CN101938090B - Transformer substation and aeration-cooling method thereof - Google Patents
Transformer substation and aeration-cooling method thereof Download PDFInfo
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- CN101938090B CN101938090B CN2010102434435A CN201010243443A CN101938090B CN 101938090 B CN101938090 B CN 101938090B CN 2010102434435 A CN2010102434435 A CN 2010102434435A CN 201010243443 A CN201010243443 A CN 201010243443A CN 101938090 B CN101938090 B CN 101938090B
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- air inlet
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- room air
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- 238000001816 cooling Methods 0.000 title claims abstract description 28
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- 239000000523 sample Substances 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 230000008030 elimination Effects 0.000 abstract 1
- 238000003379 elimination reaction Methods 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 238000013517 stratification Methods 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
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Abstract
The invention relates to a transformer substation and an aeration-cooling method thereof, which is characterized in that an air inlet of a machine room and an air outlet of a machine room are arranged on the same side wall of the machine room of the transformer substation, the air inlet of the machine room is arranged on one end of the side wall close to the bottom, and the air outlet of the machine room is arranged on the other end of the side wall close to the roof. Small-quantity low-speed air flow is supplied to the machine room of the transformer substation from the air inlet of the machine room. After being rebounded by a side wall adjacent to the air inlet of the machine room, the low-speed air flow is driven by hot air buoyancy lift formed by the heating of electric equipment to rise to flow through the electric equipment; and hot air flow heated by the electric equipment is discharged out of the machine room from the air outlet of the machine room. By the invention, the controllable small-quantity low-speed air flow can be used for aeration-cooling of the electric equipment in a closed space, such as the transformer substation, and the like, thereby improving aeration-cooling efficiency, greatly reducing energy consumption and elimination noise pollution to surroundings.
Description
Technical field
The present invention relates to the aeration-cooling method of a kind of enclosure space, especially relate to the aeration-cooling method of transformer station and transformer station of a kind of being used for " indoor " or " underground ".
Background technology
For a long time; Great majority enclosure space such as " indoor " or " underground " transformer stations or other similar site aeration-cooling is employed in the mode that air outlet is installed powerful blower fan usually; Force the pump drainage mode aeration-cooling to enclosure space through machinery, directly cooling perhaps also can install an air-conditioner in enclosure space.Not only effect is not satisfactory for above-mentioned aeration-cooling method, also derives a large amount of other problems.For example; Be provided with electric equipments such as high-voltage board, low-voltage cabinet, transformer in transformer station's machine room; The next aeration-cooling meeting of powerful blower fan is installed brings a large amount of dusts and float on airborne salt or acidic materials, the surface that they are attached to electric equipment or insulator forms dirt, corrosion electric equipment even formation discharge channel; Cause security incidents such as creepage, pollution flashover, have potential safety hazard; In the electric equipment underloading or tend to cause excessive cooling night when outdoor temperature is low; The wet volume capacity of air is descended even reach capacity; And, cause insulation faults such as discharge, flashover at the surface of equipment or insulator formation condensation, there is potential safety hazard equally; The heater of having to so again to be eliminating condensation, or equipment such as dehumidifier is installed dehumidified.In addition, because existing aeration-cooling mode causes the turbulent flow or the mixed flow of air-flow in whole transformer station inner space, aeration-cooling efficient is lower, causes a large amount of energy loss, and surrounding enviroment are caused bigger noise pollution.
Summary of the invention
The applicant is to above-mentioned problem; Having carried out research improves; Provide a kind of transformer station and transformer station aeration-cooling method,, improve aeration-cooling efficient to solve negative effects such as high energy consumption that aeration-cooling facility of enclosure space or other similar site such as " indoor " or " underground " transformer station in the prior art and method bring, high noisy, dust stratification; Reduce energy resource consumption, and eliminate noise pollution surrounding enviroment.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of transformer station; Comprise machine room; Machine room is made up of four sidewalls, bottom surface and end faces, and electric equipment is arranged on the central authorities of said machine room, and machine room air inlet and machine room air outlet are arranged on the same sidewall of said machine room; Said machine room air inlet is arranged on place, the nearly bottom surface of this sidewall one termination, and said machine room air outlet is arranged on this sidewall other end near the end face place; Said machine room air inlet is provided with the intelligent temperature control louvres of in said machine room, blowing; The air outlet of said intelligent temperature control louvres is provided with air deflector, and the temperature probe of the electric controller of said intelligent temperature control louvres is installed on the said machine room air outlet.
Further:
Be provided with SF with the immediate adjacent wall of said machine room air outlet
6Special-purpose drain port, said SF
6Special-purpose drain port is arranged near the bottom surface to be located.
The aeration-cooling method of a kind of transformer station, machine room air inlet and machine room air outlet are arranged on the same sidewall of transformer station's machine room, and the machine room air inlet is arranged on place, the nearly bottom surface of this sidewall one termination, and the machine room air outlet is arranged on this sidewall other end near the end face place; Blow to transformer station's machine room with little air quantity low speed flow from the machine room air inlet; Airflow direction is towards the sidewall adjacent with the machine room air inlet; The bounce-back of air-flow warp and machine room air inlet adjacent wall; Be formed on the even low speed flow that flows in the bottom surface, the hot-air buoyancy lift that forms in the central electric equipment heating of machine room drives the low speed flow upwelling through electric equipment, and the thermal current after the electric equipment heating is from machine room air outlet discharge transformer station machine room.
Technique effect of the present invention is:
The aeration-cooling method of transformer station disclosed by the invention and transformer station; Accomplish aeration-cooling to electric equipment in the enclosure spaces such as transformer station with controlled little air quantity low speed flow; Can not cause the turbulent flow or the mixed flow of air-flow in transformer station's machine room; Improve aeration-cooling efficient, reduce energy resource consumption significantly, and eliminate noise pollution surrounding enviroment; In addition, low speed flow reduces the airborne dust in the machine room, makes electric equipment no longer include the serious phenomenon of dust stratification and takes place, and reduces the generation of the creepage phenomenon that causes because of the electric equipment superficial dust, has eliminated potential safety hazard.
Description of drawings
Fig. 1 is the structural representation of transformer station.
Fig. 2 is the vertical view of Fig. 1.
Embodiment
Do further detailed explanation below in conjunction with the accompanying drawing specific embodiments of the invention.
A kind of transformer station disclosed by the invention like Fig. 1, shown in 2, comprises machine room 1; Machine room 1 constitutes an enclosure space by four sidewalls, bottom surface 105 and end face 104; Electric equipment 2 is arranged on the central authorities of machine room 1, and electric equipment 2 can be high-voltage board, low-voltage cabinet, transformer etc., and air inlet 3 and air outlet 4 are arranged on the same sidewall 101 of machine room 1; Air inlet 3 is arranged on sidewall 101 right-hand members near 105 places, bottom surface; Air inlet 3 is near adjacent wall 102, and air outlet 4 is arranged on sidewall 101 left ends near end face 104 places, and air outlet 4 is near adjacent wall 103.Air inlet 3 is provided with the intelligent temperature control louvres 5 of air-supply in machine room 1; The air outlet of intelligent temperature control louvres 5 is provided with air deflector 6; Air deflector 6 scalable get into the flow direction of the air-flow of machine room 1; The temperature probe of the electric controller of intelligent temperature control louvres 5 (not drawing in the drawings) is installed on the air outlet 4, and intelligent temperature control louvres 5 are discharged the temperature adjustment air output of air-flow and the speed of air-supply according to air outlet 4.In the present embodiment; (patent No.: open 200720131425.1), the intelligent temperature control louvres 5 that are installed on the air inlet 3 are provided with air filter and silencing means to intelligent temperature control louvres 5, filter out dust and moisture in the open-air by air filter in granted patent; To the open-air filtration and after noise reduction is handled; Blow in machine room 1 through air deflector 6, adjustment air deflector 6 makes air supply direction towards adjacent sidewall 102, controls the reflection angle of air-flow and forms low speed flow with the angle of sidewall 102; Make low speed flow be covered in electric equipment 2 bottoms of machine room 1 central authorities; The hot-air buoyancy lift that electric equipment 2 heatings form drives the low speed flow upwelling through electric equipment 2, after the electric equipment heating, becomes thermal current, and thermal current rises naturally and discharges machine room 1 from air outlet 4; Airflow direction is shown in arrow among Fig. 1,2; Low speed flow forms unidirectional controlled orderly air current flow passage between air inlet 3, electric equipment 2 and air outlet 4, fast thermal current is overflowed the open air, for electric equipment 2 aeration-cooling.The temperature probe of the electric controller of intelligent temperature control louvres 5 is in air outlet 4 place's collecting temperature information and feed back to intelligent temperature control louvres 5; Intelligent temperature control louvres 5 are the air output of control blower fan automatically; Thereby the flow velocity of throughput and air-flow in the adjusting machine room 1; The dynamic characteristic that itself and electric equipment 2 caloric values are changed is complementary; When having satisfied the required minimum ventilation quantity of the dynamic heat balance of electric equipment, ambient temperature remains constant (being less than or equal to device temperature) in the control machine room 1, has prevented because ambient temperature and device temperature temperature difference reversal of the natural order of things, sudden change and the surperficial condensation of forming device; Avoid insulation faults such as discharge, flashover, eliminate safe hidden trouble.
In the present embodiment, be provided with SF with air outlet 4 immediate adjacent walls 103
6Special-purpose drain port 7, SF
6Special-purpose drain port 7 is arranged near 105 places, bottom surface.Under the guide effect of bottom one-way gas flow, the SF that proportion is bigger
6The gas that switch leaks is to SF
6Special-purpose drain port 7 is passed SF
6The gas that switch leaks is voluntarily from SF
6Special-purpose drain port 7 overflows to outdoor.
The aeration-cooling method of transformer station of the present invention:
Like Fig. 1, shown in 2; Air inlet 3 and air outlet 4 are arranged on the same sidewall 101 of transformer station's machine room 1; Air inlet 3 is arranged on sidewall 101 right-hand members near 105 places, bottom surface, and air outlet 4 is arranged on sidewall 101 left ends near end face 104 places, blows to transformer station's machine room 1 with little air quantity low speed flow from air inlet 3; Airflow direction is towards the sidewall 102 adjacent with air inlet 3; The bounce-back of air-flow warp and air inlet 3 adjacent walls 102 is formed on the even low speed flow that flows in bottom surface 105, and the hot-air buoyancy lift that forms in electric equipment 2 heatings of machine room 1 central authorities drives the low speed flow upwelling through electric equipment 2; Thermal current after electric equipment 2 heating is discharged machine room 1 from air outlet 4, thereby is the coolings of electric equipment 2 ventilation and heat.
Method of the present invention is to use little air quantity low speed flow to cool as the electric equipment ventilation with the different of prior art; Keep electric equipment the required minimum ventilation cooled gas flow amount of the heat balance of a certain temperature range (existing mechanical forces the selected ventilation amount of cooling water of the aeration-cooling method of pump drainage formula greater than electric equipment under the maximum caloric value situation, just can keep the thermally equilibrated needs of electric equipment in a certain temperature range) by low speed flow.Low speed flow is made up of two parts; The power-actuated piston flow that makes progress of air buoyance lift that a part forms for difference in height and temperature difference by air inlet and air outlet; Another part is by the forced convertion that drive, controlled of the small-power blower fan at air inlet place; Change required specific heat load increment in order to compensation because of electric equipment or ambient temperature, the controlled orderly little air quantity low speed flow that forms through the acting in conjunction of two parts air-flow ventilates to heat source bodies such as electric equipments and cools.
In practical application; Through thermal field analysis to electric equipment in the transformer station, select suitable air inlet and air outlet position, maximally utilise the piston flow of the driving formation of hot-air buoyancy lift; And make the outside colder little air quantity low speed flow that gets into through heat source bodies such as electric equipments to forming unidirectional controlled gas channel between the air outlet; Through the guiding measure of blower fan pressurization and air deflector etc., formation forms convection current form clocklike from bottom to top at the electric equipment place, keeps stable temperature gradient and laminar air flow tissue again; Make electric equipment such as transformer can be stably be attached to its surperficial air-flow and carry out efficiently heat and transmit; Make low speed flow fully carry out heat exchange, eliminate the negative effect of turbulent and mixed flow, make aeration-cooling maximizing efficiency with electric equipment.
Claims (3)
1. transformer station; Comprise machine room; Machine room is made up of four sidewalls, bottom surface and end faces, and electric equipment is arranged on the central authorities of said machine room, it is characterized in that: machine room air inlet and machine room air outlet are arranged on the same sidewall of said machine room; Said machine room air inlet is arranged on place, the nearly bottom surface of this sidewall one termination, and said machine room air outlet is arranged on this sidewall other end near the end face place; Said machine room air inlet is provided with the intelligent temperature control louvres of in said machine room, blowing; The air outlet of said intelligent temperature control louvres is provided with air deflector, and the temperature probe of the electric controller of said intelligent temperature control louvres is installed on the said machine room air outlet.
2. according to the described transformer station of claim 1, it is characterized in that: be provided with SF with the immediate adjacent wall of said machine room air outlet
6Special-purpose drain port, said SF
6Special-purpose drain port is arranged near the bottom surface to be located.
3. aeration-cooling method of transformer station; It is characterized in that: machine room air inlet and machine room air outlet are arranged on the same sidewall of transformer station's machine room; The machine room air inlet is arranged on place, the nearly bottom surface of this sidewall one termination, and the machine room air outlet is arranged on this sidewall other end near the end face place; Blow to transformer station's machine room with little air quantity low speed flow from the machine room air inlet; Airflow direction is towards the sidewall adjacent with the machine room air inlet; The bounce-back of air-flow warp and machine room air inlet adjacent wall; Be formed on the even low speed flow that flows in the bottom surface, the hot-air buoyancy lift that forms in the central electric equipment heating of machine room drives the low speed flow upwelling through electric equipment, and the thermal current after the electric equipment heating is from machine room air outlet discharge transformer station machine room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102434435A CN101938090B (en) | 2010-07-30 | 2010-07-30 | Transformer substation and aeration-cooling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102434435A CN101938090B (en) | 2010-07-30 | 2010-07-30 | Transformer substation and aeration-cooling method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101938090A CN101938090A (en) | 2011-01-05 |
| CN101938090B true CN101938090B (en) | 2012-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102434435A Active CN101938090B (en) | 2010-07-30 | 2010-07-30 | Transformer substation and aeration-cooling method thereof |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103094858B (en) * | 2011-10-28 | 2015-11-18 | 苏州工业园区隆盛电器成套设备制造有限公司 | Band blower fan oil-filled transformer in a kind of box-type substation |
| CN102954550A (en) * | 2012-11-03 | 2013-03-06 | 无锡市华能电力机械有限公司 | Sulfur hexafluoride booster ventilation device of transformer substation |
| CN103813687A (en) * | 2012-11-07 | 2014-05-21 | 鸿富锦精密工业（深圳）有限公司 | Machine room and counter data center disposed in machine room |
| CN107623272B (en) * | 2016-04-13 | 2019-06-18 | 胡妍 | Environment protection cabinet type transformer substation |
| CN106383531B (en) * | 2016-11-16 | 2018-05-04 | 重庆科川电气有限公司 | A kind of frequency converter of automatic temperature-controlled heat dissipation |
| CN106642603B (en) * | 2016-12-01 | 2020-08-07 | 无锡赛孚电力环境控制设备有限公司 | Temperature control humidity-control and moisture condensation-prevention method for electric room with cable trench |
| CN110262317A (en) * | 2019-05-28 | 2019-09-20 | 国网浙江宁波市奉化区供电有限公司 | Power distribution room environmental monitoring system based on big data |
| CN111653957B (en) * | 2020-05-29 | 2022-03-08 | 国网福建省电力有限公司 | Zone control method suitable for environment in transformer substation control cabinet with storage battery |
| CN111857214A (en) * | 2020-07-28 | 2020-10-30 | 杭州巨骐信息科技股份有限公司 | Computer lab environment observes and controls system based on face identification |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6574970B2 (en) * | 2000-02-18 | 2003-06-10 | Toc Technology, Llc | Computer room air flow method and apparatus |
| CN2891417Y (en) * | 2006-03-02 | 2007-04-18 | 上海大华电器设备有限公司 | Reverse V-type box ventilation device in transformer substation |
| CN200989644Y (en) * | 2006-10-19 | 2007-12-12 | 深圳市中联创新自控系统有限公司 | Machine room |
| JP5164165B2 (en) * | 2008-10-27 | 2013-03-13 | 株式会社ダイヘン | Ground-mounted transformer device |
| CN201750066U (en) * | 2010-07-30 | 2011-02-16 | 承方 | Transformer substation |
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| CN101938090A (en) | 2011-01-05 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: WUXI SAFE ELECTRIC POWER ENVIRONMENTAL CONTROL EQUIPMENT CO.,LTD. Assignor: Undertaker Contract record no.: 2012320000199 Denomination of invention: Transformer substation and aeration-cooling method thereof License type: Exclusive License Open date: 20110105 Record date: 20120313 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| IP01 | Partial invalidation of patent right | ||
| IP01 | Partial invalidation of patent right |
Commission number: 4W112623 Conclusion of examination: Claim 1 and 2 of the invention patent right No. 201010243443.5 are declared invalid, and the patent remains valid on the basis of claim 3 of the patent authorization announcement text Decision date of declaring invalidation: 20220225 Decision number of declaring invalidation: 54285 Denomination of invention: Ventilation and cooling methods for substations Granted publication date: 20120523 Patentee: Contractor |