CN207262801U - A kind of compound cooling water system - Google Patents
A kind of compound cooling water system Download PDFInfo
- Publication number
- CN207262801U CN207262801U CN201721262239.1U CN201721262239U CN207262801U CN 207262801 U CN207262801 U CN 207262801U CN 201721262239 U CN201721262239 U CN 201721262239U CN 207262801 U CN207262801 U CN 207262801U
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- water
- valve
- cooled
- frequency control
- air
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Abstract
The utility model provides a kind of compound cooling water system,Including the equipment that is cooled,Plate heat exchanger,Dry and cold device and air-cooled unit,The hot import and heat outlet of plate heat exchanger are connected with the water outlet of cooled equipment and the water inlet of dry and cold device respectively,The first temperature sensor is equipped between plate heat exchanger and dry and cold device,The cold outlet of plate heat exchanger is sequentially connected recuperation of heat water tank,The cold import of first frequency control water pump and plate heat exchanger,Second temperature sensor is equipped between recuperation of heat water tank and the first frequency control water pump,The water outlet of dry and cold device is sequentially connected mixed flow water tank,The water inlet of second frequency control water pump and cooled equipment,Three-temperature sensor is equipped between mixed flow water tank and the second frequency control water pump,It is in parallel on second frequency control water pump to be equipped with air-cooled unit,And the mixed flow water tank that flows back,The utility model uses plate heat exchanger,Dry and cold device and air-cooled unit three-level cooling mode,System optimal degree is high,Cooling effect is good.
Description
Technical field
The utility model belongs to cooling system technical field, more particularly, to a kind of compound cooling water system.
Background technology
In modern industrial production manufacture, such as semiconductor components and devices, fiber plant, smoke machine equipment, glass plant, burning
In the industrial products such as trial furnace, and large-scale R&D units, it is permanent that many places are required for recirculating cooling water system to provide temperature
The heat dissipation of fixed technique productions or experimental facilities, at present, the mode of common cooling protection is mainly including following several:(1) certainly
The direct cooling down of water, and directly discharge, the method structure is the simplest, but meeting serious waste water resource, and causes water
Pollution;(2) cooling tower circulation open cooling water system, the method belong to open system, splash there are water mist and water pollution is asked
Topic, pipeline equipment are perishable;(3) dry and cold device circulation closed cooling water system, the method belong to closed system, clean hygiene, but
It is that the environment for being subject to outdoor climate has a great influence, when internal cooling medium temperature and close outdoor climate temperature, cooling effect is not
It is good;(4) the water spray surface cooling type of cooling, the method are only applicable to surface cooling, smaller scope of application, and existing cooling is protected
Shield mode is more single, the problems such as causing environmental pollution and the wasting of resources, does not meet green economy, energy-saving development reason
Read.
The content of the invention
Problem to be solved in the utility model is to provide a kind of environmental protection and energy saving, water resource recycles, safe and reliable to operation
Compound cooling water system.
In order to solve the above technical problems, the technical solution adopted in the utility model is:A kind of compound cooling water system, bag
Include cooled equipment, plate-type heat-exchange unit, dry and cold device and air-cooled unit, the plate-type heat-exchange unit includes plate heat exchanger, the
One frequency control water pump and recuperation of heat water tank, the hot import of the plate heat exchanger and the water outlet pipeline of the cooled equipment
Connection, the heat outlet of the plate heat exchanger are connected with the water inlet pipeline of the dry and cold device, and the heat of the plate heat exchanger goes out
The first temperature sensor is equipped between mouth and the water inlet of dry and cold device, pipeline connection is hot successively for the cold outlet of the plate heat exchanger
The cold import of return water tank, the first frequency control water pump and plate heat exchanger, the recuperation of heat water tank and the first frequency conversion control
Second temperature sensor, water outlet pipeline connection mixed flow water tank, the second frequency conversion successively of the dry and cold device are equipped between water pump processed
Water pump and the water inlet of cooled equipment are controlled, the 3rd temperature is equipped between the mixed flow water tank and the second frequency control water pump
Sensor is spent, it is in parallel on the second frequency control water pump to be equipped with air-cooled unit connecting line, the air-cooled unit connecting line
One end be connected with the water inlet of the mixed flow water tank, the other end of the air-cooled unit connecting line and the second frequency conversion control
The water outlet pipeline connection of water pump processed, the water inlet and water outlet of the air-cooled unit connect with the air-cooled unit connecting line
Logical, the air-cooled unit connecting line between the water inlet and water outlet of the air-cooled unit is equipped with first switch valve, the wind
One end on cold group connecting line close to the second frequency control water pump is equipped with second switch valve, second frequency control
Be equipped with the first on-off valve between water pump and the water inlet of the cooled equipment, first on-off valve and cooled equipment into
Emergent water inlet branch is equipped between the mouth of a river, the emergent water inlet branch is equipped with the second on-off valve, and the cooled equipment goes out
Emergent water outlet branch is equipped between the mouth of a river and the hot import of plate heat exchanger, the emergent water outlet branch is equipped with the 3rd break-make
Valve, the water inlet and water outlet of each equipment are equipped with the 3rd switch valve.
Further, intelligent control box, the dry and cold device, air-cooled unit, the first temperature sensor, second temperature are further included
Sensor, three-temperature sensor, the first frequency control water pump, the second frequency control water pump, the first on-off valve, the second on-off valve
It is electrically connected with the 3rd on-off valve with the intelligent control box.
Further, it is equipped with filling pipe on the mixed flow water tank and recuperation of heat water tank.
Further, the air-cooled unit is modular air-cooled unit.
Further, bypass line, the bypass pipe are equipped between the water inlet of the dry and cold device and the pipeline of water outlet
Road is equipped with the 4th switch valve.
Further, first on-off valve is the electronic on-off valve of open type, second on-off valve and the 3rd on-off valve
It is the electronic on-off valve of closed type.
Compared with prior art, the utility model has the advantage that is with beneficial effect:
1st, the utility model uses sealing and circulating water system, effectively save water resource, in addition, using plate heat exchanger, doing
Cooler and air-cooled unit three-level cooling mode, connect recuperation of heat water tank on plate heat exchanger, realize heat recovery, while profit
Cooled down with the low dry and cold device of energy consumption, the effectively save energy, when plate heat exchanger and dry and cold device can not meet cooling demand,
Spare cooling measure during by the use of air-cooled unit as high load capacity, the stability of heat exchange in guarantee system, farthest
Reduce the day-to-day operation expense of cooling water system;
2nd, the utility model utilizes frequency control water pump, is adjusted in different thermic loads by varying the rotating speed of pump motor
The change of circulating cooling water flow and pressure is saved, improves the heat exchanger effectiveness of recirculated cooling water, by reliable variable frequency adjustment, from
And achieve the purpose that energy saving in running.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of compound cooling water system of the utility model.
In figure:1- is cooled equipment;The dry and cold devices of 2-;3- air-cooled units;4- plate heat exchangers;5- the first frequency control water
Pump;6- recuperation of heat water tanks;The first temperature sensors of 7-;8- second temperature sensors;9- mixed flow water tanks;The second frequency control of 10-
Water pump;11- three-temperature sensors;12- air-cooled unit connecting lines;13- first switch valves;14- second switch valves;15-
One on-off valve;16- meet an urgent need water inlet branch;The second on-off valves of 17-;18- meets an urgent need water outlet branch;The 3rd on-off valves of 19-;20- the 3rd
Switch valve;21- intelligent control box;22- filling pipes;23- bypass lines;The 4th switch valves of 24-.
Embodiment
Elaborate below in conjunction with the accompanying drawings to specific embodiment of the present utility model.
As shown in Figure 1, a kind of compound cooling water system, including cooled equipment 1, plate-type heat-exchange unit, 2 and of dry and cold device
Air-cooled unit 3, the plate-type heat-exchange unit includes plate heat exchanger 4, the first frequency control water pump 5 and recuperation of heat water tank 6, described
The hot import of plate heat exchanger 4 is connected with the water outlet pipeline of the cooled equipment 1, the heat outlet of the plate heat exchanger 4
It is connected with the water inlet pipeline of the dry and cold device 2, is set between the heat outlet of the plate heat exchanger 4 and the water inlet of dry and cold device 2
There is the first temperature sensor 7, pipeline connects recuperation of heat water tank 6, the first frequency control successively for the cold outlet of the plate heat exchanger 4
The cold import of water pump 5 and plate heat exchanger 4, is equipped with second between the recuperation of heat water tank 6 and the first frequency control water pump 5
Temperature sensor 8, the water outlet of the dry and cold device 2 pipeline connection mixed flow water tank 9, the second frequency control water pump 10 and cold successively
But the water inlet of equipment 2, three-temperature sensor is equipped between the mixed flow water tank 9 and the second frequency control water pump 10
11, it is in parallel on the second frequency control water pump 10 to be equipped with air-cooled unit connecting line 12, the air-cooled unit connecting line 12
One end be connected with the water inlet of the mixed flow water tank 9, the other end of the air-cooled unit connecting line 12 with described second become
The water outlet pipeline connection of frequency control water pump 10, the water inlet and water outlet of the air-cooled unit 3 connect with the air-cooled unit
Adapter road 12 connects, and the air-cooled unit connecting line 12 between the water inlet and water outlet of the air-cooled unit 3 is equipped with first
Switch valve 13, one end on the air-cooled unit connecting line 12 close to the second frequency control water pump 10 are equipped with second switch
Valve 14, is equipped with the first on-off valve 15 between the second frequency control water pump 10 and the water inlet of the cooled equipment 1, described
Emergent water inlet branch 16 is equipped between first on-off valve 15 and the water inlet of cooled equipment 1, on the emergent water inlet branch 16
Emergent water outlet is equipped with equipped with the second on-off valve 17, between the hot import of the water outlet and plate heat exchanger 4 of the cooled equipment 1
Branch 18, the emergent water outlet branch 18 are equipped with the 3rd on-off valve 19, and the water inlet and water outlet of each equipment are equipped with
Three switch valves 20, wherein cooled equipment 1 can be hot test stove, large-size reactor etc..
Further, intelligent control box 21, the dry and cold device 2, air-cooled unit 3, the first temperature sensor 7, are further included
Two temperature sensors 8, three-temperature sensor 11, the first frequency control water pump 5, the second frequency control water pump 10, the first break-make
Valve 15, the second on-off valve 17 and the 3rd on-off valve 19 are electrically connected with the intelligent control box 21, are equipped with intelligent control box 21
PLC controller, dry and cold device 2, air-cooled unit 3, the first temperature sensor 7, second temperature sensor 8, three-temperature sensor 11,
First frequency control water pump 5, the second frequency control water pump 10, the first on-off valve 15, the second on-off valve 17 and the 3rd on-off valve 19
It is electrically connected with PLC controller, by being incorporated into control program in PLC controller, so as to control the operation of each equipment.
Further, it is equipped with filling pipe 22 on the mixed flow water tank 9 and recuperation of heat water tank 6.
Further, the air-cooled unit 3 is modular air-cooled unit.
Further, bypass line 23, the bypass are equipped between the water inlet of the dry and cold device 2 and the pipeline of water outlet
Pipeline 23 is equipped with the 4th switch valve 24.
Further, first on-off valve 15 is the electronic on-off valve of open type, second on-off valve 17 and threeway
Disconnected valve 19 is the electronic on-off valve of closed type.
The course of work of the utility model is:Before operation, the 3rd switch valve 20 of each equipment water inlet and water outlet is equal
Open, while open second switch valve 14, close first switch valve 13 and the 4th switch valve 24, after system energization, intelligent control
Case 21 controls the first on-off valve 15 to open, and the second on-off valve 17 and the 3rd on-off valve 19 are closed, the first temperature sensor 7 of setting,
The preset value of second temperature sensor 8 and three-temperature sensor 9, by intelligent control box 21, controls the second frequency control water
Pump 10 is opened, and the water pressurization in mixed flow water tank 9 is pumped into system, current pass sequentially through the second frequency control water pump 10, quilt
Cooling device 1, the hot import of 4 primary side of plate heat exchanger and heat outlet, dry and cold device 2 and mixed flow water tank 9, form and are set to cooled
The closed cooling water recirculation system of standby 1 cooling, while after water outlet of the recirculated cooling water by the second frequency control water pump 10
Part current are by air-cooled unit 3 and are back in mixed flow water tank 9, form emergent cooling closed cycle, and air-cooled unit 3 is not at this time
Open, in addition, within the system, the first temperature sensor 7, second temperature sensor 8 and three-temperature sensor 11 are to system
Interior recirculated cooling water carries out real time temperature detection, and detection temperature is transmitted to intelligent control box 21, passes through intelligent control box
Contrasted between each temperature sensor of 21 controls and respective preset value and each temperature sensor, (1) is when the first temperature
When the temperature that degree sensor 7 detects is less than preset value, intelligent control box 21 controls the motor speed of the second frequency control water pump 10
Reduce, so that flow-reduction, effectively reduces system energy consumption;(2) when the temperature of the first temperature sensor 7 detection is higher than preset value
When, intelligent control box 21 controls the motor speed increase of the second frequency control water pump 10, so that flow increases, it is quick to reduce circulation
The temperature of water;(3) when the temperature of the first temperature sensor 7 measure is less than the temperature that second temperature sensor 8 measures, the is kept
One frequency control water pump 5 is closed, cooling water system normal operation, when the temperature of the first temperature sensor 7 measure is more than the second temperature
When spending the temperature that sensor 8 measures, intelligent control box 21 controls the first frequency control water pump 5 to open, so as to accelerate plate-type heat-exchange
The flow velocity of heat exchange current between the cold import of 4 secondary side of device and cold outlet, quick heat exchange, and realize to 4 primary side of plate heat exchanger
Circulating water cooling between hot import and heat outlet, after the first frequency control water pump 5 runs a period of time, realizes the first temperature
When the temperature that sensor 7 measures is close or equal to the temperature that second temperature sensor 8 measures, then the control of intelligent control box 21 first
Frequency control water pump 5 reduces frequency until out of service;(4) when the temperature that three-temperature sensor 11 measures is more than preset value
When, i.e., when plate heat exchanger 4 and dry and cold device 2 can not meet circulating water cooling demand, intelligent control box 21 controls air-cooled unit 3 to open
Open, air-cooled unit 3 is carried out forced cooling to the recirculated water in mixed flow water tank 9, realize recirculated cooling water effluent temperature constancy, when
When the temperature that three-temperature sensor 11 detects is less than preset value, intelligent control box 21 controls air-cooled unit 3 to close.
When power failure or failure situation occur in system operation, intelligent control box 21 controls the first on-off valve to close
15, the second break-make, 17 and the 3rd on-off valve 19 open, pass through emergent water inlet branch 16, cooled equipment 1 and emergent water outlet branch
18 form the emergency cooling water circulatory system, and emergent water inlet branch 16 is connected to water, by being gone by cold after equipment 1 through emergent water outlet branch
Road 18 is flowed out, and by the setting for branch of meeting an urgent need, can ensure the normal operation of cooled equipment 1, will not be had a power failure or failure
Influence.
, can be by by the 3rd switch valve of dry and cold 2 water inlet of device and water outlet when dry and cold 2 failure of device or when needing maintenance
20 close, and open the 4th switch valve 24 on bypass line 23, recirculated water is directly entered mixed flow water by bypass line 23
Case 9, is no longer pass through dry and cold device 2;Equally, when 3 failure of air-cooled unit or need maintenance when, by 3 water inlet of air-cooled unit and water outlet
The 3rd switch valve 20 at mouthful is closed, and opens first switch valve 13, makes recirculated water directly by air-cooled unit connecting line 12
Into mixed flow water tank 9, air-cooled unit 3 is no longer pass through.
The utility model uses sealing and circulating water system, effectively save water resource, in addition, using plate heat exchanger 4, dry and cold
3 three-level cooling mode of device 2 and air-cooled unit, recuperation of heat water tank 6 is connected on plate heat exchanger 4, realizes heat recovery, at the same time
Cooled down using the low dry and cold device 2 of energy consumption, the effectively save energy, can not meet the need that cool down in plate heat exchanger 4 and dry and cold device 2
When asking, spare cooling measure during by the use of air-cooled unit 3 as high load capacity, the stability of heat exchange, maximum in guarantee system
The day-to-day operation expense of the reduction cooling water system of degree, in addition, using frequency control water pump, in different thermic loads by changing
The rotating speed for becoming pump motor adjusts the change of circulating cooling water flow and pressure, improves the heat exchanger effectiveness of recirculated cooling water,
By reliable variable frequency adjustment, so as to achieve the purpose that energy saving in running.
One embodiment of the utility model is described in detail above, but the content is only the utility model
Preferred embodiment, it is impossible to be construed as limiting the scope of the utility model.It is all to be made according to application scope of the utility model
All the changes and improvements etc., should all still belong within the patent covering scope of the utility model.
Claims (6)
- A kind of 1. compound cooling water system, it is characterised in that:Including equipment, plate-type heat-exchange unit, dry and cold device and the wind of being cooled Cold group, the plate-type heat-exchange unit include plate heat exchanger, the first frequency control water pump and recuperation of heat water tank, described board-like to change The hot import of hot device is connected with the water outlet pipeline of the cooled equipment, the plate heat exchanger heat outlet with it is described dry and cold The water inlet pipeline connection of device, the first temperature sensing is equipped between the heat outlet of the plate heat exchanger and the water inlet of dry and cold device Device, pipeline connects recuperation of heat water tank, the first frequency control water pump and plate heat exchanger successively for the cold outlet of the plate heat exchanger Cold import, second temperature sensor is equipped between the recuperation of heat water tank and the first frequency control water pump, it is described dry and cold The water inlet of the water outlet of device pipeline connection mixed flow water tank, the second frequency control water pump and cooled equipment successively, the mixed flow Three-temperature sensor is equipped between water tank and the second frequency control water pump, on the second frequency control water pump parallel connection set There is air-cooled unit connecting line, one end of the air-cooled unit connecting line is connected with the water inlet of the mixed flow water tank, described The other end of air-cooled unit connecting line is connected with the water outlet pipeline of the second frequency control water pump, the air-cooled unit Water inlet and water outlet are connected with the air-cooled unit connecting line, between the water inlet and water outlet of the air-cooled unit Air-cooled unit connecting line is equipped with first switch valve, close to the second frequency control water on the air-cooled unit connecting line One end of pump is equipped with second switch valve, and the is equipped between the second frequency control water pump and the water inlet of the cooled equipment One on-off valve, is equipped with emergent water inlet branch, the emergent water inlet between first on-off valve and the water inlet of cooled equipment Branch is equipped with the second on-off valve, is equipped with and meets an urgent need out between the hot import of the water outlet and plate heat exchanger of the cooled equipment Water branch, the emergent water outlet branch are equipped with the 3rd on-off valve, and the water inlet and water outlet of each equipment are equipped with the 3rd and open Close valve.
- A kind of 2. compound cooling water system according to claim 1, it is characterised in that:Intelligent control box is further included, institute State dry and cold device, air-cooled unit, the first temperature sensor, second temperature sensor, three-temperature sensor, the first frequency control water Pump, the second frequency control water pump, the first on-off valve, the second on-off valve and the 3rd on-off valve are electrically connected with the intelligent control box Connect.
- A kind of 3. compound cooling water system according to claim 1, it is characterised in that:The mixed flow water tank and recuperation of heat Filling pipe is equipped with water tank.
- A kind of 4. compound cooling water system according to claim 1, it is characterised in that:The air-cooled unit is modular Air-cooled unit.
- A kind of 5. compound cooling water system according to claim 1, it is characterised in that:The water inlet of the dry and cold device and Bypass line is equipped between the pipeline of water outlet, the bypass line is equipped with the 4th switch valve.
- A kind of 6. compound cooling water system according to claim 2, it is characterised in that:First on-off valve is normally opened The electronic on-off valve of type, second on-off valve and the 3rd on-off valve are the electronic on-off valve of closed type.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721262239.1U CN207262801U (en) | 2017-09-28 | 2017-09-28 | A kind of compound cooling water system |
Applications Claiming Priority (1)
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CN201721262239.1U CN207262801U (en) | 2017-09-28 | 2017-09-28 | A kind of compound cooling water system |
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CN207262801U true CN207262801U (en) | 2018-04-20 |
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CN201721262239.1U Expired - Fee Related CN207262801U (en) | 2017-09-28 | 2017-09-28 | A kind of compound cooling water system |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110195961A (en) * | 2019-06-27 | 2019-09-03 | 中国电力工程顾问集团西北电力设计院有限公司 | Water level linkage control system and its chain control method in a kind of air-cooled photo-thermal unit |
CN110966840A (en) * | 2019-12-18 | 2020-04-07 | 核工业理化工程研究院 | Water supply device of equipment test system |
CN112519303A (en) * | 2020-12-04 | 2021-03-19 | 天津天锻航空科技有限公司 | Cooling system of thermoforming hydraulic press |
CN113636764A (en) * | 2021-09-17 | 2021-11-12 | 锦绣前程玻璃有限责任公司 | Laminated glass autoclave cooling device |
-
2017
- 2017-09-28 CN CN201721262239.1U patent/CN207262801U/en not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110195961A (en) * | 2019-06-27 | 2019-09-03 | 中国电力工程顾问集团西北电力设计院有限公司 | Water level linkage control system and its chain control method in a kind of air-cooled photo-thermal unit |
CN110195961B (en) * | 2019-06-27 | 2024-02-06 | 中国电力工程顾问集团西北电力设计院有限公司 | Water level linkage control system in air cooling photo-thermal unit and linkage control method thereof |
CN110966840A (en) * | 2019-12-18 | 2020-04-07 | 核工业理化工程研究院 | Water supply device of equipment test system |
CN110966840B (en) * | 2019-12-18 | 2024-05-14 | 核工业理化工程研究院 | Water supply device of equipment test system |
CN112519303A (en) * | 2020-12-04 | 2021-03-19 | 天津天锻航空科技有限公司 | Cooling system of thermoforming hydraulic press |
CN113636764A (en) * | 2021-09-17 | 2021-11-12 | 锦绣前程玻璃有限责任公司 | Laminated glass autoclave cooling device |
CN113636764B (en) * | 2021-09-17 | 2022-10-25 | 锦绣前程玻璃有限责任公司 | Laminated glass autoclave cooling device |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180420 Termination date: 20190928 |
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