CN115143666A - Carbon dioxide gas cooler of microchannel coupling fin type heat pipe - Google Patents

Carbon dioxide gas cooler of microchannel coupling fin type heat pipe Download PDF

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Publication number
CN115143666A
CN115143666A CN202210720301.6A CN202210720301A CN115143666A CN 115143666 A CN115143666 A CN 115143666A CN 202210720301 A CN202210720301 A CN 202210720301A CN 115143666 A CN115143666 A CN 115143666A
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CN
China
Prior art keywords
micro
pipe
heat pipe
channel flat
carbon dioxide
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210720301.6A
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Chinese (zh)
Inventor
巫江虹
杨槐宇
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South China University of Technology SCUT
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South China University of Technology SCUT
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Publication date
Application filed by South China University of Technology SCUT filed Critical South China University of Technology SCUT
Priority to CN202210720301.6A priority Critical patent/CN115143666A/en
Publication of CN115143666A publication Critical patent/CN115143666A/en
Pending legal-status Critical Current

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    • 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
    • F25B39/00—Evaporators; Condensers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/02—Tubular elements of cross-section which is non-circular
    • F28F1/022—Tubular elements of cross-section which is non-circular with multiple channels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
    • F28F1/30—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means being attachable to the element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
    • F28F21/081—Heat exchange elements made from metals or metal alloys
    • F28F21/082—Heat exchange elements made from metals or metal alloys from steel or ferrous alloys
    • F28F21/083—Heat exchange elements made from metals or metal alloys from steel or ferrous alloys from stainless steel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
    • F28F21/081—Heat exchange elements made from metals or metal alloys
    • F28F21/084—Heat exchange elements made from metals or metal alloys from aluminium or aluminium alloys
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/09—Improving heat transfers

Abstract

The invention discloses a carbon dioxide gas cooler of a microchannel coupling fin type heat pipe, which comprises a first collecting pipe and a second collecting pipe which are oppositely arranged; the inlet ends and the outlet ends of the micro-channel flat tubes are respectively converged at the first collecting pipe and the second collecting pipe; and the fin type heat pipes are arranged at the upper ends or the lower ends of the micro-channel flat pipes and are used for carrying out heat exchange between the micro-channel flat pipes and the outside, each fin type heat pipe comprises a cavity and a plurality of fins connected to the cavity, and the inside of each fin type heat pipe is vacuumized and filled with a fluid working medium. According to the technical scheme, the fin type heat pipe is arranged at the upper end or the lower end of the micro-channel flat pipe, the inside of the fin type heat pipe is vacuumized and filled with the fluid working medium, solid heat conduction is changed into phase change heat exchange through phase change of the fluid working medium in the fin type heat pipe, and the heat exchange capacity of carbon dioxide and external environment air in the micro-channel flat pipe is improved.

Description

Carbon dioxide gas cooler of microchannel coupling fin type heat pipe
Technical Field
The invention relates to the technical field of heat exchangers, in particular to a carbon dioxide gas cooler of a microchannel coupling fin type heat pipe.
Background
Under severe energy and environmental protection problems, world countries are energetically developing advocateLead new energy automobile to replace traditional fuel vehicle. At present, the accumulated sales volume of new energy vehicles in the world exceeds 1100 thousands of vehicles, wherein pure electric vehicles are the main technical route and account for more than 80%. With the continuous increase of the quantity of electric vehicles and the continuous expansion of popularization areas, the whole vehicle heat management technology is widely concerned by the industry, and in order to optimize the energy efficiency of the whole vehicle and realize the minimization of emission reduction of the whole life cycle of the electric vehicle, the heat pump air conditioning system is gradually applied and popularized to the electric vehicle. CO 2 2 Has good environmental protection property and thermodynamic property (ODP =0, GWP = 1), and CO 2 Is expected to become the main flow refrigerant of the future automobile air conditioner.
CO 2 The main components of the heat pump air conditioning system include a compressor, an air cooler, a throttling device, an evaporator, and the like. The air cooler is used as a heat dissipation device of a refrigerant, has an important influence on the performance of the whole heat pump air conditioning system, two heat exchange fluids on two sides of the air cooler are both in a gaseous state during the refrigeration cycle, the heat exchange performance is low, the space in an automobile is limited, the heat exchange area of the air cooler is strictly limited, and the carbon dioxide refrigeration cycle efficiency is seriously influenced; in the heat pump cycle of the electric automobile, under the working condition of refrigeration cycle in summer, the air cooler is a radiator, and under the working condition of heating in winter, the air cooler is converted into an evaporator, so that the design of the air cooler is compatible with the load and heat exchange characteristics of two working conditions; therefore, how to design a carbon dioxide gas cooler with enhanced heat exchange and compact structure is a key technical problem to be solved by the invention.
Disclosure of Invention
The present invention aims to solve at least to some extent one of the above-mentioned technical problems of the prior art. Therefore, the embodiment of the invention provides a carbon dioxide gas cooler of a microchannel coupling fin type heat pipe, which can enhance the heat exchange effect of the gas cooler.
The carbon dioxide gas cooler of the microchannel coupling finned heat pipe comprises a first collecting pipe and a second collecting pipe which are arranged oppositely; the inlet ends and the outlet ends of the micro-channel flat tubes are respectively converged at the first collecting pipe and the second collecting pipe; and the fin type heat pipes are arranged at the upper ends or the lower ends of the micro-channel flat pipes and are used for carrying out heat exchange between the micro-channel flat pipes and the outside, each fin type heat pipe comprises a cavity and a plurality of fins connected to the cavity, and the inside of each fin type heat pipe is vacuumized and filled with a fluid working medium.
In an alternative or preferred embodiment, the carbon dioxide gas cooler of the microchannel coupling finned heat pipe has a refrigerating working condition and a heating working condition; in the refrigeration working condition, the cavity is used as an evaporation end, the cavity is connected with the micro-channel flat tubes to absorb heat of the micro-channel flat tubes, and the fins are used as condensation ends to dissipate heat to ambient air; in the heating working condition, the fins are used as evaporation ends to absorb heat of ambient air, the cavity is used as a condensation end, and the cavity is connected with the micro-channel flat tubes to transfer heat to the micro-channel flat tubes.
In an alternative or preferred embodiment, a liquid absorbing core assembly is arranged inside the microchannel flat tube, and the liquid absorbing core assembly comprises a first liquid absorbing core distributed along the inner wall surface of the cavity and a second liquid absorbing core distributed along the inner wall surface of the fin.
In an optional or preferred embodiment, the first collecting pipe and the second collecting pipe are both vertically arranged, the microchannel flat pipes are horizontally arranged and parallel to each other, the fin-type heat pipe is horizontally arranged at the upper end of the microchannel flat pipe, and the periphery of the fin-type heat pipe is welded with the microchannel flat pipe.
In an alternative or preferred embodiment, a plane formed between the axis of the first header and the axis of the second header is defined as a vertical plane, a plurality of rows of the fins are distributed in each fin-type heat pipe, and each row of the fins and the vertical plane form an included angle of 45 degrees.
In an alternative or preferred embodiment, the fin-type heat pipe has a comb-shaped structure, and each fin has one or more of a polygonal column shape, a conical shape, a polygonal column shape and a cylindrical shape.
In an alternative or preferred embodiment, the microchannel flat tube has a plurality of microchannels inside, and the diameter of the microchannel is less than 3mm.
In an alternative or preferred embodiment, the cross-sectional shape of the microchannel flat tube is circular or trapezoidal or triangular.
In an optional or preferred embodiment, the finned heat pipe is made of aluminum or stainless steel, the microchannel flat pipe is made of aluminum or stainless steel, and the first collecting pipe and the second collecting pipe are made of aluminum or stainless steel.
In an alternative or preferred embodiment, the fluid working medium is one of water, formaldehyde and freon.
Based on the technical scheme, the embodiment of the invention at least has the following beneficial effects: according to the technical scheme, the fin type heat pipe is arranged at the upper end or the lower end of the micro-channel flat pipe, the inside of the fin type heat pipe is vacuumized and filled with a fluid working medium, solid heat conduction is changed into phase change heat exchange through phase change of the fluid working medium in the fin type heat pipe, and the heat exchange capacity of carbon dioxide in the micro-channel flat pipe and external environment air is improved; the cavity of the fin type heat pipe is taken as a whole, so that the normal flow of a fluid working medium can be ensured, and different requirements on the flow of the fluid medium at different positions and different temperatures of the microchannel flat pipe are met.
Drawings
The invention is further described below with reference to the drawings and examples;
FIG. 1 is a perspective view of an embodiment of the present invention;
FIG. 2 is a front view of an embodiment of the present invention;
FIG. 3 is a top view of an embodiment of the present invention;
FIG. 4 is a front view of a finned heat pipe in an embodiment of the present invention, showing microchannel flat tubes;
FIG. 5 is a top view of a finned heat pipe in an embodiment of the present invention, showing microchannel flat tubes;
FIG. 6 is a side view of a finned heat pipe in an embodiment of the present invention showing microchannel flat tubes;
FIG. 7 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 5;
FIG. 8 is a cross-sectional view of a first configuration of fins in an embodiment of the invention;
FIG. 9 is a sectional view of a second structure of a fin in an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If there is a description of first and second for the purpose of distinguishing technical features only, this is not to be understood as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1 to 7, a carbon dioxide gas cooler of a microchannel coupled fin heat pipe is shown, which includes a first collecting pipe 11, a second collecting pipe 12, a plurality of rows of microchannel flat pipes 21, and a plurality of fin heat pipes 30. In this embodiment, the axis of the first header 11 and the cross-section of the second header 12 are D-shaped.
First pressure manifold 11 and second pressure manifold 12 set up relatively, and the entrance point and the exit end of microchannel flat tube 21 collect respectively at first pressure manifold 11 and second pressure manifold 12. Specifically, the inside of microchannel flat tube 21 has a plurality of microchannel 22, and microchannel 22's pipe diameter is less than 3mm. The cross section of the microchannel flat tube 21 is circular, trapezoid or triangular.
The finned heat pipe 30 is arranged at the upper end or the lower end of the microchannel flat pipe 21 and used for carrying out heat exchange on the microchannel flat pipe 21 and the outside, the finned heat pipe 30 comprises a cavity 31 and a plurality of fins 32 connected to the cavity 31, and the inside of the finned heat pipe 30 is vacuumized and filled with fluid working media.
Wherein the microchannel flat tubes 21 are arranged horizontally or obliquely. Specifically, the first collecting pipe 11 and the second collecting pipe 12 are vertically arranged, the micro-channel flat pipes 21 are horizontally arranged and are parallel to each other, the fin type heat pipe 30 is horizontally arranged at the upper end of the micro-channel flat pipes 21, and the fin type heat pipe 30 is welded with the micro-channel flat pipes 21 at the periphery. In other embodiments, the first header 11 and the second header 12 may be arranged obliquely, and accordingly, the microchannel flat tubes 21 are also arranged obliquely.
It can be understood that the finned heat pipe 30 is arranged at the upper end or the lower end of the microchannel flat pipe 21, the inside of the finned heat pipe 30 is vacuumized and filled with a fluid working medium, and solid heat conduction is changed into phase change heat exchange through phase change of the fluid working medium in the finned heat pipe 30, so that the heat exchange capacity of carbon dioxide inside the microchannel flat pipe 21 and outside environment air is improved. In addition, the cavity 31 of the finned heat pipe 30 is used as a whole, so that the normal flow of the fluid working medium can be ensured, and different requirements on the flow rate of the fluid medium at different positions and different temperatures of the microchannel flat pipe 21 can be met.
In this embodiment, the carbon dioxide gas cooler of the microchannel coupling fin type heat pipe has a refrigeration working condition and a heating working condition.
Under the refrigeration working condition, the cavity 31 serves as an evaporation end, the cavity 31 is connected with the micro-channel flat tubes 21 to absorb heat of the micro-channel flat tubes 21, and the fins 32 serve as condensation ends to dissipate heat to ambient air.
Under the heating working condition, the fins 32 are used as evaporation ends to absorb heat of ambient air, the cavity 31 is used as a condensation end, and the cavity 31 is connected with the micro-channel flat tubes 21 to transfer heat to the micro-channel flat tubes 21.
The microchannel flat tube 21 is internally provided with a liquid suction core assembly, and the liquid suction core assembly comprises a first liquid suction core 41 distributed along the inner wall surface of the cavity 31 and a second liquid suction core 42 distributed along the inner wall surface of the fin 32. By adopting the technical scheme, the normal work of the fluid medium of the mobile air conditioner under different road conditions can be ensured, the function exchange of the cavity 31 at the lower part and the fins 32 at the upper part under the refrigeration working condition in summer and the heating working condition in winter can be met, and for a fixed refrigeration air-conditioning system, the liquid suction core assembly is not required to be arranged, and the fluid medium flows back by gravity.
In this embodiment, the heat exchange operation process of the carbon dioxide gas cooler of the microchannel coupling fin type heat pipe is as follows:
under the refrigeration working condition in summer, the cavity 31 at the lower part of the finned heat pipe 30 is used as an evaporation end, and the fins 32 at the upper part are used as condensation ends. High-temperature and high-pressure carbon dioxide gas enters each row of micro-channel flat tubes 21 from the first collecting pipe 11, heat is rapidly transferred to the cavity 31 at the lower part of the fin-type heat pipe 30 through the micro-channel flat tubes 21, a fluid medium in the cavity 31 of the fin-type heat pipe 30 absorbs heat and then vaporizes, the fins 32 which rise to the upper part are condensed into liquid, the liquid flows back to the cavity 31 at the lower part under the action of gravity and a liquid absorption core, circulation is completed, and the heat is taken away by ambient air outside the fins through convection heat exchange. At this time, the carbon dioxide gas after heat dissipation enters the second collecting pipe 12 through each row of micro-channel flat pipes 21. The cavity 31 at the lower part of the finned heat pipe 30 is taken as a whole, so that the normal flow of the fluid working medium can be ensured, and different requirements on the flow of the fluid medium at different positions and different temperatures of the microchannel flat pipe 21 can be met.
Under the heating working condition in winter, the cavity 31 at the lower part of the finned heat pipe 30 is used as a condensation end, and the fins 32 at the upper part are used as evaporation ends. Carbon dioxide liquid enters each row of micro-channel flat tubes 21 from the first collecting pipe 11 respectively, fins 32 on the upper portion of the finned heat pipe 30 absorb heat in air, fluid medium evaporates and flows to the cavity 31 on the lower portion, the heat is transferred to the micro-channel flat tubes 21 from the cavity 31 on the lower portion, and condensed liquid flows back to the fins 32 on the upper portion through the liquid absorption core assembly to complete circulation. At this time, the carbon dioxide gas after absorbing heat enters the second collecting pipe 12 through each row of micro-channel flat pipes 21.
Preferably, a plane formed between the axis of the first header 11 and the axis of the second header 12 is defined as a vertical plane, and a plurality of rows of fins 32 are distributed in each fin-type heat pipe 30, and each row of fins 32 is distributed at an angle of 45 ° with respect to the vertical plane. The fins 32 are distributed obliquely, so that air disturbance can be enhanced, and heat exchange is enhanced; and the heat exchange area of the air side can be increased, and the heat exchange effect is enhanced.
Wherein, the finned heat pipe 30 is a comb-shaped structure. Referring to fig. 8 and 9, each fin 32 has one or more of a polygonal column shape, a conical shape, a polygonal column shape, and a cylindrical shape. Wherein, fig. 8 shows a cross section of a polygonal columnar, cylindrical fin; fig. 9 shows a cross section of a conical fin. In other embodiments, the fins 402 are not constrained to one configuration.
The finned heat pipe 30 is made of aluminum or stainless steel, the microchannel flat pipe 21 is made of aluminum or stainless steel, and the first collecting pipe 11 and the second collecting pipe 12 are made of aluminum or stainless steel. The fluid working medium is one of water, formaldehyde and freon.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims (10)

1. A carbon dioxide gas cooler of microchannel coupling fin type heat pipe is characterized in that: comprises that
The first collecting pipe and the second collecting pipe are arranged oppositely;
the inlet ends and the outlet ends of the micro-channel flat tubes are respectively converged at the first collecting pipe and the second collecting pipe; and
the heat exchanger comprises a plurality of finned heat pipes, wherein the finned heat pipes are arranged at the upper ends or the lower ends of the micro-channel flat pipes and used for exchanging heat between the micro-channel flat pipes and the outside, each finned heat pipe comprises a cavity and a plurality of fins connected to the cavity, and the inside of each finned heat pipe is vacuumized and filled with a fluid working medium.
2. The carbon dioxide gas cooler of the microchannel coupled fin heat pipe as set forth in claim 1, wherein: the carbon dioxide air cooler of the microchannel coupling finned heat pipe has a refrigerating working condition and a heating working condition; wherein, the first and the second end of the pipe are connected with each other,
in the refrigeration working condition, the cavity is used as an evaporation end, the cavity is connected with the micro-channel flat tubes to absorb heat of the micro-channel flat tubes, and the fins are used as condensation ends to dissipate heat to ambient air;
in the heating working condition, the fins are used as evaporation ends to absorb heat of ambient air, the cavity is used as a condensation end, and the cavity is connected with the micro-channel flat tubes to transfer heat to the micro-channel flat tubes.
3. The carbon dioxide gas cooler of the microchannel coupled fin heat pipe as set forth in claim 2, wherein: liquid absorbing core assemblies are arranged in the micro-channel flat tubes, and each liquid absorbing core assembly comprises a first liquid absorbing core distributed along the inner wall surface of each cavity and a second liquid absorbing core distributed along the inner wall surfaces of the fins.
4. The carbon dioxide gas cooler of the microchannel coupled fin heat pipe as set forth in claim 2 or 3, wherein: the first collecting pipe and the second collecting pipe are both vertically arranged, the micro-channel flat pipes are horizontally arranged and are parallel to each other, the fin type heat pipe is horizontally arranged at the upper end of each micro-channel flat pipe, and the periphery of the fin type heat pipe is welded with the micro-channel flat pipes.
5. The carbon dioxide gas cooler of the microchannel coupled fin heat pipe as set forth in claim 4, wherein: and a surface formed between the axis of the first collecting pipe and the axis of the second collecting pipe is defined as a vertical surface, a plurality of rows of fins are distributed in each fin type heat pipe, and the fins and the vertical surface form an included angle of 45 degrees.
6. The carbon dioxide gas cooler of the microchannel coupled fin heat pipe as set forth in claim 5, wherein: the fin type heat pipe is in a comb-shaped structure, and each fin is in one or more of a polygonal column shape, a conical shape, a polygonal column shape and a cylindrical shape.
7. The carbon dioxide gas cooler of the microchannel coupled fin heat pipe as set forth in claim 1, wherein: the inside of the micro-channel flat tube is provided with a plurality of micro-channels, and the tube diameters of the micro-channels are smaller than 3mm.
8. The carbon dioxide gas cooler of the microchannel coupled fin heat pipe as set forth in claim 7, wherein: the cross section of the micro-channel flat tube is circular, trapezoidal or triangular.
9. The carbon dioxide gas cooler of the microchannel coupled fin heat pipe as set forth in claim 1, wherein: the finned heat pipe is made of aluminum or stainless steel, the micro-channel flat pipe is made of aluminum or stainless steel, and the first collecting pipe and the second collecting pipe are made of aluminum or stainless steel.
10. The carbon dioxide gas cooler of the microchannel coupled fin heat pipe as set forth in claim 1, wherein: the fluid working medium is one of water, formaldehyde and freon.
CN202210720301.6A 2022-06-23 2022-06-23 Carbon dioxide gas cooler of microchannel coupling fin type heat pipe Pending CN115143666A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210720301.6A CN115143666A (en) 2022-06-23 2022-06-23 Carbon dioxide gas cooler of microchannel coupling fin type heat pipe

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Application Number Priority Date Filing Date Title
CN202210720301.6A CN115143666A (en) 2022-06-23 2022-06-23 Carbon dioxide gas cooler of microchannel coupling fin type heat pipe

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Publication Number Publication Date
CN115143666A true CN115143666A (en) 2022-10-04

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070258213A1 (en) * 2006-05-03 2007-11-08 International Business Machines Corporation Apparatuses for dissipating heat from semiconductor devices
CN201387254Y (en) * 2009-03-19 2010-01-20 美的集团有限公司 All-aluminum micro-channel heat exchanger
CN101963418A (en) * 2009-07-21 2011-02-02 江森自控楼宇设备科技(无锡)有限公司 Micro channel heat exchanger for air-conditioner heat pump
CN103727823A (en) * 2013-12-12 2014-04-16 华南理工大学 Combined exterior structural heat pipe for vertical heat-pipe condensers and manufacturing method thereof
CN107917554A (en) * 2017-11-28 2018-04-17 中国科学院理化技术研究所 Flat-plate heat pipe expanded type condensing unit
US10641556B1 (en) * 2019-04-26 2020-05-05 United Arab Emirates University Heat sink with condensing fins and phase change material

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070258213A1 (en) * 2006-05-03 2007-11-08 International Business Machines Corporation Apparatuses for dissipating heat from semiconductor devices
CN201387254Y (en) * 2009-03-19 2010-01-20 美的集团有限公司 All-aluminum micro-channel heat exchanger
CN101963418A (en) * 2009-07-21 2011-02-02 江森自控楼宇设备科技(无锡)有限公司 Micro channel heat exchanger for air-conditioner heat pump
CN103727823A (en) * 2013-12-12 2014-04-16 华南理工大学 Combined exterior structural heat pipe for vertical heat-pipe condensers and manufacturing method thereof
CN107917554A (en) * 2017-11-28 2018-04-17 中国科学院理化技术研究所 Flat-plate heat pipe expanded type condensing unit
US10641556B1 (en) * 2019-04-26 2020-05-05 United Arab Emirates University Heat sink with condensing fins and phase change material

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Title
余建祖: "《换热器原理与设计》", 北京航空航天大学出版社, pages: 265 *

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