CN207612524U - A kind of water-cooling system - Google Patents

A kind of water-cooling system Download PDF

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Publication number
CN207612524U
CN207612524U CN201721805631.6U CN201721805631U CN207612524U CN 207612524 U CN207612524 U CN 207612524U CN 201721805631 U CN201721805631 U CN 201721805631U CN 207612524 U CN207612524 U CN 207612524U
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China
Prior art keywords
water
heat exchanger
cooling system
valve
input terminal
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CN201721805631.6U
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Inventor
黄堃
唐跃中
郑宗强
黄小鉥
樊軼
路成
毛俊
杨海涛
刘舒
李昕
陈俊逸
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Nari Technology Co Ltd
State Grid Shanghai Electric Power Co Ltd
East China Power Test and Research Institute Co Ltd
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Nari Technology Co Ltd
State Grid Shanghai Electric Power Co Ltd
East China Power Test and Research Institute Co Ltd
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Priority to CN201721805631.6U priority Critical patent/CN207612524U/en
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Abstract

The utility model is related to a kind of water-cooling system, includes the main circulation loop being connect with current transformer and be connected in parallel the deionized water treatment loop of the main circulation loop;The main circulation loop includes the water circulating pump component and heat exchanger set gradually according to recirculated water flow direction, further includes water tank, and the input terminal of the output end and water circulating pump component of the heat exchanger is separately connected by two water pipes;The deionized water treatment loop includes sequentially connected ion-exchanger, first filter and shut-off valve, the input terminal of the ion-exchanger connects the output end of heat exchanger by triple valve, the input terminal of the output end connection water circulating pump component of the shut-off valve, is equipped with flowmeter between the first filter and shut-off valve.Compared with prior art, the utility model cools down to current transformer using the open secondary water-cooling system of water cooling, low to environmental requirement relative to air cooling system, has many advantages, such as that noise is small, maintains easily.

Description

A kind of water-cooling system
Technical field
The utility model is related to high-voltage variable frequency power source technical fields, more particularly, to a kind of water-cooling system.
Background technology
Currently, the working efficiency of various high-voltage frequency converters is usually 96%~98%, wherein 2%~4% power attenuation Mainly it is dissipated in surrounding enviroment in the form of heat.If the environment temperature of high-voltage frequency converter computer room cannot be reduced timely and effectively Degree, will directly jeopardize the safety of transducer body, this requires must assure that the temperature of high-voltage frequency converter computer room at -5 DEG C to 40 DEG C, to ensure that high-voltage frequency converter is long-term, stablizes, Effec-tive Function.
Conventional high-pressure frequency converter generally uses wind cooling temperature lowering, arrangement to fully consider element heating factor, cabinet internal fan with Frequency converter uses blocking device, only starting fan frequency converter that could run.Certain heat-dissipating space distance and air-cooled logical is set Road, while installing the mechanical ventilators such as exhaust fan.Air-conditioning is set in Transducer Room, for adjusting indoor temperature.Using such Technology, when summer high temperature weather, the frequent overtemperature alarm of high-voltage frequency converter influences the working performance of high-voltage frequency converter, even results in Section components damage, to make high-voltage frequency converter that can not work.And temperature capability is poor in frequency converter room conditioning regulation room, energy consumption Greatly.
Utility model content
The purpose of this utility model is exactly to provide a kind of water-cooling system to overcome the problems of the above-mentioned prior art.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of water-cooling system includes the main circulation loop being connect with current transformer and is connected in parallel going for the main circulation loop Ionized water treatment loop;The main circulation loop includes the water circulating pump component set gradually according to recirculated water flow direction and heat Exchanger further includes water tank, by two water pipes be separately connected the heat exchanger output end and water circulating pump component it is defeated Enter end;The deionized water treatment loop includes sequentially connected ion-exchanger, first filter and shut-off valve, the ion The input terminal of exchanger connects the output end of heat exchanger by triple valve, and the output end of the shut-off valve connects recirculated water pump group The input terminal of part is equipped with flowmeter between the first filter and shut-off valve.
Preferably, conductivity transmitter, temperature transmitter and pressure transmitter are equipped between the heat exchanger and current transformer.
Preferably, the conductivity transmitter, temperature transmitter connect display device with pressure transmitter.
Preferably, the water circulating pump component includes two water circulating pumps being connected in parallel and is exported with two water circulating pumps The second filter of connection, the output end of second filter is held to connect the input terminal of the heat exchanger.
Preferably, the input terminal of each water circulating pump and output end are designed with butterfly valve, in the defeated of the water circulating pump Check-valves is additionally provided between outlet and butterfly valve.
Preferably, the input terminal of second filter is equipped with pressure gauge.
Preferably, the heat exchanger connects outer cooling water source by outer cooling water inlet pipe with outer cooling water outlet pipe, The outer cooling water inlet pipe is equipped with electric T-shaped valve, and two outlets of the electric T-shaped valve are separately connected heat exchanger Outer cooling water inlet and outer cooling water outlet.
Preferably, the cooling water inlet of the heat exchanger be equipped with pressure gauge and thermometer, the heat exchanger it is outer cold But water out is equipped with pressure gauge.
Preferably, pressure gauge and thermometer are equipped between the current transformer and the input terminal of water circulating pump component.
Preferably, the water tank is equipped with upper liquid-level switch and lower liquid-level switch.
Compared with prior art, the utility model has the following advantages:
1, cooled down to current transformer using the open secondary water-cooling system of water cooling, it is low to environmental requirement relative to air cooling system, Noise is small, maintains easily.
2, in parallel deionized water treatment loop, a part for setting major cycle flow are cooling on major cycle cooling circuit Medium is constant to flow through ion-exchanger, constantly purifies the ion that may be precipitated in pipeline, and medium is cooled down in master with main circulation loop Collaborate before water circulating pump, ensure that the extremely low conductivity of cooling medium.
3, it keeps cooling down being full of for medium in water-cooling system pipeline using high water tank, and stablizes the pressure of cooling system, It ensure that the stability of circulation loop flow.
4, by conductivity transmitter, temperature transmitter and pressure transmitter, it is convenient for measuring and controls main circulation loop cooling Temperature, pressure and the conductivity of water.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
It is marked in figure:1, pressure gauge, 2, thermometer, 3, air bleeding valve, 4, pressure transmitter, 5, temperature transmitter, 6, conductance Transmitter, 7, water tank, 8, upper liquid-level switch, 9, lower liquid-level switch, 10, heat exchanger, 11, butterfly valve, 12, check-valves, 13, cycle Water pump, the 14, second filter, 15, ion-exchanger, 16, electric T-shaped valve, 17, first filter, 18, flowmeter, 19, cut Only valve, 20, floor drain.
Specific implementation mode
The utility model is described in detail in the following with reference to the drawings and specific embodiments.The present embodiment is with the utility model Implemented premised on technical solution, gives detailed embodiment and specific operating process, but the guarantor of the utility model Shield range is not limited to following embodiments.
Embodiment
As shown in Figure 1, a kind of water-cooling system, using high flush tank 7 keep cooling medium in cooling system pipeline be full of and Stablize cooling system pressure, major cycle water be deionized water, secondary recirculated water be industry water, current transformer power device (such as IGBT, Diode, power resistor, reactor etc.) thermal losses taken away by major cycle water, be transferred to secondary cycle through water heat exchanger 10 Water, then it is dispersed into external environment.Major cycle water is in direct contact with main circuit unit, cooling to be situated between in order to ensure high-voltage isulation requirement Matter must have an extremely low conductivity, therefore the deionized water treatment loop in parallel on main circulation loop, presetting major cycle A part of constant ion that flows through ion-exchanger 15, may be constantly precipitated in purification pipeline of water flow, with main circulation loop Cooling medium collaborates before major cycle water pump 13.
Main circulation loop includes 13 component of water circulating pump set gradually according to recirculated water flow direction and heat exchanger 10, Further include the water tank 7 of the input terminal for 13 component of output end and water circulating pump that heat exchanger 10 is separately connected by two water pipes, Water tank 7 is equipped with upper liquid-level switch 8 and lower liquid-level switch 9.
Deionized water treatment loop includes sequentially connected ion-exchanger 15, first filter 17 and shut-off valve 19, from The input terminal of sub- exchanger 15 connects the output end of heat exchanger 10 by triple valve, and the output end of shut-off valve 19 connects recirculated water The input terminal of 13 components is pumped, flowmeter 18 is equipped between first filter 17 and shut-off valve 19, for monitoring by deionization The cooling water flow of reason.
13 component of water circulating pump includes two water circulating pumps 13 being connected in parallel and connects with two 13 output ends of water circulating pump The second filter 14 connect, the input terminal of the output end connection heat exchanger 10 of the second filter 14, in the second filter 14 Input terminal is equipped with pressure gauge 1.Two 13 the using and the reserved of water circulating pump, stand-by pump can be safeguarded in current transformer operational process, Two pumps timing carries out the automatic switchover of operational mode and standby mode.
Conductivity transmitter 6, temperature transmitter 5 and pressure that connection shows equipment are equipped between heat exchanger 10 and current transformer Transmitter 4.In the present embodiment, each electromechanical units of water-cooling system and sensor are monitored operation by PLC automatically, and are shown by text Device realizes that man-machine instant exchange, water-cooling system operating parameter and warning message instantaneous transmission can pass through to master controller Master controller remote control water-cooling system.
The input terminal and output end of each water circulating pump 13 are designed with butterfly valve 11, in the output end and butterfly valve of water circulating pump 13 Check-valves 12 is additionally provided between 11.
Heat exchanger 10 cools down major cycle water by secondary recirculated water, especially by outer cooling water inlet pipe and outer cold But water outlet pipe connects outer cooling water source, and outer cooling water inlet pipe is equipped with electric T-shaped valve 16, two of electric T-shaped valve 16 Outlet is separately connected the outer cooling water inlet of heat exchanger 10 and outer cooling water outlet, outer cold in inflow heat exchanger for controlling But water water.
The outer cooling water inlet of heat exchanger 10 is equipped with pressure gauge 1 and thermometer 2, the outer cooling water outlet of heat exchanger 10 Equipped with pressure gauge 1, the temperature and pressure for monitoring secondary recirculated water.
Pressure gauge 1 and thermometer 2 are equipped between the input terminal of 13 component of current transformer and water circulating pump, for passing through unsteady flow The pressure and temperature of the major cycle water of device is monitored, and adjusts the temperature and flow of secondary recirculated water in time according to data variation.
In the present embodiment, it is designed with air bleeding valve 3 in the input side of cycle pump group part and the input terminal of ion-exchanger 15, is used The extra gas discharge in by pipeline;It is equipped with floor drain 20 between the air bleeding valve 3 and current transformer of the input side of cycle pump group part, In addition, it also is provided with floor drain 20 in the second filter 14 and the input terminal for recycling pump group part, it can be in time by extra cooling water Discharge.

Claims (10)

1. a kind of water-cooling system, which is characterized in that include the main circulation loop being connect with current transformer and be connected in parallel the master and follow The deionized water treatment loop of loop back path;The main circulation loop includes the recirculated water set gradually according to recirculated water flow direction Pump group part and heat exchanger further include water tank, and the output end and recirculated water of the heat exchanger are separately connected by two water pipes The input terminal of pump group part;The deionized water treatment loop includes sequentially connected ion-exchanger, first filter and cut-off Valve, the input terminal of the ion-exchanger connect the output end of heat exchanger by triple valve, and the output end of the shut-off valve connects The input terminal of water circulating pump component is connect, flowmeter is equipped between the first filter and shut-off valve.
2. a kind of water-cooling system according to claim 1, which is characterized in that be equipped between the heat exchanger and current transformer Conductivity transmitter, temperature transmitter and pressure transmitter.
3. a kind of water-cooling system according to claim 2, which is characterized in that the conductivity transmitter, temperature transmitter and Pressure transmitter connects display device.
4. a kind of water-cooling system according to claim 1, which is characterized in that the water circulating pump component includes being connected in parallel Two water circulating pumps and the second filter for being connect with two water circulating pump output ends, the output end of second filter connect Connect the input terminal of the heat exchanger.
5. a kind of water-cooling system according to claim 4, which is characterized in that the input terminal of each water circulating pump and defeated Outlet is designed with butterfly valve, and check-valves is additionally provided between the output end and butterfly valve of the water circulating pump.
6. a kind of water-cooling system according to claim 4, which is characterized in that the input terminal of second filter is equipped with pressure Power table.
7. a kind of water-cooling system according to claim 1, which is characterized in that the heat exchanger is intake by outer cooling water Pipe connects outer cooling water source with outer cooling water outlet pipe, and the outer cooling water inlet pipe is equipped with electric T-shaped valve, described electronic Two outlets of triple valve are separately connected the outer cooling water inlet of heat exchanger and outer cooling water outlet.
8. a kind of water-cooling system according to claim 1, which is characterized in that the cooling water inlet of the heat exchanger is equipped with The outer cooling water outlet of pressure gauge and thermometer, the heat exchanger is equipped with pressure gauge.
9. a kind of water-cooling system according to claim 1, which is characterized in that the current transformer is defeated with water circulating pump component Enter and is equipped with pressure gauge and thermometer between holding.
10. a kind of water-cooling system according to claim 1, which is characterized in that the water tank be equipped with upper liquid-level switch and Lower liquid-level switch.
CN201721805631.6U 2017-12-21 2017-12-21 A kind of water-cooling system Active CN207612524U (en)

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Application Number Priority Date Filing Date Title
CN201721805631.6U CN207612524U (en) 2017-12-21 2017-12-21 A kind of water-cooling system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721805631.6U CN207612524U (en) 2017-12-21 2017-12-21 A kind of water-cooling system

Publications (1)

Publication Number Publication Date
CN207612524U true CN207612524U (en) 2018-07-13

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CN201721805631.6U Active CN207612524U (en) 2017-12-21 2017-12-21 A kind of water-cooling system

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107912007A (en) * 2017-12-21 2018-04-13 国网上海市电力公司 A kind of water-cooling system
CN109193066A (en) * 2018-08-07 2019-01-11 庄远哲 Temperature control system of power battery
CN109413969A (en) * 2018-12-24 2019-03-01 湖南联诚轨道装备有限公司 A kind of cooling device
CN109751901A (en) * 2018-12-03 2019-05-14 湖南力和海得热能技术有限公司 A kind of heat-exchange system is seamless alternative expression frequency conversion constant pressure and temperature regulating system and method

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107912007A (en) * 2017-12-21 2018-04-13 国网上海市电力公司 A kind of water-cooling system
CN109193066A (en) * 2018-08-07 2019-01-11 庄远哲 Temperature control system of power battery
CN109751901A (en) * 2018-12-03 2019-05-14 湖南力和海得热能技术有限公司 A kind of heat-exchange system is seamless alternative expression frequency conversion constant pressure and temperature regulating system and method
CN109751901B (en) * 2018-12-03 2020-10-27 湖南力和海得热能技术有限公司 Adjusting method of seamless alternating type variable-frequency constant-pressure constant-temperature adjusting system of heat exchange system
CN109413969A (en) * 2018-12-24 2019-03-01 湖南联诚轨道装备有限公司 A kind of cooling device

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