CN111615312A - Heat exchange system - Google Patents
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- CN111615312A CN111615312A CN202010591581.6A CN202010591581A CN111615312A CN 111615312 A CN111615312 A CN 111615312A CN 202010591581 A CN202010591581 A CN 202010591581A CN 111615312 A CN111615312 A CN 111615312A
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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
- H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
- H05K7/208—Liquid cooling with phase change
- H05K7/20827—Liquid cooling with phase change within rooms for removing heat from cabinets, e.g. air conditioning devices
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Abstract
The application discloses a heat exchange system, and relates to the technical field of cooling of data centers which can be used for (including but not limited to) cloud computing, cloud storage, big data computing, deep learning, image processing and the like. The heat exchange system comprises: the condensation heat pipe set is arranged in the condensation chamber and comprises a plurality of condensation heat pipes arranged in parallel, and the condensation heat pipes are used for heat exchange between a refrigerant and outdoor air; the evaporation heat pipe set is arranged in the evaporation chamber and comprises a plurality of evaporation heat pipes arranged side by side, and the evaporation heat pipes are used for heat exchange between a refrigerant and indoor air; and a refrigerant circulating pipeline is arranged between the condensation heat pipe set and the evaporation heat pipe set and is used for allowing a refrigerant to circularly flow between the condensation heat pipe and the evaporation heat pipe. The heat exchange system of this application embodiment need not to set up solitary compressor refrigeration plant, can realize carrying out the cooling heat transfer that lasts to the air in the data center computer lab through the reciprocating circulation flow and the phase transition effect of refrigerant, has advantages such as simple structure, heat exchange efficiency height.
Description
Technical Field
The present application relates to the field of heat exchange technology, and more particularly, to the field of cooling technology for data centers that may be used for (including but not limited to) cloud computing, cloud storage, big data computing, deep learning, and image processing applications.
Background
When the data center machine room works, internal equipment can generate heat, and in order not to influence the normal work of the data center machine room, a corresponding heat exchange system needs to be configured to exchange heat for the data center machine room. However, the existing heat exchange system cannot effectively exchange heat for indoor return air exhausted from a data center machine room due to unreasonable structural design.
To address the above issues, the present application provides a heat exchange system in the field of cooling technology for data centers that may be used for applications including (but not limited to) cloud computing, cloud storage, big data computing, deep learning, and image processing.
Disclosure of Invention
The application provides a heat exchange system.
The heat exchange system according to the embodiment of the application comprises:
the condensation heat pipe set is arranged in the condensation chamber and comprises a plurality of condensation heat pipes arranged in parallel, and the condensation heat pipes are used for heat exchange between a refrigerant and outdoor air;
the evaporation heat pipe set is arranged in the evaporation chamber and comprises a plurality of evaporation heat pipes arranged side by side, and the evaporation heat pipes are used for heat exchange between a refrigerant and indoor air;
and a refrigerant circulating pipeline is arranged between the condensation heat pipe set and the evaporation heat pipe set and is used for allowing a refrigerant to circularly flow between the condensation heat pipe and the evaporation heat pipe.
In one embodiment, the refrigerant circulation line includes:
the liquid supply main pipe is connected between the output end of the condensation heat pipe group and the input end of the evaporation heat pipe group and is used for conveying the liquid refrigerant in the condensation heat pipe to the evaporation heat pipe;
and the gas supply main pipe is connected between the output end of the evaporation heat pipe set and the input end of the condensation heat pipe set and is used for conveying the gaseous refrigerant in the evaporation heat pipe to the condensation heat pipe.
In one embodiment, the refrigerant circulation pipeline further comprises a condensation side liquid collecting pipe and an evaporation side liquid collecting pipe, the output ends of the plurality of condensation heat pipes are connected to the condensation side liquid collecting pipe, and the output end of the condensation side liquid collecting pipe is connected with the input end of the liquid supply main pipe; the input ends of the plurality of evaporation heating pipes are connected to the evaporation side liquid collecting pipe, and the input end of the evaporation side liquid collecting pipe is connected with the output end of the liquid supply main pipe.
In one embodiment, the refrigerant circulation pipeline further comprises a condensation side gas collecting pipe and an evaporation side gas collecting pipe, the input ends of the plurality of condensation heat pipes are connected to the condensation side gas collecting pipe, and the input end of the condensation side gas collecting pipe is connected to the output end of the gas supply main pipe; the output ends of the plurality of evaporation heating tubes are connected to the evaporation side gas collecting tube, and the output end of the evaporation side gas collecting tube is connected with the input end of the gas supply main tube.
In one embodiment, the condensing heat pipe and the evaporating heat pipe are both arranged in a vertical direction;
wherein, the upper end and the lower end of the condensation heat pipe respectively form the input end and the output end of the condensation heat pipe; the upper end and the lower end of the evaporation heating pipe respectively form the output end and the input end of the evaporation heating pipe.
In one embodiment, the heat exchange system further comprises:
the air inlet and the air outlet of the evaporation chamber are respectively communicated with the indoor air supply pipe and the indoor air return pipe.
In one embodiment, the heat exchange system further comprises:
and the spraying device is arranged in the condensation chamber and is used for spraying cooling liquid to the condensation heat pipe set.
In one embodiment, the method further comprises:
the water collecting part is arranged in the condensing chamber and positioned below the condensing heat pipe set and is used for collecting the cooling liquid sprayed by the spraying device;
and the drain pipe is connected with the water collecting part and is used for discharging the cooling liquid in the water collecting part.
In one embodiment, the heat exchange system further comprises:
the first fan is arranged at the air inlet of the evaporation chamber and/or the air outlet of the evaporation chamber.
In one embodiment, the heat exchange system further comprises:
and the second fan is arranged at the air inlet of the condensing chamber and/or the air outlet of the condensing chamber.
By adopting the technical scheme, the heat exchange system does not need to be provided with an independent compressor refrigeration device, can realize continuous cooling and heat exchange of air in a data center machine room through the reciprocating circulating flow and the phase change effect of a refrigerant, and has the advantages of simple structure, high heat exchange efficiency and the like.
By adopting the technical scheme, the liquid cooling air conditioning system has the advantages of convenience in testing, high efficiency, high delivery speed and the like.
It should be understood that what is described in this summary section is not intended to limit key or critical features of the embodiments of the application, nor is it intended to limit the scope of the application. Other features of the present application will become apparent from the following description.
Drawings
The above and other features, advantages and aspects of various embodiments of the present application will become more apparent by referring to the following detailed description when taken in conjunction with the accompanying drawings. In the drawings, like or similar reference characters designate like or similar elements, and wherein:
fig. 1 is a schematic structural diagram of a heat exchange system according to an embodiment of the present application.
Detailed Description
The following description of the exemplary embodiments of the present application, taken in conjunction with the accompanying drawings, includes various details of the embodiments of the application for the understanding of the same, which are to be considered exemplary only. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the present application. Also, descriptions of well-known functions and constructions are omitted in the following description for clarity and conciseness.
A heat exchange system 1 according to an embodiment of the present application is described below with reference to fig. 1. The heat exchange system 1 according to the embodiment of the present application may be used to provide refrigeration to a data center, so that units of the data center operate at a suitable temperature. The data center may be a data center related to (including but not limited to) cloud computing, cloud storage, big data computing, deep learning, image processing and other applications.
As shown in fig. 1, the heat exchange system 1 includes a condensing heat pipe group 10 and an evaporating heat pipe group 20.
Specifically, the heat condensation pipe set 10 is disposed in the condensation chamber 40, the heat condensation pipe set 10 includes a plurality of heat condensation pipes 11 disposed side by side, and the heat condensation pipes 11 are used for heat exchange between the refrigerant and outdoor air. The evaporation heat pipe set 20 is arranged in the evaporation chamber 50, the evaporation heat pipe set 20 comprises a plurality of evaporation heat pipes 21 arranged side by side, and the evaporation heat pipes 21 are used for heat exchange between a refrigerant and indoor air. A refrigerant circulation pipeline 30 is disposed between the condensing heat pipe set 10 and the evaporating heat pipe set 20, and is used for allowing a refrigerant to circulate between the condensing heat pipe 11 and the evaporating heat pipe 21.
It can be understood that the condensing chamber 40 is used for introducing outdoor air, the gaseous refrigerant in the plurality of condensing heat pipes 11 exchanges heat with the outdoor air, and the gaseous refrigerant absorbs heat and is condensed into a liquid state, and flows into the plurality of evaporating and heating pipes 21 through the refrigerant circulation pipeline 30 by virtue of its own gravity. The evaporation chamber 50 is used for introducing outdoor air, liquid refrigerants in the plurality of evaporation heating pipes 21 exchange heat with the indoor air, the liquid refrigerants are evaporated into gaseous state after releasing heat, and flow into the plurality of condensation heat pipes 11 through the refrigerant circulation pipeline 30 by means of buoyancy of the liquid refrigerants.
According to the heat exchange system 1 of the embodiment of the application, the evaporation heat pipe group 20 is arranged in the evaporation chamber 50, the condensation heat pipe group 10 is arranged in the condensation chamber 40, and a refrigerant is subjected to phase change in the heat exchange process, so that the refrigerant can flow in the condensation heat pipe group 10 and the evaporation heat pipe group 20 through the refrigerant circulation pipeline 30 in a circulating manner, and the liquid refrigerant absorbs heat of indoor air in the evaporation heat pipe group 20, so that the indoor air is cooled, and the cooled indoor air is conveyed to the machine room of the data center, so that the purpose of cooling the machine room of the data center is achieved; gaseous state refrigerant releases heat with heat transfer to the condensation segment, can realize carrying out lasting cooling heat transfer to the air in the data center computer lab through the reciprocating cycle of refrigerant flows and the phase transition effect. From this, heat transfer system 1 of this application embodiment need not to set up solitary compressor refrigeration plant, has simple structure, advantage that heat exchange efficiency is high.
Furthermore, compare in the technical scheme of heat transfer system in the correlation technique with the heat pipe simultaneously in condensation chamber and evaporating chamber, condensation heat pipe 11 and evaporating heat pipe 21 of heat transfer system 1 of the embodiment of this application arrange respectively in condensation chamber 40 and evaporating chamber 50 to make the refrigerant independently carry out the heat transfer respectively at condensation heat pipe 11 and evaporating heat pipe 21, and pass through refrigerant circulation pipeline 30 circulation flow at the phase transition in-process, therefore, can guarantee that the refrigerant is independent not disturbed each other in heat absorption process and exothermal process, thereby further improve heat transfer system 1's heat exchange efficiency.
It should be noted that the number of the condensing heat pipes 11 of the condensing heat pipe group 10 and the number of the evaporating heat pipes 21 of the evaporating heat pipe group 20 may be selected according to the heat exchange requirement. The heat condensation pipe group 10 is located above the heat evaporation pipe group 20, and the heat condensation pipes 11 are arranged at intervals along the same straight line direction, and the heat evaporation pipes 21 are arranged at intervals along the same straight line direction. Preferably, the number of the condensing heat pipes 11 of the condensing heat pipe group 10 and the number of the evaporating heat pipes 21 of the evaporating heat pipe group 20 may be the same.
In one example, the number of the condensing heat pipe groups 10 may be plural, the number of the evaporating heat pipe groups 20 may be plural, and the condensing heat pipe groups 10 are arranged in one-to-one correspondence with the plural evaporating heat pipe groups 20, and each condensing heat pipe group 10 and the corresponding evaporating heat pipe group 20 are connected by a refrigerant circulation pipe 30. The number of the condensing heat pipe groups 10 or the number of the evaporating heat pipe groups 20 can be selected according to heat exchange requirements, and the condensing heat pipe groups 10 are arranged at intervals along the same linear direction, and the evaporating heat pipe groups 20 are arranged at intervals along the same linear direction.
The condensing heat pipe 11 and the evaporating heat pipe 21 may adopt any heat pipe structure in the prior art as long as the automatic phase change heat exchange of the refrigerant inside the heat pipe under the influence of temperature can be realized. The refrigerant inside the heat condensing tubes 11 and the heat evaporating tubes 21 may be selected as needed, and for example, any refrigerant that can change phase under the influence of temperature, such as R134a (1, 1, 1, 2-tetrafluoroethane, HFC-134a), methanol, copper, nickel, or the like, may be used as the refrigerant.
In one embodiment, as shown in fig. 1, the refrigerant circulation line 30 includes a main liquid supply pipe 31 and a main gas supply pipe 32. Specifically, the liquid supply main pipe 31 is connected between the output end of the heat condensation pipe set 10 and the input end of the heat evaporation pipe set 20, and is used for conveying the liquid refrigerant in the heat condensation pipe 11 to the heat evaporation pipe 21. The gas supply main pipe 32 is connected between the output end of the evaporation heat pipe group 20 and the input end of the condensation heat pipe group 10, and is used for conveying the gaseous refrigerant in the evaporation heat pipe 21 to the condensation heat pipe 11.
In one example, the output end of the condensation heat pipe set 10 is the output end of the plurality of condensation heat pipes 11, and the output ends of the plurality of condensation heat pipes 11 are connected with the input end of the liquid supply main pipe 31; the input end of the evaporation heat pipe group 20 is the input end of the evaporation heat pipes 21, and the input ends of the evaporation heat pipes 21 are connected with the output end of the liquid supply main pipe 31. The output end of the evaporation heat pipe group 20 is the output end of the evaporation heat pipes 21, and the output ends of the evaporation heat pipes 21 are connected with the input end of the gas supply main pipe 32; the input end of the evaporation heat pipe group 20 is the input end of the evaporation heat pipes 21, and the input ends of the evaporation heat pipes 21 are connected with the output end of the gas supply main pipe 32.
Through the arrangement of the liquid supply main pipe 31 and the gas supply main pipe 32, liquid refrigerants in the condensation heat pipe 11 can be conveyed to the evaporation heat pipe 21 through the liquid supply main pipe 31, and gaseous refrigerants in the evaporation heat pipe 21 can be conveyed to the condensation heat pipe 11 through the gas supply main pipe 32, so that the refrigerants can circularly flow between the condensation heat pipe group 10 and the evaporation heat pipe group 20 after phase change, the circulation efficiency of the refrigerants is ensured, and the refrigeration effect of the heat exchange system 1 is improved. Moreover, the indirect evaporative cooling technology can be effectively utilized to carry out automatic heat exchange on the indoor hot air conveyed in the evaporation chamber 50, an additional power source is not needed to drive the heat exchange process, the heat exchange efficiency is improved, and the energy consumption is reduced.
In one embodiment, as shown in fig. 1, the condensing heat pipe 11 and the evaporating heat pipe 21 are both disposed in a vertical direction. Wherein, the upper end and the lower end of the condensation heat pipe 11 respectively form the input end and the output end of the condensation heat pipe 11; the upper end and the lower end of the evaporation heating pipe 21 form the output end and the input end of the evaporation heating pipe 21, respectively.
It can be understood that after the refrigerant in the condensation heat pipe 11 is converted into liquid state by heat release, the refrigerant flows out from the output end of the lower end of the condensation heat pipe 11 under the action of its own gravity, and then enters the input end of the lower end of the evaporation heat pipe 21 through the liquid supply main pipe 31; after the refrigerant in the evaporation heating pipe 21 absorbs heat and is converted into a gas state, the refrigerant has an output end at the upper end of the evaporation heating pipe 21 to flow out under the action of buoyancy of the refrigerant, and then enters an input end at the upper end of the condensation heat pipe 11 through the air supply main pipe 32. From this, through all setting up along vertical direction with heat condensation pipe 11 and evaporation heating pipe 21, can improve the liquid refrigerant entering in heat condensation pipe 11 and evaporate heating pipe 21's efficiency, can improve the efficiency that the gaseous refrigerant that evaporates in heating pipe 21 got into heat condensation pipe 11 simultaneously to improve the refrigerant and organize 10 and evaporate the heat pipe and organize 20 flow efficiency between condensation heat pipe, with the further heat exchange efficiency who improves heat transfer system 1.
In one embodiment, as shown in fig. 1, the refrigerant circulation pipeline 30 further includes a condensation side liquid collecting pipe 311 and an evaporation side liquid collecting pipe 312, the output ends of the plurality of condensation heat pipes 11 (i.e. the lower ends of the condensation heat pipes 11 in the figure) are connected to the condensation side liquid collecting pipe 311, and the output end of the condensation side liquid collecting pipe 311 is connected to the input end of the liquid supply main pipe 31; the input ends of the plurality of evaporation heat pipes 21 (i.e., the lower ends of the evaporation heat pipes 21 in the drawings) are connected to the evaporation side header pipe 312, and the input end of the evaporation side header pipe 312 is connected to the output end of the liquid supply main pipe 31.
In one example, the input ends of the condensation-side liquid collecting pipe 311 are multiple and are arranged in one-to-one correspondence with the multiple condensation heat pipes 11, and the output ends of the multiple condensation heat pipes 11 are arranged in parallel at the multiple input ends of the condensation-side liquid collecting pipe 311, so as to ensure that the liquid refrigerant in the multiple condensation heat pipes 11 can enter the condensation-side liquid collecting pipe 311 at the same time. The output of evaporation side collector 312 is a plurality of and with a plurality of evaporation heating tube 21 one-to-one settings, the input of a plurality of evaporation heating tube 21 is parallelly connected and is set up in a plurality of outputs of evaporation side collector 312 to guarantee that the liquid refrigerant in evaporation side collector 312 can get into a plurality of evaporation heating tube 21 simultaneously. It is understood that the liquid refrigerant in the condensation side header 311 enters the evaporation side header 312 through the liquid supply main 31.
By arranging the condensation side header 311 and the evaporation side header 312 connected to both ends of the liquid supply main pipe 31, the liquid refrigerant can be uniformly distributed in the evaporation heat pipes 21, so as to ensure uniform refrigeration effect of each evaporation heat pipe 21.
In one embodiment, as shown in fig. 1, the refrigerant circulation pipeline 30 further includes a condensation-side gas collecting pipe 321 and an evaporation-side gas collecting pipe 322, wherein the input ends of the plurality of condensation heat pipes 11 (i.e. the upper ends of the condensation heat pipes 11 in the figure) are connected to the condensation-side gas collecting pipe 321, and the input end of the condensation-side gas collecting pipe 321 is connected to the output end of the gas supply main pipe 32; the output ends of the plurality of evaporation heat pipes 21 (i.e., the upper ends of the evaporation heat pipes 21 in the figure) are connected to the evaporation-side gas header 322, and the output end of the evaporation-side gas header 322 is connected to the input end of the gas supply main pipe 32.
In one example, the evaporation side gas collecting pipe 322 has a plurality of input ends and is disposed corresponding to the plurality of evaporation heating pipes 21 one to one, and the plurality of input ends of the evaporation heating pipes 21 are disposed in parallel at the plurality of input ends of the evaporation side gas collecting pipe 322, so as to ensure that the gaseous refrigerant in the plurality of evaporation heating pipes 21 can enter the evaporation side gas collecting pipe 322 at the same time. The output of condensation side gas collecting pipe 321 is a plurality of and sets up with a plurality of condensation heat pipe 11 one-to-one, and the input of a plurality of condensation heat pipe 11 is parallelly connected and is set up in a plurality of outputs of condensation side gas collecting pipe 321 to guarantee that the gaseous refrigerant in evaporation side gas collecting pipe 322 can get into condensation side gas collecting pipe 321 simultaneously. It is understood that the gaseous refrigerant in the evaporation side header 322 enters the condensation side header 321 through the gas supply main 32.
By arranging the condensation side gas collecting pipe 321 and the evaporation side gas collecting pipe 322 connected to the two ends of the gas supply main pipe 32, the gaseous refrigerant can be uniformly distributed in the condensation heat pipes 11, so that the condensation effect of each condensation heat pipe 11 on the gaseous refrigerant is uniform.
In one embodiment, as shown in fig. 1, the heat exchange system 1 further includes a condensing chamber 40 and an evaporating chamber 50 spaced from the top to the bottom. An air inlet and an air outlet of the condensing chamber 40 are respectively communicated with an outdoor air inlet pipe and an outdoor air outlet pipe, the outdoor air inlet pipe is used for introducing outdoor air (namely outside the machine room of the data center) into the condensing chamber 40, and the outdoor air outlet pipe is used for discharging the air in the condensing chamber 40 to the outside. An air inlet and an air outlet of the evaporation chamber 50 are respectively communicated with an indoor air supply pipe and an indoor air return pipe, the indoor air supply pipe is used for introducing indoor air (namely in a machine room of the data center) into the evaporation chamber 50, and the indoor air return pipe is used for discharging the air in the evaporation chamber 50 to the indoor space.
It is understood that the condensing chamber 40 and the evaporating chamber 50 are two sealed cavities independent of each other. That is, the indoor hot air flowing into the evaporation chamber 50 does not leak to the outside of the evaporation chamber 50, and the outdoor air flowing into the condensation chamber 40 does not leak to the outside of the condensation chamber 40.
In one embodiment, as shown in fig. 1, the heat exchange system 1 further comprises a spraying device 60 disposed in the condensing chamber 40 for spraying the cooling liquid on the condensing heat pipe set 10. Wherein the cooling liquid may be water. By arranging the spraying device 60, when the temperature of outdoor air is high, namely the condensing effect of the outdoor air on the refrigerant in the condensing heat pipe set 10 is not good enough, the spraying device 60 can spray cooling liquid to the condensing heat pipe set 10 so as to cool the refrigerant in the refrigerant heat pipe set, thereby ensuring the condensing effect of the refrigerant heat pipe set.
In one example, the shower device 60 includes a fluid line and a plurality of shower heads in communication with the fluid line. The liquid conveying pipe is used for conveying cooling liquid to each spray header. The structure, spraying mode and number of the spray header can be selected and adjusted according to the heat exchange requirement, and are not particularly limited herein.
Optionally, the spraying device 60 further comprises a water collecting part 61 and a drain pipe 62. The water collecting part 61 is disposed in the condensing chamber 40 and below the condensing heat pipe set 10, and is used for collecting the cooling liquid sprayed by the spraying device 60. The drain pipe 62 is connected to the sump portion 61 for draining the coolant in the sump portion 61.
In one example, the water collecting part 61 may adopt a disk type structure or a groove structure to facilitate the collection of the cooling liquid. The infusion tube and the drain tube 62 are connected to the water collecting portion 61. The water collection portion 61 is used for cooling the coolant conveyed by the drain pipe 62, and conveying the cooled coolant to the infusion tube for recycling.
In one embodiment, as shown in fig. 1, the heat exchange system 1 further comprises a first fan. The first fan is arranged at the air inlet of the evaporation chamber 50 and/or the air outlet of the evaporation chamber 50 and is used for providing power for the flow of return air in the evaporation type middle chamber. The first fan can be any fan in the prior art, and the structure of the first fan can be selected and adjusted according to needs, and is not specifically limited herein.
In one embodiment, as shown in fig. 1, the heat exchange system 1 further comprises a second fan. The second fan is disposed at an air inlet of the condensing chamber 40 and/or an air outlet of the condensing chamber 40, and is used for providing power for outdoor air flowing in the condensing chamber 40. The second fan can be any fan in the prior art, and the structure of the second fan can be selected and adjusted according to needs, and is not particularly limited herein.
Other configurations of the heat exchange system 1 of the above embodiment may adopt various technical solutions known to those skilled in the art now and in the future, and will not be described in detail herein.
According to the heat exchange system 1 of the embodiment of the application, the evaporation heat pipe group 20 is arranged in the evaporation chamber 50, and the condensation heat pipe group 10 is arranged in the condensation chamber 40, so that continuous cooling and heat exchange can be performed on air in the data center room through the reciprocating circulation flow and the phase change action of the refrigerant. From this, heat transfer system 1 of this application embodiment need not to set up solitary compressor refrigeration plant, has simple structure, advantage that heat exchange efficiency is high. Furthermore, the condensation heat pipe 11 and the evaporation heat pipe 21 of the heat exchange system 1 of the embodiment of the present application are respectively arranged in the condensation chamber 40 and the evaporation chamber 50, so that the refrigerant independently exchanges heat respectively at the condensation heat pipe 11 and the evaporation heat pipe 21, and circularly flows through the refrigerant circulation pipeline 30 in the phase change process, thereby ensuring that the refrigerant is independent and not interfered with in the heat absorption process and the heat release process, and further improving the heat exchange efficiency of the heat exchange system 1.
The above-described embodiments should not be construed as limiting the scope of the present application. It should be understood by those skilled in the art that various modifications, combinations, sub-combinations and substitutions may be made in accordance with design requirements and other factors. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A heat exchange system, comprising:
the condensation heat pipe set is arranged in the condensation chamber and comprises a plurality of condensation heat pipes arranged in parallel, and the condensation heat pipes are used for heat exchange between a refrigerant and outdoor air;
the evaporation heat pipe set is arranged in the evaporation chamber and comprises a plurality of evaporation heating pipes arranged side by side, and the evaporation heating pipes are used for heat exchange between the refrigerant and indoor air;
and a refrigerant circulating pipeline is arranged between the condensation heat pipe set and the evaporation heat pipe set and is used for allowing the refrigerant to circularly flow between the condensation heat pipe and the evaporation heat pipe.
2. The heat exchange system of claim 1, wherein the refrigerant circulation line comprises:
the liquid supply main pipe is connected between the output end of the condensation heat pipe group and the input end of the evaporation heat pipe group and is used for conveying the liquid refrigerant in the condensation heat pipe to the evaporation heat pipe;
and the gas supply main pipe is connected between the output end of the evaporation heat pipe set and the input end of the condensation heat pipe set and is used for conveying the gaseous refrigerant in the evaporation heat pipe to the condensation heat pipe.
3. The heat exchange system according to claim 2, wherein the refrigerant circulation pipeline further comprises a condensation side liquid collecting pipe and an evaporation side liquid collecting pipe, the output ends of the plurality of condensation heat pipes are connected to the condensation side liquid collecting pipe, and the output end of the condensation side liquid collecting pipe is connected with the input end of the liquid supply main pipe; the input ends of the plurality of evaporation heating pipes are connected to the evaporation side liquid collecting pipe, and the input end of the evaporation side liquid collecting pipe is connected with the output end of the liquid supply main pipe.
4. The heat exchange system of claim 2, wherein the refrigerant circulation pipeline further comprises a condensation-side gas header and an evaporation-side gas header, the input ends of the plurality of condensation heat pipes are connected to the condensation-side gas header, and the input end of the condensation-side gas header is connected to the output end of the gas supply main pipe; the output ends of the plurality of evaporation heating pipes are connected to the evaporation side gas collecting pipe, and the output end of the evaporation side gas collecting pipe is connected with the input end of the gas supply main pipe.
5. The heat exchange system of claim 1, wherein the condensing heat pipe and the evaporating heat pipe are both arranged in a vertical direction;
the upper end and the lower end of the condensation heat pipe respectively form an input end and an output end of the condensation heat pipe; the upper end and the lower end of the evaporation heating pipe respectively form the output end and the input end of the evaporation heating pipe.
6. The heat exchange system of any one of claims 1 to 5, further comprising:
from top to bottom the interval set up the condensation chamber with the evaporating chamber, the air intake and the air outlet of condensation chamber communicate outdoor air-supply line and outdoor exhaust pipe respectively, the air intake and the air outlet of evaporating chamber communicate indoor blast pipe and indoor return air duct respectively.
7. The heat exchange system of claim 6, further comprising:
and the spraying device is arranged in the condensation chamber and is used for spraying cooling liquid to the condensation heat pipe set.
8. The heat exchange system of claim 7, further comprising:
the water collecting part is arranged in the condensation chamber, is positioned below the condensation heat pipe set and is used for collecting the cooling liquid sprayed by the spraying device;
and the drain pipe is connected with the water collecting part and used for discharging the cooling liquid in the water collecting part.
9. The heat exchange system of claim 6, further comprising:
the first fan is arranged at the air inlet of the evaporation chamber and/or the air outlet of the evaporation chamber.
10. The heat exchange system of claim 6, further comprising:
and the second fan is arranged at the air inlet of the condensing chamber and/or the air outlet of the condensing chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010591581.6A CN111615312A (en) | 2020-06-24 | 2020-06-24 | Heat exchange system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010591581.6A CN111615312A (en) | 2020-06-24 | 2020-06-24 | Heat exchange system |
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| CN111615312A true CN111615312A (en) | 2020-09-01 |
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| CN202010591581.6A Pending CN111615312A (en) | 2020-06-24 | 2020-06-24 | Heat exchange system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113551551A (en) * | 2021-08-23 | 2021-10-26 | 北京百度网讯科技有限公司 | Refrigeration method and refrigeration system |
| CN113551550A (en) * | 2021-08-23 | 2021-10-26 | 北京百度网讯科技有限公司 | Refrigeration method and refrigeration system |
-
2020
- 2020-06-24 CN CN202010591581.6A patent/CN111615312A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113551551A (en) * | 2021-08-23 | 2021-10-26 | 北京百度网讯科技有限公司 | Refrigeration method and refrigeration system |
| CN113551550A (en) * | 2021-08-23 | 2021-10-26 | 北京百度网讯科技有限公司 | Refrigeration method and refrigeration system |
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