CN204313685U - A kind of energy storage device - Google Patents
A kind of energy storage device Download PDFInfo
- Publication number
- CN204313685U CN204313685U CN201420669066.5U CN201420669066U CN204313685U CN 204313685 U CN204313685 U CN 204313685U CN 201420669066 U CN201420669066 U CN 201420669066U CN 204313685 U CN204313685 U CN 204313685U
- Authority
- CN
- China
- Prior art keywords
- energy
- phase
- box body
- storage
- energy storage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
-
- 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
-
- 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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model relates to energy storage device technical field, be specially a kind of energy storage device that phase-changing energy storage material is housed, it storage bodies comprising water tank and be arranged at water tank inside, described storage bodies comprises the energy-storage box body, phase-change material ascending pipe, the phase-change material outfall that are fixedly connected with tank inner wall and is vertically installed in energy-storage box body, makes the water service pipe of energy-storage box body up/down perforation, is filled with phase-changing energy storage material in described energy-storage box body.The utility model is a kind of regenerative apparatus being filled with phase-changing energy storage material, phase-changing energy storage material is utilized to store solar energy, water temperature is controlled within the specific limits, not only can meet the requirement of heating water temperature, can supply water temperature be reduced again, reduce radiation loss, improve the collecting efficiency of heat collector, increase amount of stored heat, by this application of installation in Heating system of solar energy foor in conjunction with coupling, desirable good effect.
Description
Technical field
The utility model relates to energy storage device technical field, is specially a kind of energy storage device that phase-changing energy storage material is housed.
Background technology
China is populous nation, and the population lives of 70% is in rural area, and the energy resource consumption of vast rural area, has important impact for the energy availability and demand total amount of China and energy resource structure thereof.Due to the architectural feature of urban residents, be not suitable for central heating, therefore a lot of resident still adopts soil heating stove heating processed, fire coal does not reach effective utilization, and easily there is anthracemia phenomenon, along with the broad masses of the people's growth in the living standard of northern country area, people have had higher demand to winter heating equipment and mode.
Solar low-temperature floor heating system is a kind of new building and heating mode of being used widely in recent years.In the recent decade, the engineer applied comprising the large-sized solar heat supply heating integrated system " solar combisystems " of district heating gets rapid development.The application percentage of the major country such as Northern Europe, Central Europe as its integrated systems of country such as Sweden, Austria, Denmark, Norway has accounted for 50% of whole installation.At home, constantly to decline along with space heating energy consumption and solar thermal utilization properties of product improve day by day, solar-heating heating is more and more subject to people's attention, in succession build up some solar heating demonstrative projects, as: the New village house, Qianan City, Tangshan, Hebei province solar energy grange, Lhasa Railway Station etc. of Pinggu County, beijing new countryside construction project.
Solar radiant floor heating only needs 40-50 DEG C of low-temperature water heating just can heating floor at ground lower coil pipe Inner eycle, and comfortableness is good.In solar energy heating system, accumulation of heat is the better means making up solar energy instability and discontinuity, and heat storage type general at present uses water tank heat storage.In the winter time, because of factors such as water tank and pipeline heat radiations, after water tank water temperature reaches more than 70 DEG C, temperature rise is slow, and heat waste is comparatively large, and water temperature can accelerate the aging of floor coil pipe again more than 60 DEG C, reduction of service life, and reduce supply water temperature, the collecting efficiency of heat collector can be improved on the one hand, under identical intensity of solar radiation, obtain larger heat, the radiation loss of water tank and system connecting line and miscellaneous part can be reduced on the other hand, improve hot fraction and the utilization rate of solar energy.
The existing phase-change energy storage equipment structure rate of exchange are complicated, fake high, use inconvenience.And due to the structure of its complexity, the volume of its entirety is restricted, is not suitable for large-scale energy storage device and uses.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of energy storage device utilizing phase-changing energy storage material to store solar energy.
The utility model adopts following technical scheme:
A kind of energy storage device, it storage bodies comprising water tank and be arranged at water tank inside, the heat preservation sandwich layer that described water tank comprises tank outer wall, tank inner wall and is arranged between tank outer wall and tank inner wall;
Described water tank sidewall is provided with the solar energy water inlet for being connected with solar energy heat collector and solar energy water return outlet, and for the heating delivery port that is connected with heating plant and heating water return outlet;
Described storage bodies comprises the energy-storage box body, phase-change material ascending pipe, the phase-change material outfall that are fixedly connected with tank inner wall and is vertically installed in energy-storage box body, makes the water service pipe of energy-storage box body up/down perforation, described phase-change material ascending pipe is arranged at energy-storage box body end face, described phase-change material outfall is arranged at energy-storage box body bottom surface, is filled with phase-changing energy storage material in described energy-storage box body.
Further, described water tank end face is provided with exhaust outlet.
Further, described water tank bottom surface is provided with discharge opening.
Further, described water service pipe adopts copper tube.
Further, described phase-changing energy storage material is paraffin or phase-change energy-storage composite material.
Further, described water tank and storage bodies are all in cylindric.
Good effect of the present utility model is as follows:
The utility model is a kind of regenerative apparatus being filled with phase-changing energy storage material, phase-changing energy storage material is utilized to store solar energy, water temperature is controlled within the specific limits, not only can meet the requirement of heating water temperature, can supply water temperature be reduced again, reduce radiation loss, improve the collecting efficiency of heat collector, increase amount of stored heat, thus improve solar insuring rate, by this application of installation in Heating system of solar energy foor in conjunction with coupling, desirable good effect.
Phase-changing energy storage material is integral-filled in energy-storage box body, and is made the waterborne lower circulation in water tank by water service pipe, and overall structure is simple, and cost of manufacture is low, and energy storage is effective.Heat preservation sandwich layer can prevent the loss of heat effectively.
Phase-change material ascending pipe and phase-change material outfall the filling and discharge that facilitate phase-changing energy storage material are set, facilitate the assembling of device and the replacing of material.
The setting of exhaust outlet can overcome the pressure change caused of expanding with heat and contract with cold due to water in water tank, and the steam produced in water tank directly can be discharged, avoiding builds the pressure in water tank causes water circulation not smooth, and exhaust outlet simultaneously can as overflow pipe, structure is simple, easy to use.
Adopt copper tube as the through upper and lower water service pipe of storage bodies, in the process of the waterborne lower convection current in water tank, suitable heat conduction efficiency can be ensured, the heat energy in storage bodies is discharged smoothly.
The volume of columniform water tank is relatively large, and can bear higher hydraulic pressure.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of embodiment 1;
Accompanying drawing 2 is the plan structure schematic diagram of the utility model embodiment 1;
Accompanying drawing 3 is the structural representation of storage bodies;
Accompanying drawing 4 is the structural representation of embodiment 2.
In the accompanying drawings: 1 tank outer wall, 2 tank inner walls, 3 heat preservation sandwich layers, 4 storage bodies, 41 energy-storage box bodies, 42 water service pipes, 43 phase-changing energy storage materials, 5 heating delivery ports, 6 heating water return outlets, 7 solar energy water return outlets, 8 solar energy water inlets, 9 discharge openings, 10 exhaust outlets, 11 phase-change material ascending pipes, 12 phase-change material outfalls, 13 heat exchange coils, 14 hyperboloid solar thermal collectors, 15 vacuum heat-conduction oil pipes, 16 two-dimensional solar tracking systems.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Embodiment 1
A kind of energy storage device as shown in Figure 1, it columniform storage bodies 4 comprising a columniform water tank and be arranged at water tank inside.
The heat preservation sandwich layer 3 that described water tank comprises tank outer wall 1, tank inner wall 2 and is arranged between tank outer wall 1 and tank inner wall 2; Described water tank sidewall is provided with the solar energy water inlet 8 for being connected with solar energy heat collector and solar energy water return outlet 7, and for the heating delivery port 5 that is connected with heating plant and heating water return outlet 6.Described water tank end face is provided with exhaust outlet 10, bottom surface is provided with discharge opening 9.
As shown in accompanying drawing 2,3, described storage bodies 4 comprises the energy-storage box body 41, phase-change material ascending pipe 11, the phase-change material outfall 12 that are fixedly connected with tank inner wall 2 and is vertically installed in energy-storage box body 41, makes the water service pipe 42 of energy-storage box body 41 up/down perforation, described phase-change material ascending pipe 11 is arranged at energy-storage box body 41 end face, described phase-change material outfall 12 is arranged at energy-storage box body 41 bottom surface, is filled with phase-changing energy storage material 43 in described energy-storage box body 41.
Described storage bodies 4 is fixedly installed on the centre of water tank, and its sidewall and tank inner wall 2 seamless link, water tank is divided into upper and lower two cavitys, and by water service pipe 42, upper and lower cavity is communicated with, the water of so upper and lower cavity must carry out convection current via water service pipe 42, and the heat energy being convenient to storage bodies 4 discharges completely.Shown in accompanying drawing 2, the rounded distribution of described water service pipe 42, Stability Analysis of Structures, contact area is large.Described water service pipe 42 adopts copper tube, and copper tube thermal conductivity factor is higher, can ensure that storage bodies 4 carries out heat exchange fast with the water of water tank.
Described phase-changing energy storage material 43 is paraffin or phase-change energy-storage composite material.Paraffin is conventional phase-changing energy storage material.Described phase-change energy-storage composite material is made up of palmitic acid, myristic acid, paraffin, and in its composition, each material is expressed as in mass ratio, palmitic acid: myristic acid: paraffin=(5 ~ 7): (3 ~ 5): 2.Its specifically composition and preparation method see the patent No. be CN201210169219.5, name is called a kind of Chinese invention patent document of the solar energy phase transition energy-storage composite material for floor panel heating.
The heat conductivility of paraffin is poor, poor fluidity, and the end face of energy-storage box body 41 and bottom surface all provide larger heat-conducting area, and copper tube good heat conduction effect, make whole storage bodies 4 can save more energy and can discharge smoothly.Adopt above-mentioned phase-change energy-storage composite material, the energy storage capacity of whole storage bodies 4 can be improved.
Embodiment 2
See accompanying drawing 4, on the basis of embodiment 1, in the present embodiment, the vacuum heat-conduction oil pipe 15 that described solar energy heat collector is hyperboloid solar thermal collector 14 and arranges thereon, the heat exchange coil 13 in water tank is also arranged in described water tank, the two ends of described heat exchange coil 13 are connected with solar energy water inlet 8 and solar energy water return outlet 7 respectively, and the two ends of described vacuum heat-conduction oil pipe 15 are connected with solar energy water inlet 8 and solar energy water return outlet 7 respectively.The support of described solar thermal collector 14 is also provided with two-dimensional solar tracking system 16.
Solar thermal collector adopts hyperbolic-parabolic curved reflection mirror, can increase substantially lighting quantity, adopts two-dimensional solar tracking control system simultaneously, the collecting efficiency of solar thermal collector can be increased to more than 90%.Carried out the transmission of heat by vacuum heat-conduction oil pipe, heat transfer efficiency is high, and winter prevents the booster that freezes.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in previous embodiment, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of the utility model embodiment technical scheme.
Claims (6)
1. an energy storage device, it is characterized in that: it storage bodies (4) comprising water tank and be arranged at water tank inside, the heat preservation sandwich layer (3) that described water tank comprises tank outer wall (1), tank inner wall (2) and is arranged between tank outer wall (1) and tank inner wall (2);
Described water tank sidewall is provided with solar energy water inlet (8) for being connected with solar energy heat collector and solar energy water return outlet (7) and for the heating delivery port (5) that is connected with heating plant and heating water return outlet (6);
Described storage bodies (4) comprises the energy-storage box body (41), phase-change material ascending pipe (11), the phase-change material outfall (12) that are fixedly connected with tank inner wall (2) and is vertically installed in energy-storage box body (41), makes the water service pipe (42) of energy-storage box body (41) up/down perforation, described phase-change material ascending pipe (11) is arranged at energy-storage box body (41) end face, described phase-change material outfall (12) is arranged at energy-storage box body (41) bottom surface, is filled with phase-changing energy storage material (43) in described energy-storage box body (41).
2. a kind of energy storage device according to claim 1, is characterized in that: described water tank end face is provided with exhaust outlet (10).
3. a kind of energy storage device according to claim 1, is characterized in that: described water tank bottom surface is provided with discharge opening (9).
4. a kind of energy storage device according to any one of claim 1-3, is characterized in that: described water service pipe (42) adopts copper tube.
5. a kind of energy storage device according to claim 4, is characterized in that: described phase-changing energy storage material (43) is paraffin or phase-change energy-storage composite material.
6. a kind of energy storage device according to any one of claim 1-3, is characterized in that: described water tank and storage bodies (4) are all in cylindric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420669066.5U CN204313685U (en) | 2014-11-11 | 2014-11-11 | A kind of energy storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420669066.5U CN204313685U (en) | 2014-11-11 | 2014-11-11 | A kind of energy storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204313685U true CN204313685U (en) | 2015-05-06 |
Family
ID=53135993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420669066.5U Active CN204313685U (en) | 2014-11-11 | 2014-11-11 | A kind of energy storage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204313685U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104359340A (en) * | 2014-11-11 | 2015-02-18 | 河北省科学院能源研究所 | Energy storage device |
| CN110094891A (en) * | 2019-05-21 | 2019-08-06 | 湖南省农村科技发展中心 | A kind of safe and simple type solar water heater that suitable Reef in Chinese South Sea tourism uses |
-
2014
- 2014-11-11 CN CN201420669066.5U patent/CN204313685U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104359340A (en) * | 2014-11-11 | 2015-02-18 | 河北省科学院能源研究所 | Energy storage device |
| CN110094891A (en) * | 2019-05-21 | 2019-08-06 | 湖南省农村科技发展中心 | A kind of safe and simple type solar water heater that suitable Reef in Chinese South Sea tourism uses |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201662258U (en) | Solar phase-change heat reservoir | |
| CN201327216Y (en) | Composite energy solar phase-change heat storage and supply device | |
| CN203771692U (en) | Single-tank electric energy storage device | |
| CN107436055B (en) | Solar cross-season energy storage triple supply system | |
| CN103836795A (en) | Single-pot electric energy storage device and using method thereof | |
| CN104359340A (en) | Energy storage device | |
| CN106524810B (en) | Multi-medium phase-change energy-storage heat exchanger | |
| CN110940102A (en) | Phase-change heat accumulating type solar heatable brick bed mechanism system | |
| CN104764081B (en) | Solar thermal electric combined supply ground heating system | |
| CN105841222A (en) | Solar heat supply system based on cross-seasonal water body heat storage | |
| CN103791629A (en) | Phase-change heat-storage-type solar collector | |
| CN201819600U (en) | Phase-change energy storing device | |
| CN109405615B (en) | Cross-season heat storage pool based on phase change material | |
| CN204313685U (en) | A kind of energy storage device | |
| CN204963244U (en) | Flat plate solar water heating system | |
| CN103994490A (en) | Solar phase-change energy-storage contact type heating system | |
| CN113757762A (en) | Solar energy composite energy storage heating system | |
| CN205593045U (en) | Solar heating supply system based on stride water heat -retaining in season | |
| CN202613802U (en) | High temperature heat accumulation and heat exchange device for solar thermal power generation | |
| CN202056950U (en) | Novel heating device taking solar energy as heat source | |
| CN202853141U (en) | Solar heater and biodiesel-producing system using solar energy | |
| CN207040473U (en) | A kind of economical environmental protection pig warm-keeping device | |
| CN104596337A (en) | Energy storage barrel | |
| CN204648408U (en) | A kind of electric heating accumulation of energy bucket | |
| CN103940114A (en) | Heat collection and storage type unpowered solar water heater and hot water system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |