CN203687722U - Finned phase change heat storage heat exchanger - Google Patents
Finned phase change heat storage heat exchanger Download PDFInfo
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- CN203687722U CN203687722U CN201420065248.1U CN201420065248U CN203687722U CN 203687722 U CN203687722 U CN 203687722U CN 201420065248 U CN201420065248 U CN 201420065248U CN 203687722 U CN203687722 U CN 203687722U
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- phase change
- heat exchanger
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- heat
- thermal storage
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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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Abstract
The utility model discloses a finned phase change heat storage heat exchanger. The finned phase change heat storage heat exchanger comprises a phase change heat storage heat exchanger barrel, an inner tube, a phase change material, barrel fins and inner tube fins. The inner tube is arranged at the center inside the barrel, the space between the inner tube and the barrel is filled with the heat storage phase change material, and the barrel fins and the inner tube fins are fixedly connected to the barrel and the inner tube respectively. The inner tube of the phase change heat storage heat exchanger is provided with a fluid inlet tube and a fluid outlet tube, and a phase change material inlet connecting tube and a phase change material outlet connecting tube are arranged on the barrel. In order to avoid heat losses, a heat preserving layer can be arranged on the outer surface of the phase change heat storage heat exchanger. Through heat transfer between the inner tube, the phase change heat storage heat exchanger barrel and the phase change material, efficient heat exchange between cold fluid, hot fluid and the solid-liquid phase change material is achieved. The finned phase change heat storage heat exchanger has the advantages that the structure is simple, heat transfer efficiency is high, the heat storage function and the heat release function are achieved, and industrial waste heat can be fully utilized to conduct efficient waste heat recovery.
Description
Technical field
The utility model relates to a kind of energy storage and releasing device, relates in particular to a kind of finned phase change thermal storage heat exchanger.
Background technology
Along with a large amount of consumption of economic development and the energy, the energy-conservation topic that has become global concern, the utilization of the regenerative resources such as solar energy, wind energy, geothermal energy and industrial exhaust heat, used heat has become the emphasis of various countries' research and development, but these energy all have discontinuity and instable feature, so it is particularly important that the research of energy storage technologies just seems.Heat storage technology is a kind of in energy storage technologies, in heat storage technology an important ring be exactly phase change thermal storage heat exchanger design.Common phase-change heat-storage heat exchanger is set in together by two tubes, and cold and hot fluid flows through respectively in inner and outer tubes, and this kind of structure is generally used for two kinds of heat exchange between fluid.
Summary of the invention
The utility model provides a kind of finned phase change thermal storage heat exchanger simple in structure, easy to process, with low cost.For this reason, the technical solution adopted in the utility model is as follows:
The utility model mainly comprises phase change thermal storage heat exchanger cylindrical shell, inner tube, phase change heat storage material, cylindrical shell fin and inner tube fin, inner tube is placed in finned phase change thermal storage heat exchanger cylindrical shell center, filling heat accumulating phase change material in the space of inner tube and phase change thermal storage heat exchanger cylindrical shell, described phase change thermal storage heat exchanger inner tube is respectively equipped with inlet tube and the outlet of fluid, cylindrical shell is provided with the import and export of phase-change material and takes over, in order to prevent the loss of heat, can on the outer surface of phase change thermal storage heat exchanger, be provided with heat-insulation layer.
the utility model is achieved through the following technical solutions:
A kind of finned phase change thermal storage heat exchanger, comprise phase change thermal storage heat exchanger cylindrical shell, inner tube, phase change heat storage material, cylindrical shell fin and inner tube fin, described inner tube is placed in finned phase change thermal storage heat exchanger cylindrical shell center, filling heat accumulating phase change material in the space of inner tube and phase change thermal storage heat exchanger cylindrical shell, described cylindrical shell fin and inner tube fin are fixed in respectively in phase change thermal storage heat exchanger cylindrical shell and inner tube.Described cylindrical shell fin and inner tube fin are alternately fixed in phase change thermal storage heat exchanger cylindrical shell and inner tube mutually.Described phase change thermal storage heat exchanger inner tube lower end is provided with hot fluid inlet tube and cold fluid outlet, and upper end is provided with cold fluid inlet tube and hot fluid outlet, and cold fluid and hot fluid shares inner tube, by the turnover of valve control cold fluid and hot fluid.Described phase change thermal storage heat exchanger cylindrical shell is provided with phase change heat storage material inlet tube and outlet.Described heat accumulating phase change material is crystalline hydrate salt or paraffin or fatty acid phase-change material.Described phase change thermal storage heat exchanger outer ring is equipped with insulation material.
the present invention has significant advantage and positive effect
The utility model is by phase change thermal storage heat exchanger cylindrical shell, inner tube, phase-change material, and be provided with fin at cylindrical shell and inner tube, set up after fin, heat by fin in transfers, can improve the heat transfer coefficient of phase-change material, significantly shorten the accumulation of heat time of phase change heat accumulator, improve the heat storage performance of phase change heat accumulator, by the turnover of valve regulated cold fluid and hot fluid, cold fluid and hot fluid shares inner tube and has realized the high efficient heat exchanging between cold fluid, hot fluid and three kinds of materials of solid-liquid phase change material, compact conformation, easy to process, with low cost, heat transfer efficiency is higher.
Accompanying drawing explanation
Fig. 1 is the structural representation of the finned phase change thermal storage heat exchanger of the utility model.
Fig. 2 is the finned phase change thermal storage heat exchanger fin of the utility model layout drawing.
In figure, 1-inner tube, the import of 1.1-hot fluid, the outlet of 1.2-cold fluid, the outlet of 1.3-hot fluid, the import of 1.4-cold fluid, 2-accumulation of heat phase change thermal storage heat exchanger cylindrical shell, 2.1-phase change heat storage material inlet tube, 2.2-phase change heat storage material outlet, 3-phase change heat storage material, 4-cylindrical shell fin, 5-insulation material, 6-inner tube fin.
The specific embodiment
In order to understand better the utility model, below in conjunction with accompanying drawing, the utility model is further described.As shown in Figure 1, a kind of finned phase change thermal storage heat exchanger, comprise phase change thermal storage heat exchanger cylindrical shell 2, inner tube 1, phase change heat storage material 3, cylindrical shell fin 4 and inner tube fin 6, described inner tube 1 is placed in finned phase change thermal storage heat exchanger cylindrical shell 2 centers, filling heat accumulating phase change material 3 in the space of inner tube 1 and phase change thermal storage heat exchanger cylindrical shell 2, described cylindrical shell fin 4 and inner tube fin 6 are fixed in respectively in phase change thermal storage heat exchanger cylindrical shell 2 and inner tube 1.Described cylindrical shell fin 4 and inner tube fin 6 are alternately fixed in phase change thermal storage heat exchanger cylindrical shell 2 and inner tube 1 mutually.Described phase change thermal storage heat exchanger inner tube 1 lower end is provided with hot fluid inlet tube (1.1) and cold fluid outlet (1.2), upper end is provided with cold fluid inlet tube (1.4) and hot fluid outlet (1.3), cold fluid and hot fluid shares inner tube 1, by the turnover of valve control cold fluid and hot fluid.Described phase change thermal storage heat exchanger cylindrical shell 2 is provided with phase change heat storage material inlet tube (2.1) and outlet (2.2).Described heat accumulating phase change material 3 is crystalline hydrate salt or paraffin or fatty acid phase-change material.Described phase change thermal storage heat exchanger outer ring is equipped with insulation material 5.
When high temperature heat source fluid (comes from solar energy, industrial waste heat, the temporary transient no heat such as waste heat, and the temperature of this fluid is higher than the phase transition temperature of phase change heat storage material) enter inner tube 1 by hot fluid inlet tube 1.1, the heat of hot fluid is passed to phase change heat storage material 3 by tube wall by inner tube 1, owing to having increased cylindrical shell fin 4 and inner tube fin 6, phase change heat storage material 3 is accelerated by the solid-state speed that gradually becomes liquid, making heat energy constantly be converted into latent heat is stored in phase change heat storage material, after certain hour, solid-state phase changes heat-storing material is converted into liquid state completely realizes the maximization of heat storage, stop the turnover of hot fluid.In the time that user needs heat energy, make cold fluid enter inner tube 1 along cold fluid inlet tube 1.4, flow out from cold fluid outlet 1.2, now cold fluid absorbs the heat storing in heat accumulating phase change material by tube wall, when heat-storing material is emitted after part heat, the liquid of heat exchanger tube internal face solidifies gradually, along with the increase of thermal discharge, phase change heat storage material is faded to solid-state by liquid state, until all change into solid-state after, no longer release heat, now the temperature of cold fluid is elevated to peak, capable of circulation the reusing of accumulation of heat heat release process, realize cold, high efficient heat exchanging between hot fluid and solid-liquid phase change heat-storing material.
Claims (6)
1. a finned phase change thermal storage heat exchanger, it is characterized in that, comprise phase change thermal storage heat exchanger cylindrical shell (2), inner tube (1), phase change heat storage material (3), cylindrical shell fin (4) and inner tube fin (6), described inner tube (1) is placed in finned phase change thermal storage heat exchanger cylindrical shell (2) center, filling heat accumulating phase change material (3) in the space of inner tube (1) and phase change thermal storage heat exchanger cylindrical shell (2), described cylindrical shell fin (4) and inner tube fin (6) are fixed in respectively in phase change thermal storage heat exchanger cylindrical shell (2) and inner tube (1).
2. the finned phase change thermal storage heat exchanger of one according to claim 1, described cylindrical shell fin (4) and inner tube fin (6) are alternately fixed in phase change thermal storage heat exchanger cylindrical shell (2) and inner tube (1) mutually.
3. the finned phase change thermal storage heat exchanger of one according to claim 1, described phase change thermal storage heat exchanger inner tube (1) lower end is provided with hot fluid inlet tube (1.1) and cold fluid outlet (1.2), upper end is provided with cold fluid inlet tube (1.4) and hot fluid outlet (1.3), cold fluid and hot fluid shares inner tube (1), by the turnover of valve control cold fluid and hot fluid.
4. the finned phase change thermal storage heat exchanger of one according to claim 1, is characterized in that, described phase change thermal storage heat exchanger cylindrical shell (2) is provided with phase change heat storage material inlet tube (2.1) and outlet (2.2).
5. the finned phase change thermal storage heat exchanger of one according to claim 1, is characterized in that, described heat accumulating phase change material (3) is crystalline hydrate salt or paraffin or fatty acid phase-change material.
6. the finned phase change thermal storage heat exchanger of one according to claim 1, is characterized in that, described phase change thermal storage heat exchanger outer ring is equipped with insulation material (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420065248.1U CN203687722U (en) | 2014-02-14 | 2014-02-14 | Finned phase change heat storage heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420065248.1U CN203687722U (en) | 2014-02-14 | 2014-02-14 | Finned phase change heat storage heat exchanger |
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| CN203687722U true CN203687722U (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420065248.1U Expired - Fee Related CN203687722U (en) | 2014-02-14 | 2014-02-14 | Finned phase change heat storage heat exchanger |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104713400A (en) * | 2015-03-17 | 2015-06-17 | 东南大学 | Fin heat exchange structure |
| CN104807355A (en) * | 2015-05-25 | 2015-07-29 | 青岛科瑞新型环保材料有限公司 | Heat storage heat exchanger and fresh air system thereof |
| CN104930896A (en) * | 2015-06-09 | 2015-09-23 | 天津大学 | Phase change heat storage device with interlayer heating |
| CN105115341A (en) * | 2015-09-15 | 2015-12-02 | 东南大学 | Phase-change energy-storage heat exchanger |
| CN105444434A (en) * | 2015-12-25 | 2016-03-30 | 西南科技大学 | Vertical heat storing and exchanging box |
| CN105928402A (en) * | 2016-03-16 | 2016-09-07 | 内蒙古科技大学 | Heat superconducting super solid energy storage heat exchanger |
| CN107289803A (en) * | 2017-07-04 | 2017-10-24 | 上海海事大学 | A kind of high efficiency reactor for hydrated salt chemical energy storage |
| CN107941064A (en) * | 2017-11-22 | 2018-04-20 | 上海理工大学 | A kind of multi-phase change material divides chamber bushing type phase change heat accumulator |
| CN110013764A (en) * | 2018-01-09 | 2019-07-16 | 中国石油化工股份有限公司 | Ionic liquid phase-change heat-storage catalytic oxidizing equipment |
| CN110160181A (en) * | 2019-05-28 | 2019-08-23 | 国网甘肃省电力公司经济技术研究院 | Oval bend pipe cold-storage phase-change material device |
| CN110343534A (en) * | 2019-08-23 | 2019-10-18 | 华中科技大学 | A kind of pyrolytic reaction device of Photospot solar driving carbonaceous material |
| CN111167384A (en) * | 2020-02-19 | 2020-05-19 | 中国石油大学(北京) | Fluidized bed dividing wall heat exchange regeneration coupling device |
| CN112473586A (en) * | 2020-11-30 | 2021-03-12 | 上海交通大学 | Thermochemical heat storage reactor |
| CN114909934A (en) * | 2022-05-05 | 2022-08-16 | 南京艾科美热能科技有限公司 | Self-adaptive heat reservoir |
| CN115451745A (en) * | 2022-09-22 | 2022-12-09 | 山东大学 | Rotary heat accumulator, intermittent heat source efficient heat accumulation system and method |
-
2014
- 2014-02-14 CN CN201420065248.1U patent/CN203687722U/en not_active Expired - Fee Related
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104713400A (en) * | 2015-03-17 | 2015-06-17 | 东南大学 | Fin heat exchange structure |
| CN104807355A (en) * | 2015-05-25 | 2015-07-29 | 青岛科瑞新型环保材料有限公司 | Heat storage heat exchanger and fresh air system thereof |
| CN104807355B (en) * | 2015-05-25 | 2016-03-23 | 青岛科瑞新型环保材料有限公司 | A kind of supply air system that accumulator is set |
| CN104930896A (en) * | 2015-06-09 | 2015-09-23 | 天津大学 | Phase change heat storage device with interlayer heating |
| CN105115341A (en) * | 2015-09-15 | 2015-12-02 | 东南大学 | Phase-change energy-storage heat exchanger |
| CN105444434A (en) * | 2015-12-25 | 2016-03-30 | 西南科技大学 | Vertical heat storing and exchanging box |
| CN105928402A (en) * | 2016-03-16 | 2016-09-07 | 内蒙古科技大学 | Heat superconducting super solid energy storage heat exchanger |
| CN107289803A (en) * | 2017-07-04 | 2017-10-24 | 上海海事大学 | A kind of high efficiency reactor for hydrated salt chemical energy storage |
| CN107289803B (en) * | 2017-07-04 | 2019-04-02 | 上海海事大学 | A kind of reactor for hydrated salt chemical energy storage |
| CN107941064A (en) * | 2017-11-22 | 2018-04-20 | 上海理工大学 | A kind of multi-phase change material divides chamber bushing type phase change heat accumulator |
| CN110013764A (en) * | 2018-01-09 | 2019-07-16 | 中国石油化工股份有限公司 | Ionic liquid phase-change heat-storage catalytic oxidizing equipment |
| CN110160181A (en) * | 2019-05-28 | 2019-08-23 | 国网甘肃省电力公司经济技术研究院 | Oval bend pipe cold-storage phase-change material device |
| CN110343534A (en) * | 2019-08-23 | 2019-10-18 | 华中科技大学 | A kind of pyrolytic reaction device of Photospot solar driving carbonaceous material |
| CN111167384A (en) * | 2020-02-19 | 2020-05-19 | 中国石油大学(北京) | Fluidized bed dividing wall heat exchange regeneration coupling device |
| CN112473586A (en) * | 2020-11-30 | 2021-03-12 | 上海交通大学 | Thermochemical heat storage reactor |
| CN112473586B (en) * | 2020-11-30 | 2022-04-05 | 上海交通大学 | Thermochemical heat storage reactor |
| CN114909934A (en) * | 2022-05-05 | 2022-08-16 | 南京艾科美热能科技有限公司 | Self-adaptive heat reservoir |
| CN114909934B (en) * | 2022-05-05 | 2023-08-18 | 南京艾科美热能科技有限公司 | Self-adaptive heat reservoir |
| CN115451745A (en) * | 2022-09-22 | 2022-12-09 | 山东大学 | Rotary heat accumulator, intermittent heat source efficient heat accumulation system and method |
| CN115451745B (en) * | 2022-09-22 | 2023-08-22 | 山东大学 | Rotary heat accumulator, intermittent heat source efficient heat accumulation system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20150214 |
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| EXPY | Termination of patent right or utility model |