CN207318652U - A kind of high-tension switch cabinet interior insulation On-line Fault monitors system - Google Patents
A kind of high-tension switch cabinet interior insulation On-line Fault monitors system Download PDFInfo
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- CN207318652U CN207318652U CN201721487941.8U CN201721487941U CN207318652U CN 207318652 U CN207318652 U CN 207318652U CN 201721487941 U CN201721487941 U CN 201721487941U CN 207318652 U CN207318652 U CN 207318652U
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- China
- Prior art keywords
- monitoring
- switch cabinet
- tension switch
- line fault
- cabinet interior
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Abstract
The utility model discloses a kind of high-tension switch cabinet interior insulation On-line Fault to monitor system, including multiple ultraviolet transducing modules；Each ultraviolet transducing module is installed on a monitoring region do not blocked；Described monitoring its each insulating monitoring point of region is provided with an aspiration channel；One aspiration channel in the different monitoring regions is connected to same air-valve；The air-valve is connected to suction ventilator by pipeline；The suction ventilator is connected to gas analyzer；The ultraviolet transducing module is electrically connected to digital processing unit by signal comparator；The digital processing unit is connected to monitoring processor by the first photoelectric coupled circuit；The high-tension switch cabinet interior insulation On-line Fault monitoring system of the utility model, carries out region using ultraviolet transducing module and detects in real time, detection alarm is real-time, and insulation fault point is accurately detected by gas analyzer, and detection accuracy is high.
Description
Technical field
It the utility model is related to a kind of high-tension switch cabinet component, and in particular to a kind of high-tension switch cabinet interior insulation On-line Fault
Monitoring system, belongs to high-tension switch cabinet component technology field.
Background technology
The safety and stability that power supply is sent out during Operation of Electric Systems is highly important；Due to high-tension switch cabinet
The factors such as aging cause the malfunction of high-voltage switch gear to bring influence to the safe and stable operation of electric system；Therefore there is an urgent need to
High-tension switch cabinet has high reliability, and energy on-line checking failure, to take preventive measures, avoids power outage；It is high
The detection generally use thermometric mode of the interior switch overload of the cabinet that compresses switch, and for the insulation performance generally use electric discharge inspection of switch
Survey, these methods have certain limitation due to itself operation principle and price problem；For this reason, Chinese Patent Application No.：
201610585779.7, disclose a kind of high voltage switch cabinet fault monitoring device, including the inspection of gas probe, gas piping, gas
Instrument, air pump, air outlet pipe, normally closed solenoid valve, waste gas filter and message processing module are surveyed, the gas produced by detecting electric discharge is supervised
High voltage switch cabinet fault is surveyed, realizes the live monitoring and continuous monitoring to inside switch cabinet incipient fault；The present invention passes through setting
Gas respectively is decomposed every the indoor gas probe detection with horn-type opening structure in high-tension switch cabinet, using gas detecting instrument
Measure gas component content, and the electric discharge point detected by message processing module according to the gas probe for being arranged in diverse location
The solution information such as gaseous species and concentration judges incipient fault.The gas piping is along high-tension switch cabinet built-in electrical insulation partition plate and inner wall
Arrangement.Gas probe and gas piping are that insulating materials makes, preferably polytetrafluoroethylene material；But its detection efficiency compares
Low, alarm is not rapid enough, moreover, can not monitor for a long time.
Utility model content
To solve the above problems, the utility model proposes a kind of high-tension switch cabinet interior insulation On-line Fault to monitor system,
Region is carried out using ultraviolet transducing module to detect in real time, detection alarm is real-time, and accurately detects absolutely by gas analyzer
Edge trouble point.
The high-tension switch cabinet interior insulation On-line Fault monitoring system of the utility model, including multiple ultraviolet transducing modules；Often
The one ultraviolet transducing module is installed on a monitoring region do not blocked；Described its each insulating monitoring point of monitoring region is set
There is an aspiration channel；One aspiration channel in the different monitoring regions is connected to same air-valve；The air-valve is connected to suction by pipeline
Wind turbine；The suction ventilator is connected to gas analyzer；The ultraviolet transducing module is electrically connected to digital place by signal comparator
Manage device；The digital processing unit is connected to monitoring processor by the first photoelectric coupled circuit；The monitoring processor electrical connection air-valve,
Suction ventilator and gas analyzer；The monitoring processor is also electrically connected with conversion circuit by the second photoelectric coupled circuit；The conversion
Circuit communication connects external communication interface；The external communication interface is communicatively connected to external monitor；Pass through ultraviolet transducing mould
Block measures luminous energy caused by switch discharge in insulation, load temperature, realizes and switch insulation defect is monitored；Ultraviolet biography
After sense module makes ultraviolet light warp, photoelectric current pulse output is converted to, the frequency and amplitude of output are directly proportional to incident uv；
After its monitoring exceedes threshold value, external monitor alarm signal is given by monitoring processor immediately, then by monitoring processor
Driving suction ventilator and air-valve to carry out air draught to monitoring point successively, and detected by gas analyzer, it only carries out threshold test,
Digital processing unit and gas analyzer only carry out threshold comparison detection, it is not necessary to which quantitative analysis, detection efficiency are high.
As preferred embodiment, the external monitor is connected to monitoring host computer by 485 buses.
As preferred embodiment, the ultraviolet transducing module is blind type Ultraviolet sensor；With the ultraviolet biography of blind type
Sensor, makes instrument be operated between specific wavelength, and insensitive to other frequency spectrums, removes the interference of solar radiation；In addition it is this
The ability that model photosensitive tube restrains ambient noise is preferable, and the stability that works long hours is good, is adapted to be operated in inside high-tension switch cabinet
Working environment.
As preferred embodiment, the external monitor is electrically connected with insulation fault point display screen and alarm.
Compared with prior art, the high-tension switch cabinet interior insulation On-line Fault monitoring system of the utility model
System, carries out region using ultraviolet transducing module and detects in real time, detection alarm is real-time, and is accurately detected by gas analyzer
Insulation fault point, detection accuracy are high.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the utility model.
Embodiment
Embodiment 1：
As shown in Figure 1, the high-tension switch cabinet interior insulation On-line Fault monitoring system of the utility model, including multiple ultraviolet biographies
Feel module 1；Each ultraviolet transducing module 1 is installed on a monitoring region do not blocked；It is described monitoring region its it is each absolutely
Edge monitoring point is provided with an aspiration channel 2；One aspiration channel 2 in the different monitoring regions is connected to same air-valve 3；The air-valve 3
Suction ventilator 4 is connected to by pipeline；The suction ventilator 4 is connected to gas analyzer 5；The ultraviolet transducing module 1 passes through signal
Comparator 6 is electrically connected to digital processing unit 7；The digital processing unit leads to 7 first photoelectric coupled circuits 8 excessively and is connected to monitoring processor 9；
The monitoring processor 9 is electrically connected air-valve 3, suction ventilator 4 and gas analyzer 5；The monitoring processor 9 passes through the second optocoupler electricity
Road 10 is also electrically connected with conversion circuit 11；The conversion circuit 11 communicates to connect external communication interface 12；The PERCOM peripheral communication connects
Mouth 12 is communicatively connected to external monitor 13；By ultraviolet transducing module to luminous energy caused by switch discharge in insulation, load temperature
Measure, realize and switch insulation defect is monitored；After ultraviolet transducing module makes ultraviolet light warp, photoelectric current arteries and veins is converted to
Punching output, the frequency and amplitude of output are directly proportional to incident uv；After its monitoring exceedes threshold value, handled immediately by monitoring
Device gives external monitor alarm signal, then drives suction ventilator and air-valve to be inhaled successively to monitoring point by monitoring processor
Wind, and detected by gas analyzer, it only carries out threshold test, and digital processing unit and gas analyzer only carry out threshold value
Contrasting detection, it is not necessary to which quantitative analysis, detection efficiency are high.
In another embodiment, the external monitor 13 is connected to monitoring host computer 14 by 485 buses.
In another embodiment, the ultraviolet transducing module 1 is blind type Ultraviolet sensor.
In another embodiment, the external monitor 14 is electrically connected with insulation fault point display screen 15 and alarm 16.
The high-tension switch cabinet interior insulation On-line Fault monitoring system of the utility model, region is carried out using ultraviolet transducing module
Detection in real time, detection alarm is real-time, and insulation fault point is accurately detected by gas analyzer, and detection accuracy is high.
Above-described embodiment, is only the better embodiment of the utility model, therefore all according to the utility model patent application range
The equivalent change or modification that construction, feature and the principle is done, is included in the utility model patent application range.
Claims (4)
1. a kind of high-tension switch cabinet interior insulation On-line Fault monitors system, it is characterised in that：Including multiple ultraviolet transducing modules；Often
The one ultraviolet transducing module is installed on a monitoring region do not blocked；Described its each insulating monitoring point of monitoring region is set
There is an aspiration channel；One aspiration channel in the different monitoring regions is connected to same air-valve；The air-valve is connected to suction by pipeline
Wind turbine；The suction ventilator is connected to gas analyzer；The ultraviolet transducing module is electrically connected to digital place by signal comparator
Manage device；The digital processing unit is connected to monitoring processor by the first photoelectric coupled circuit；The monitoring processor electrical connection air-valve,
Suction ventilator and gas analyzer；The monitoring processor is also electrically connected with conversion circuit by the second photoelectric coupled circuit；The conversion
Circuit communication connects external communication interface；The external communication interface is communicatively connected to external monitor.
2. high-tension switch cabinet interior insulation On-line Fault according to claim 1 monitors system, it is characterised in that：The outside
Monitor is connected to monitoring host computer by 485 buses.
3. high-tension switch cabinet interior insulation On-line Fault according to claim 1 monitors system, it is characterised in that：It is described ultraviolet
Sensing module is blind type Ultraviolet sensor.
4. high-tension switch cabinet interior insulation On-line Fault according to claim 1 monitors system, it is characterised in that：The outside
Monitor is electrically connected with insulation fault point display screen and alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721487941.8U CN207318652U (en) | 2017-11-09 | 2017-11-09 | A kind of high-tension switch cabinet interior insulation On-line Fault monitors system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721487941.8U CN207318652U (en) | 2017-11-09 | 2017-11-09 | A kind of high-tension switch cabinet interior insulation On-line Fault monitors system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207318652U true CN207318652U (en) | 2018-05-04 |
Family
ID=62401353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721487941.8U Expired - Fee Related CN207318652U (en) | 2017-11-09 | 2017-11-09 | A kind of high-tension switch cabinet interior insulation On-line Fault monitors system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207318652U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115199947A (en) * | 2022-07-20 | 2022-10-18 | 江苏康盛电气集团有限责任公司 | Fault monitoring device and method for high-voltage power distribution cabinet |
-
2017
- 2017-11-09 CN CN201721487941.8U patent/CN207318652U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115199947A (en) * | 2022-07-20 | 2022-10-18 | 江苏康盛电气集团有限责任公司 | Fault monitoring device and method for high-voltage power distribution cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180504 Termination date: 20181109 |
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| CF01 | Termination of patent right due to non-payment of annual fee |