CN204987990U - Energy storage apparatus - Google Patents
Energy storage apparatus Download PDFInfo
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- CN204987990U CN204987990U CN201520099317.5U CN201520099317U CN204987990U CN 204987990 U CN204987990 U CN 204987990U CN 201520099317 U CN201520099317 U CN 201520099317U CN 204987990 U CN204987990 U CN 204987990U
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- Prior art keywords
- inner bag
- energy storage
- bellows
- inner chamber
- phase change
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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 energy storage apparatus, includes and is equipped with fluid inlet and fluid issuing on this casing by the casing, the inner bag, this inner bag is installed in the casing, and the inner wall of fluid inlet and fluid issuing and this inner bag link up, the heat preservation, this heat preservation sets up between casing and inner bag, bellows, this bellows set up in the inner bag, wholly are multilayer horizontal spin and gradually open form dish system, and its pipe wall is annular corrugate, phase change thermal energy material, this phase change thermal energy material fills in the bellows. As preferred, the internal partitioning of inner bag becomes independent separately first inner chamber and second inner chamber, the whole top of leaking hopper -shaped and being in the inner bag that is of first inner chamber, and bellows setting intracavity and both ends mouth in the second have a perfect understanding with first inner chamber respectively, and the inner space of bellows and first inner chamber form one jointly and hold the chamber, and phase change thermal energy material sets up and is holding the intracavity, and the top of first inner chamber is provided with the exhaust nozzle that stretches to outside the casing top and pours into the mouth, as preferred, electric heating element is installed to the inner bag bottom.
Description
Technical field
The utility model belongs to household electrical appliance and energy storage, field of energy-saving technology, particularly relates to a kind of technology of energy storage system.
Background technology
Along with people's living standard and to the raising worked and living environment comfort level requires, electric energy etc. consumption is significantly increased thereupon, cause that energy resource consumption is too fast, environmental pollution increase, network load peak valley be excessive, peak load time the building energy consumption such as the supply of electric power wretched insufficiency problem that increases, the building energy consumption of current European and American developed countries has reached 40% of whole society's total energy consumption, about 30 % of national total energy consumption are accounted at China's building energy consumption, along with the development of economy, improving constantly of living standards of the people, the proportion of building energy consumption will increase further.Therefore, the development & application of energy-saving building technology has become one of hot issue of current building and building material field.
Phase-changing energy-storing is the important technology improving efficiency of energy utilization and protection of the environment; also be usually used in alleviating energy supply and demand both sides unmatched effective means on time, intensity and place; be with a wide range of applications in the field such as energy-conservation of the recycling of the utilization of solar energy, " peak load shifting " of electric power, used heat and waste heat, industry and civil buildings and air-conditioning, become worldwide study hotspot at present.Utilizing the latent heat of phase change of phase-change material to realize storage and the utilization of energy, contribute to improving efficiency and exploitation regenerative resource, is a very active forward position research direction in energy science and material science in recent years.
Under current overall situation, the technology such as low-carbon (LC), energy-conserving and environment-protective, accumulation of energy are prior development directions in the world.
On existing market, ice storage air conditioner is a kind of technology of comparative maturity, at developed country's universalness, although water is also kind of a cheap energy storage materials of phase change, but its phase transformation temperature points is subzero, owing to being low temperature ice making, consume energy comparatively speaking larger, improve phase transition temperature fusing point, the phase-changing energy-storing technology especially about 4-7 degree is the research direction of low temperature accumulation of energy from now on.And pure regenerative apparatus, ripe technology is little, and ice storage air conditioner solves the cold-storage problem in summer, but the accumulation of heat problem in winter does not have good technical solution all the time.
Summary of the invention
The purpose of this utility model is for the problems referred to above, provides a kind of reasonable in design, structure is simple, volume is little, accumulation of energy is large energy storage system.Energy storage system in the technical program is according to the difference of the phase transformation temperature points of the energy storage materials of phase change selected, both cold-storage can be used as, also can be used as accumulation of heat, if this energy storage system is used for accumulation of heat, the transition temperature range of so selected energy storage materials of phase change is usually at 70 DEG C ~ about 90 DEG C; If this energy storage system is used for cold-storage, the transition temperature range of so selected energy storage materials of phase change is usually at 4 DEG C ~ about 7 DEG C; If this energy storage system is used for traditional air conditioner waste heat recovery, the transition temperature range of so selected energy storage materials of phase change is usually at 40 DEG C ~ about 70 DEG C; Usually, this energy storage system can also combine with heat pump the Teat pump boiler becoming the energy storage of a kind of energy; Especially, after combining heating, this energy storage system just can become pure electric energy-accumulated water heater, and the paddy electricity making full use of evening carrys out accumulation of heat, and daytime just can realize round-the-clock central hot water supply without kilowatt-hour; The heat storage water tank of solar energy can also be become.The topmost technological highlights of the present invention is: 1, thoroughly solve heat transfer problem and the problem of phase separation of energy storage materials of phase change, by energy-accumulation material being filled in diameter in the bellows interior of about 30mm to 50mm and bellows dish in layer in inner bag, be equivalent to energy storage materials of phase change all in being horizontally disposed with and the not super 50mm of the thickness of every layer, tightly wrapped by bellows tube wall, the area of dissipation on its surface is even and large simultaneously; 2, thoroughly solve the expansion issues of energy storage materials of phase change, by the inner bag of this energy storage system is separated into two inner chambers, i.e. the first inner chamber and the second inner chamber, first inner chamber integrated in funnel-form and and the inner space of bellows be integrally formed the container cavity that can be held energy storage materials of phase change, this container cavity top is provided with perfusing hole and exhaust outlet, perfusing hole is convenient to the perfusion of energy storage materials of phase change, exhaust outlet then remains that the pressure in container cavity is normal pressure, reserve corresponding expansion space in container cavity simultaneously, overflowed because of expansion to prevent energy storage materials of phase change; 3, because the tube wall of bellows corrugated ringwise, even if adjacent bellows close-packed arrays, space is each other connected, become a good fluid thermal interchange channel, one end of this passage is fluid inlet, and the other end is fluid issuing, the total body surface area of whole bellows is quite large, is beneficial to very much the timely exchange of heat.
For achieving the above object, the utility model have employed following technical proposal: a kind of energy storage system, is characterized in that: comprise housing, and this housing is provided with fluid inlet and fluid issuing; Inner bag, this inner bag is arranged in described housing, and the inwall of described fluid inlet and fluid issuing and this inner bag is through;
Heat-insulation layer, this heat-insulation layer is arranged between housing and inner bag;
Bellows, this bellows is arranged in described inner bag, and overall is that multiple-layer horizontal spiral gradually opens shape dish system, its tube wall corrugated ringwise;
Energy storage materials of phase change, this energy storage materials of phase change is filled in described bellows.
At above-mentioned a kind of energy storage system, it is characterized in that, the interior separation of described inner bag becomes separately independently the first inner chamber and the second inner chamber, described first is inner chamber integratedly in the top of inner bag in funnel-form, described bellows is arranged in the second inner chamber and two-port respectively with the first inner chamber is through, inner space and the first described inner chamber of described bellows form a container cavity jointly, described energy storage materials of phase change is arranged in described container cavity and shared volume is no more than 95% of container cavity cumulative volume, the top of the first described inner chamber is provided with stretches to exhaust nozzle outside case top and perfusing hole, described perfusing hole is furnished with a capping.
At above-mentioned a kind of energy storage system, it is characterized in that, described inner bag nearly bottom place is provided with the diaphragm of a level, described bellows is arranged on diaphragm, described diaphragm is provided with some pod apertures, form a cavity between described diaphragm and the bottom of inner bag, in described cavity, be provided with a heating, the inwall of described fluid inlet or the through described inner bag of fluid issuing and and described cavity connects.
A kind of energy storage system that car is above-mentioned, it is characterized in that, described case top is provided with a case lid, is provided with an air bag in described case lid, and described air bag is connected with described exhaust nozzle.Because, energy storage materials of phase change is in heat absorption and release process repeatedly, the change on volume can be produced, form the process of an air-breathing and expiration, this air bag also can change between shrivelled and full state, such design has stopped issuablely in energy storage system to be unfavorable for that the gas discharging of health is to indoor, causes may polluting of indoor environment.
At above-mentioned a kind of energy storage system, it is characterized in that, described housing is also provided with the blind pipe that stretches to the second described inner chamber, in described blind pipe, is provided with temperature sensor.
At above-mentioned a kind of energy storage system, it is characterized in that, described bellows is corrugated stainless steel tubing or plastic film capicitor.
Compared with prior art, the advantage of this technology is: provide a kind of reasonable in design, structure is simple, volume is little, accumulation of energy is large energy storage system, select suitable energy storage materials of phase change, this energy storage system then can be allowed to realize cold-storage or accumulation of heat, both can be combined with solar thermal collector, also can use etc. as electric energy-accumulated water heater separately, versatility is very strong.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of a kind of energy storage system that the utility model provides;
Fig. 2 is the structural representation of a kind of energy storage system when not installing bellows and energy storage materials of phase change that the utility model provides;
Fig. 3 is a kind of structural representation after the bellows integral disc system that provides of the utility model;
Fig. 4 is the A-A structural representation marked in Fig. 3 of providing of the utility model;
Fig. 5 is the partial sectional view of the bellows that the utility model provides;
Fig. 6 is the structural representation of the diaphragm that the utility model provides.
In figure, housing 1, inner bag 2, heat-insulation layer 3, bellows 4, heating 5, condenser pipe 6, distributive pipe 7, collector pipe 8, temperature sensor 9, fluid inlet 10, fluid issuing 11, blind pipe 12, first inner chamber 20, second inner chamber 21, container cavity 22, exhaust nozzle 23, perfusing hole 24, diaphragm 25, pod apertures 26, cavity 27, capping 240.
Detailed description of the invention
Embodiment:
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, a kind of energy storage system, comprising:
Housing 1, this housing 1 is provided with fluid inlet 10 and fluid issuing 11;
Inner bag 2, this inner bag 2 is arranged in housing 1, and the inwall of fluid inlet 10 and fluid issuing 11 and this inner bag 2 is through;
Heat-insulation layer 3, this heat-insulation layer 3 is arranged between housing 1 and inner bag 2;
Bellows 4, this bellows 4 is arranged in inner bag 2, and overall is that multiple-layer horizontal spiral gradually opens shape dish system, its tube wall corrugated ringwise, is corrugated stainless steel tubing or plastic film capicitor;
Energy storage materials of phase change 5, this energy storage materials of phase change 5 is filled in bellows 4.
In the present embodiment, the interior separation of inner bag 2 becomes separately independently the first inner chamber 20 and the second inner chamber 21, first inner chamber 20 entirety is funnel-form and is in the top of inner bag 2, in the present embodiment, the funnel bottle neck of funnelform first inner chamber 20 reaches the nearly bottom of inner bag 2 always, inner bag 2 nearly bottom place is provided with the diaphragm 25 of a level, diaphragm 25 is together with the welding of funnel bottle neck, bellows 4 is arranged on diaphragm 25, together with the welding of one of them port and funnel bottle neck and through first inner chamber 20, another port is then in the upper funnel of ground inner chamber 20;
The top of the first inner chamber 20 is provided with stretches to exhaust nozzle 23 outside housing 1 top and perfusing hole 24, and perfusing hole 24 is furnished with a capping 240;
Diaphragm 25 is provided with some pod apertures 26, forms a cavity 27 between the bottom of diaphragm 25 and inner bag 2, in cavity 27, be provided with a heating 6, the inwall of the through inner bag 2 of fluid issuing 11 and being communicated with cavity 27.
As shown in Figure 1, bellows 4 is arranged in the second inner chamber 21 and two-port respectively with the first inner chamber 20 is through, the inner space of bellows 4 and the first inner chamber 20 form a container cavity 22 jointly, and energy storage materials of phase change 5 is arranged in container cavity 22 and shared volume is no more than 95% of container cavity 22 cumulative volume; Housing 1 top is provided with a case lid 7, and be provided with an air bag 8 in case lid 7, air bag 8 is connected with exhaust nozzle 23.
Housing 1 is also provided with the blind pipe 12 that stretches to the second inner chamber 21, in blind pipe 12, is provided with temperature sensor 9.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Although more employ the terms such as housing, inner bag, heat-insulation layer, bellows, heating, condenser pipe, distributive pipe, collector pipe, temperature sensor, fluid inlet, fluid issuing, blind pipe, the first inner chamber, the second inner chamber, container cavity, exhaust nozzle, perfusing hole, diaphragm, pod apertures, cavity, capping herein, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present invention more easily; The restriction that they are construed to any one additional is all contrary with spirit of the present invention.
Claims (6)
1. an energy storage system, is characterized in that: comprise
Housing (1), this housing (1) is provided with fluid inlet (10) and fluid issuing (11);
Inner bag (2), this inner bag (2) is arranged in described housing (1), described fluid inlet (10) and the inwall of fluid issuing (11) and this inner bag (2) through;
Heat-insulation layer (3), this heat-insulation layer (3) is arranged between housing (1) and inner bag (2);
Bellows (4), this bellows (4) is arranged in described inner bag (2), and overall is that multiple-layer horizontal spiral gradually opens shape dish system, its tube wall corrugated ringwise;
Energy storage materials of phase change (5), this energy storage materials of phase change (5) is filled in described bellows (4).
2. a kind of energy storage system according to claim 1, it is characterized in that: the interior separation of described inner bag (2) becomes separately independently the first inner chamber (20) and the second inner chamber (21), described the first inner chamber (20) entirety is funnel-form and is in the top of inner bag (2), described bellows (4) is arranged in the second inner chamber (21) and two-port respectively with the first inner chamber (20) is through, the inner space of described bellows (4) and described the first inner chamber (20) form a container cavity (22) jointly, described energy storage materials of phase change (5) is arranged in described container cavity (22) and shared volume is no more than 95% of container cavity (22) cumulative volume, the top of described the first inner chamber (20) is provided with stretches to exhaust nozzle (23) outside housing (1) top and perfusing hole (24), described perfusing hole (24) is furnished with a capping (240).
3. a kind of energy storage system according to claim 1, it is characterized in that: described inner bag (2) nearly bottom place is provided with the diaphragm (25) of a level, described bellows (4) is arranged on diaphragm (25), described diaphragm (25) is provided with some pod apertures (26), a cavity (27) is formed between described diaphragm (25) and the bottom of inner bag (2), a heating (6) is provided with in described cavity (27), the inwall of described fluid inlet (10) or the through described inner bag (2) of fluid issuing (11) and being communicated with described cavity (27).
4. a kind of energy storage system according to claim 2, it is characterized in that: described housing (1) top is provided with a case lid (7), be provided with an air bag (8) in described case lid (7), described air bag (8) is connected with described exhaust nozzle (23).
5. a kind of energy storage system according to claim 2, it is characterized in that: described housing (1) is also provided with the blind pipe (12) that stretches to described the second inner chamber (21), in described blind pipe (12), is provided with temperature sensor (9).
6. a kind of energy storage system according to claim 1, is characterized in that: described bellows (4) is corrugated stainless steel tubing or plastic film capicitor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520099317.5U CN204987990U (en) | 2015-02-11 | 2015-02-11 | Energy storage apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520099317.5U CN204987990U (en) | 2015-02-11 | 2015-02-11 | Energy storage apparatus |
Publications (1)
Publication Number | Publication Date |
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CN204987990U true CN204987990U (en) | 2016-01-20 |
Family
ID=55122351
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201520099317.5U Expired - Fee Related CN204987990U (en) | 2015-02-11 | 2015-02-11 | Energy storage apparatus |
Country Status (1)
Country | Link |
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CN (1) | CN204987990U (en) |
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2015
- 2015-02-11 CN CN201520099317.5U patent/CN204987990U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20170211 |