CN202522115U - Efficient plate-type phase-change heat storage device - Google Patents
Efficient plate-type phase-change heat storage device Download PDFInfo
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- CN202522115U CN202522115U CN2012201793971U CN201220179397U CN202522115U CN 202522115 U CN202522115 U CN 202522115U CN 2012201793971 U CN2012201793971 U CN 2012201793971U CN 201220179397 U CN201220179397 U CN 201220179397U CN 202522115 U CN202522115 U CN 202522115U
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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 provides an efficient plate-type phase-change heat storage device. The efficient plate-type phase-change heat storage device comprises a housing and at least one heat storage box body, wherein each heat storage box body is mounted in the housing and is composed of a shell and heat exchange plates; the heat exchange plates are arranged in the shell in parallel; a channel is formed between adjacent heat exchange plates; adjacent channels respectively serve as phase-change heat storage material channels and fluid channels; a phase-change heat storage material is placed in each phase-change heat storage material channel; and the shell is provided with a fluid inlet, a fluid outlet and a phase-change heat storage material filling port. According to the utility model, the heat storage material and the fluid are contacted through plates, so that a big heat exchange area can be obtained; the fluid when flowing in each channel can form a turbulent flow, so that heat transfer efficiency is improved; the heat charging speed and the heat discharging speed are high and the capacity of the heat storage material is relatively big, so that heat storage capability is improved and the heat energy can be stored to the maximum degree; and meanwhile, the efficient plate-type phase-change heat storage device also has a simple structure and can be reduced in the equipment investment cost and maintenance cost.
Description
Technical field
The utility model relates to a kind of accumulation of heat and heating plant, and particularly a kind of efficient board-like phase transition heat accumulation unit belongs to the heat storage technology field.
Background technology
The thermal storage and energy accumulation technology can be used for solving the contradiction of heat energy supply and demand mismatch, is the important technology that improves efficiency of energy utilization and protection environment.Main heat accumulation method has sensible heat accumulation of heat, latent-heat storage and chemical reaction accumulation of heat at present.The sensible heat accumulation of heat mainly is a thermal capacity of utilizing heat-storing material, and rising through temperature or reduction are carried out storing of energy and discharged.The chemical reaction accumulation of heat is the combination thermmal storage heat energy that utilizes reversible chemical reaction.Phase change heat storage material (the Phase Change Materials that is used for latent-heat storage; Be called for short PCM) be utilize phase change material solidify-melting, condensing-gasifying, condense-distil and the phase transition process of other form in, the principle that all can absorb or emit latent heat of phase change is carried out storing of energy and is discharged.The phase-transition heat-storage technology is big because of its energy storage density, and accumulation of heat and heating process are similar to constant temperature process, is easy to operation control and is able to extensive use.
Occur at present some and utilized the equipment that carries out heat supply and the device of thermal storage and energy accumulation technology, can satisfy purposes such as on-the-spot accumulation of heat and mobile accumulation of heat.But existing regenerative apparatus major part is set to tubular structure, accomplishes through flowing of hot and cold water in the heat exchanger tube and fills heat, heat release and heat transfer process, has problems such as heat exchange area is little, heat storage capacity is low.Need heat storage manufacturing processing is as a whole, bulky during device fabrication simultaneously, complex structure, maintenance of equipment difficulty.The device fabrication process can not realize pipeline module production and assembling, has caused equipment manufacturing cost higher relatively.
Summary of the invention
The deficiency that the utility model exists to existing heat storage technology; Provide a kind of compact conformation, heat-storing material store many, contact area greatly, the efficient board-like phase transition heat accumulation unit of good effect of heat exchange; This device can form turbulent flow when heat (cold) fluid is flowed in passage; Heat energy obtains maximization and stores, and release heat fast, and the heat exchange effect is remarkable.
The efficient board-like phase transition heat accumulation unit of the utility model is realized through following technical scheme:
This device comprises shell and at least one accumulation of heat casing, and each accumulation of heat casing is installed in the shell; The accumulation of heat casing is made up of housing and heat exchange plate; Heat exchange plate is arranged in parallel within the housing, forms passage between the adjacent heat exchanger plates sheet, and adjacent passage is respectively phase change heat storage material passage and fluid passage; Be placed with phase change heat storage material in the phase change heat storage material passage, housing is provided with fluid inlet, fluid issuing and phase change heat storage material and fills mouth.
Be provided with heat-insulation layer between accumulation of heat casing and the shell.
Heat exchange plate is processed by the metal material of thickness 0.7mm-2mm.
Fluid passage in the accumulation of heat casing is communicated with, so that the entering of hot fluid or cold fluid and discharge.
Fluid inlet on each accumulation of heat casing housing is communicated with, and fluid issuing also is communicated with, so that the entering of hot fluid or cold fluid and discharge.
Phase change heat storage material passage in the accumulation of heat casing is communicated with, so that the filling of phase change heat storage material.
Fluid passageway width is 6mm-10mm.
The phase change heat storage material channel width is 20mm-50mm.
During use; High temperature fluid passes through the fluid passage that fluid inlet gets into each accumulation of heat casing, the phase change heat storage material generation heat exchange in high temperature fluid and the phase change heat storage material passage, and phase change heat storage material constantly heats up because of heat absorption; When reaching uniform temperature, undergo phase transition, thereby energy is stored; After accumulation of heat finishes, let cryogen get into the fluid passage through same or another fluid inlet, with the phase change heat storage material generation heat exchange of accumulation of heat, phase change heat storage material is passed to cryogen with heat, realizes the release of energy.
The utlity model has following characteristics:
1. adopt heat storage tank body modular construction, reduced the volume of accumulation of heat structure, be convenient to produce, change and maintenance.
2. employing plate-type heat exchange structure, heat-storing material contact through whole plate with heat (cold) fluid, heat exchange area is big, and hot-cold fluid can form turbulent flow when mobile in its passage, has improved heat transfer efficiency, fill hot and heat release speed fast, weak point consuming time;
3. owing to place heat-storing material in the runner of broad, the capacity of heat-storing material is bigger, has improved heat storage capacity, makes heat energy obtain maximization and stores;
4. the accumulation of heat casing adopts board-like accumulation of heat, and is simple in structure, can be as required with a plurality of accumulation of heat casings parallel connection combinations, therefore can mass production, save production cost, can reduce equipment investment expense and maintenance cost.
Description of drawings
Fig. 1 is the overall structure sketch map of the utility model.
Fig. 2 is the structural representation of accumulation of heat casing in the utility model.
Among the figure: 1, hot fluid import, 2, hot fluid outlet, 3, shell, 4, heat-insulation layer; 5, accumulation of heat casing, 6, the cold fluid import, 7, the cold fluid outlet, 8, heat exchange plate; 9, fluid passage, 10, the phase change heat storage material passage, 11, heat-storing material fills mouthful, 12, housing.
The specific embodiment
As shown in Figure 1; The efficient board-like phase change heat accumulator of the utility model mainly comprises shell 3, heat-insulation layer 4 and at least one accumulation of heat casing 5, and the quantity of accumulation of heat casing is according to the size decision of shell 3; Each accumulation of heat casing 5 can be transversely arranged in shell 3, also can vertically arrange.Be provided with heat-insulation layer 4 between each accumulation of heat casing 5 and the shell 3, play the heat-insulation and heat-preservation effect, can prevent that heat from outwards distributing.
As shown in Figure 2, accumulation of heat casing 5 is to form through the heat exchange plate 8 that in housing 12, is arranged in parallel, and heat exchange plate 8 is that steel or other metal material of 0.7-2mm processed by thickness.Form passage between the adjacent heat exchanger plates sheet, adjacent passage is respectively fluid passage 9 and phase change heat storage material path 10.All fluid passages 9 in each accumulation of heat casing 5 are connected through tube connector; Fluid passage 9 width are 6-10mm; Be provided with hot fluid import 1 and cold fluid import 6 on the fluid passage going up most, next bar fluid passage is provided with hot fluid outlet 2 and cold fluid outlet 7.Hot fluid import 1 is all stretched out housing 12 with hot fluid outlet 2.Hot fluid import 1 on each accumulation of heat casing 5, cold fluid import 6, hot fluid outlet 2 and cold fluid outlet 7 all are communicated with through tube connector.Hot fluid and cold fluid also can adopt an import or export, that is to say that hot fluid import 1 and cold fluid import 6 can save one, and hot fluid outlet 2 also can be saved one with cold fluid outlet 7.Housing 12 is all stretched out in hot fluid outlet 2, cold fluid outlet 7, hot fluid import 1 and hot fluid outlet 2.The width of heat-storing material path 10 is 20-50mm, is provided with heat-storing material on the heat-storing material path 10 and fills mouthfuls 11 going up most, is used to fill heat-storing material.
After high temperature fluid is through the pipeline shunting, get in each independent accumulation of heat casing 5 by hot fluid import 1; Phase-change material generation heat exchange in fluid passage 9 in high temperature fluid and the heat-storing material path 10; Phase change heat storage material constantly heats up because of heat absorption; When reaching uniform temperature, undergo phase transition, thereby energy is stored, the high temperature fluid after the heat exchange is discharged from hot fluid outlet 2.When the needs heat release; The fluid passage 9 that cryogen is got in the accumulation of heat casing 5 by cold fluid inlet 6 through pipeline shunting back; With the phase change heat storage material generation heat exchange in the heat-storing material path 10; Phase change heat storage material is passed to cryogen with heat, discharges heat energy, delivers to the place that needs with heat through the fluid of heating from cold fluid outlet 7.
Claims (8)
1. efficient board-like phase transition heat accumulation unit; Comprise shell and at least one accumulation of heat casing; It is characterized in that: each accumulation of heat casing is installed in the shell, and the accumulation of heat casing is made up of housing and heat exchange plate, and heat exchange plate is arranged in parallel within the housing; Form passage between the adjacent heat exchanger plates sheet; Adjacent passage is respectively phase change heat storage material passage and fluid passage, is placed with phase change heat storage material in the phase change heat storage material passage, and housing is provided with fluid inlet, fluid issuing and phase change heat storage material and fills mouth.
2. efficient board-like phase transition heat accumulation unit according to claim 1 is characterized in that: be provided with heat-insulation layer between said accumulation of heat casing and the shell.
3. efficient board-like phase transition heat accumulation unit according to claim 1, it is characterized in that: said heat exchange plate is processed by the metal material of thickness 0.7mm-2mm.
4. efficient board-like phase transition heat accumulation unit according to claim 1 is characterized in that: the fluid passage in the said accumulation of heat casing is communicated with.
5. efficient board-like phase transition heat accumulation unit according to claim 1 is characterized in that: the fluid inlet on said each accumulation of heat casing housing is communicated with, and fluid issuing also is communicated with.
6. efficient board-like phase transition heat accumulation unit according to claim 1 is characterized in that: the phase change heat storage material passage in the said accumulation of heat casing is communicated with.
7. efficient board-like phase transition heat accumulation unit according to claim 1 is characterized in that: said fluid passageway width is 6mm-10mm.
8. efficient board-like phase transition heat accumulation unit according to claim 1 is characterized in that: said phase change heat storage material channel width is 20mm-50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201793971U CN202522115U (en) | 2012-04-25 | 2012-04-25 | Efficient plate-type phase-change heat storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201793971U CN202522115U (en) | 2012-04-25 | 2012-04-25 | Efficient plate-type phase-change heat storage device |
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| Publication Number | Publication Date |
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| CN202522115U true CN202522115U (en) | 2012-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201793971U Expired - Lifetime CN202522115U (en) | 2012-04-25 | 2012-04-25 | Efficient plate-type phase-change heat storage device |
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| CN (1) | CN202522115U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017449A (en) * | 2012-12-10 | 2013-04-03 | 青海百能汇通新能源科技有限公司 | Heat exchange system |
| CN104566715A (en) * | 2014-12-19 | 2015-04-29 | 上海交通大学 | Phase-change cold-storage radiation heat exchange plate for solar air conditioner |
| TWI583911B (en) * | 2014-08-07 | 2017-05-21 | 立昌先進科技股份有限公司 | Thermal energy storage facility having functions of heat storage and heat release and use of the same |
| CN111278256A (en) * | 2019-12-31 | 2020-06-12 | 南京理工大学 | Phase change heat storage device based on convective heat transfer and key parameter determination method thereof |
-
2012
- 2012-04-25 CN CN2012201793971U patent/CN202522115U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017449A (en) * | 2012-12-10 | 2013-04-03 | 青海百能汇通新能源科技有限公司 | Heat exchange system |
| CN103017449B (en) * | 2012-12-10 | 2015-04-15 | 青海百能汇通新能源科技有限公司 | Heat exchange system |
| TWI583911B (en) * | 2014-08-07 | 2017-05-21 | 立昌先進科技股份有限公司 | Thermal energy storage facility having functions of heat storage and heat release and use of the same |
| CN104566715A (en) * | 2014-12-19 | 2015-04-29 | 上海交通大学 | Phase-change cold-storage radiation heat exchange plate for solar air conditioner |
| CN104566715B (en) * | 2014-12-19 | 2017-10-17 | 上海交通大学 | A kind of phase change cold-storage radiation heat exchange plate for solar airconditioning |
| CN111278256A (en) * | 2019-12-31 | 2020-06-12 | 南京理工大学 | Phase change heat storage device based on convective heat transfer and key parameter determination method thereof |
| CN111278256B (en) * | 2019-12-31 | 2021-09-21 | 南京理工大学 | Phase change heat storage device based on convection heat transfer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANDONG ZHONGYINENG ENERGY SAVING AND ENVIRONMENT Free format text: FORMER OWNER: LU SHENGJI Effective date: 20130226 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130226 Address after: 250018 Shandong province Huaiyin District of Ji'nan city in the United States of Hunan Road No. 1 Patentee after: Shandong energy saving and Environmental Protection Technology Co., Ltd. Address before: 250018 Shandong province Huaiyin District of Ji'nan city in the United States of Hunan Road No. 1 Ji'nan Road, Lujin Trade Co. Ltd. Patentee before: Lu Shengji |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 250101 Ji'nan Province, Lixia District, Victoria Road, Victoria Road, room, building 2104, room 1 Patentee after: Shandong Zhong Yineng energy-conserving and environment-protective Science and Technology Co., Ltd. Address before: 250018 Shandong province Huaiyin District of Ji'nan city in the United States of Hunan Road No. 1 Patentee before: Shandong energy saving and Environmental Protection Technology Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121107 |