CN105890413B - A kind of three-dimensional pulsating heat pipe phase-change material coupled tank system - Google Patents
A kind of three-dimensional pulsating heat pipe phase-change material coupled tank system Download PDFInfo
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- CN105890413B CN105890413B CN201610268189.1A CN201610268189A CN105890413B CN 105890413 B CN105890413 B CN 105890413B CN 201610268189 A CN201610268189 A CN 201610268189A CN 105890413 B CN105890413 B CN 105890413B
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- 239000012782 phase change material Substances 0.000 title claims abstract description 48
- 238000004146 energy storage Methods 0.000 claims abstract description 59
- 230000008859 change Effects 0.000 claims abstract description 7
- 239000012530 fluid Substances 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 16
- 239000011229 interlayer Substances 0.000 claims description 9
- 239000012071 phase Substances 0.000 claims description 7
- 239000000945 filler Substances 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- -1 polytetrafluoroethylene Polymers 0.000 claims description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 6
- 239000012074 organic phase Substances 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 210000001367 artery Anatomy 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 239000000839 emulsion Substances 0.000 claims description 3
- 239000002088 nanocapsule Substances 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 210000003462 vein Anatomy 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 229910002804 graphite Inorganic materials 0.000 claims description 2
- 239000010439 graphite Substances 0.000 claims description 2
- 239000012774 insulation material Substances 0.000 claims description 2
- 230000010349 pulsation Effects 0.000 claims description 2
- 230000009466 transformation Effects 0.000 claims description 2
- 241000256259 Noctuidae Species 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 8
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- 239000000203 mixture Substances 0.000 abstract description 4
- 238000011084 recovery Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000009825 accumulation Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000005338 heat storage Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 239000000243 solution Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
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- 239000003344 environmental pollutant Substances 0.000 description 1
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- 235000019441 ethanol Nutrition 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 239000011551 heat transfer agent Substances 0.000 description 1
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Classifications
-
- 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
- F28D15/02—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 in which the medium condenses and evaporates, e.g. heat pipes
-
- 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
- F28D15/02—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 in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/0283—Means for filling or sealing heat pipes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F11/00—Arrangements for sealing leaky tubes and conduits
- F28F11/02—Arrangements for sealing leaky tubes and conduits using obturating elements, e.g. washers, inserted and operated independently of each other
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Central Heating Systems (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses a kind of three-dimensional pulsating heat pipe phase-change material coupled tank systems, and structure includes several energy storage submodules, pulsating heat pipe, fin, energy storage babinet, phase-change material, and heat release runner fills hot flow path, gasket seal.Three parts of upper, middle and lower of pulsating heat pipe are covered with fin respectively, and fin is respectively placed in heat release runner, energy storage babinet and fills in hot flow path, and phase-change material is filled in energy storage babinet.The advantage of the advantages such as the high-termal conductivity of pulsating heat pipe and flexible structure be of low cost and the high latent heat of phase-change material is reasonably combined together by the present invention, it is simple and compact for structure, system shape can flexibly change according to practical structures, and can multiple submodule be attached the big energy-storage system of composition.Several energy storage submodules of the present invention, with after design, are suitable for a variety of industrial afterheat recoveries and utilize, have a vast market foreground and the value of environmental protection by appropriately combined.
Description
Technical field
The invention belongs to industrial exhaust heat utilization and field of thermal energy storage, and in particular to a kind of three-dimensional pulsating heat pipe phase-change material
Coupled tank system.
Background technology
With the development of global economy and society, energy consumption and environmental pollution become main problem, and energy-saving and emission-reduction are increasingly
Urgently.China's industrial consumption energy accounts for 70% or so that the whole nation is always consumed energy, and energy consumption is larger, and wherein industrial exhaust heat utilization rate is low, and energy does not have
It is major reason to be fully used, and China's energy utilization rate is only about 33%, and at least there are about 50% energy consumptions with various shapes
The waste heat of formula is drained off, and therefore, China's residual heat resources very abundant, heat recovery can further increase using energy source effect
Rate reduces pollutant emission to reduce fossil fuel usage amount.
In recent years, industrial afterheat recovery utilizes the concern for having caused national government and many scientific research institutions and enterprise.
Currently, industrial exhaust heat includes mainly hot swapping, heat to power output technology and cooling and warming technology using technology.Heat-accumulation type hot
Exchanger belongs to one kind in hot swapping, and cardinal principle is that cold fluid and hot fluid alternately passes through heat accumulating element progress heat exchange.
For phase-change material in thermal energy storage with using above having a high potential, pulsating heat pipe can both make up phase-change material thermal coefficient with its advantage
Low problem can also be connected to phase-change material and cold fluid and hot fluid, as good heat transfer agent.
Invention content
Goal of the invention：In order to solve the deficiencies in the prior art, the present invention provides a kind of three-dimensional pulsating heat pipe phase transformation
Material coupled tank system has quantity of heat storage big, and storage thermal velocity is fast, simple and compact for structure, easy to assembly, safe, just
In maintenance, the service life uses the advantages that long.Energy-storage system can either be used as fixed energy-storage system, can also be used as Mobile energy storage system
System, heat accumulation process and exothermic process synchronous can carry out, and can also separate and carry out, can solve heat accumulation and exothermic time and
The problem of Space mismatching.
Technical solution：A kind of three-dimensional pulsating heat pipe phase-change material coupled tank system, including more than two energy storage submodules
Block, the energy storage submodule include heat release runner, energy storage babinet, fill hot flow path, pulsating heat pipe；The heat release runner and energy-storage box
One end of body connects, and the other end of energy storage babinet is connected with hot flow path is filled；The pulsating heat pipe is set gradually from top to bottom
There are upper fin, middle fin and lower fin, and the upper fin is positioned in heat release runner, middle fin is positioned over energy storage babinet
In, and lower fin is positioned over and fills in hot flow path；Phase-change material is filled between the energy storage babinet and middle fin；Adjacent energy storage
Upper end is connected with each other by heat release runner between submodule, and lower end is connected with each other by filling hot flow path.
Preferably, it is provided with the first gasket seal between the heat release runner of interconnection；Be connected with each other fill hot flow path it
Between be provided with the second gasket seal.
Preferably, first gasket seal, the second gasket seal are all made of polytetrafluoroethylene (PTFE) or polyethylene corrosion-resistant material
Material；The working medium of the pulsating heat pipe is micro-nano capsule phase change material emulsion or nano-fluid；The phase-change material is expansion stone
Ink material and common organic phase change material compound phase-change material or microencapsulated phase change material.
Preferably, the middle fin offers more than one hole.
Preferably, it is staggered in arrangement between adjacent upper fin；And it is staggered in arrangement between adjacent lower fin.
Preferably, the energy storage babinet is sandwich, is vacuumized among interlayer or interlayer central filler thermal insulating material
Material or interlayer central filler phase-change material.
Preferably, the end set of the pulsating heat pipe has fluid injection port, and the fluid injection port is exposed in heat release runner
Outside or fill the outside of hot flow path.
Preferably, the heat release runner, to fill hot flow path be gradual shrinkage structure, and along Working fluid flow direction, runner by
Gradual change is narrow.
Preferably, the start-up temperature of the pulsating heat pipe is less than the phase transition temperature of the phase-change material.
Advantageous effect：The present invention provides a kind of three-dimensional pulsating heat pipe phase-change material coupled tank systems, reasonably by arteries and veins
The high-termal conductivity and the advantages such as flexible structure, of low cost and the advantage of the high latent heat of phase-change material of dynamic heat pipe are combined together,
Pulsating heat pipe plays the role of high efficiency of transmission heat as connection waste heat source, heat-storage medium and the bridge of user；Energy storage submodule
Block structure is compact simple, and single energy storage submodule is easy to repair and replaces；If being staggered in arrangement on pulsating heat pipe tube wall and being provided with
The fin of dry aperture can largely improve heat accumulation and exothermal efficiency, and the geometry and peace of three-dimensional pulsating heat pipe
Dress mode can be adjusted according to practical situations；Energy storage babinet passes through special INSULATION DESIGN, can greatly reduce thermal losses.
Energy storage submodule itself has excellent heat accumulation and emission capacity in the present invention, for different heat accumulation temperature ranges,
Phase-change material type, pulsating heat pipe working medium type are replaced, pulsating heat pipe tube wall material type can be met the requirements, by this energy storage
The large-scale energy-storage system of module composition only needs to carry out simple structure design that the requirement of different heat accumulation scales can be met, and has
Vast market prospect and the value of environmental protection.
Description of the drawings
Fig. 1 is the schematic diagram of three-dimensional pulsating heat pipe/phase-change material coupled tank system of the present invention；
Fig. 2 is the structural schematic diagram of single energy storage submodule；
Fig. 3 a are single energy storage submodule front views, and Fig. 3 b are single energy storage submodule side views, and Fig. 3 c are single energy storage
Submodule vertical view；
Fig. 4 a are the sectional view along A-As of single energy storage submodule in Fig. 3 a, and Fig. 4 b are single energy storage submodules in Fig. 3 a
B-B direction sectional view；
Fig. 5 a are the pulsating heat pipe normal axomometric drawings of three-dimensional pulsating heat pipe, and Fig. 5 b are that the pulsating heat pipe of three-dimensional pulsating heat pipe is faced
Figure, Fig. 5 c are the partial enlarged views of part A in Fig. 5 b.
Specific implementation mode
The present invention is described in further detail below in conjunction with the accompanying drawings.
As shown in the picture, a kind of three-dimensional pulsating heat pipe phase-change material coupled tank system, including more than two energy storage
Module 1, energy storage submodule 1 include heat release runner 2, energy storage babinet 3, fill hot flow path 4, pulsating heat pipe 5；Heat release runner 2 and energy storage
One end welding of babinet 3 connects together, and the other end of energy storage babinet 3 and fills 4 phase of hot flow path and weld and connect together, or passes through it
He connects together at sealed connection mode；Pulsating heat pipe 5 is disposed with fin 51, middle fin 52 and lower fin from top to bottom
53, and upper fin 51 is positioned in heat release runner 2, middle fin 52 is positioned in energy storage babinet 3, and lower fin 53 is positioned over and fills heat
In runner 4；Phase-change material 6 is filled between energy storage babinet 3 and middle fin 52；Upper end passes through between adjacent energy storage submodule 1
Heat release runner 2 is connected with each other, and lower end is connected with each other by filling hot flow path 4.
The first gasket seal 21 is provided between the heat release runner 2 of interconnection；Filling between hot flow path 4 for being connected with each other is set
It is equipped with the second gasket seal 41；It can effectively prevent heat release runner 2 and fill the fluid leakage in hot flow path 4.
Fin shape structure-rich is various, and the materials such as high heat conduction stainless steel, copper, aluminium alloy may be used.
First gasket seal 21, the second gasket seal 41 are all made of polytetrafluoroethylene (PTFE) or polyethylene resistant material；Pulsation
Single substance, such as water, ethyl alcohol, low-melting-point metal etc. may be used in the working medium of heat pipe 5, can be the mixing of many kinds of substance composition
Object, such as water/ethylene glycol solution etc. can be micro-nano capsule phase change material emulsion or nano-fluid etc..Pulsating heat pipe 5 is three-dimensional
Pulsating heat pipe, tubing can be copper, stainless steel and other metals, alloy etc., and geometric shape and mounting means can roots
It is changed according to actual conditions, there is good plasticity and adaptability.Organic phase change material may be used in phase-change material 6, than
Such as paraffin, aliphatic acid can be inorganic phase-changing material, such as fused salt phase-change material etc., can be the heat conduction systems such as expanded graphite
Number high material and the compound phase-change material of common organic phase change material or microencapsulated phase change material etc..
Middle fin 52 offers more than one aperture.Both the amount of filling phase-change material can be improved, heat storage capacity is improved,
The heat exchange efficiency between phase-change material and pulsating heat pipe is not influenced again.
It is staggered in arrangement between adjacent upper fin 51；And it is staggered in arrangement between adjacent lower fin 53.It is used for
Flow boundary layer is destroyed, as shown in the enlarged drawing in Fig. 5 c, and then improves heat exchange property.
Energy storage babinet 3 is sandwich, and either interlayer central filler thermal insulation material or interlayer are vacuumized among interlayer
Central filler phase-change material.
Fluid injection port 511 is provided on pulsating heat pipe 5, and fluid injection port 511 exposes in the outside of heat release runner 2 or fills heat
The outside of runner 4.It is convenient that pulsating heat pipe internal working medium is replaced.
Heat release runner 2, to fill hot flow path 4 be gradual shrinkage structure, and along Working fluid flow direction, runner becomes narrow gradually.With
To improve different parts exchange capability of heat consistency inside runner.
The start-up temperature of pulsating heat pipe 5 is less than the phase transition temperature of phase-change material.
Heat release runner 2 or the position for filling hot flow path 4 can be interchanged, or can be according to actual conditions, while conduct
Heat release runner and fill hot flow path.
Energy-storage system, as heat transfer, need not be conducted heat using pulsating heat pipe by other flow medias, save pump consumption.
Energy-storage system can either be used as fixed energy-storage system, can also be used as Mobile energy storage system.The storage of energy-storage system
Thermal process synchronous can be carried out with exothermic process, can also be separated and be carried out.Heat accumulation and exothermic time and space are not solved not
With problem.
The present invention is reasonably by the high-termal conductivity of pulsating heat pipe and the advantages such as flexible structure, of low cost and phase-change material
The advantage of high latent heat is combined together, and high temperature fluid exchanges heat by being covered with the evaporator section of fin in lower flow channel, with pulsating heat pipe, heat
Amount is transported to the energy storage housing area at middle part by pulsating heat pipe, and the fin in the middle part of pulsating heat pipe is by heat promptly to phase-change material
It transmits, phase-change material is stored heat by latent heat or sensible heat, and the heat of storage is transported to top by pulsating heat pipe, is led to
Upper fins are crossed to heat transferring medium Fast exothermic.It is designed go out energy storage submodule have it is compact-sized simple, it is simple in structure tight
Gather, system shape can flexibly change according to practical structures, and can multiple submodule be attached the big energy-storage system of composition.This hair
Several bright energy storage submodules, with after design, are suitable for a variety of industrial afterheat recoveries and utilize, have wide by appropriately combined
Market prospects and the value of environmental protection.
The above is only a preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (6)
1. a kind of three-dimensional pulsating heat pipe phase-change material coupled tank system, it is characterised in that：Including more than two energy storage submodules
Block（1）, the energy storage submodule（1）Including heat release runner（2）, energy storage babinet（3）, fill hot flow path（4）, three-dimensional pulsating heat pipe
（5）；The heat release runner（2）With energy storage babinet（3）One end connection, and energy storage babinet（3）The other end and fill hot flow path（4）
It is connected；The three-dimensional pulsating heat pipe（5）It is disposed with fin from top to bottom（51）, middle fin（52）And lower fin
（53）, and the upper fin（51）It is positioned over heat release runner（2）In, middle fin（52）It is positioned over energy storage babinet（3）In, and underwing
Piece（53）It is positioned over and fills hot flow path（4）In；The energy storage babinet（3）With middle fin（52）Between be filled with phase-change material（6）；Phase
Adjacent energy storage submodule（1）Between upper end pass through heat release runner（2）It is connected with each other, lower end is by filling hot flow path（4）It is connected with each other；
The middle fin（52）Offer more than one hole；
The upper fin（51）For multiple row, and it is staggered in arrangement between adjacent upper fin row；Lower fin（53）For multiple row, and it is adjacent
Lower fin row between be staggered in arrangement；
The heat release runner（2）, fill hot flow path（4）It is gradual shrinkage structure, and along Working fluid flow direction, runner gradually becomes
It is narrow.
2. three-dimensional pulsating heat pipe phase-change material coupled tank system according to claim 1, it is characterised in that：It is connected with each other
Heat release runner（2）Between be provided with the first gasket seal（21）；What is be connected with each other fills hot flow path（4）Between be provided with the second sealing
Gasket（41）.
3. three-dimensional pulsating heat pipe phase-change material coupled tank system according to claim 2, it is characterised in that：Described first is close
Gasket（21）, the second gasket seal（41）It is all made of polytetrafluoroethylene (PTFE) or polyethylene resistant material；The three-dimensional pulsation heat
Pipe（5）Working medium be micro-nano capsule phase change material emulsion or nano-fluid；The phase-change material（6）For expanded graphite meterial with
Common organic phase change material compound phase-change material or microencapsulated phase change material.
4. three-dimensional pulsating heat pipe phase-change material coupled tank system according to claim 1, it is characterised in that：The energy-storage box
Body（3）For sandwich, either interlayer central filler thermal insulation material or interlayer central filler phase transformation are vacuumized among interlayer
Material.
5. three-dimensional pulsating heat pipe phase-change material coupled tank system according to claim 1, it is characterised in that：The three-dimensional arteries and veins
Dynamic heat pipe（5）End set have fluid injection port（511）, and the fluid injection port（511）Expose in heat release runner（2）Outside
Or fill hot flow path（4）Outside.
6. three-dimensional pulsating heat pipe phase-change material coupled tank system according to claim 1, it is characterised in that：The three-dimensional arteries and veins
Dynamic heat pipe（5）Start-up temperature be less than the phase-change material phase transition temperature.
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| CN201610268189.1A CN105890413B (en) | 2016-04-27 | 2016-04-27 | A kind of three-dimensional pulsating heat pipe phase-change material coupled tank system |
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| CN201610268189.1A CN105890413B (en) | 2016-04-27 | 2016-04-27 | A kind of three-dimensional pulsating heat pipe phase-change material coupled tank system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106705187B (en) * | 2016-12-06 | 2019-11-22 | 南京酷朗电子有限公司 | The heating ventilation air-conditioning system of quick transmission & distribution energy |
| CN106767082A (en) * | 2017-01-10 | 2017-05-31 | 上海海事大学 | Packaged type based on pulsating heat pipe stores heat-releasing device and its stores exothermic processes |
| CN107014235B (en) * | 2017-04-18 | 2019-02-22 | 中国矿业大学 | A kind of phase-change material and diverging heat pipe coupled tank system |
| CN109764707B (en) * | 2019-03-14 | 2024-02-13 | 南京工程学院 | Rotary telescopic detachable fin heat pipe |
| CN112437589B (en) * | 2020-11-18 | 2022-09-02 | 中通服咨询设计研究院有限公司 | Novel cold head combined cabinet |
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| Experiment study of oscillating heat pipe and phase change materials coupled for thermal energy storage and thermal management;Jiateng Zhao等;《International Journal of Heat and Mass Transfer》;20160415;第99卷;第254页第2节，图1 * |
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