As shown in Figure 1, the GIS switchgear on-line monitoring system of the present embodiment, including it is cloud server, monitoring host, logical
Interrogate module, tension measuring circuit, current measurement circuit, switch measuring circuit, temperature sensor, gas sensor, current acquisition
Device and instrument for measuring partial discharge；
The energy storage motor of tension measuring circuit measurement switchgear inner breaker and the voltage value of coil simultaneously pass measurement result
It is handed to monitoring host；
The energy storage motor of current measurement circuit measurement switchgear inner breaker and the current value of coil simultaneously pass measurement result
It is handed to monitoring host；
It switchs the on-off between the energy storage motor and coil and power supply of measuring circuit detection switch cabinet inner breaker and will examine
It surveys result and is transferred to monitoring host；
The coil includes closing coil, the first opening coil and the second opening coil；
Communication module is wireless communication module, communication module, tension measuring circuit, current measurement circuit and switch measurement electricity
Road is incorporated into monitoring host, is monitored and is reserved tension measuring circuit, current measurement circuit and switch survey on the shell of host
Measure the interface of circuit；Monitoring host is mounted in switchgear, will monitor each of host using matched wiring after being installed
Interface in breaker energy storage motor and coil connect to acquire data；
Also remain in advance on monitoring host and temperature sensor, gas sensor, current collector and local discharge test
The interface of instrument connection；
Temperature sensor uses PT100 thermal resistance, and patch type is mounted on cable connector, the point bit quantity of specific patch according to
It is determined according to actual demand；
Gas sensor detects formula sensor using infrared absorption, utilizes sulfur hexafluoride gas in optical principle measurement switchgear
Bulk concentration；
Current collector is mounted in the low-pressure chamber of switchgear using guide tracked, and current collector directly measures Current Mutual Inductance
Then the secondary current of device and the ground connection line current of arrester calculate the leakage that can be obtained the primary current and arrester of load
Electric current；
Instrument for measuring partial discharge is market finished product instrument, and price general charged is higher, is matched according to actual demand；
Cloud server receives the data that monitoring host transmits by 4G network, and cloud server is installed software, opened GIS
The every monitoring data for closing cabinet are further processed, and are shown in a manner of table, curve graph etc., lower cloud clothes of ordinary circumstance
Business device can receive and handle the data of multiple monitoring hosts, i.e. a cloud server monitors multiple GIS switchgears.Electric power dimension
Shield personnel by the machine performances of all switchgear inner breakers of cloud server real time inspection, make-and-break time, divide-shut brake stroke,
Divide-shut brake speed, cable head temperature, concentration of sulfur hexafluoride, load primary current and arrester Leakage Current facilitate electric power dimension
Shield personnel analyze the working condition, security risk and investigation failure of switchgear.
Although embodiments of the present invention are illustrated in specification, these embodiments are intended only as prompting,
It should not limit protection scope of the present invention.It is equal that various omission, substitution, and alteration are carried out without departing from the spirit and scope of the present invention
It should be included within the scope of the present invention.
Claims (8)
1. a kind of GIS switchgear on-line monitoring system, it is characterised in that: including cloud server, monitoring host, communication module,
Tension measuring circuit, current measurement circuit and switch measuring circuit；
Measurement result is simultaneously transferred to by the energy storage motor of tension measuring circuit measurement switchgear inner breaker and the voltage value of coil
Monitor host；
Measurement result is simultaneously transferred to by the energy storage motor of current measurement circuit measurement switchgear inner breaker and the current value of coil
Monitor host；
It switchs the on-off between the energy storage motor and coil and power supply of measuring circuit detection switch cabinet inner breaker and will test knot
Fruit is transferred to monitoring host；
It monitors host and data is transmitted by communication module and cloud server.
2. GIS switchgear on-line monitoring system according to claim 1, it is characterised in that: the coil includes breaker
Closing coil, the first opening coil and the second opening coil.
3. GIS switchgear on-line monitoring system according to claim 2, it is characterised in that: it further include temperature sensor, temperature
It spends the temperature of sensor measurement switchgear inner cable head and measurement result is transferred to monitoring host.
4. GIS switchgear on-line monitoring system according to claim 3, it is characterised in that: further include gas sensor, gas
Body sensor measures sulfur hexafluoride gas concentration in switchgear and measurement result is transferred to monitoring host.
5. GIS switchgear on-line monitoring system according to claim 4, it is characterised in that: it further include current collector, electricity
Measurement result is simultaneously transferred to monitoring host by the interior primary current value loaded of stream collector measurement switchgear.
6. GIS switchgear on-line monitoring system according to claim 5, it is characterised in that: current collector measurement switch
The Leakage Current value of arrester and measurement result is transferred to monitoring host in cabinet.
7. GIS switchgear on-line monitoring system according to claim 6, it is characterised in that: further include shelf depreciation test
Instrument, instrument for measuring partial discharge measure and calculate shelf depreciation coefficient in switchgear and result is transferred to monitoring host.
8. GIS switchgear on-line monitoring system according to claim 7, it is characterised in that: the communication module is wireless
Communication module, monitors host and cloud server utilizes 4G network communication, and cloud server will be in switchgear by interactive device
The data of measurement shown.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910045964.0A CN109990831A (en) | 2019-01-18 | 2019-01-18 | A kind of GIS switchgear on-line monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910045964.0A CN109990831A (en) | 2019-01-18 | 2019-01-18 | A kind of GIS switchgear on-line monitoring system |
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| Publication Number | Publication Date |
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| CN109990831A true CN109990831A (en) | 2019-07-09 |
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| CN201910045964.0A Pending CN109990831A (en) | 2019-01-18 | 2019-01-18 | A kind of GIS switchgear on-line monitoring system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111307376A (en) * | 2020-03-04 | 2020-06-19 | 云南电网有限责任公司电力科学研究院 | Method and system for detecting GIS gas leakage |
| CN111796217A (en) * | 2020-07-28 | 2020-10-20 | 宁夏中科天际防雷股份有限公司 | Intelligent detection device, system and method for disconnection card |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209673141U (en) * | 2019-01-18 | 2019-11-22 | 中铁电气化局集团有限公司 | A kind of GIS switchgear on-line monitoring system |
-
2019
- 2019-01-18 CN CN201910045964.0A patent/CN109990831A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209673141U (en) * | 2019-01-18 | 2019-11-22 | 中铁电气化局集团有限公司 | A kind of GIS switchgear on-line monitoring system |
Non-Patent Citations (1)
| Title |
|---|
| 刘以军: "一种智能 GIS 综合在线监测方案", 31 July 2011 (2011-07-31), pages 28 - 31 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111307376A (en) * | 2020-03-04 | 2020-06-19 | 云南电网有限责任公司电力科学研究院 | Method and system for detecting GIS gas leakage |
| CN111796217A (en) * | 2020-07-28 | 2020-10-20 | 宁夏中科天际防雷股份有限公司 | Intelligent detection device, system and method for disconnection card |
| CN111796217B (en) * | 2020-07-28 | 2023-05-16 | 中科天际科技股份有限公司 | Intelligent detection device, system and method for broken connector |
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