CN109287096A - SVG water cooling system based on centralized supply wind - Google Patents

SVG water cooling system based on centralized supply wind Download PDF

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Publication number
CN109287096A
CN109287096A CN201811109698.5A CN201811109698A CN109287096A CN 109287096 A CN109287096 A CN 109287096A CN 201811109698 A CN201811109698 A CN 201811109698A CN 109287096 A CN109287096 A CN 109287096A
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CN
China
Prior art keywords
air
svg
air inlet
condensing unit
cabinet body
Prior art date
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Application number
CN201811109698.5A
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Chinese (zh)
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CN109287096B (en
Inventor
陆佳政
孙易成
李波
谭艳军
朱思国
黄清军
朱远
毛新果
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
State Grid Hunan Electric Power Co Ltd
Disaster Prevention and Mitigation Center of State Grid Hunan Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Hunan Electric Power Co Ltd
Disaster Prevention and Mitigation Center of State Grid Hunan Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, State Grid Hunan Electric Power Co Ltd, Disaster Prevention and Mitigation Center of State Grid Hunan Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201811109698.5A priority Critical patent/CN109287096B/en
Publication of CN109287096A publication Critical patent/CN109287096A/en
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136Forced ventilation, e.g. by fans
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136Forced ventilation, e.g. by fans
    • H05K7/20145Means for directing air flow, e.g. ducts, deflectors, plenum or guides
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2029Modifications to facilitate cooling, ventilating, or heating using a liquid coolant with phase change in electronic enclosures
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2029Modifications to facilitate cooling, ventilating, or heating using a liquid coolant with phase change in electronic enclosures
    • H05K7/20318Condensers
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2029Modifications to facilitate cooling, ventilating, or heating using a liquid coolant with phase change in electronic enclosures
    • H05K7/20354Refrigerating circuit comprising a compressor

Abstract

The SVG water cooling system based on centralized supply wind that the invention discloses a kind of, it includes SVG cabinet body, condensing unit, compressor, air inlet duct and air -return duct;SVG cabinet body is equipped with air inlet and air outlet, and air inlet is connected to air inlet duct, and air outlet is connected to air -return duct;Air inlet duct is connected to the outlet of condensing unit by blast pipe, and air -return duct is connected to the entrance of condensing unit by backwind tube, forms closed wind-cooling heat dissipating circulation;It is connected to form heat absorption circulation by pipeline between condensing unit and compressor;The cold air formed in condensing unit is exported to air inlet duct, enter in SVG cabinet body from air inlet, it is converged through air outlet into air -return duct after completing heat exchange, it generates new cold air after exchanging heat in hot air reflow to condensing unit with the heat-exchange working medium in heat absorption circulation to continue cycling through, high temperature heat-exchange working medium acts on forming low-temperature heat exchange working medium through compressor.Whole process is in sealed circuit, guarantees that power module is in dustless working condition, SVG cabinet is enable to run steadily in the long term.

Description

SVG water cooling system based on centralized supply wind
Technical field
The invention belongs to electro-engineering technical field more particularly to a kind of SVG water cooling systems based on centralized supply wind.
Background technique
The SVG of large capacity uses water-cooling type radiating mode at present, and water-cooling system has for the normal operation of SVG Security risk and difficult in maintenance.In order to overcome these disadvantages, forced air cooling is the type of cooling of ideal large capacity SVG. In forced air cooling system, because the power module of large capacity SVG is numerous, power cabinet body is more.And for high-power SVG For, heating power is big when normal operation, if the intake in each power cabinet is different, then will lead to some of them cabinet body office Portion's temperature is excessively high.These cabinet bodies run SVG for a long time, are very big hidden danger.In addition, the power module in SVG cabinet body, It is more demanding for the clean level of air.Therefore, this proposes the requirement compared with leakproofness to air cooling system.
Correlative study has been done to the cooling system of this kind of SVG by home and abroad minority colleges and universities and R&D institution.But there are following Defect: 1) not designing the heat exchange structure of sealing, guarantees that the power module in SVG cabinet is in dustless working condition always, leads Large capacity SVG is caused not run steadily in the long term.2) the equal air quantity measure between SVG cabinet body is only limitted to the design to air duct shape, Proprietary apparatus structure is not designed to divide equally every SVG cabinet progress air quantity.3) for heat caused by SVG cabinet body, also simultaneously It is not further to be utilized, cause the waste of the energy.
Summary of the invention
The purpose of the present invention is to solve the shortcomings of the prior art place, provide a kind of closed based on centralized supply wind SVG water cooling system.
This SVG water cooling system based on centralized supply wind provided by the invention, it is characterised in that: it includes SVG cabinet Body, condensing unit, compressor, air inlet duct and air -return duct;SVG cabinet body is equipped with air inlet and air outlet, air inlet and air inlet duct Connection, air outlet are connected to air -return duct;It is connected to form heat absorption circulation by pipeline between condensing unit and compressor;Air inlet duct with The outlet of condensing unit is connected to by blast pipe, and air -return duct is connected to by backwind tube with the entrance of condensing unit, is formed closed Wind-cooling heat dissipating circulation;The cold air formed in condensing unit is exported to air inlet duct, is entered in SVG cabinet body from air inlet, is completed It converges through air outlet into air -return duct after heat exchange, exchanges heat in hot air reflow to condensing unit with the heat-exchange working medium in heat absorption circulation It generates new cold air afterwards to continue cycling through, high temperature heat-exchange working medium forms low-temperature heat exchange working medium after compressor acts on heat release and is back to In condensing unit.
Enter the intracorporal air quantity of SVG cabinet for the ease of regulation, is equipped in the air inlet of the SVG cabinet body for controlling wind The rectifier stack of speed and flow, rectifier stack includes the muti-piece cowling panel being stacked with.
Preferably, making the cowling panel waffle slab, it which is provided with multiple rectification holes.
For the ease of adjusting the quantity of cowling panel, c-type card slot is equipped at the SVG cabinet body air inlet position, it is each to rectify Plate is plugged in card slot.
In a specific embodiment, according to the fever rule of power module in SVG cabinet body, the air inlet is located at The front side of SVG bottom of cabinet bulk, air outlet are located at the rear side at the top of SVG cabinet body, and the air inlet duct is located under air inlet, the return air Road is located on air outlet;SVG cabinet body has multiple, and each SVG cabinet body, which is mutually juxtaposed, to be arranged between air inlet duct and air -return duct, make respectively into Air port is connected to air inlet duct, and each air outlet is connected to air -return duct.
It is uniform into every intracorporal wind pressure of SVG cabinet in order to guarantee, make the sectional area of the air inlet duct from close to blast pipe One end successively decrease to the other end, sectional area is equal everywhere in air -return duct.
Preferably, making the condensing unit fixed tube-sheet exchanger, compressor is air compressor, heat-exchange working medium For water.
The cold air generated in condensing unit at runtime, is inputted SVG by air inlet from air inlet duct first by the present invention In cabinet body, after cold air absorbs the heat from power module, converge by air outlet to passing back into condensing unit in air -return duct, It is continued cycling through with new cold air is generated after the heat-exchange working medium heat exchange in heat absorption circulation, whole work process is in the circuit of sealing It is interior, guarantee that the power module in SVG cabinet is in dustless working condition always, large capacity SVG is enable to run steadily in the long term;Together When heat-exchange working medium absorb and enter compressor after heat and carry out heat release, the heat of release can be used to heat tap water, and supplying hot water needs It asks, realizes heat utilization caused by SVG cabinet body.
Detailed description of the invention
Fig. 1 is the use state diagram of a preferred embodiment of the invention.
Fig. 2 is the axonometric schematic diagram of SVG cabinet body in the present embodiment.
Fig. 3 is that the axis of cowling panel surveys enlarged diagram.
Fig. 4 is the cutaway enlargement diagram of air inlet duct.
Illustrate serial number:
1-SVG cabinet body, 11-air inlets, 12-air outlets, 13-cowling panels;
2-air inlet ducts;
3-air -return ducts;
4-condensing units;
5-compressors;
6-blast pipes;
7-backwind tubes.
Specific embodiment
As shown in Figure 1, this SVG water cooling system based on centralized supply wind provided in this embodiment, it includes SVG cabinet Body 1, air inlet duct 2, air -return duct 3, condensing unit 4 and compressor 5.
As shown in Fig. 2, the bottom of 1 front side wall of SVG cabinet body is equipped with air inlet 11, the top of rear wall is equipped with air outlet 12, In order to adapt to the fever rule of power module in cabinet body, heat dissipation effect is improved;It is equipped with card slot in air inlet simultaneously, in card slot It is plugged with the rectifier stack for controlled wind speed and flow, rectifier stack includes the muti-piece cowling panel 13 being stacked with, such as Fig. 3 institute Show, cowling panel 13 be it is latticed, controlled in each SVG cabinet body by adjusting the quantity of its sizing grid and the cowling panel of stacking Intake, it is when the cowling panel quantity in every SVG cabinet body is identical, then constant into the wind speed of every SVG.When part cabinet body is sent out When heat is higher, can according to the calorific value of each SVG cabinet body how much, the quantity of cowling panel is adjusted, to adjust every SVG cabinet body Intake.SVG cabinet body 1, which has, to be arranged side by side multiple, and air inlet duct 2 is located at the bottom of row's SVG cabinet body, is connected to air inlet, returns Air duct 3 is located at the top of row's SVG cabinet body, is connected to air outlet.
Air inlet duct 2 is connected to the outlet of condensing unit 4 by blast pipe 6, and the entrance of air -return duct 3 and condensing unit passes through back Air hose 7 is connected to, and forms closed wind-cooling heat dissipating circulation;The sectional area of air inlet duct 2 is designed as from close to blast pipe as shown in Figure 4 One end successively decrease to the other end, sectional area is equal everywhere in air -return duct 3, with guarantee enter every intracorporal wind pressure of SVG cabinet it is equal It is even.
It is connected to form heat absorption circulation by pipeline between condensing unit 4 and compressor 5;Condensing unit 4 selects fixed tube sheet Formula heat exchanger, the commercially available JBT4715-92 type fixed tube-sheet exchanger of model;Compressor 5 selects current commercial Austria to dash forward this The noiseless inflator pump air compressor of OTS-1500x4-160L.
The present embodiment is also provided with a concrete room and separates each SVG cabinet body and condensing unit, and each SVG cabinet body is located at room Interior, condensing unit is located outside with compressor, and reserves air inlet duct 2 in the bottom of concrete room, and each SVG cabinet is arranged side by side on On air inlet duct 2, each air inlet is connected to respectively at air inlet duct, and air outlet is connected to the air -return duct at top.Air inlet duct is in concrete room It is poured when production using concrete, air -return duct, blast pipe and backwind tube are all made of galvanized steel plain sheet and are welded.
When whole system at runtime, cold air will enter in SVG cabinet body from bottom air duct first, absorb from cabinet body After the heat of interior power module, discharge pipe is entered after collecting in exhaust passage, condensing unit is entered back into, with the working medium in heat exchanger plates It exchanges heat, and generates cold air and enter wind-cooling heat dissipating recycling;Air -return duct is connected with air inlet duct, realizes the sealing of air Heat exchange is exchanged heat using sealing, the power module in SVG cabinet body is allow to work under dustfree environment, and the heat-exchange system is logical The setting of over commutation plate and variable cross-section blast pipe is consistent each cabinet body intake of large capacity SVG, ensure that SVG is long-term Steadily run.The working medium in condensing unit enters compressor progress heat release after absorbing heat simultaneously, and the heat of release can be used to Tap water, and supplying hot water demand are heated, realizes the utilization to heat produced by power module in SVG cabinet body.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications It should be regarded as protection scope of the present invention.

Claims (7)

1. a kind of SVG water cooling system based on centralized supply wind, it is characterised in that: it includes SVG cabinet body, condensing unit, pressure Contracting machine, air inlet duct and air -return duct;SVG cabinet body is equipped with air inlet and air outlet, and air inlet be connected to air inlet duct, air outlet and time Air duct connection;
Air inlet duct is connected to the outlet of condensing unit by blast pipe, and the entrance of air -return duct and condensing unit is connected by backwind tube It is logical, form closed wind-cooling heat dissipating circulation;
It is connected to form heat absorption circulation by pipeline between condensing unit and compressor;
The cold air formed in condensing unit is exported to air inlet duct, is entered in SVG cabinet body from air inlet, is passed through after completing heat exchange Air outlet converges into air -return duct, generates newly in hot air reflow to condensing unit with after the heat-exchange working medium heat exchange in heat absorption circulation Cold air continues cycling through, and high temperature heat-exchange working medium forms low-temperature heat exchange working medium after compressor acts on heat release and is back to condensing unit It is interior.
2. the SVG water cooling system based on centralized supply wind as described in claim 1, it is characterised in that: the SVG cabinet body Air inlet is equipped with the rectifier stack for controlled wind speed and flow, and rectifier stack includes the muti-piece cowling panel being stacked with.
3. the SVG water cooling system based on centralized supply wind as claimed in claim 2, it is characterised in that: the cowling panel is Waffle slab which is provided with multiple rectification holes.
4. the SVG water cooling system based on centralized supply wind as claimed in claim 3, it is characterised in that: the SVG cabinet body into C-type card slot is equipped at tuyere position, each cowling panel is plugged in card slot.
5. the SVG water cooling system based on centralized supply wind as described in claim 1, it is characterised in that: the air inlet position In the front side of SVG bottom of cabinet bulk, air outlet is located at the rear side at the top of SVG cabinet body, and the air inlet duct is located under air inlet, and described time Air duct is located on air outlet;SVG cabinet body has multiple, and each SVG cabinet body, which is mutually juxtaposed, to be arranged between air inlet duct and air -return duct, makes each Air inlet is connected to air inlet duct, and each air outlet is connected to air -return duct.
6. the SVG water cooling system based on centralized supply wind as claimed in claim 5, it is characterised in that: the air inlet duct Sectional area successively decreases from one end close to blast pipe to the other end, and sectional area is equal everywhere in air -return duct.
7. the SVG water cooling system based on centralized supply wind as described in claim 1, it is characterised in that: the condensing unit For fixed tube-sheet exchanger, compressor is air compressor, and heat-exchange working medium is water.
CN201811109698.5A 2018-09-21 2018-09-21 SVG air-cooled heat dissipation system based on concentrated air supply Active CN109287096B (en)

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CN201811109698.5A CN109287096B (en) 2018-09-21 2018-09-21 SVG air-cooled heat dissipation system based on concentrated air supply

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Application Number Priority Date Filing Date Title
CN201811109698.5A CN109287096B (en) 2018-09-21 2018-09-21 SVG air-cooled heat dissipation system based on concentrated air supply

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CN109287096B CN109287096B (en) 2020-05-12

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115235282A (en) * 2022-09-22 2022-10-25 四川恩巨实业有限公司 Aging system and control method thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130155616A1 (en) * 2011-12-16 2013-06-20 Delta Electronics (Shanghai) Co., Ltd. Hybrid heat sink and hybrid heat sink assembly for power module
CN105392326A (en) * 2015-10-13 2016-03-09 株洲变流技术国家工程研究中心有限公司 Heat radiation method of closed rectification power supply device
CN106787618A (en) * 2015-11-23 2017-05-31 南车株洲电力机车研究所有限公司 A kind of radiator structure, including the structure vehicle-mounted current transformer and its heat dissipating method
CN106961819A (en) * 2016-01-11 2017-07-18 上海宽带技术及应用工程研究中心 A kind of overhead type data center refrigeration system
CN107155280A (en) * 2017-04-26 2017-09-12 湖南省冶金规划设计院 A kind of integrated ventilating and cooling heat reclamation device
CN107438353A (en) * 2017-08-31 2017-12-05 国网湖南省电力公司 Large Copacity SVG enclosed air cooling systems
CN207035624U (en) * 2017-05-04 2018-02-23 青岛海尔特种电冰柜有限公司 A kind of refrigerator

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130155616A1 (en) * 2011-12-16 2013-06-20 Delta Electronics (Shanghai) Co., Ltd. Hybrid heat sink and hybrid heat sink assembly for power module
CN105392326A (en) * 2015-10-13 2016-03-09 株洲变流技术国家工程研究中心有限公司 Heat radiation method of closed rectification power supply device
CN106787618A (en) * 2015-11-23 2017-05-31 南车株洲电力机车研究所有限公司 A kind of radiator structure, including the structure vehicle-mounted current transformer and its heat dissipating method
CN106961819A (en) * 2016-01-11 2017-07-18 上海宽带技术及应用工程研究中心 A kind of overhead type data center refrigeration system
CN107155280A (en) * 2017-04-26 2017-09-12 湖南省冶金规划设计院 A kind of integrated ventilating and cooling heat reclamation device
CN207035624U (en) * 2017-05-04 2018-02-23 青岛海尔特种电冰柜有限公司 A kind of refrigerator
CN107438353A (en) * 2017-08-31 2017-12-05 国网湖南省电力公司 Large Copacity SVG enclosed air cooling systems

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115235282A (en) * 2022-09-22 2022-10-25 四川恩巨实业有限公司 Aging system and control method thereof

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