CN206163955U - High pressure of cooling dehumidification becomes electricity distribution room - Google Patents
High pressure of cooling dehumidification becomes electricity distribution room Download PDFInfo
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- CN206163955U CN206163955U CN201621158110.1U CN201621158110U CN206163955U CN 206163955 U CN206163955 U CN 206163955U CN 201621158110 U CN201621158110 U CN 201621158110U CN 206163955 U CN206163955 U CN 206163955U
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- air exhauster
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- high pressure
- switchhouse
- cable duct
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Abstract
The utility model discloses a high pressure of cooling dehumidification becomes electricity distribution room mainly includes the cable pit, first air exhauster and the second air exhauster of crisscross setting in the high pressure becomes electricity distribution room, and crisscross fourth air exhauster and the 5th air exhauster of being provided with in the cable pit, hot wall is prevented to the sealed twice that set up of cable pit import department, the middle dehumidizer that is equipped with of hot wall is prevented to twice. The utility model discloses a middle mode that sets up dehumidizer of hot wall is prevented to twice, prevented that the moisture in the air from getting into the cable pit, the humidity of high -pressure change electricity distribution room has been reduced, through the crisscross air exhauster that sets up convulsions opposite direction in the high pressure becomes electricity distribution room and in the cable pit, the efficiency of the interior circulation of air of indoor and ditch is improved, and cooperation temperature and humidity sensor, the use of dehumidifier and air conditioner becomes electricity distribution room to the high pressure and carries out multistage cooling dehumidification, intelligence low consumption ground real time monitoring high pressure becomes the humiture of electricity distribution room, the security and the life of high -pressure change electricity distribution room have further been improved.
Description
Technical field
The utility model is related to the monitoring of high pressure changed into switchhouse humiture and control technology field, more particularly to a kind of cooling
The high pressure changed into switchhouse of dehumidifying.
Background technology
Equipment electric pressure in high pressure changed into switchhouse is high, and insulating properties are strong, equipment long-play, and insulating properties can be by
Gradually decline, every summer and rainy wet season, the increase of distribution indoor humidity causes equipment to make moist, and there are electric discharge phenomena often, gently
Then threaten equipment normal safe operation, it is heavy then make it is apparatus insulated puncture, cause short circuit, cause system large-area power-cuts, or even
Generation blast damage equipment.The Chinese invention patent of Application No. CN201510363176.8 discloses a kind of high-tension distribution chamber of converting drop
Warm dehumidification energy-saving device, mainly including outdoor temperature sensor, indoor temperature transmitter, outside humidity sensor, indoor humidity
Sensor, axial flow blower, air-conditioning and dehumidifier, the device is protected by adjusting axial flow blower, air-conditioning and the working time of dehumidifier
Card high voltage power distribution Indoor Temperature degree and humidity are in normal condition, but the device complex operation, and can not be to high-tension distribution chamber of converting
Interior cable duct plays effective cool-down dehumidification effect.
Utility model content
The purpose of this utility model is to provide a kind of high pressure changed into switchhouse of cool-down dehumidification, is ensureing in high pressure changed into switchhouse
The cool-down dehumidification performance of cable duct is improve while cool-down dehumidification effect, and change distribution can be adjusted according to varying environment situation
The temperature and humidity of room is to normal range (NR), intelligence, low consumption, high safety.
The technical solution adopted in the utility model is：
The high pressure changed into switchhouse of a kind of cool-down dehumidification, including the high-voltage board, cable duct, the room that are arranged in high pressure changed into switchhouse
Interior temperature sensor, indoor humidity sensor, indoor dehumidifier, air-conditioning, control unit and display unit, also include being taken out to interior
First air exhauster of wind, the second air exhauster to outdoor air draft, the 3rd air exhauster to outdoor air draft and fire wall, the first exhausting
Machine and the second air exhauster are crisscross arranged in relative two sidewalls in high pressure changed into switchhouse, and the 3rd air exhauster is arranged on second and takes out
Near blower fan, and it is provided with the air intake of the first air exhauster except wet layer, fire wall is sealed in the entrance of cable duct, electricity
Cable duct is passed in cable slave firewall, fire wall there are twice and is provided with dehumidizer between twice fire wall；Indoor Temperature
Degree sensor and indoor humidity sensor are connected respectively with the signal input part of control unit, the first air exhauster, the second exhausting
Machine, the 3rd air exhauster, indoor dehumidifier, air-conditioning and display unit are connected respectively with the signal output part of control unit.
In order in time cable duct be lowered the temperature and be dehumidified, arrange in cable duct in oriented ditch the 4th air exhauster of exhausting and
The 5th air exhauster of air draft to outside ditch, the 4th air exhauster and the interlaced two side walls for being arranged on cable duct of the 5th air exhauster
On, and the 4th air exhauster and the 5th air exhauster be connected respectively with the signal output part of control unit, the 4th air exhauster and the 5th
Air exhauster is connected by pipeline with outdoor.
The quantity of the 4th air exhauster is more than or equal to 1, and the quantity of the 5th air exhauster is more than or equal to 1.
In order to be lowered into the humidity of air in cable duct, also including fume hood, fume hood is arranged on the wall of cable duct side
At the air intake of the 4th air exhauster, and it is provided with fume hood except wet layer, air passes sequentially through pipeline, fume hood and the 4th and takes out
Blower fan is from outdoor suction cable duct.
For the temperature and humidity in effective control high-voltage board, the utility model also includes the high pressure being arranged in high-voltage board
Cabinet temperature sensor, high-voltage board humidity sensor, heater and condensation-preventing device, the high-voltage board temperature sensor and high-voltage board
Humidity sensor is connected respectively with the signal input part of control unit, and the heater and condensation-preventing device are single with control respectively
The signal output part of unit is connected.
Preferably, the first air exhauster, the second air exhauster, the 3rd air exhauster, the 4th air exhauster and the 5th air exhauster adopt axle
Flow fan or centrifugal blower.
The utility model arranges twice fire wall by the sealing in the entrance of cable duct, and sets in the middle of twice fire wall
Put dehumidizer, the moisture that effectively prevent in air enters cable duct, improve the wet-out property of high pressure changed into switchhouse, by
Be crisscross arranged the design feature of exhausting air exhauster in opposite direction in high pressure changed into switchhouse and in cable duct, improves in indoor and ditch
The efficiency of air circulation, and coordinate humidity sensor, temperature sensor and air-conditioning use high pressure changed into switchhouse is carried out it is multistage
Cool-down dehumidification, the temperature and humidity of intelligent low consumption ground monitor in real time high pressure changed into switchhouse, further increases high pressure changed into switchhouse
Security and service life.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the top view of cable duct 2 in Fig. 1.
Specific embodiment
As shown in figure 1, the utility model includes high-voltage board 1, the cable duct 2, Indoor Temperature being arranged in high pressure changed into switchhouse
Degree sensor 3, indoor humidity sensor 4, indoor dehumidifier 5, air-conditioning 6, control unit 7 and display unit 8, are also included to interior
First air exhauster 9 of exhausting, the second air exhauster 10 to outdoor air draft, the 3rd air exhauster 11 and fire wall to outdoor air draft
12.First air exhauster 9 and the second air exhauster 10 are crisscross arranged in relative two sidewalls in high pressure changed into switchhouse, the 3rd exhausting
Machine 11 is arranged near the second air exhauster 10, and is provided with the air intake of the first air exhauster 9 except wet layer, and fire wall 12 is close
Envelope is arranged on the entrance of cable duct 2, is passed in cable slave firewall 12 in cable duct 2, fire wall 12 have twice and
Dehumidizer 13 is provided between twice fire wall 12, so can effectively prevent the moisture in outside cable ditch 2 from getting in electricity
Cable ditch 2 and switchgear house.Indoor temperature transmitter 3 and indoor humidity sensor 4 are connected respectively with the signal input part of control unit 7
Connect, the first air exhauster 9, the second air exhauster 10, the 3rd air exhauster 11, indoor dehumidifier 5, air-conditioning 6 and display unit 8 respectively with control
The signal output part of unit processed 7 is connected.Display unit 8 is used to check each equipment operation situation and Display Technique personnel setting
The information such as humiture number range, it is also possible to replacing with display unit 8 can be input into the man-machine interface of control information, realize aobvious
Show and touch-control dual-use function.
First air exhauster 9 and the second air exhauster 10 are crisscross arranged, and two relative sidewalls are preferably provided at herein diagonal
On position, such design feature can make room air circulation more fully, improve dehumidifying and the efficiency lowered the temperature.First takes out
The quantity of blower fan 9, the second air exhauster 10 and the 3rd air exhauster 11 is at least one, particular number can according to usable floor area etc. because
Element is selected.
First air exhauster 9, the second air exhauster 10 and the 3rd air exhauster 11 are excellent herein using axial flow blower or centrifugal blower
The first air exhauster 9 and the second air exhauster 10 is selected to adopt axial flow blower, the 3rd air exhauster 11 to adopt centrifugal blower.Technical staff according to
The features such as site environment weather design temperature and humidity grade, four grades, Indoor Temperature angle value T tables are preferably set to herein
Show, indoor relative humidity values are represented with RH, the first order, Indoor Temperature angle value T and interior detected when indoor temperature transmitter 3 is wet
When in the normal range (NR) that the indoor relative humidity values that degree sensor 4 is detected set all in technical staff, all air exhausters are all
It is closed；The second level, when Indoor Temperature angle value T is T1≤T ＜ T2, or indoor relative humidity values RH is RH1≤RH
During ＜ RH2, control unit 7 controls the first air exhauster 9 and the second air exhauster 10 is opened；The third level, when Indoor Temperature angle value T be T2≤
T ＜ T3, or indoor relative humidity values RH, when being RH2≤RH ＜ RH3, control unit 7 controls the 3rd air exhauster 11 and opens, and accelerates empty
Air-flow leads to；The fourth stage, when Indoor Temperature angle value T is T3≤T ＜ T4, or during indoor relative humidity values RH >=RH3, control unit 7 is controlled
Indoor dehumidifier processed 5 is opened, and is dehumidified, and when indoor temperature T is further raised to above equal to T4, control unit 7 is opened
Air-conditioning 6 carries out cool-down dehumidification.Axial flow blower haves the advantages that energy consumption is low, and centrifugal blower then has power height, cool-down dehumidification speed fast
Advantage, be so used in combination, both ensured the effect of the dehumidifying of effective temperature-reducing in high pressure changed into switchhouse, energy consumption is reduced again.
It is pointed out that the numerical values recited of T1, T2, T3, T4, RH1, RH2 and RH3, needs by technical staff according to reality
Border workplace, carry out selection setting using status of equipment etc..
For the 4th air exhauster 14 in time exhausting in the oriented ditch of setting in cool-down dehumidification, cable duct 2 being carried out to cable duct 2
With the 5th air exhauster 15 to air draft outside ditch, the 4th air exhauster 14 and the 5th air exhauster 15 can be using axial flow blower or centrifugation wind
Machine etc., the quantity of the 4th air exhauster 14 is at least 1, and the quantity of the 5th air exhauster 15 is at least 1, and particular number is according to cable
The factors such as the length and amblent air temperature of ditch 2 are selected.
Herein preferably the 4th air exhauster 14 and the 5th air exhauster 15 adopt axial flow blower, the 4th air exhauster 14 and the 5th to take out
Blower fan 15 is interlaced to be arranged on two side walls of cable duct 2, increases ditch inner air flow efficiency, and the He of the 4th air exhauster 14
5th air exhauster 15 is connected respectively with the signal output part of control unit 7, and the 4th air exhauster 14 and the 5th air exhauster 15 lead to
Piping is connected with outdoor.
It is additionally provided with to be provided with fume hood 16, fume hood 16 at the air intake of the 4th air exhauster 14 on the side wall of cable duct 2 and removes
Wet layer, air by pipeline enter fume hood 16, in fume hood 16 after dried process by the 4th air exhauster 14 from outdoor
In suction cable duct 2, the humidity into the air in ditch is reduced.Because cable duct 2 easily gathers moisture, therefore in normal shape
Under condition, preferably the 4th air exhauster 14 and the 5th air exhauster 15 are normally open, and in control unit 7 cycle time is arranged, each
During end cycle, the display cycle of 7 control display unit of control unit 8 terminates warning, and reminding technology personnel close the 4th air exhauster
14 and the 5th air exhauster 15, and to overhauling in cable duct 2, check in ditch whether there is whether ponding, cable have damage, and
Except whether wet layer needs replacing etc. in fume hood 16.
Because cable duct 2 is connected with high-voltage board 1, therefore the moisture in cable duct 2 can enter high-voltage board 1 unavoidably, in order to
Temperature and humidity in effective control high-voltage board 1, the utility model also includes the high-voltage board TEMP being arranged in high-voltage board 1
Device 17, high-voltage board humidity sensor 18, heater 19 and condensation-preventing device 20, high-voltage board temperature sensor 17 and high-voltage board humidity
Sensor 18 is connected respectively with the signal input part of control unit 7, and heater 19 and condensation-preventing device 20 are single with control respectively
The signal output part of unit 7 is connected.Technical staff sets normal temperature humidity range value and temperature extremes by control unit 7
Value, in normal state, when high-voltage board temperature sensor 17 detects normal range value of the in-cabinet temperature in setting, while high
When humidity is in normal range value in the detecting box of pressure cabinet humidity sensor 18, heater 19 and condensation-preventing device 20 are in closing shape
State.Due to the interior temperature of high-voltage board 1 spend it is low can damage device in cabinet, therefore when in-cabinet temperature is less than normal range value, control is single
Unit 7 controls heater 19.When humidity exceeds the normal range value of setting in cabinet, while in-cabinet temperature is in normal range (NR)
When, the heater 19 of control unit 7 dehumidifies.In hot area or season, the dehumidifying of heater 19 can be caused in high-voltage board 1
Temperature is too high so as to damage device in cabinet, therefore, exceeding setting just when high-voltage board humidity sensor 18 detects humidity in cabinet
Often value range, while when high-voltage board temperature sensor 17 detects in-cabinet temperature higher than temperature extremes, heater 19 is closed, controls
The condensation-preventing device 20 of unit processed 7 is dehumidified.When in-cabinet temperature goes beyond the limit of temperature value, displays temperature is different on display unit 8
Normal warning information, to warn technical staff to check whether broken down in high-voltage board 1 in time.
The utility model is flexibly grasped by multi-point monitoring, comprehensively control, easy to operate, not by outside air humidity
Affect, effectively contained the problem of high humidity in distribution room, improve apparatus insulated performance, do not make equipment Discharge Phenomena, from
And improve the reliability of equipment operation safety.Eliminate the hidden danger that equipment discharges in rainy wet season, it is ensured that high pressure is for matching somebody with somebody
The safe operation of electric system.
Finally it should be noted that：Above example only to illustrate the technical solution of the utility model, rather than a limitation；
Although being described in detail to the utility model with reference to the foregoing embodiments, it will be understood by those within the art that,
It still can modify to the technical scheme described in previous embodiment, either to which part or all technical characteristic
Equivalent is carried out, and these are changed or are replaced, the essence for not making appropriate technical solution departs from the utility model embodiment
The scope of technical scheme.
Claims (6)
1. the high pressure changed into switchhouse of a kind of cool-down dehumidification, including the high-voltage board, cable duct, the interior that are arranged in high pressure changed into switchhouse
Temperature sensor, indoor humidity sensor, indoor dehumidifier, air-conditioning, control unit and display unit, it is characterised in that：Also wrap
Include the first air exhauster to indoor exhausting, the second air exhauster to outdoor air draft, the 3rd air exhauster to outdoor air draft and fire prevention
Wall, the first air exhauster and the second air exhauster are crisscross arranged in relative two sidewalls in high pressure changed into switchhouse, the 3rd air exhauster
It is arranged near the second air exhauster, and is provided with the air intake of the first air exhauster except wet layer, fire wall is sealingly disposed in
The entrance of cable duct, is passed in cable duct in cable slave firewall, and fire wall has twice, and between twice fire wall
It is provided with dehumidizer；Indoor temperature transmitter and indoor humidity sensor are connected respectively with the signal input part of control unit,
First air exhauster, the second air exhauster, the 3rd air exhauster, indoor dehumidifier, air-conditioning and display unit respectively with the letter of control unit
Number output end is connected.
2. the high pressure changed into switchhouse of a kind of cool-down dehumidification according to claim 1, it is characterised in that：Set in the cable duct
The 4th air exhauster and the 5th air exhauster to air draft outside ditch of the exhausting into ditch are equipped with, the 4th air exhauster and the 5th air exhauster are mutual
Be crisscross arranged on two side walls of cable duct, and the 4th air exhauster and the 5th air exhauster respectively with the signal output of control unit
End is connected, and the 4th air exhauster and the 5th air exhauster are connected by pipeline with outdoor.
3. the high pressure changed into switchhouse of a kind of cool-down dehumidification according to claim 2, it is characterised in that：4th air exhauster
Quantity be more than or equal to 1, the quantity of the 5th air exhauster is more than or equal to 1.
4. the high pressure changed into switchhouse of a kind of cool-down dehumidification according to claim 3, it is characterised in that：Also include fume hood,
Fume hood is arranged on the wall of cable duct side at the air intake of the 4th air exhauster, and is provided with fume hood except wet layer, air according to
It is secondary by pipeline, fume hood and the 4th air exhauster from outdoor suction cable duct.
5. a kind of high pressure changed into switchhouse of the cool-down dehumidification according to any one of Claims 1 to 4, its feature exists：Also wrap
Include high-voltage board temperature sensor, high-voltage board humidity sensor, heater and the condensation-preventing device being arranged in high-voltage board, the height
Pressure cabinet temperature sensor and high-voltage board humidity sensor be connected with the signal input part of control unit respectively, the heater and
Condensation-preventing device is connected respectively with the signal output part of control unit.
6. the high pressure changed into switchhouse of a kind of cool-down dehumidification according to claim 5, it is characterised in that：First exhausting
Machine, the second air exhauster, the 3rd air exhauster, the 4th air exhauster and the 5th air exhauster are using axial flow blower or centrifugal blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621158110.1U CN206163955U (en) | 2016-10-25 | 2016-10-25 | High pressure of cooling dehumidification becomes electricity distribution room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621158110.1U CN206163955U (en) | 2016-10-25 | 2016-10-25 | High pressure of cooling dehumidification becomes electricity distribution room |
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| Publication Number | Publication Date |
|---|---|
| CN206163955U true CN206163955U (en) | 2017-05-10 |
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ID=58654434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621158110.1U Active CN206163955U (en) | 2016-10-25 | 2016-10-25 | High pressure of cooling dehumidification becomes electricity distribution room |
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| CN (1) | CN206163955U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107367024A (en) * | 2017-08-04 | 2017-11-21 | 国网安徽省电力公司合肥供电公司 | A kind of indoor station protection against the tide condensation prevention control method |
| CN107461897A (en) * | 2017-08-04 | 2017-12-12 | 国网安徽省电力公司合肥供电公司 | A kind of indoor station protection against the tide anti-condensation control system |
| CN109714937A (en) * | 2019-02-22 | 2019-05-03 | 封连杰 | A kind of control method of the cooling system of electrical cabinet |
-
2016
- 2016-10-25 CN CN201621158110.1U patent/CN206163955U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107367024A (en) * | 2017-08-04 | 2017-11-21 | 国网安徽省电力公司合肥供电公司 | A kind of indoor station protection against the tide condensation prevention control method |
| CN107461897A (en) * | 2017-08-04 | 2017-12-12 | 国网安徽省电力公司合肥供电公司 | A kind of indoor station protection against the tide anti-condensation control system |
| CN109714937A (en) * | 2019-02-22 | 2019-05-03 | 封连杰 | A kind of control method of the cooling system of electrical cabinet |
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