CN104656701B - A kind of outdoor Intelligent control cabinet and control method thereof - Google Patents
A kind of outdoor Intelligent control cabinet and control method thereof Download PDFInfo
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- CN104656701B CN104656701B CN201410743118.3A CN201410743118A CN104656701B CN 104656701 B CN104656701 B CN 104656701B CN 201410743118 A CN201410743118 A CN 201410743118A CN 104656701 B CN104656701 B CN 104656701B
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- cabinet
- temperature
- nitrogen
- pressure
- controller
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- 238000000034 method Methods 0.000 title claims abstract description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 113
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 47
- 229910001873 dinitrogen Inorganic materials 0.000 claims abstract description 19
- 239000007789 gas Substances 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 239000011148 porous material Substances 0.000 claims abstract description 5
- 239000011521 glass Substances 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 claims 1
- 230000036760 body temperature Effects 0.000 abstract description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Abstract
The invention discloses a kind of outdoor Intelligent control cabinet and control method thereof, including the cabinet sealed, nitrogen chamber and the control system being arranged in cabinet；It is connected by charge valve between gas access and the gas outlet of nitrogen chamber of described cabinet, the top of cabinet is provided with rainproof top cover, and the front of cabinet is provided with door, is fixed with the steel plate for placing object in cabinet, the side of cabinet is provided with pressure relief valve, and nitrogen chamber is provided with nitrogen air-filled pore；Described control system includes the first temperature sensor, nitrogen gas concn detector, pressure transducer and controller, is provided with the second temperature sensor, processor and temperature controller in described nitrogen chamber.The present invention can realize being automatically adjusted of cabinet body temperature, gas componant and pressure, it is ensured that the properly functioning and service life of each equipment in cabinet.
Description
Technical field
The invention belongs to intelligent grid High-Voltage Electrical Appliances Intelligent control cabinet technical field, relate to a kind of outdoor
Intelligent control cabinet and control method thereof.
Background technology
Development along with intelligent grid, it is desirable to the intelligence on GIS and main transformer equipment on the spot in transformer station
Equipment gets more and more, current Intelligent control cabinet wide in variety, and producer is different.But for outdoor intelligence
Can switch board, due to switch board for seal structure, its run use during, due to weather because of
Element causes Intelligent control cabinet internal temperature to change greatly.Especially when outdoor temperature is relatively low, due to intelligence
Can switch board internal unit heating, easily cause dew condensation phenomenon, have a strong impact on Intelligent control cabinet or even
The safe operation of electrical network.And existing outdoor Intelligent control cabinet mainly uses air vent and humiture control
System processed, in cabinet internal regulation temperature, causes some areas (such as southern climates relatively owing to air flows into
Humid area) humidity is difficult to reach claimed range, simultaneously because difference variation, so that in cabinet
Pressure change, and then properly functioning and service life of each equipment in affecting cabinet.
Summary of the invention
It is an object of the invention to the shortcoming overcoming above-mentioned prior art, it is provided that a kind of outdoor intelligence
Switch board and control method thereof, this switch board and control method thereof can realize cabinet body temperature, gas
Being automatically adjusted of body composition and pressure, it is ensured that the properly functioning and service life of each equipment in cabinet.
For reaching above-mentioned purpose, cabinet that outdoor Intelligent control cabinet of the present invention includes sealing,
Nitrogen chamber and the control system being arranged in cabinet；
It is connected by charge valve between gas access and the gas outlet of nitrogen chamber of described cabinet,
The top of cabinet is provided with rainproof top cover, and the front of cabinet is provided with door, is fixed with for placing in cabinet
The steel plate of object, the side of cabinet is provided with pressure relief valve, and nitrogen chamber is provided with nitrogen air-filled pore；
Described control system includes the first temperature sensor, nitrogen gas concn detector, pressure transducer
And controller, the outfan of temperature sensor, the outfan of nitrogen gas concn detector and pressure sensing
The outfan of device is all connected with the input of controller, the outfan of controller and pressure relief valve
The control end controlling end and charge valve be connected；
The second temperature sensor, processor and temperature controller, the second temperature it is provided with in described nitrogen chamber
The outfan of degree sensor is connected with the outfan of processor, the outfan of processor and temperature control
The control end of device processed is connected.
Described door is provided with glass window and handle.
The outer wall of described glass window is pasted with thermal isolation film.
The width of described rainproof top cover is more than the width of cabinet.
The two ends of described steel plate all support angle steel by steel plate and are fixed on inside the two of cabinet.
The side of described cabinet is provided with for controlling the switch that controller opens or closes.
The control method of outdoor Intelligent control cabinet of the present invention comprises the following steps:
Temperature information in first temperature sensor real-time detecting box body, and described temperature information is turned
Sending in controller, whether the temperature that controller judges in cabinet according to described temperature information is more than
In preset temperature maximum threshold values or whether less than or equal to preset temperature minimum threshold values, when the temperature in cabinet
When degree is more than or equal to preset temperature maximum threshold values or less than or equal to preset temperature minimum threshold values, then produce
First signal of telecommunication, and open charge valve according to described first signal of telecommunication, make the gas in nitrogen chamber enter
Enter in cabinet；The concentration information of nitrogen in nitrogen gas concn detector real-time detecting box body, and will inspection
The concentration information recorded is forwarded in controller, and controller judges according to described nitrogen gas concn information
In cabinet, whether the concentration of nitrogen is less than or equal to pre-set threshold value, when the nitrogen gas concn in cabinet is less than
When pre-set threshold value, produce second signal of telecommunication, and open according to described second signal of telecommunication control charge valve,
The nitrogen in nitrogen chamber is made to enter in cabinet；Pressure letter in pressure transducer real-time detecting box body
Breath, and described pressure information is forwarded in controller, controller judges according to described pressure information
Whether the pressure in cabinet is more than or equal to preset pressure maximum threshold values, when the pressure in cabinet is more than
When preset pressure maximum threshold values, then produce second signal of telecommunication, and according to described second signal of telecommunication control
Pressing pressure relief valve is opened, and makes the gas in cabinet discharge；
Second temperature sensor detects the temperature information in nitrogen chamber in real time, and by described temperature information
Be forwarded in processor, according to described temperature information, processor judges that whether the temperature in nitrogen chamber exists
Within the scope of the temperature preset, when the temperature in nitrogen chamber is beyond the temperature range preset, then pass through
Temperature in nitrogen chamber is adjusted within the scope of the temperature preset by temperature controller.
The method have the advantages that
Outdoor Intelligent control cabinet of the present invention and control method thereof use the cabinet sealed to deposit
In transformer station, the smart machine on GIS and main transformer equipment on the spot, is come for cabinet by nitrogen chamber simultaneously
Inside pour nitrogen, thus air is discharged, reach to completely cut off air, prevent condensation fortune normal to equipment
The adverse effect of row, by pressure, temperature and nitrogen gas concn in detection device detecting box body, and
Adjusted air pressure, temperature and the nitrogen gas concn in cabinet by controller in real time, make cabinet inner loop
Border maintains in a stable scope, thus ensures in transformer station on GIS and main transformer equipment on the spot
Smart machine normally work and service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation in the present invention within cabinet.
Wherein, 1 be rainproof top cover, 2 for glass window, 3 for handle, 4 for pressure relief valve,
5 be temperature controller, 6 for switch, 7 for nitrogen air-filled pore, 8 for steel plate, 9 for steel plate support
Angle steel, 10 be charge valve, 11 for control system.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described in further detail:
With reference to Fig. 1 and Fig. 2, cabinet that outdoor Intelligent control cabinet of the present invention includes sealing,
Nitrogen chamber and the control system 11 being arranged in cabinet；The gas access of described cabinet and nitrogen chamber
Gas outlet between be connected by charge valve 10, the top of cabinet is provided with rainproof top cover 1, cabinet
The front of body is provided with door, is fixed with the steel plate 8 for placing object in cabinet, and the side of cabinet sets
Having pressure relief valve 4, nitrogen chamber is provided with nitrogen air-filled pore 7；Described control system 11 includes first
Temperature sensor, nitrogen gas concn detector, pressure transducer and controller, temperature sensor defeated
Go out outfan all defeated with controller of end, the outfan of nitrogen gas concn detector and pressure transducer
Entering end to be connected, the outfan of controller controls end and the control of charge valve 10 with pressure relief valve 4
End processed is connected；The second temperature sensor, processor and temperature controller it is provided with in described nitrogen chamber
5, the outfan of the second temperature sensor is connected with the outfan of processor, the outfan of processor
Being connected with the control end of temperature controller 5, door is provided with glass window 2 and handle 3, glass
The outer wall of observation window 2 is pasted with thermal isolation film, and the width of rainproof top cover 1 is more than the width of cabinet, steel
The two ends of plate 8 all support angle steel 9 by steel plate and are fixed on inside the two of cabinet, and the side of cabinet sets
Have for controlling the switch 6 that controller opens or closes.
The control method of outdoor Intelligent control cabinet of the present invention comprises the following steps:
Temperature information in first temperature sensor real-time detecting box body, and described temperature information is turned
Sending in controller, whether the temperature that controller judges in cabinet according to described temperature information is more than
In preset temperature maximum threshold values or whether less than or equal to preset temperature minimum threshold values, when the temperature in cabinet
When degree is more than or equal to preset temperature maximum threshold values or less than or equal to preset temperature minimum threshold values, then produce
First signal of telecommunication, and open charge valve 10 according to described first signal of telecommunication, make the gas in nitrogen chamber
Enter in cabinet；The concentration information of nitrogen in nitrogen gas concn detector real-time detecting box body, and will
The concentration information that detection obtains is forwarded in controller, and controller is sentenced according to described nitrogen gas concn information
In disconnected cabinet, whether the concentration of nitrogen is less than or equal to pre-set threshold value, when the nitrogen gas concn in cabinet is less than
Produce second signal of telecommunication during equal to pre-set threshold value, and control charge valve 10 according to described second signal of telecommunication
Open, make the nitrogen in nitrogen chamber enter in cabinet；In pressure transducer real-time detecting box body
Pressure information, and described pressure information is forwarded in controller, controller is believed according to described pressure
Breath judges whether the pressure in cabinet is more than or equal to preset pressure maximum threshold values, when the pressure in cabinet
During more than or equal to preset pressure maximum threshold values, then produce second signal of telecommunication, and according to described second electricity
Signal controls pressure relief valve 4 and opens, and makes the gas in cabinet discharge；
Second temperature sensor detects the temperature information in nitrogen chamber in real time, and by described temperature information
Be forwarded in processor, according to described temperature information, processor judges that whether the temperature in nitrogen chamber exists
Within the scope of the temperature preset, when the temperature in nitrogen chamber is beyond the temperature range preset, then pass through
Temperature in nitrogen chamber is adjusted within the scope of the temperature preset by temperature controller 5.
Claims (7)
1. an outdoor Intelligent control cabinet, it is characterised in that include seal cabinet, nitrogen chamber with
And the control system (11) being arranged in cabinet；
It is connected by charge valve (10) between gas access and the gas outlet of nitrogen chamber of described cabinet
Connecing, the top of cabinet is provided with rainproof top cover (1), and the front of cabinet is provided with door, is fixed with use in cabinet
In the steel plate (8) of placement object, the side of cabinet is provided with pressure relief valve (4), and nitrogen chamber is provided with nitrogen
Gas air-filled pore (7)；
Described control system (11) includes that the first temperature sensor, nitrogen gas concn detector, pressure pass
Sensor and controller, the outfan of the first temperature sensor, the outfan of nitrogen gas concn detector and pressure
The outfan of force transducer is all connected with the input of controller, and the outfan of controller is released with pressure
The control end of the control end and charge valve (10) of putting valve (4) is connected；
The second temperature sensor, processor and temperature controller (5) it is provided with in described nitrogen chamber, second
The outfan of temperature sensor is connected with the input of processor, the outfan of processor and temperature control
The control end of device processed (5) is connected.
Outdoor Intelligent control cabinet the most according to claim 1, it is characterised in that described door sets
There are glass window (2) and handle (3).
Outdoor Intelligent control cabinet the most according to claim 2, it is characterised in that described glass
The outer wall of observation window (2) is pasted with thermal isolation film.
Outdoor Intelligent control cabinet the most according to claim 1, it is characterised in that described rainproof
The width of top cover (1) is more than the width of cabinet.
Outdoor Intelligent control cabinet the most according to claim 1, it is characterised in that described steel plate
(8) two ends all support angle steel (9) by steel plate and are fixed on inside the two of cabinet.
Outdoor Intelligent control cabinet the most according to claim 1, it is characterised in that described cabinet
Side be provided with for controlling the switch (6) that controller opens or closes.
7. the control method of an outdoor Intelligent control cabinet, it is characterised in that based on claim 1
Described outdoor Intelligent control cabinet, comprises the following steps:
Temperature information in first temperature sensor real-time detecting box body, and described temperature information is forwarded
To controller, according to described temperature information, controller judges that whether the temperature in cabinet is more than or equal to pre-
If maximum temperature threshold values or whether less than or equal to preset temperature minimum threshold values, when the temperature in cabinet is more than
Equal to preset temperature maximum threshold values or less than or equal to preset temperature minimum threshold values time, then produce the first telecommunications
Number, and open charge valve (10) according to described first signal of telecommunication, make the gas in nitrogen chamber enter into
In cabinet；The concentration information of nitrogen in nitrogen gas concn detector real-time detecting box body, and detection is obtained
Concentration information be forwarded in controller, controller judges nitrogen in cabinet according to described nitrogen gas concn information
Whether the concentration of gas is less than or equal to pre-set threshold value, when the nitrogen gas concn in cabinet is less than or equal to pre-set threshold value
Time produce second signal of telecommunication, and control charge valve (10) according to described second signal of telecommunication and open, make nitrogen
Nitrogen in air chamber enters in cabinet；Pressure information in pressure transducer real-time detecting box body, and
Described pressure information is forwarded in controller, in controller judges cabinet according to described pressure information
Whether pressure is more than or equal to preset pressure maximum threshold values, when the pressure in cabinet is more than or equal to preset pressure
During maximum threshold values, then produce second signal of telecommunication, and control pressure relief valve according to described second signal of telecommunication
(4) open, make the gas in cabinet discharge；
Second temperature sensor detects the temperature information in nitrogen chamber in real time, and is turned by described temperature information
Send in processor, according to described temperature information, processor judges whether the temperature in nitrogen chamber is being preset
Within the temperature range of, when the temperature in nitrogen chamber is beyond the temperature range preset, then by temperature control
Temperature in nitrogen chamber is adjusted within the scope of the temperature preset by device processed (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410743118.3A CN104656701B (en) | 2014-12-05 | 2014-12-05 | A kind of outdoor Intelligent control cabinet and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410743118.3A CN104656701B (en) | 2014-12-05 | 2014-12-05 | A kind of outdoor Intelligent control cabinet and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104656701A CN104656701A (en) | 2015-05-27 |
| CN104656701B true CN104656701B (en) | 2016-09-14 |
Family
ID=53247959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410743118.3A Active CN104656701B (en) | 2014-12-05 | 2014-12-05 | A kind of outdoor Intelligent control cabinet and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104656701B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107046784A (en) * | 2017-01-20 | 2017-08-15 | 成都百胜野牛科技有限公司 | Electronic and electrical equipment storing apparatus and electronic and electrical equipment |
| CN107422766A (en) * | 2017-09-08 | 2017-12-01 | 广西邦世电气有限公司 | A kind of steady air pressure power balance device |
| CN107565413A (en) * | 2017-09-28 | 2018-01-09 | 正泰集团成套设备制造有限公司 | A kind of Intelligent safe power distribution box |
| CN107942901A (en) * | 2017-11-16 | 2018-04-20 | 北京小米移动软件有限公司 | information generating method and device |
| CN113086476B (en) * | 2021-04-08 | 2023-04-07 | 苏州通富超威半导体有限公司 | Material storage management method, device and system for nitrogen cabinet and storage medium |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4260876A (en) * | 1978-12-11 | 1981-04-07 | Anthony's Manufacturing Company, Inc. | Dew point differential power controller |
| JPH04168509A (en) * | 1990-10-31 | 1992-06-16 | Mitsubishi Electric Corp | Dew condensation preventing device in electric apparatus device |
| CN102999062A (en) * | 2012-09-21 | 2013-03-27 | 国家电网公司 | Switch cabinet internal temperature control system |
| CN203259913U (en) * | 2013-06-07 | 2013-10-30 | 国家电网公司 | Environment intelligent monitoring and controlling device of switch room of transformer substation |
| CN104076849B (en) * | 2014-07-21 | 2016-06-29 | 国家电网公司 | A kind of method of load configuration and switching in convergence control cabinet temperature and humidity regulation system |
-
2014
- 2014-12-05 CN CN201410743118.3A patent/CN104656701B/en active Active
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|---|---|
| CN104656701A (en) | 2015-05-27 |
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