CN218673290U - Spherical convex partition plate type phase change heat accumulator - Google Patents
Spherical convex partition plate type phase change heat accumulator Download PDFInfo
- Publication number
- CN218673290U CN218673290U CN202222050023.6U CN202222050023U CN218673290U CN 218673290 U CN218673290 U CN 218673290U CN 202222050023 U CN202222050023 U CN 202222050023U CN 218673290 U CN218673290 U CN 218673290U
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- China
- Prior art keywords
- heat
- spherical
- change heat
- heat storage
- phase change
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- 238000005192 partition Methods 0.000 title claims abstract description 14
- 238000005338 heat storage Methods 0.000 claims abstract description 39
- 239000012530 fluid Substances 0.000 claims abstract description 19
- 239000011232 storage material Substances 0.000 claims abstract description 13
- 238000009825 accumulation Methods 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 210000003934 vacuole Anatomy 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 238000002844 melting Methods 0.000 abstract description 4
- 230000008018 melting Effects 0.000 abstract description 4
- 239000002918 waste heat Substances 0.000 abstract description 3
- 239000002440 industrial waste Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- 239000012782 phase change material Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a ball protruding iris type phase change heat accumulator, the device mainly include shell 1, insulating layer 2, inner shell 3, inlet tube 4, outlet pipe 5, baffle 6, phase change heat accumulation unit 7, the ball is protruding 8, the ball is concave 9, fluid passage 10. The spherical convex and the spherical concave on the wall surface of the heat storage unit are formed in a metal plate stamping mode, a closed cavity is formed between each unit and the partition plate as well as the wall surface of the inner shell, and phase change heat storage materials are filled in the cavity. The heat storage units are arranged in a staggered manner. The fluid transfers heat with the phase change heat storage material through the wall surface of the heat storage unit. The spherical convex and the spherical concave are applied to the surface of the heat storage unit, and under the same condition, compared with a common wall surface, the contact area between the fluid and the phase change heat storage material is greatly increased, so that the effective heat exchange area is increased. In the flowing process of the fluid, a vortex is formed in the concave part of the spherical convex ball, and the vortex has certain turbulent flow effect. Under the combined action of the two, the melting rate of the phase change heat storage material is superior to that of the traditional model, and the heat transfer performance is improved. The utility model discloses simple structure makes easily, and heat transfer efficiency is high, possesses heat accumulation and heat release function, and solar energy, industrial waste heat carry out high efficiency waste heat recovery and utilize fully.
Description
Technical Field
The utility model relates to an energy storage and release especially relate to a ball protruding baffle plate formula phase change accumulator.
Background
With the continuous development of social economy and the large consumption of non-renewable energy, energy conservation becomes a hot topic of global attention. Renewable energy sources such as solar energy, wind energy and geothermal energy, and the utilization of industrial waste heat and waste heat have become important research points. These energy sources, however, are characterized by discontinuities and instabilities. Therefore, it is necessary to store this energy by technical means. Phase change thermal storage is to store waste heat in life by using latent heat capacity of a phase change thermal storage material (PCM), and then to release the stored heat by heat release capacity when needed.
In the phase-change heat storage tank, when fluid enters the internal channel, heat exchange is carried out between the heat storage unit wall and the internal phase-change heat storage material, the phase-change material absorbs the heat and starts to melt, and the latent heat is utilized to store the heat energy and finally release the heat energy at a required place. In the past, because of the low thermal conductivity of phase change materials, the research of enhancing heat transfer has become an important focus for the development of phase change thermal storage technology. However, the phase change heat storage material of the traditional model has low melting rate and poor heat transfer performance.
Disclosure of Invention
The utility model provides a simple structure, processing convenience, low cost's ball protruding baffle plate formula phase change heat storage device, increase and phase change material's area of contact improve fluidic disturbance degree, improve heat transfer capacity in order to solve phase change material heat conductivity low, whole temperature is inhomogeneous, the utility model provides a simple structure, processing convenience, low cost to this reaches the purpose of intensive heat transfer.
Therefore, the utility model discloses a technical scheme as follows: the utility model provides a ball protruding baffle formula phase change heat accumulator which characterized in that, includes heat accumulator shell 1, insulating layer 2, and it is insulating layer 2 then to form the cavity between shell 3 and the shell 1, and inlet tube 4 sets up with outlet pipe 5 and goes into down on same one side, and horizontal baffle 6 forms heat accumulation unit 7 with the vertical wall that has ball protruding 8 and ball concave 9, is fluid channel 10 between two adjacent heat accumulation units 7. The inlet tube 4 is 4 for 3 outlet pipes 5, is the circular cross section straight tube, and all is the horizontal direction and arranges. The heat storage unit 7 is formed with a spherical protrusion 8 and a spherical recess 9 on its vertical wall surface by means of sheet metal stamping. The partition 6 is connected with the vertical wall surface of the heat storage unit 7 and the inner shell in a fixed connection mode, and the vertical wall surface of the heat storage unit 7 is perpendicular to the partition 6. The right end surfaces of the water inlet pipe 4 and the water outlet pipe 5 are coplanar with the left wall surface of the inner shell. The heat storage units 7 are sealed units, phase change heat storage materials are filled in the heat storage units, and the heat storage units on each layer are arranged in a staggered mode. The fluid in the fluid channel 10 is in heat transfer with the phase change heat storage material through the vertical wall surface of the heat storage unit 7 with the spherical convex 8 and the spherical concave 9. The spherical protrusions 8 and the spherical protrusions 9 are arranged in the same direction and the same direction.
The utility model discloses there are apparent advantage and effect.
The utility model discloses an use the protruding and the concave shape of ball on the heat accumulation unit wall, increase the heat transfer area between fluid and the phase change material, the flow of also convection current simultaneously has the effect of vortex, promotes heat transfer effect for phase change material's melting rate improves phase change material's utilization ratio. The device has simple structure, low cost and easy manufacture.
Drawings
Fig. 1 is the utility model discloses a ball protruding partition plate formula phase change heat accumulator overall structure schematic diagram.
Figure 2 is the utility model discloses a ball flange iris type phase change heat accumulator right side cross-section schematic diagram.
Fig. 3 is the utility model discloses a ball protruding iris type phase change heat accumulator left side cross-sectional schematic diagram.
Fig. 4 is the utility model discloses a spherical convex partition board formula phase change heat accumulator appearance sketch map.
In the figure, 1-outer shell, 2-heat insulation layer, 3-inner shell, 4-water inlet pipe, 5-water outlet pipe, 6-clapboard, 7-heat storage unit, 8-spherical convex, 9-spherical concave and 10-fluid channel.
Detailed Description
For a better understanding of the present invention, reference is made to the following description taken in conjunction with the accompanying drawings.
As shown in fig. 1, the heat accumulator comprises a heat accumulator outer shell 1 and a heat insulation layer 2, wherein a cavity is formed between an inner shell 3 and the outer shell 1 to form the heat insulation layer 2, a water inlet pipe 4 and a water outlet pipe 5 are arranged on the same side and enter and exit from the same side, a horizontal partition plate 6 and a vertical wall surface with a spherical bulge 8 and a spherical recess 9 form a heat accumulation unit 7, and a fluid channel 10 is arranged between two adjacent heat accumulation units 7. The heat storage unit 7 is formed with a spherical protrusion 8 and a spherical recess 9 on its vertical wall surface by means of sheet metal stamping. The partition 6 is connected with the vertical wall surface of the heat storage unit 7 and the inner shell in a fixed connection mode, and the vertical wall surface of the heat storage unit 7 is perpendicular to the partition 6. The right end surfaces of the water inlet pipe 4 and the water outlet pipe 5 are coplanar with the left wall surface of the inner shell. The fluid in the fluid channel 10 is from top to bottom saving a part of the energy by the action of gravity.
The partition plates 6 are connected to the vertical wall surfaces of the heat storage units 7 and the inner casing by fastening as shown in fig. 2 and 3 to achieve a sealing effect, and the vertical wall surface of each heat storage unit 7 is perpendicular to the partition plates 6. The heat storage units 7 are sealed units, phase-change heat storage materials are filled in the heat storage units, and the heat storage units on each layer are arranged in a staggered mode, so that the maximum heat exchange area is formed between the phase-change heat storage materials and fluid. The spherical protrusions 8 and the spherical protrusions 9 are arranged in the same direction and in the same direction. Fluid passages are formed between the wall surfaces of the thermal storage unit 7 and the separators. The shapes of the spherical convex and the spherical concave are applied to the wall surface of the heat storage unit 7, so that the heat transfer area between the fluid and the phase-change material can be increased, meanwhile, the spherical convex and the spherical concave also have a certain turbulence effect on the convection flow, the heat transfer effect is improved, the comprehensive heat transfer efficiency is improved, the heat transfer quantity is increased, the melting rate of the phase-change heat storage material is increased, the purpose of enhancing heat transfer is achieved, and efficient heat exchange is realized.
As shown in fig. 4, the overall thermal storage device is a box-shaped appearance, and the number of the water inlet pipes 4 is 3 at the upper part, and the number of the water outlet pipes 5 is 4 at the lower part, and all the pipes are straight pipes with equal circular cross sections and are arranged in the horizontal direction.
Claims (8)
1. The utility model provides a ball protruding baffle formula phase change heat accumulator, its characterized in that, including heat accumulator shell (1), insulating layer (2), the vacuole formation then is insulating layer (2) between inner shell (3) its and shell (1), inlet tube (4) and outlet pipe (5) set up and advance down on same one side, horizontal baffle (6) and the vertical wall that has protruding (8) of ball and reverse protruding (9) of ball form heat accumulation unit (7), be fluid channel (10) between two adjacent heat accumulation units (7).
2. The spherical convex clapboard type phase-change heat accumulator as claimed in claim 1, wherein the number of the water inlet pipes (4) is 3, the number of the water outlet pipes (5) is 4, all the water inlet pipes and the water outlet pipes are circular cross-section straight pipes and are arranged in the horizontal direction.
3. The phase-change heat accumulator of claim 1, wherein the heat accumulating unit (7) is formed with the spherical protrusions (8) and the reverse spherical protrusions (9) on its vertical wall surface by means of sheet metal stamping.
4. The spherical-convex-partition-type phase-change heat accumulator according to claim 1, wherein the partition (6) is fixedly connected with the vertical wall surface of the heat storage unit (7) and the inner shell, and the vertical wall surface of the heat storage unit (7) is perpendicular to the partition (6).
5. The spherical-convex-partition-type phase-change heat accumulator as claimed in claim 1, wherein the right end surfaces of the water inlet pipe (4) and the water outlet pipe (5) are coplanar with the left wall surface of the inner shell.
6. The spherical-convex-partition-type phase-change heat accumulator according to claim 1, wherein the heat accumulation units (7) are sealed units, the interior of the sealed units is filled with phase-change heat accumulation materials, and the heat accumulation units in each layer are arranged in a staggered mode.
7. The spherical convex baffle type phase-change heat accumulator according to claim 1, wherein the fluid in the fluid channel (10) is in heat transfer with the phase-change heat storage material through the vertical wall surface of the heat storage unit (7) with the spherical convex (8) and the reverse spherical convex (9).
8. The spherical-convex-baffle-type phase-change heat accumulator as claimed in claim 1, wherein the spherical convex (8) and the reverse spherical convex (9) are arranged in the same direction and in the same direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222050023.6U CN218673290U (en) | 2022-08-05 | 2022-08-05 | Spherical convex partition plate type phase change heat accumulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222050023.6U CN218673290U (en) | 2022-08-05 | 2022-08-05 | Spherical convex partition plate type phase change heat accumulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218673290U true CN218673290U (en) | 2023-03-21 |
Family
ID=85555289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222050023.6U Expired - Fee Related CN218673290U (en) | 2022-08-05 | 2022-08-05 | Spherical convex partition plate type phase change heat accumulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218673290U (en) |
-
2022
- 2022-08-05 CN CN202222050023.6U patent/CN218673290U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20230321 |
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| CF01 | Termination of patent right due to non-payment of annual fee |