CN109506708A - A kind of high voltage electric equipment internal temperature on-line monitoring method - Google Patents
A kind of high voltage electric equipment internal temperature on-line monitoring method Download PDFInfo
- Publication number
- CN109506708A CN109506708A CN201811332566.9A CN201811332566A CN109506708A CN 109506708 A CN109506708 A CN 109506708A CN 201811332566 A CN201811332566 A CN 201811332566A CN 109506708 A CN109506708 A CN 109506708A
- Authority
- CN
- China
- Prior art keywords
- high voltage
- electric equipment
- voltage electric
- data
- line monitoring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B19/00—Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Gas-Insulated Switchgears (AREA)
- Radiation Pyrometers (AREA)
- Measurement Of Current Or Voltage (AREA)
Abstract
The invention discloses a kind of high voltage electric equipment internal temperature on-line monitoring methods, and the specific steps of the high voltage electric equipment internal temperature on-line monitoring method are as follows: step 1: the installation of monitoring device: monitoring device includes electronic tag, thermocouple, thermal infrared imager, baroceptor, temperature sensor, microprocessor and SF6Gas density relay；Step 2: the acquisition of data: pass through thermocouple, thermal infrared imager, baroceptor, temperature sensor and SF6Data in gas density relay are acquired；Step 3: data are analyzed from processing: the data that the microprocessor in every group of high voltage electric equipment acquires the high voltage electric equipment compare and analyze processing；Step 4: the judgement and response of data, structure of the invention design rationally, carry out the data acquired in the high voltage electric equipment by the way that corresponding microprocessor is arranged in every group of high voltage electric equipment, then by microprocessor, reduce data processing difficulty.
Description
Technical field
The present invention relates to technical field of electric equipment more particularly to a kind of high voltage electric equipment internal temperature on-line monitoring sides
Method.
Background technique
Currently, China's power system capacity sharply expands with rapid economic development, the high-voltage electrical apparatus such as especially GIS are set
Reserve level is more and more, and sulfur hexafluoride (GIS) high voltage electric equipment has been widely used in power department, industrial and mining enterprises.GIS is electrical
When equipment works, temperature is to measure one of the important parameter of electric equipment operation state, and (especially plenum interior is each for each component
Component) normally generating heat is not to be exceeded its maximum permissible temperature, it just can guarantee the reliable and secure operation of equipment.And existing detection side
Method is in GIS, SF6The high-voltage electrical apparatus device temperature such as high-voltage circuitbreaker existing difficulty when detecting.
There are following main problems when detecting GIS high voltage electric equipment temperature such as infrared radiation detection apparatus: prevention high-voltage electrical apparatus is set
The measure of standby temperature overheating is one of 18 great anti-accident measures of power grid of State Grid Corporation of China, switching devices temperature monitoring
The highest attention of electric system is caused." charging equipment infrared diagnosis technology application directive/guide " has been widely used in high-voltage electrical apparatus
Device temperature detection, to ensure the safe operation of power grid.But since the gas chamber of GIS high voltage electric equipment is totally-enclosed
, infrared temperature detector is only able to detect the surface temperature of equipment；At certain places of detection device, infrared radiation detection apparatus
Infra-red radiation will receive the blocking of component, just be only able to detect temperature in " projection " on surface, and can not detect the true of inside
Real temperature；Infrared radiation detection apparatus is to belong to off-line monitoring, cannot reflect the change procedure and timely discovering device of gas chamber temperature in time
It is abnormal, it cannot reflect the dynamic change of equipment operation, equipment internal temperature variation tendency can not be predicted, can not achieve and set
Standby repair based on condition of component and grid automation truly；And testing cost is high, and power supply company is to complete detection work
The detecting instrument of patrol officer, equipment vehicle and high value need to be equipped with.It is rough to count including power failure operating loss when detection
It calculates, the testing cost of each high voltage switchyard shared every year about arrives hundreds of thousands member or so tens of thousands of.
And since the high-tension apparatus quantity needed to configure in each high voltage switchyard is more, if unified by one group of processor pair
Data are handled, and be will lead to and are needed to configure higher processor, need to put into biggish cost, and data processing difficulty in this way
It is larger, and the operating space of some high voltage electric equipments is smaller, it has not been convenient to thermal infrared imager is installed, and only by heat
Galvanic couple is monitored the temperature in high voltage electric equipment, and data error is larger, for this purpose, we have proposed a kind of high-voltage electrical apparatus to set
Standby internal temperature on-line monitoring method.
Summary of the invention
The present invention provides a kind of high voltage electric equipment internal temperature on-line monitoring methods, it is therefore intended that reduces data processing
Difficulty improves the accuracy of monitoring data.
To realize above-mentioned technical purpose and the technique effect, the present invention is achieved through the following technical solutions:
A kind of high voltage electric equipment internal temperature on-line monitoring method, the high voltage electric equipment internal temperature on-line monitoring side
The specific steps of method are as follows:
Step 1: the installation of monitoring device: monitoring device includes electronic tag, thermocouple, thermal infrared imager, air pressure sensing
Device, temperature sensor, microprocessor and SF6Gas density relay；
Step 2: the acquisition of data: pass through thermocouple, thermal infrared imager, baroceptor, temperature sensor and SF6Gas
Data in volume density relay are acquired；
Step 3: data are analyzed from processing: the microprocessor in every group of high voltage electric equipment is to the high voltage electric equipment
The data of acquisition compare and analyze processing；
Step 4: the judgement and response of data: central processing system is passed to from the data after processing analysis, first to acquisition
Data whether be greater than the comparison numerical benchmark of setting, if certain group data is greater than the comparison numerical benchmark of setting, directly control
Alarm works, and reminds maintenance monitoring personnel to carry out preservation & testing processing to the high voltage electric equipment to break down, if not having
Occur certain group data be greater than setting comparison numerical benchmark the case where, then to the thermal imaging data and other data received into
Row reprocessing, improves the accuracy of data processing.
Preferably, in above-mentioned high voltage electric equipment internal temperature on-line monitoring method, in the step 1, the peace of thermocouple
Dress mode is in high voltage electric equipment at the heat generating spot of each high voltage electric equipment, and if the corresponding position condition license at this
One group of thermal infrared imager need to be installed.
Preferably, in above-mentioned high voltage electric equipment internal temperature on-line monitoring method, in the step 1, every group is electrically set
One group of electronic tag of standby corresponding installation, baroceptor, temperature sensor, microprocessor and SF6Gas density relay.
Preferably, in above-mentioned high voltage electric equipment internal temperature on-line monitoring method, in the step 1, on microprocessor
It is provided with touch screen, the comparison numerical benchmark needed in every group of high voltage electric equipment is inputted by touch screen.
Preferably, in above-mentioned high voltage electric equipment internal temperature on-line monitoring method, in the step 1, every group of micro process
Device is respectively at electronic tag, thermocouple, thermal infrared imager, baroceptor, temperature sensor and the gas in the electrical equipment
Density monitor is electrically connected, and the microprocessor is electrically connected by data/address bus and central processing system.
Preferably, in above-mentioned high voltage electric equipment internal temperature on-line monitoring method, the central processing system includes aobvious
Display screen, input unit, processor and alarm, and processor is electrically connected with display screen, input unit and alarm respectively.
Preferably, in above-mentioned high voltage electric equipment internal temperature on-line monitoring method, in the step 2, thermocouple and red
Outer thermal imaging system carries out induction to the temperature at the heat generating spot in high voltage electric equipment and thermal imaging is handled, and baroceptor is to high pressure
Air pressure in electrical equipment is incuded, and temperature inductor incudes the temperature in high voltage electric equipment, SF6Gas density
Relay is acquired the gas density data in high voltage electric equipment.
Preferably, in above-mentioned high voltage electric equipment internal temperature on-line monitoring method, in the step 3, at comparative analysis
The content of reason includes temperature data and the comparison of comparison numerical benchmark, the data of temperature sensor acquisition and comparison benchmark on thermocouple
Numerical value comparison, the data of baroceptor acquisition and the comparison of comparison numerical benchmark, SF6Gas density relay acquisition data with
Compare numerical benchmark comparison.
The beneficial effects of the present invention are:
Structure of the invention design rationally, by the way that corresponding microprocessor is arranged in every group of high voltage electric equipment, then passes through
Microprocessor carries out the data acquired in the high voltage electric equipment, reduces data processing difficulty, and this correlation data mode
Monitoring and maintenance response efficiency can be improved, then the data received are reprocessed by central data processing system, into one
Step improves the accuracy of monitoring data.
Detailed description of the invention
Fig. 1 is monitoring method flow chart of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
A kind of high voltage electric equipment internal temperature on-line monitoring method, the high voltage electric equipment internal temperature on-line monitoring side
The specific steps of method are as follows:
Step 1: the installation of monitoring device: monitoring device includes electronic tag, thermocouple, thermal infrared imager, air pressure sensing
Device, temperature sensor, microprocessor and SF6Gas density relay is provided with touch screen on microprocessor, defeated by touch screen
Enter the comparison numerical benchmark needed in every group of high voltage electric equipment, the mounting means of thermocouple is each in high voltage electric equipment
At the heat generating spot of high voltage electric equipment, and if the corresponding position condition license at this one group of thermal infrared imager need to be installed, every group of electricity
One group of electronic tag of the corresponding installation of gas equipment, baroceptor, temperature sensor, microprocessor and SF6Gas density relay,
Every group of microprocessor is passed respectively at the electronic tag in the electrical equipment, thermocouple, thermal infrared imager, baroceptor, temperature
Sensor and gas density relay are electrically connected, and microprocessor is electrically connected by data/address bus and central processing system, center
Processing system includes display screen, input unit, processor and alarm, and processor respectively with display screen, input unit and report
Alert device is electrically connected；
Step 2: the acquisition of data: pass through thermocouple, thermal infrared imager, baroceptor, temperature sensor and SF6Gas
Data in volume density relay are acquired, and thermocouple and thermal infrared imager are to the temperature at the heat generating spot in high voltage electric equipment
Degree carries out induction and thermal imaging processing, and baroceptor incudes the air pressure in high voltage electric equipment, temperature inductor pair
Temperature in high voltage electric equipment is incuded, SF6Gas density relay is to the gas density data in high voltage electric equipment
It is acquired；
Step 3: data are analyzed from processing: the microprocessor in every group of high voltage electric equipment is to the high voltage electric equipment
The data of acquisition compare and analyze processing, and the content of comparative analysis processing includes temperature data and comparison base value on thermocouple
Value comparison, the data of temperature sensor acquisition and the comparison of comparison numerical benchmark, the data of baroceptor acquisition and comparison benchmark
Numerical value comparison, SF6The data and comparison numerical benchmark comparison of gas density relay acquisition；
Step 4: the judgement and response of data: central processing system is passed to from the data after processing analysis, first to acquisition
Data whether be greater than the comparison numerical benchmark of setting, if certain group data is greater than the comparison numerical benchmark of setting, directly control
Alarm works, and reminds maintenance monitoring personnel to carry out preservation & testing processing to the high voltage electric equipment to break down, if not having
Occur certain group data be greater than setting comparison numerical benchmark the case where, then to the thermal imaging data and other data received into
Row reprocessing, improves the accuracy of data processing.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, also do not limit the specific embodiment that the invention is only.Obviously, according to the content of this specification, can make
Many modifications and variations.These embodiments are chosen and specifically described to this specification, is original in order to better explain the present invention
Reason and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only authorized
The limitation of sharp claim and its full scope and equivalent.
Claims (8)
1. a kind of high voltage electric equipment internal temperature on-line monitoring method, it is characterised in that: the high voltage electric equipment internal temperature
The specific steps of on-line monitoring method are as follows:
Step 1: the installation of monitoring device: monitoring device include electronic tag, thermocouple, thermal infrared imager, baroceptor,
Temperature sensor, microprocessor and SF6Gas density relay；
Step 2: the acquisition of data: pass through thermocouple, thermal infrared imager, baroceptor, temperature sensor and SF6Gas density
Data in relay are acquired；
Step 3: data are analyzed from processing: the microprocessor in every group of high voltage electric equipment acquires the high voltage electric equipment
Data compare and analyze processing；
Step 4: the judgement and response of data: central processing system is passed to from the data after processing analysis, first to the number of acquisition
According to whether the comparison numerical benchmark set is greater than, if certain group data is greater than the comparison numerical benchmark of setting, alarm is directly controlled
Device works, and reminds maintenance monitoring personnel to carry out preservation & testing processing to the high voltage electric equipment to break down, if not going out
The case where certain existing group data are greater than the comparison numerical benchmark of setting, then the thermal imaging data received and other data are carried out again
Processing, improves the accuracy of data processing.
2. high voltage electric equipment internal temperature on-line monitoring method according to claim 1, it is characterised in that: the step
In one, the mounting means of thermocouple is in high voltage electric equipment at the heat generating spot of each high voltage electric equipment, and pair at this
If answering condition license in position that need to install one group of thermal infrared imager.
3. high voltage electric equipment internal temperature on-line monitoring method according to claim 1, it is characterised in that: the step
In one, one group of electronic tag of every group of corresponding installation of electrical equipment, baroceptor, temperature sensor, microprocessor and SF6Gas
Density monitor.
4. high voltage electric equipment internal temperature on-line monitoring method according to claim 1, it is characterised in that: the step
In one, it is provided with touch screen on microprocessor, the comparison base value needed in every group of high voltage electric equipment is inputted by touch screen
Value.
5. high voltage electric equipment internal temperature on-line monitoring method according to claim 1, it is characterised in that: the step
In one, every group of microprocessor is respectively at the electronic tag in the electrical equipment, thermocouple, thermal infrared imager, baroceptor, temperature
It spends sensor and gas density relay is electrically connected, the microprocessor is electrically connected by data/address bus with central processing system
It connects.
6. high voltage electric equipment internal temperature on-line monitoring method according to claim 5, it is characterised in that: the center
Processing system includes display screen, input unit, processor and alarm, and processor respectively with display screen, input unit and report
Alert device is electrically connected.
7. high voltage electric equipment internal temperature on-line monitoring method according to claim 1, it is characterised in that: the step
In two, thermocouple and thermal infrared imager carry out induction and thermal imaging processing to the temperature at the heat generating spot in high voltage electric equipment,
Baroceptor incudes the air pressure in high voltage electric equipment, and temperature inductor carries out the temperature in high voltage electric equipment
Induction, SF6Gas density relay is acquired the gas density data in high voltage electric equipment.
8. high voltage electric equipment internal temperature on-line monitoring method according to claim 1, it is characterised in that: the step
In three, the content of comparative analysis processing includes temperature data and the comparison of comparison numerical benchmark, temperature sensor acquisition on thermocouple
Data and comparison numerical benchmark comparison, baroceptor acquisition data and comparison numerical benchmark comparison, SF6Gas density after
The data and comparison numerical benchmark comparison of electric appliance acquisition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811332566.9A CN109506708A (en) | 2018-11-09 | 2018-11-09 | A kind of high voltage electric equipment internal temperature on-line monitoring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811332566.9A CN109506708A (en) | 2018-11-09 | 2018-11-09 | A kind of high voltage electric equipment internal temperature on-line monitoring method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109506708A true CN109506708A (en) | 2019-03-22 |
Family
ID=65748073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811332566.9A Pending CN109506708A (en) | 2018-11-09 | 2018-11-09 | A kind of high voltage electric equipment internal temperature on-line monitoring method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109506708A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113281218A (en) * | 2021-05-25 | 2021-08-20 | 国网河北省电力有限公司检修分公司 | Gas density monitoring method and device, storage medium and electronic equipment |
| TWI737193B (en) * | 2019-04-16 | 2021-08-21 | 日商歐姆龍股份有限公司 | Temperature anomaly detection device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5561235A (en) * | 1978-10-31 | 1980-05-08 | Tokyo Shibaura Electric Co | Device for automatically monitoring internal discharge of high voltage equipment |
| CN102128682A (en) * | 2010-12-10 | 2011-07-20 | 温州电力局 | Portable high-voltage electrical equipment temperature and image remote online monitoring device |
| CN104296892A (en) * | 2014-10-21 | 2015-01-21 | 上海乐研电气科技有限公司 | On-line monitoring method, device and system of internal temperature of SF6 high-voltage electrical equipment |
| CN105509893A (en) * | 2015-12-01 | 2016-04-20 | 广东长电成套电器有限公司 | Thermal imaging on-line temperature measurement method |
| CN206270201U (en) * | 2016-10-27 | 2017-06-20 | 朗松珂利(上海)仪器仪表有限公司 | Gas density on-line monitoring system and equipment |
-
2018
- 2018-11-09 CN CN201811332566.9A patent/CN109506708A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5561235A (en) * | 1978-10-31 | 1980-05-08 | Tokyo Shibaura Electric Co | Device for automatically monitoring internal discharge of high voltage equipment |
| CN102128682A (en) * | 2010-12-10 | 2011-07-20 | 温州电力局 | Portable high-voltage electrical equipment temperature and image remote online monitoring device |
| CN104296892A (en) * | 2014-10-21 | 2015-01-21 | 上海乐研电气科技有限公司 | On-line monitoring method, device and system of internal temperature of SF6 high-voltage electrical equipment |
| CN105509893A (en) * | 2015-12-01 | 2016-04-20 | 广东长电成套电器有限公司 | Thermal imaging on-line temperature measurement method |
| CN206270201U (en) * | 2016-10-27 | 2017-06-20 | 朗松珂利(上海)仪器仪表有限公司 | Gas density on-line monitoring system and equipment |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI737193B (en) * | 2019-04-16 | 2021-08-21 | 日商歐姆龍股份有限公司 | Temperature anomaly detection device |
| CN113281218A (en) * | 2021-05-25 | 2021-08-20 | 国网河北省电力有限公司检修分公司 | Gas density monitoring method and device, storage medium and electronic equipment |
| CN113281218B (en) * | 2021-05-25 | 2023-06-20 | 国网河北省电力有限公司检修分公司 | Gas density monitoring method and device, storage medium and electronic equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101529818B1 (en) | diagnosis system for monitoring status of switchboard | |
| CN101625399B (en) | Temperature monitoring in uninterruptible power supply systems using synthetic loading | |
| CN109781268A (en) | Keypoint part temperature monitoring system in a kind of switchgear based on the infrared thermovision technology of low cost | |
| KR101224324B1 (en) | Management system for distributing board and the method thereof | |
| KR101194021B1 (en) | Distributing board using many area temperature sensing | |
| CN104296892A (en) | On-line monitoring method, device and system of internal temperature of SF6 high-voltage electrical equipment | |
| CN206804743U (en) | Switch cabinet state monitoring device and system | |
| KR20200081088A (en) | The implement method of smart solution for switchgear existing installed | |
| KR20180070208A (en) | Abnormality detection system of power line and distribution facility | |
| CN103854446A (en) | Method and device for diagnosing high-voltage switch cabinet dynamic temperature rising and alarming | |
| CN106773993A (en) | Field data acquiring terminal and system | |
| CN102507816B (en) | Method for detecting effectiveness of oil chromatogram online monitoring data | |
| CN109506708A (en) | A kind of high voltage electric equipment internal temperature on-line monitoring method | |
| CN203534628U (en) | System for monitoring temperature of high-voltage electrical cabinet | |
| CN208420177U (en) | A kind of infrared measurement of temperature monitoring system applied to mobile substation | |
| CN105446248A (en) | Power grid power distribution security auxiliary monitoring system | |
| KR20090107774A (en) | On-Line Monitering and Diagnosis System for MV Switchgear | |
| CN211929386U (en) | Digital gas density relay with self-diagnosis function and monitoring device | |
| Livshitz et al. | Online condition monitoring and diagnostics of power distribution equipment | |
| CN104795804A (en) | Auxiliary relay protection monitoring processing system and processing method thereof | |
| CN112698615A (en) | Equipment fault feedback system based on cloud platform | |
| CN111508770A (en) | Digital gas density relay with self-diagnosis function and self-diagnosis method thereof | |
| CN109979145A (en) | A kind of tripping of converter station valve hall fire judgment method, apparatus and system | |
| CN106251557A (en) | A kind of multiparameter temperature measuring type electrical fire monitoring system | |
| KR102626362B1 (en) | Safety Detection and Facility Inspection System for Electric Panel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190322 |
|
| WD01 | Invention patent application deemed withdrawn after publication |