CN201129951Y - Integral solidification type phase-change material heat storage apparatus - Google Patents
Integral solidification type phase-change material heat storage apparatus Download PDFInfo
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- CN201129951Y CN201129951Y CNU2007201145361U CN200720114536U CN201129951Y CN 201129951 Y CN201129951 Y CN 201129951Y CN U2007201145361 U CNU2007201145361 U CN U2007201145361U CN 200720114536 U CN200720114536 U CN 200720114536U CN 201129951 Y CN201129951 Y CN 201129951Y
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- heat
- change material
- heat storage
- phase
- transfer pipe
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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 relates to a whole solidified type phase change material heat storage device, which comprises a heat storage tank, wherein a heat exchange tube is installed in the heat storage tank, heat exchange liquid is installed in the heat exchange tube, an inlet and an outlet of the heat exchange tube are communicated with the outside, phase change material is filled between the heat exchange tube and heat storage tank, and the heat storage tank is connected with a vibration source.
Description
(1) technical field
The utility model relates to a kind of energy and stores and effectively utilize technical field, particularly a kind of equipment that utilizes phase-change material (PCM) heat accumulation.
(2) background technology
The latent heat of phase change heat accumulation can effectively be alleviated the peak valley electric load as a kind of, improves the technology of efficiency of energy utilization, and developed country is widely used abroad.Since China in 1994 began to carry out the peak and valley time electrovalence policy, the phase-change thermal storage technology was used in the research of civilian and industrial circle and has been obtained significant progress.Along with national energy-saving and emission-reduction implementation, the application prospect of heat-storage technology is very wide.
The kind of phase-change heat-storage material is a lot, divides by the chemical composition of material, can be divided into inorganic phase-changing material and organic phase change material two classes.Inorganic phase-changing material comprises water, crystalline hydrate salt, fuse salt etc.Organic phase change material such as carbohydrate, organic acid etc.But generally all there was cold problem in these phase change material phase transition process, and promptly when material temperature is lower than the phase transition temperature certain value, just can undergoes phase transition absorption or emit heat, efficiency of energy utilization is descended.Many researchers in all sorts of ways and reduce the degree of supercooling of solution, have reported the irradiation of employing ultra-high frequency ultrasonic wave with minimizing phase transformation degree of supercooling, but the big commercial Application cost of this method energy consumption height; Also reported in phase-change material add solid nucleator such as AgI, borax waits and reduces the phase transformation degree of supercooling, will precipitate in solution but the shortcoming of this method is a solid matter, thereby not have corresponding effects.
(3) summary of the invention
The utility model will solve the existing technical problem that phase-change thermal storage equipment is big in the phase transition process degree of supercooling, phase velocity is slow, provide a kind of integral body little in the phase transition process degree of supercooling, that phase velocity is fast to solidify formula phase-change material heat-storing device, thereby improve energy utilization rate.
Integral body described in the utility model is solidified formula phase-change material heat-storing device, comprise the heat accumulation filling, heat-transfer pipe is housed in the heat storage can, heat-transfer fluid is housed in the heat-transfer pipe, the import and export of heat-transfer pipe and external communications, be filled with phase-change material between heat-transfer pipe and heat storage can housing, it is characterized in that: heat storage can is connected with vibration source.
Further, the vibration frequency of vibration source is 10～300Hz.
The heat-transfer pipe that is provided with in the described heat storage can is connected with heat storage can by support or end socket, so that vibration is passed to heat-transfer pipe.
Described phase-change material is water or the aqueous solution or inorganic salts or organic matter.Described heat-transfer fluid is water or the aqueous solution or conduction oil.
Heat storage can is whole to adopt foundation bolt elasticity to be connected with pedestal.
When to adopt phase transition temperature be-30～45 ℃ low-temperature phase-change material, heat storage can and heat-transfer pipe material were polyethylene or metal, and the employing phase transition temperature is more than 60 ℃ during high temperature phase change material (pcm), and heat storage can and heat-transfer pipe material are metal.
The vibrating motor frequency of vibrator is 10～300Hz, generally based on power frequency, can adopt frequency modulator to regulate as required, and general heat storage can is at 1m
3Following vibrating motor power can adopt 0.5-1kW, 1-3m
3The heat storage can power of motor can adopt 0.5-3kW, 3m
3Above heat storage can power of motor can adopt more than the 3kW.The working time of vibrator can be according to the time set of phase transformation required time.
Under the effect of vibration source, heat storage can drives the heat-transfer pipe vibration, makes the heat transfer of phase-change material and heat transfer wall obtain reinforcement, reduces degree of supercooling, thereby has promoted the phase velocity of phase-change material in the heat storage can.
Described vibration source and heat storage can adopt and are rigidly connected, and vibrator can be arranged on the heat storage can bottom, also can be arranged on other positions of heat storage can and be connected with tank body.
Compared with prior art, advantage of the present utility model is: adopt the technology that the utility model adopted, can reduce heat accumulation process phase transformation degree of supercooling, accelerate transformation time 20～30%, it is about 10～20% to improve energy utilization rate, thereby has saved operating cost.
(4) description of drawings
The structural representation of Fig. 1 embodiment of the present utility model,
Fig. 2 is the structural representation of another embodiment of the utility model,
(5) specific embodiment
Embodiment one
With reference to Fig. 1, wherein: 1 heat storage can bearing support; 2 heat-transfer fluid imports; 3 heat accumulation chamber base plates; 4 heat-transfer fluid coil pipes; The outlet of 5 heat-transfer fluids; 6 phase-change heat-storage material imports; 7 coiled tube supports plates; 8 phase-change heat-storage material outlets; 9 vibrating motors.
Integral body described in the utility model is solidified formula phase-change material heat-storing device, comprise the heat accumulation filling that is arranged on the heat storage can bearing support 1, coil pipe 4 is housed as heat-transfer pipe in the heat storage can, heat-transfer fluid is housed in the heat-transfer pipe, the import 2 of heat-transfer pipe, outlet 5 and external communications, be filled with phase-change material between heat-transfer pipe and heat storage can housing, heat accumulation chamber bottom sealing plate 3, phase-change heat-storage material import 6, phase-change heat-storage material outlet 8, coiled tube supports plate 7 are equipped with vibrating motor 9 as vibration source on the heat storage can.
The vibration frequency of vibrating motor 9 is 10～300Hz.
The coil pipe 4 that is provided with in the described heat storage can is connected with heat storage can by support or end socket, so that vibration is passed to coil pipe.
Described phase-change material is water or the aqueous solution or inorganic salts or organic matter.Described heat-transfer fluid is water or the aqueous solution or conduction oil.
Heat storage can is whole to adopt foundation bolt elasticity to be connected with pedestal.
When to adopt phase transition temperature be-30～45 ℃ low-temperature phase-change material, heat storage can and heat-transfer pipe material were polyethylene or metal, and the employing phase transition temperature is more than 60 ℃ during high temperature phase change material (pcm), and heat storage can and heat-transfer pipe material are metal.
The vibrating motor frequency of vibration source is 10～300Hz, generally based on power frequency, can adopt frequency modulator to regulate as required, and general heat storage can is at 1m
3Following vibrating motor power can adopt 0.5-1kW, 1-3m
3The heat storage can power of motor can adopt 0.5-3kW, 3m
3Above heat storage can power of motor can adopt more than the 3kW.The working time of vibrating motor 9 can be according to the time set of phase transformation required time.
Under the effect of vibrating motor 9, heat storage can drives coil pipe 4 vibrations, makes the heat transfer of phase-change material and heat transfer wall obtain reinforcement, reduces degree of supercooling, thereby has promoted the phase velocity of phase-change material in the heat storage can.
Described vibrating motor 9 adopts with heat storage can and is rigidly connected, and vibrating motor 9 can be arranged on the heat storage can bottom, also can be arranged on other positions of heat storage can and be connected with tank body.
Embodiment two
With reference to Fig. 2, wherein: 1 heat storage can bearing support; 2 heat-transfer fluid imports; 3 heat accumulation chamber base plates; 41 heat-transfer fluid pipes; The outlet of 5 heat-transfer fluids; 6 phase-change heat-storage material imports; 71 heat accumulation chamber top sealing plates; 8 phase-change heat-storage material outlets; 9 vibrating motors.
Present embodiment is compared with embodiment one, has changed the form of heat-transfer fluid pipe, does not re-use coil pipe, and uses straight pipe type heat-transfer fluid pipe 41, and heat-transfer fluid pipe 41 upper ends connect heat accumulation chamber top sealing plate 71, and the lower end connects heat accumulation chamber base plate 3.
All the other structures are identical with embodiment one.
Present embodiment is only for the explanation the technical solution of the utility model; but not to the restriction of protection domain of the present utility model; those of ordinary skill in the art; under the situation that does not break away from design scope of the present utility model, can also make various variations; all equivalent technical solutions also belong to scope of the present utility model, and protection domain of the present utility model should be defined by the claims.
Claims (5)
1. integral body is solidified formula phase-change material heat-storing device, comprises the heat accumulation filling, and heat-transfer pipe is housed in the heat storage can, heat-transfer fluid is housed in the heat-transfer pipe, the import and export of heat-transfer pipe and external communications are filled with phase-change material between heat-transfer pipe and heat storage can housing, and it is characterized in that: heat storage can is connected with vibration source.
2. integral body as claimed in claim 1 is solidified formula phase-change material heat-storing device, it is characterized in that: the vibration frequency of vibration source is 10～300Hz.
3.. integral body as claimed in claim 1 or 2 is solidified formula phase-change material heat-storing device, it is characterized in that: the heat-transfer pipe that is provided with in the described heat storage can is connected with heat storage can by support or end socket, so that vibration is passed to heat-transfer pipe.
4.. integral body as claimed in claim 3 is solidified formula phase-change material heat-storing device, it is characterized in that: described phase-change material is water or the aqueous solution or inorganic salts or organic matter, and described heat-transfer fluid is water or the aqueous solution or conduction oil.
5.. integral body as claimed in claim 4 is solidified formula phase-change material heat-storing device, it is characterized in that: heat storage can is whole to adopt foundation bolt elasticity to be connected with pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201145361U CN201129951Y (en) | 2007-08-31 | 2007-08-31 | Integral solidification type phase-change material heat storage apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201145361U CN201129951Y (en) | 2007-08-31 | 2007-08-31 | Integral solidification type phase-change material heat storage apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201129951Y true CN201129951Y (en) | 2008-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201145361U Expired - Fee Related CN201129951Y (en) | 2007-08-31 | 2007-08-31 | Integral solidification type phase-change material heat storage apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN201129951Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102741644A (en) * | 2009-12-11 | 2012-10-17 | 德国航空航天中心 | Heat transfer tube |
| CN106969648A (en) * | 2016-05-18 | 2017-07-21 | 镇江飞利达电站设备有限公司 | A kind of wound tube heat exchanger easy to clean |
-
2007
- 2007-08-31 CN CNU2007201145361U patent/CN201129951Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102741644A (en) * | 2009-12-11 | 2012-10-17 | 德国航空航天中心 | Heat transfer tube |
| CN106969648A (en) * | 2016-05-18 | 2017-07-21 | 镇江飞利达电站设备有限公司 | A kind of wound tube heat exchanger easy to clean |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081008 Termination date: 20120831 |