CN105890413A - Three-dimensional pulsating heat pipe phase change material coupling energy storage system - Google Patents
Three-dimensional pulsating heat pipe phase change material coupling energy storage system Download PDFInfo
- Publication number
- CN105890413A CN105890413A CN201610268189.1A CN201610268189A CN105890413A CN 105890413 A CN105890413 A CN 105890413A CN 201610268189 A CN201610268189 A CN 201610268189A CN 105890413 A CN105890413 A CN 105890413A
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- China
- Prior art keywords
- change material
- energy storage
- phase
- heat pipe
- pulsating heat
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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.)
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Classifications
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- 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
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- 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 three-dimensional pulsating heat pipe phase change material coupling energy storage system. The structure comprises a plurality of energy storage sub modules, pulsating heat pipes, fins, energy storage boxes, a phase change material, a heat release runner, a heat charging runner and sealing gaskets, wherein the fins are distributed at the upper, middle and lower parts of the pulsating heat pipes; the fins are arranged inside the heat release runner, the energy storage boxes and the heat charging runner; and the energy storage boxes are filled with the phase change material. According to the system, the high thermal conductivity, flexible structure and low cost advantages of the pulsating heat pipes and the high latent heat advantage of the phase change material are reasonably combined together, the structure is simple and compact, the system shape can be flexibly changed according to the actual structure, the plurality of sub modules can be connected to form a large energy storage system, after proper combination and design, the plurality of sub modules are applicable to recycling and utilization of various industrial waste heat, and the system has wide market prospects and environmental protection value.
Description
Technical field
The invention belongs to industrial exhaust heat utilize and field of thermal energy storage, be specifically related to a kind of three-dimensional pulsating heat pipe phase-change material coupling
Close energy-storage system.
Background technology
Along with global economy and the development of society, energy resource consumption and environmental pollution become subject matter, and energy-saving and emission-reduction are the most urgent
Cut.China's industrial consumption energy accounts for about the 70% of the total power consumption in the whole nation, and energy consumption is relatively big, and wherein industrial exhaust heat utilization rate is low, energy
Not being fully used is major reason, and China's energy utilization rate is only about 33%, at least there are about the power consumption of 50% with respectively
The waste heat of the form of kind is drained off, and therefore, China's residual heat resources are the abundantest, and heat recovery can improve energy further
Source utilization ratio, thus reduce Fossil fuel usage amount, reduce pollutant emission.
In the last few years, industrial afterheat recovery utilized and had caused national government and many scientific research institutions and the concern of enterprise.Mesh
Before, industrial exhaust heat utilizes technology mainly to include hot swapping, heat to power output technology and cooling and warming technology.Heat accumulating type
Heat exchanger belongs to the one in hot swapping, and cardinal principle is that cold fluid and hot fluid alternately passes through heat accumulating element and carries out heat friendship
Change.Phase-change material has a high potential on utilizing in thermal energy storage, and pulsating heat pipe both can make up phase-change material by its advantage and lead
The problem that hot coefficient is low, also can connect phase-change material and cold fluid and hot fluid, as good heat transfer agent.
Summary of the invention
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
Material coupled tank system, has quantity of heat storage big, stores thermal velocity fast, simple and compact for structure, easy to assembly, and safety is high,
Being easy to safeguard, the life-span uses the advantages such as long.Energy-storage system can either be as fixed energy-storage system, also can be as movable type
Energy-storage system, heat accumulation process and exothermic process can synchronize to carry out, it is also possible to separately carry out, and can solve heat accumulation and heat release
Time and the problem of Space mismatching.
Technical scheme: a kind of three-dimensional pulsating heat pipe phase-change material coupled tank system, including plural energy storage submodule,
Described energy storage submodule includes heat release runner, energy storage casing, fills hot flow path, pulsating heat pipe；Described heat release runner and energy storage
One end of casing connects, and the other end of energy storage casing is connected with filling hot flow path；Described pulsating heat pipe is the most successively
Being provided with fin, middle fin and lower fin, and described upper fin is positioned in heat release runner, middle fin is positioned over storage
In energy casing, and lower fin is positioned over and fills in hot flow path；It is filled with phase-change material between described energy storage casing and middle fin；
Between adjacent energy storage submodule, upper end is connected with each other by heat release runner, and lower end is connected with each other by filling hot flow path.
Preferably, it is provided with the first gasket seal between interconnective heat release runner；Interconnective fill between hot flow path
It is provided with the second gasket seal.
Preferably, described first gasket seal, the second gasket seal all use politef or polyethylene resistant material；
The working medium of described pulsating heat pipe is micro-nano capsule phase change material emulsion or nano-fluid；Described phase-change material is expanded graphite
Phase-change material that material and common organic phase change material are compound or microencapsulated phase change material.
Preferably, described middle fin offers more than one hole.
Preferably, it is staggered in arrangement between adjacent upper fin；And be staggered in arrangement between adjacent lower fin.
Preferably, described energy storage casing is sandwich, evacuation in the middle of interlayer, or interlayer central filler insulation material,
Or interlayer central filler phase-change material.
Preferably, the end of described pulsating heat pipe is provided with fluid injection port, and described fluid injection port exposes at heat release runner
Outside or fill the outside of hot flow path.
Preferably, described heat release runner, fill hot flow path and be gradual shrinkage structure, and along Working fluid flow direction, runner by
Gradual change is narrow.
Preferably, the start-up temperature of described pulsating heat pipe is less than the phase transition temperature of described phase-change material.
Beneficial effect: the invention provides a kind of three-dimensional pulsating heat pipe phase-change material coupled tank system, reasonably will pulsation
The advantage of the high-termal conductivity of heat pipe and flexible structure, the advantage such as with low cost and phase-change material height latent heat combines,
Pulsating heat pipe, as connection waste heat source, heat-storage medium and the bridge of user, plays the effect of high efficiency of transmission heat；Energy storage
Sub modular structure is compact simply, and single energy storage submodule is easy to maintenance and changes；Being staggered in arrangement on pulsating heat pipe tube wall
Heat accumulation and exothermal efficiency can be improved largely with the fin having some apertures, and three-dimensional pulsating heat pipe is several
What structure and mounting means can adjust according to practical situations；Energy storage casing, through special INSULATION DESIGN, can subtract significantly
Few thermal losses.
In the present invention, energy storage submodule itself has excellent heat accumulation and emission capacity, for different heat accumulation temperature ranges, more
Commutation becomes material category, and pulsating heat pipe working medium kind, pulsating heat pipe tube wall material kind can meet requirement, by this energy storage
The large-scale energy-storage system of submodule composition has only to carry out the design of simple structure can meet the requirement of different heat accumulation scale,
There is wide market prospect and the value of environmental protection.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the three-dimensional pulsating heat pipe/phase-change material coupled tank system of the present invention；
Fig. 2 is the structural representation of single energy storage submodule；
Fig. 3 a is single energy storage submodule front view, and Fig. 3 b is single energy storage submodule side view, and Fig. 3 c is single storage
Can submodule top view；
Fig. 4 a is that in Fig. 3 a, the A-A of single energy storage submodule is to sectional view, and Fig. 4 b is single energy storage submodule in Fig. 3 a
B-B to sectional view；
Fig. 5 a is the pulsating heat pipe normal axomometric drawing of three-dimensional pulsating heat pipe, and Fig. 5 b is that the pulsating heat pipe of three-dimensional pulsating heat pipe is faced
Figure, Fig. 5 c is the partial enlarged drawing of part A in Fig. 5 b.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described in further detail.
As shown in drawings, a kind of three-dimensional pulsating heat pipe phase-change material coupled tank system, including plural energy storage submodule
Block 1, energy storage submodule 1 includes heat release runner 2, energy storage casing 3, fills hot flow path 4, pulsating heat pipe 5；Heat release runner
2 weld with one end of energy storage casing 3 and to connect together, and the other end of energy storage casing 3 with fill hot flow path 4 phase and weld and be connected in
Together, or by other modes of being tightly connected connect together；Pulsating heat pipe 5 be disposed with from top to bottom fin 51,
Middle fin 52 and lower fin 53, and upper fin 51 is positioned in heat release runner 2, middle fin 52 is positioned over energy-storage box
In body 3, and lower fin 53 is positioned over and fills in hot flow path 4；Phase transformation material it is filled with between energy storage casing 3 and middle fin 52
Material 6；Between adjacent energy storage submodule 1, upper end is connected with each other by heat release runner 2, and lower end is by filling hot flow path 4 phase
Connect.
The first gasket seal 21 it is provided with between interconnective heat release runner 2；Interconnective filling sets between hot flow path 4
It is equipped with the second gasket seal 41；Can effectively prevent heat release runner 2 and the fluid leakage filled in hot flow path 4.
Fin shape structure-rich is various, can use the materials such as high heat conduction rustless steel, copper, aluminium alloy.
First gasket seal the 21, second gasket seal 41 all uses politef or polyethylene resistant material；Pulsation
The working medium of heat pipe 5 can use single substance, such as water, ethanol, low-melting-point metal etc., can be many kinds of substance composition
Mixture, such as water/ethylene glycol solutions etc., can be micro-nano capsule phase change material emulsion or nano-fluid etc..Pulsation
Heat pipe 5 is three-dimensional pulsating heat pipe, and its tubing can be copper, rustless steel and other metal, alloy etc., its geometric shape
Can be changed according to practical situation with mounting means, there is good plasticity and adaptability.Phase-change material 6 is permissible
Use organic phase change material, such as paraffin, fatty acid etc., can be inorganic phase-changing material, such as fused salt phase-change material etc.,
Can be material that the heat conductivitys such as expanded graphite the are high phase-change material compound with common organic phase change material or microcapsule phase
Become material etc..
Middle fin 52 offers more than one aperture.Both can improve the amount filling phase-change material, improve heat storage capacity,
The most do not affect the heat exchange efficiency between phase-change material and pulsating heat pipe.
It is staggered in arrangement between adjacent upper fin 51；And be staggered in arrangement between adjacent lower fin 53.It is used for
Destroy flow boundary layer, as shown in the enlarged drawing in Fig. 5 c, and then improve heat exchange property.
Energy storage casing 3 is sandwich, evacuation in the middle of interlayer, or interlayer central filler insulation material, or interlayer
Central filler phase-change material.
It is provided with fluid injection port 511 on pulsating heat pipe 5, and fluid injection port 511 exposes in the outside of heat release runner 2 or fills
The outside of hot flow path 4.Conveniently pulsating heat pipe internal working medium is replaced.
Heat release runner 2, fill hot flow path 4 and be gradual shrinkage structure, and along Working fluid flow direction, runner becomes narrow gradually.
It is used for improving the internal different parts exchange capability of heat concordance of 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 fill the position of hot flow path 4 and can exchange, or can according to practical situation, simultaneously as
Heat release runner and fill hot flow path.
Energy-storage system uses pulsating heat pipe as heat catalysis, it is not necessary to conducted heat by other flow medias, saves pump consumption.
Energy-storage system can either be as fixed energy-storage system, also can be as Mobile energy storage system.The heat accumulation of energy-storage system
Process and exothermic process can synchronize to carry out, it is also possible to separately carry out.Do not solve heat accumulation and the time of heat release and space not
Join problem.
The present invention is reasonably by high to the high-termal conductivity of pulsating heat pipe and flexible structure, the advantage such as with low cost and phase-change material
The advantage of latent heat combines, and high temperature fluid is covered with the evaporator section heat exchange of fin in lower flow channel, with pulsating heat pipe,
Heat by pulsating heat pipe be transported to middle part energy-storage box body region, the fin in the middle part of pulsating heat pipe by heat promptly to phase transformation
Material transmits, and heat is stored by phase-change material by latent heat or sensible heat, and the heat of storage is transported to by pulsating heat pipe
Top, by upper fins to heat transferring medium Fast exothermic.Designed by the energy storage submodule that goes out to have compact conformation simple,
Simple and compact for structure, system profile can change flexibly according to practical structures, and can be attached composition greatly by multiple submodules
Energy-storage system.Several energy storage submodules of the present invention through appropriately combined with design after, it is adaptable to multiple industrial exhaust heat returns
Receive and utilize, there is wide market prospect and the value of environmental protection.
The above is only the preferred embodiment of the present invention, it should be pointed out that: for those skilled in the art
For, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improvements and modifications are also
Should be regarded as protection scope of the present invention.
Claims (9)
1. a three-dimensional pulsating heat pipe phase-change material coupled tank system, it is characterised in that: include plural energy storage
Submodule (1), described energy storage submodule (1) include heat release runner (2), energy storage casing (3), fill hot flow path (4),
Pulsating heat pipe (5)；Described heat release runner (2) is connected with one end of energy storage casing (3), and energy storage casing (3)
The other end is connected with filling hot flow path (4)；Described pulsating heat pipe (5) be disposed with from top to bottom fin (51),
Middle fin (52) and lower fin (53), and described upper fin (51) is positioned in heat release runner (2), middle wing
Sheet (52) is positioned in energy storage casing (3), and lower fin (53) is positioned over and fills in hot flow path (4)；Described energy storage
Phase-change material (6) it is filled with between casing (3) and middle fin (52)；On between adjacent energy storage submodule (1)
End is connected with each other by heat release runner (2), and lower end is connected with each other by filling hot flow path (4).
The most three-dimensional pulsating heat pipe phase-change material coupled tank system, it is characterised in that: mutually
It is provided with the first gasket seal (21) between the heat release runner (2) connected；Interconnective fill between hot flow path (4)
It is provided with the second gasket seal (41).
The most three-dimensional pulsating heat pipe phase-change material coupled tank system, it is characterised in that: described
First gasket seal (21), the second gasket seal (41) all use politef or polyethylene resistant material；Institute
The working medium stating pulsating heat pipe (5) is micro-nano capsule phase change material emulsion or nano-fluid；Described phase-change material (6) is
Phase-change material that expanded graphite meterial and common organic phase change material are compound or microencapsulated phase change material.
The most three-dimensional pulsating heat pipe phase-change material coupled tank system, it is characterised in that: described
Middle fin (52) offers more than one hole.
The most three-dimensional pulsating heat pipe phase-change material coupled tank system, it is characterised in that: described
Upper fin (51) is multiple row, and is staggered in arrangement between adjacent upper fin row；Lower fin (53) is multiple row, and adjacent
Lower fin row between be staggered in arrangement.
The most three-dimensional pulsating heat pipe phase-change material coupled tank system, it is characterised in that: described
Energy storage casing (3) is sandwich, evacuation in the middle of interlayer, or interlayer central filler insulation material, or interlayer
Central filler phase-change material.
The most three-dimensional pulsating heat pipe phase-change material coupled tank system, it is characterised in that: described
The end of pulsating heat pipe (5) is provided with fluid injection port (511), and described fluid injection port (511) exposes at heat release stream
The outside in road (2) or fill the outside of hot flow path (4).
The most three-dimensional pulsating heat pipe phase-change material coupled tank system, it is characterised in that: described
Heat release runner (2), fill hot flow path (4) and be gradual shrinkage structure, and along Working fluid flow direction, runner becomes narrow gradually.
The most three-dimensional pulsating heat pipe phase-change material coupled tank system, it is characterised in that: described
The start-up temperature of pulsating heat pipe (5) is less than the phase transition temperature of described phase-change material.
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| Application Number | Priority Date | Filing Date | Title |
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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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| CN105890413B CN105890413B (en) | 2018-07-27 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106705187A (en) * | 2016-12-06 | 2017-05-24 | 南京酷朗电子有限公司 | Heating ventilation air conditioning system capable of achieving fast energy transmission and distribution |
| 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 |
| CN107014235A (en) * | 2017-04-18 | 2017-08-04 | 中国矿业大学 | A kind of phase-change material and diverging heat pipe coupled tank system |
| CN109764707A (en) * | 2019-03-14 | 2019-05-17 | 南京工程学院 | A kind of rotary extension detachable type fin heat pipe |
| CN112437589A (en) * | 2020-11-18 | 2021-03-02 | 中通服咨询设计研究院有限公司 | Novel cold head combined cabinet |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106705187A (en) * | 2016-12-06 | 2017-05-24 | 南京酷朗电子有限公司 | Heating ventilation air conditioning system capable of achieving fast energy transmission and distribution |
| 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 |
| CN107014235A (en) * | 2017-04-18 | 2017-08-04 | 中国矿业大学 | A kind of phase-change material and diverging heat pipe coupled tank system |
| 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 |
| CN109764707A (en) * | 2019-03-14 | 2019-05-17 | 南京工程学院 | A kind of rotary extension detachable type fin heat pipe |
| CN109764707B (en) * | 2019-03-14 | 2024-02-13 | 南京工程学院 | Rotary telescopic detachable fin heat pipe |
| CN112437589A (en) * | 2020-11-18 | 2021-03-02 | 中通服咨询设计研究院有限公司 | Novel cold head combined cabinet |
| 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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| Publication number | Publication date |
|---|---|
| CN105890413B (en) | 2018-07-27 |
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