WO2013078844A1 - 一种密闭式循环水冷却装置和方法 - Google Patents
一种密闭式循环水冷却装置和方法 Download PDFInfo
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- WO2013078844A1 WO2013078844A1 PCT/CN2012/076189 CN2012076189W WO2013078844A1 WO 2013078844 A1 WO2013078844 A1 WO 2013078844A1 CN 2012076189 W CN2012076189 W CN 2012076189W WO 2013078844 A1 WO2013078844 A1 WO 2013078844A1
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- cooled
- circuit
- cooling water
- water
- cooling
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20927—Liquid coolant without phase change
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
- H05K7/20254—Cold plates transferring heat from heat source to coolant
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D16/00—Devices using a combination of a cooling mode associated with refrigerating machinery with a cooling mode not associated with refrigerating machinery
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/02—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D3/00—Devices using other cold materials; Devices using cold-storage bodies
- F25D3/02—Devices using other cold materials; Devices using cold-storage bodies using ice, e.g. ice-boxes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D31/00—Other cooling or freezing apparatus
- F25D31/002—Liquid coolers, e.g. beverage cooler
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/46—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids
- H01L23/473—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids by flowing liquids
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
- H05K7/20281—Thermal management, e.g. liquid flow control
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20945—Thermal management, e.g. inverter temperature control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/24—Storage receiver heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28B—STEAM OR VAPOUR CONDENSERS
- F28B1/00—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser
- F28B1/06—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser using air or other gas as the cooling medium
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D20/02—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat
- F28D20/021—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat the latent heat storage material and the heat-exchanging means being enclosed in one container
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Definitions
- the present invention relates to the field of cooling devices, and more particularly to a closed circulating water cooling apparatus and method for recooling cooling water passing through an air cooler through a plate heat exchanger. Background technique
- one technique to be solved by the present invention provides a cooling device that improves the cooling capacity of the cooling device.
- a closed circulating water cooling device comprising: an internal cooling device, a plate heat exchanger
- an ice storage auxiliary cooling device wherein the internal cooling device comprises an internal cooling circulation pump 2 and an air cooler 3; the ice storage auxiliary cooling device comprises an external cooling circulation pump 8 and an ice storage device 9;
- the internal cooling water in the internal cooling device of the device 7 exchanges heat with the external cooling water flowing through the ice storage auxiliary cooling device of the plate heat exchanger 7.
- the internal cooling device further includes a first circuit valve 4 and a second circuit valve 5 or 6; in a state where the first circuit valve 4 is opened and the second circuit valves 5 and 6 are closed
- the air cooler 3 and the cooled device 1 form a first loop, and the inner cooling water circulates in the first loop; in the state where the first loop valve 4 is closed, and the second loop valves 5 and 6 are opened, the cooled device 1.
- the air cooler 3 and the plate heat exchanger 7 form a second circuit in which the inner cooling water circulates.
- the ice cold storage auxiliary cooling device stops operating, the inner cooling water circulates in the first circuit, and the inner cooling water passes After the air cooler 3 is cooled, the cooled device 1 is cooled; when the ambient temperature is higher than 1 ⁇ and below the temperature threshold ⁇ 2 , the first circuit valve 4 is closed, and the second circuit valve 5, 6 is opened.
- Cooling water is circulated in the second circuit, and the internal cooling water is cooled by the external cooling water through the heat exchanger 7, and then cooled by the cooling device 1; the ice storage device 9 is operated at night Cooling; when the ambient temperature is higher than T 2 and lower than the temperature threshold T 3 , closing the first circuit valve 4, and opening the second circuit valve 5, 6, the inner cooling water circulates in the second circuit, The internal cooling water is cooled by the air cooler 3, and then cooled by the cooling water through the plate heat exchanger 7, and the further cooled internal cooling water is cooled to cool the cooled device 1; the ice storage device 9 is operated at night. And cold storage; where, ⁇ is less than ⁇ 2 and ⁇ 2 is less than ⁇ 3 .
- the internal cooling device further includes a water temperature sensor and/or an ambient temperature sensor, and an ambient temperature measured by the water temperature sensor and/or an ambient temperature measured by the ambient temperature sensor a control unit that controls opening and closing of the first circuit valve 4 and the second circuit valves 5, 6.
- the plate heat exchanger 7 and the ice storage device 9 form a circulation loop for externally cooled circulating water.
- the internal cooling circulation pump 2 and the external cooling circulation pump 8 are configured in a master-slave redundancy mode.
- the device to be cooled 1 is a converter valve in a direct current power transmission device.
- the cooling device of the present invention uses a plate heat exchanger in combination with an ice storage air conditioner to recool the internal cooling water passing through the air cooler, thereby improving the cooling capacity of the cooling device. It solves the problem that the air cooler can't cool the fluid below the ambient temperature and the ambient temperature, and there is no water loss during the operation of the equipment, which achieves the purpose of water saving.
- One technique to be solved by the present invention provides a cooling method that increases the cooling capacity of the cooling device.
- a closed circulating water cooling method comprising: cooling water to be cooled by an internal cooling water in an internal cooling device; the internal cooling water flowing through the plate heat exchanger 6, and ice cooling auxiliary cooling flowing through the plate heat exchanger 6.
- the external cooling water in the device exchanges heat; wherein the internal cooling device comprises an internal cooling circulation pump 2 and an air cooler 3; the ice storage auxiliary cooling device comprises an external cooling circulation pump 8 and an ice storage device 9;
- the first circuit valve 4 is opened, and the second circuit valves 5, 6 are closed, the air cooler 3 and the cooled device 1 form a first circuit, and the inner cooling water is in the first circuit
- the first loop valve 4 is closed, and the second loop valves 5, 6 are opened, the second loop is formed by the cooling device 1, the air cooler 3 and the plate heat exchanger 7, and the inner cooling water is in the second loop Medium circulation; the heat exchanger 7 and the ice storage device 9 form a circulation loop of external cold circulating water, Circulate in the circulation loop of the cooling water.
- the ice cold storage auxiliary cooling device stops operating, the internal cooling water circulates in the first circuit, and the internal cooling water passes After the air cooler 3 is cooled, the cooled device 1 is cooled; when the ambient temperature is higher than 1 ⁇ and below the temperature threshold ⁇ 2 , the first circuit valve 4 is closed, and the second circuit valve 5, 6 is opened.
- Cooling water is circulated in the second circuit, and the internal cooling water is cooled by the external cooling water through the heat exchanger 7, and then cooled by the cooling device 1; the ice storage device 9 is operated at night Cooling; when the ambient temperature is higher than T 2 and lower than the temperature threshold T 3 , closing the first circuit valve 4, and opening the second circuit valve 5, 6, the inner cooling water circulates in the second circuit, The internal cooling water is cooled by the air cooler 3, and then cooled by the cooling water through the plate heat exchanger 7, and the further cooled internal cooling water is cooled to cool the cooled device 1; the ice storage device 9 is operated at night. And cold storage; where, ⁇ is less than ⁇ 2 and ⁇ 2 is less than ⁇ 3 .
- the internal cooling device is further provided with a water temperature sensor and/or an ambient temperature sensor; the control unit measures the temperature of the internal cooling water measured by the water temperature sensor and/or the environment measured by the ambient temperature sensor The temperature controls the opening and closing of the first circuit valve 4 and the second circuit valves 5, 6.
- the internal cooling circulation pump 2 and the external cooling circulation pump 8 are configured in a master-standby redundancy mode.
- the cooled device 1 is a converter valve in a direct current power transmission device.
- the method of the present invention uses a plate heat exchanger in combination with an ice storage air conditioner to re-cool the internal cooling water passing through the air cooler, thereby improving the cooling capacity of the cooling device.
- the problem that the air cooler cannot cool the fluid to below the ambient temperature and the ambient temperature is solved, and the water consumption of the device is not lost during the operation of the device, thereby achieving the purpose of water saving.
- FIG. 1 is a schematic view of an embodiment of a cooling device according to the present invention
- FIG. 2 is a schematic view showing an operating state of an embodiment of a cooling device according to the present invention
- FIG. 3 is a schematic illustration of another operational state of one embodiment of a cooling apparatus in accordance with the present invention. detailed description
- the cooling apparatus and method of the present invention utilizes a plate heat exchanger in combination with an ice storage air conditioner to recool the internal cooling water passing through the air cooler, thereby improving the cooling capacity of the cooling device.
- FIG. 1 is a schematic illustration of one embodiment of a cooling apparatus in accordance with the present invention. As shown in Fig.
- the internal cooling device comprises: an internal cooling circulation pump 2, an air cooler 3, a first circuit valve 4, two second circuit valves 5 and a valve 6;
- the auxiliary cooling device comprises: an external cooling circulation pump 8, ice The cold storage device 9; when the first circuit valve 4 is opened, the second circuit valve 5 and the valve 6 are closed, the air cooler 3 and the cooled device 1 form a circuit; the internal cooling circulation pump 2 provides power to circulate the inner cooling water in the circuit Wherein, the inner cooling water is cooled by the air cooler 3, and then the cooled device 1 is cooled.
- the circuit is formed by the cooling device 1, the air cooler 3 and the plate heat exchanger 7; the internal cooling circulation pump 2 provides power to make the internal cooling water in the circuit The intermediate circulation; wherein, after the inner cooling water is cooled by the air cooler 3, the heat exchanger 7 is further cooled, and the cooled device 1 is cooled.
- the external cooling circulation pump 8 supplies power to circulate the externally cooled circulating water in a circuit formed by the plate heat exchanger 7 and the ice thermal storage device 9, wherein the ice thermal storage device 9 externally circulates the water Line cooling.
- the second circuit valve may have one water outlet or water inlet of the plate heat exchanger 7. There may also be two second circuit valves, which are installed in the water outlet and the water inlet of the plate heat exchanger 7, respectively.
- the ice thermal storage device 9 performs electric cooling to perform ice making and stores ice.
- the cooled device 1 is a converter valve in a DC power transmission device, and the internal cooling water is pure water.
- the internal cooling water is heated and heated by the converter valve, it is driven by the internal cooling circulation pump 2, and the internal cooling water is cooled by the i ⁇ 1 ⁇ 4 heat exchanger 7, and the cooled cooling water is cooled. It is driven by the internal cooling circulation pump 2 and sent to the converter valve, and the internal cold water is cycled again and again.
- the first circuit valve 4 When the ambient temperature is relatively high, the first circuit valve 4 is closed, the two second circuit valves 5 and the valve 6 are opened, and the internal cold water that has cooled part of the heat of the air cooler is further cooled to the industrial equipment by the plate heat exchanger 7. Allowable temperature range.
- the plate heat exchanger 7 uses the ice storage device 9 to collect the collected heat «L out.
- the first circuit valve 4 and the second circuit valve 5 and the valve 6 may be either automatic or manual valves.
- the internal cooling device further includes a control unit, which is not shown in FIG. 1.
- a control unit which is not shown in FIG. 1.
- the control unit closes the first circuit valve 4, opens the second circuit valve 5 and Valve 6.
- a water temperature sensor and/or an ambient temperature sensor are provided in the internal cooling device for measuring the water temperature and the ambient temperature of the internal cooling water.
- the internal cooling circulation pump 2 and the external cooling circulation pump 8 can be configured in a master-standby redundancy manner, thereby improving the safety and reliability of the operation of the cooling device.
- the internal cooling device includes: an internal cooling circulation pump 2, an air cooler 3, wherein the cooling device 1 and the air cooler 3 form a circuit; and the internal cooling circulation pump 2 provides power,
- the inner cooling water is circulated in the circuit; wherein, the inner cooling water is cooled by the air cooler 3, and then the cooled device 1 is cooled, and the inner cold water is cycled again and again.
- FIG. 3 is a schematic illustration of another operational state of one embodiment of a cooling apparatus in accordance with the present invention.
- the internal cooling device comprises: an internal cooling circulation pump 2 and an air cooler 3;
- the auxiliary cooling device comprises: an external cooling circulation pump 8 and an ice storage device 9; wherein the external cooling circulation pump 8 provides power to make the external cooling cycle
- the water circulates in a circuit formed by the plate heat exchanger 7 and the ice thermal storage device 9, wherein the ice thermal storage device 9 cools the cold circulating water.
- the cooled device 1, the air cooler 3 and the plate heat exchanger 7 form a circuit; the internal cooling circulation pump 2 provides power to circulate the inner cooling water in the circuit; wherein the inner cooling water is cooled by the air cooler 3, and then enters the plate type
- the heater 7 is further cooled, and the cooled device 1 is cooled; the internal cooling water flowing through the plate heat exchanger 7 exchanges heat with the external cooling water flowing through the plate heat exchanger 7, and the internal cold water is recirculated as described above.
- the value of ⁇ is determined by the design capacity of the air cooler 3, generally - 5 - 25 , and the cooling capacity requirement can be satisfied by using the air cooler 3.
- the ice storage auxiliary cooling device is stopped, the first circuit valve 4 is opened, the second circuit valve 5 and the valve 6 are closed, the air cooler 3 and the cooled device 1 form a circuit, and the internal cooling water is circulated in the first circuit.
- the cooled device 1 is cooled.
- the internal cooling circulation pump 2 is in operation.
- the typical cooling system has a maximum energy consumption of 2/3.
- the air cooler 3 enters full speed operation (ie, the maximum energy consumption in this mode is 176kW).
- the temperature setting of 1 ⁇ is consistent with the temperature of L in the above mode, ⁇ 2 is determined by the design margin of the air cooler, when the temperature is larger, ⁇ 2
- the higher value of about ⁇ 2 substantially maximum ambient temperature is low than the extreme 3 - ( ⁇ 2 - is generally 30 - 38).
- the ice storage device is activated at night for cold storage, The plate heat exchanger is activated during the day to dry the cold stored at night.
- the first circuit valve 4 is closed, and the second circuit valve 5, 6 is opened, and the second circuit is formed by the cooling device 1, the air cooler 3 and the plate heat exchanger 7, and the inner cooling water circulates in the second circuit, and the inner cooling water passes through
- the cooled device 1 is cooled.
- the ice storage device 9 is operated at night and stored in cold.
- the air cooler 3 may or may not operate. If the night temperature drops below the temperature threshold L, the first circuit valve 4 is opened, the second circuit valve 5 and the valve 6 are closed, the air cooler 3 and the cooled device 1 form a circuit, and the internal cooling water circulates in the circuit.
- the maximum energy consumption of the external set of a typical converter valve cooling system is approximately equivalent to 2/3 of the air cooler's 3 ⁇ 4 ⁇ 4 ⁇ operating state.
- the ambient temperature is higher than 2 and lower than the temperature Î ⁇ threshold when ⁇ 3, ⁇ temperature setpoint 2 Î ⁇ consistent with the temperature patterns 2, ⁇ 3 for the maximum temperature extreme environments, ⁇ 3 - generally from 38 - 45.
- the ice storage air conditioning unit must be activated for cold storage at night, and the plate heat exchanger is activated during the day to dry the stored cooling capacity.
- the air coolers 3 are all in operation, and the plate heat exchanger and the externally cooled main circulation pump are also in operation.
- the first circuit valve 4 is closed, and the second circuit valve 5, 6 is opened, and the second circuit is formed by the cooling device 1, the air cooler 3 and the plate heat exchanger 7, and the inner cooling water circulates in the second circuit, and the inner cooling water passes through
- the air cooler 3 is cooled, cooled by the outer cooling water through the plate heat exchanger 7, and the cooled cooling water is cooled by the further cooled inner cooling water 1.
- the ice storage device 9 is operated at night and stored in the cold. In this mode of operation, a typical cooling system requires up to three energy savings.
- the cooling apparatus and method of the present invention solves the problem that the air cooler cannot cool the fluid below ambient temperature and ambient temperature.
- the ambient temperature is greater than or equal to the maximum influent temperature allowed by the process equipment, the air cooler cannot cool the primary cooling water, but instead heats the cooling water.
- the cooling device of the present invention still has sufficient cooling capacity to meet the operational requirements of the process equipment.
- the cooling device of the invention has no water loss during operation, achieves the purpose of water saving, and solves the disadvantage of large consumption of water when using the cooling tower.
- the energy consumption of the cooling device is small at night, the ice storage air conditioning device is used for ice storage and energy storage, and the ice is used during the daytime. The energy of the savings is dry, and the power load is evenly distributed. And according to the ambient temperature, different operating modes can be selected to ensure that the energy consumption of the equipment is minimal during operation.
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Air Conditioning Control Device (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AP2014007682A AP2014007682A0 (en) | 2011-12-01 | 2012-05-29 | Closed circulating water cooling apparatus and method |
US14/361,858 US9596786B2 (en) | 2011-12-01 | 2012-05-29 | Closed circulating water cooling apparatus and method |
BR112014013288-7A BR112014013288B1 (pt) | 2011-12-01 | 2012-05-29 | Aparelho e método de resfriamento de água em circulação fechada |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110393314.9A CN102435032B (zh) | 2011-12-01 | 2011-12-01 | 一种密闭式循环水冷却装置和方法 |
CN201110393314.9 | 2011-12-01 |
Publications (1)
Publication Number | Publication Date |
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WO2013078844A1 true WO2013078844A1 (zh) | 2013-06-06 |
Family
ID=45983244
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/CN2012/076189 WO2013078844A1 (zh) | 2011-12-01 | 2012-05-29 | 一种密闭式循环水冷却装置和方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9596786B2 (zh) |
CN (1) | CN102435032B (zh) |
AP (1) | AP2014007682A0 (zh) |
BR (1) | BR112014013288B1 (zh) |
WO (1) | WO2013078844A1 (zh) |
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CN102435032B (zh) * | 2011-12-01 | 2014-05-14 | 国家电网公司 | 一种密闭式循环水冷却装置和方法 |
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CN104390412A (zh) * | 2014-10-29 | 2015-03-04 | 常州协鑫光伏科技有限公司 | 用于切片机工艺水的冷却*** |
CN104362834B (zh) * | 2014-11-06 | 2019-03-22 | 许昌许继晶锐科技有限公司 | 用于直流输电工程的换流阀与阀厅的综合换热*** |
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Also Published As
Publication number | Publication date |
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US20150237766A1 (en) | 2015-08-20 |
CN102435032B (zh) | 2014-05-14 |
BR112014013288B1 (pt) | 2021-08-24 |
CN102435032A (zh) | 2012-05-02 |
AP2014007682A0 (en) | 2014-06-30 |
BR112014013288A2 (pt) | 2017-06-13 |
US9596786B2 (en) | 2017-03-14 |
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