CN211346470U - Temperature-adjusting energy storage device based on radiation cooling - Google Patents
Temperature-adjusting energy storage device based on radiation cooling Download PDFInfo
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- CN211346470U CN211346470U CN201921544193.1U CN201921544193U CN211346470U CN 211346470 U CN211346470 U CN 211346470U CN 201921544193 U CN201921544193 U CN 201921544193U CN 211346470 U CN211346470 U CN 211346470U
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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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 temperature-adjusting energy storage device based on radiation cooling, which comprises a radiation cooling structure and an energy storage structure, wherein the radiation cooling structure comprises a reflecting layer, an emitting layer and a wind screen, the emitting layer is positioned between the reflecting layer and the wind screen, the reflecting layer reflects sunlight, the emitting layer emits heat in an infrared manner, the wind screen comprises an air layer and a covering material layer, and the air layer is positioned between the covering material layer and the emitting layer; the energy storage structure consists of a radiation heat exchange plate, an energy storage material layer and a support cooling plate, wherein the radiation heat exchange plate and the support cooling plate form a closed space to enclose the energy storage material layer, and the radiation heat exchange plate is positioned between the energy storage material layer and a reflecting layer of the radiation cooling structure and is tightly combined with the radiation cooling structure. The utility model discloses can provide passive form cooling for some occasions and equipment, play energy-conserving effect.
Description
Technical Field
The utility model relates to a building cooling field, more specifically the utility model relates to a thermal energy storage device adjusts temperature based on radiation cooling.
Background
At present, cooling is needed in many fields, such as buildings, military industry, electronics, mechanical equipment and the like. When the outdoor temperature of a building is high, an air conditioner is needed to cool; under the condition of no air conditioner, an electric fan or water evaporation cooling is adopted. In the mechanical equipment field, can give off the heat after the equipment operation, the temperature is high to a certain extent will influence equipment operating efficiency, must lower the temperature.
The utility model discloses can not adopt active cooling or in order to energy-conservation, adopt the utility model discloses can play the effect of adjusting the temperature.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the refrigeration energy consumption is big or can't adopt active refrigeration, providing a thermal energy storage device adjusts temperature based on radiation cooling, can provide passive form cooling for some occasions and equipment, play energy-conserving effect.
The purpose of the utility model can be realized by the following technical scheme.
The utility model discloses energy storage equipment adjusts temperature based on radiation cooling comprises radiation cooling structure and energy storage structure, radiation cooling structure comprises reflection stratum, transmitting layer and wind screen, the transmitting layer is located between reflection stratum and wind screen, the reflection stratum reflects away the sunlight, the transmitting layer launches the heat with the form of infrared ray, the wind screen comprises air bed and covering material layer, the air bed is located between covering material layer and the transmitting layer;
the energy storage structure is composed of a radiation heat exchange plate, an energy storage material layer and a supporting cooling plate, the radiation heat exchange plate and the supporting cooling plate form a closed space to enclose the energy storage material layer, and the radiation heat exchange plate is located between the energy storage material layer and a reflecting layer of the radiation cooling structure and is tightly combined with the radiation cooling structure.
The reflecting layer is a silver-plated or aluminum-plated dielectric film, and the sunlight reflectivity is required to be more than 95%.
The emitting layer is made of SiO2And a low density polyethylene composite layer.
The purpose of the utility model can be realized by the following technical scheme.
The utility model discloses energy storage device adjusts temperature based on radiation cooling comprises radiation cooling structure and energy storage structure, its characterized in that, radiation cooling structure comprises emission layer and wind screen, the emission layer comprises PVDF-HFP material layer, launches the heat with the form of infrared ray, the wind screen comprises air bed and covering material layer, the air bed is located between covering material layer and the emission layer;
the energy storage structure is composed of a radiation heat exchange plate, an energy storage material layer and a support cooling plate, the radiation heat exchange plate and the support cooling plate form a closed space to enclose the energy storage material layer, and the radiation heat exchange plate is located between the energy storage material layer and an emitting layer of the radiation cooling structure and is tightly combined with the radiation cooling structure.
The air layer is hollow, vacuum or filled with argon gas.
The radiation heat exchange plate is an aluminum plate, a steel plate or a copper plate.
The emitting layer in the radiation cooling structure emits the heat in the temperature-regulated medium into space in the form of 8-13 μm infrared rays.
The energy storage material layer in the energy storage structure stores and releases cold energy for adjusting the temperature of the temperature-regulated medium.
Compared with the prior art, the utility model discloses a beneficial effect that technical scheme brought is:
the utility model forms a complete passive temperature adjusting structure, and reduces solar radiation heat by reflecting sunlight through the reflecting layer in radiation cooling; the heat from the temperature-regulated medium is emitted in the form of infrared rays through the emitting layer; the wind screen prevents the heat of the external environment from being transferred to the temperature-regulated medium and reduces the influence of the wind speed on the transmitting power; and excessive cold is absorbed and stored through the energy storage layer, and the cold is released when the cold is insufficient in the application process.
The utility model discloses radiation cooling structure and energy storage structure in close contact with will follow the heat transmission that is absorbed in the temperature adjusting medium in the space, and the energy storage material can be stored unnecessary cold volume, releases when not enough and cools out, can play the effect of stabilizing by the temperature adjusting medium temperature simultaneously.
The utility model discloses this kind of energy storage equipment adjusts temperature can reduce the temperature by the medium that adjusts temperature to below the outdoor air temperature, has both solved the cooling problem under the no initiative cooling arrangement condition, can realize energy-conservation again under having the refrigeration plant condition, is future energy-conserving and temperature regulation's important means.
Drawings
Fig. 1 is a schematic diagram of embodiment 1 of the present invention.
Fig. 2 is a radiation cooling diagram of embodiment 1 of the present invention.
Fig. 3 is an energy storage structure diagram of embodiment 1 of the present invention.
Fig. 4 is a radiation cooling diagram of embodiment 2 of the present invention.
Reference numerals: 1 a radiation cooling structure; 2, an energy storage structure; 3 a reflective layer; 4 an emission layer; 5, wind screen; 6 energy storage material layer; 7 an air layer; 8 a layer of covering material; 9 radiant heat exchange plates; 10 supporting a cooling plate; 11 a temperature-controlled medium.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
Example 1:
as shown in fig. 1, fig. 2 and fig. 3, the temperature-adjusting energy-storing device based on radiation cooling of the present invention is composed of a radiation cooling structure 1 and an energy-storing structure 2, and the radiation cooling structure 1 and the energy-storing structure 2 are tightly combined.
The radiation cooling structure 1 is composed of a reflecting layer 3, an emitting layer 4 and a wind screen 5, wherein the emitting layer 4 is positioned between the reflecting layer 3 and the wind screen 5. The wind screen 5 is composed of an air layer 7 and a covering material layer 8, wherein the air layer 7 is positioned between the covering material layer 8 and the emitting layer 4.
The reflecting layer 3 reflects sunlight as much as possible, and a silver-plated or aluminum-plated dielectric film can be adopted, so that the sunlight reflectivity is required to be more than 95%. The emitting layer 4 emits heat in the form of infrared radiation and may be any single material or composite material having a radiative cooling effect. The emitting layer 4 emits the heat in the temperature-regulated medium 11 into space in the form of 8-13 μm infrared ray, which can be made of SiO2And low density polyethylene composite material layer with thickness of about 50 μm and SiO2The particle size is about 8 microns. The air layer 7 may be hollow, vacuum or hollow filled with argon. The covering material layer 8 should have a high transmittance for all light or electromagnetic waves with a wavelength of 0.25 μm to 13 μm and absorb little or no heat.
The energy storage structure 2 is composed of a radiation heat exchange plate 9, an energy storage material layer 6 and a supporting cooling plate 10, the radiation heat exchange plate 9 and the supporting cooling plate 10 form a closed space to seal the energy storage material layer 6, the radiation heat exchange plate 9 is located between the energy storage material layer 6 and the reflecting layer 3 of the radiation cooling structure 1 and is tightly combined with the radiation cooling structure 1, and the radiation cooling structure and the metal plate can be firmly bonded together by adopting a bonding agent with high heat transfer coefficient such as silica gel. The radiation heat exchange plate 9 can be made of aluminum plate, steel plate or copper plate, and the heat transfer performance is required to be good. The radiation heat exchange plate 9 has the functions of fully exchanging heat between the emission layer 4 and the energy storage material layer 6 through the radiation heat exchange plate, and forming a closed space with the support cooling plate 10 to enclose the energy storage material 6. The energy storage material layer 6 stores and releases cold energy for adjusting the temperature of the temperature-regulated medium 11. The energy storage material layer 6 selects the temperature matched with the temperature of the temperature-regulated medium 11, when the temperature of the temperature-regulated medium 11 is low, the energy storage material is firstly changed into the solid state from the liquid state by the heat absorbed by the radiation material, the cold energy is stored, and when the temperature of the temperature-regulated medium 11 is high, the energy storage material releases the cold energy, so that the effects of saving energy, stabilizing the temperature of the cooled body and preventing supercooling are achieved.
The utility model discloses energy storage device adjusts temperature arranges in by 11 upper portions of temperature adjusting medium based on radiation cooling, from top to bottom in proper order cover layer 8, air bed 7, launching layer 4, reflection stratum 3, radiation heat transfer board 9, energy storage material layer 6, support cooling plate 10 and by temperature adjusting medium 11. The utility model discloses energy storage device adjusts temperature based on radiation cooling should with by the medium 11 abundant contacts that adjust the temperature, slope or level are placed on the roof, require the place ahead not to shelter from, do benefit to the transmission electromagnetic wave directive aerial, fully absorb solar radiation heat moreover.
The utility model discloses construction method based on radiation cooling's energy storage equipment that adjusts temperature, including following step:
the first step is as follows: manufacturing an emitting layer 4, forming a reflecting layer 3 by plating high-sunlight reflecting materials such as silver or aluminum on one side of the emitting layer 4, mounting a wind screen 5 on the other side of the emitting layer 4, namely covering a covering material layer (8), and forming an air layer 7 with proper thickness in the middle; the radiation cooling structure 1 is formed by the reflection layer 3, the emission layer 4 and the wind screen 5;
the second step is that: forming a closed space by one side of the radiation heat exchange plate 9 and the support cooling plate 10, arranging an energy storage material layer 6 in the closed space, and forming an energy storage structure 2 by the radiation heat exchange plate 9, the energy storage material layer 6 and the support cooling plate 10;
the third step: the other side of the radiation heat exchange plate 9 is tightly contacted with the reflecting layer 3 in the radiation cooling structure 1, and the integral structure formed by the radiation cooling structure 1 and the energy storage structure 2 is arranged on the temperature-regulated medium 11.
Example 2:
as shown in fig. 1, fig. 3 and fig. 4, the temperature-adjusting energy-storing device based on radiation cooling of the present invention is composed of a radiation cooling structure 1 and an energy-storing structure 2, and the radiation cooling structure 1 and the energy-storing structure 2 are tightly combined.
The radiation cooling structure 1 is composed of a transmitting layer 4 and a wind screen 5, the wind screen 5 is composed of an air layer 7 and a covering material layer 8, and the air layer 7 is positioned between the covering material layer 8 and the transmitting layer 4.
The emitting layer 5 emits heat in the form of infrared radiation and can be made of any single material or composite material having a radiative cooling effect. The emitting layer 4 emits the heat in the temperature-regulated medium 11 into space in the form of 8-13 μm infrared ray, and may be composed of polyvinylidene fluoride-hexafluoropropylene (PVDF-HFP) material layer with thickness of more than 400 μm. The air layer 7 may be hollow, vacuum or hollow filled with argon. The covering material layer 8 should have a high transmittance for all light or electromagnetic waves with a wavelength of 0.25 μm to 13 μm and absorb little or no heat.
The energy storage structure 2 is composed of a radiation heat exchange plate 9, an energy storage material layer 6 and a support cooling plate 10, the radiation heat exchange plate 9 and the support cooling plate 10 form a closed space to seal the energy storage material layer 6, the radiation heat exchange plate 9 is located between the energy storage material layer 6 and the emission layer 4 of the radiation cooling structure 1 and is tightly combined with the radiation cooling structure 1, and the radiation cooling structure and the metal plate can be firmly bonded together by adopting a bonding agent with high heat transfer coefficient such as silica gel. The radiation heat exchange plate 9 can be made of aluminum plate, steel plate or copper plate, and the heat transfer performance is required to be good. The radiation heat exchange plate 9 has the functions of fully exchanging heat between the emission layer 4 and the energy storage material layer 6 through the radiation heat exchange plate, and forming a closed space with the support cooling plate 10 to enclose the energy storage material 6. The energy storage material layer 6 stores and releases cold energy for adjusting the temperature of the temperature-regulated medium 11. The energy storage material layer 6 selects the temperature matched with the temperature of the temperature-regulated medium 11, when the temperature of the temperature-regulated medium 11 is low, the energy storage material is firstly changed into the solid state from the liquid state by the heat absorbed by the radiation material, the cold energy is stored, and when the temperature of the temperature-regulated medium 11 is high, the energy storage material releases the cold energy, so that the effects of saving energy, stabilizing the temperature of the cooled body and preventing supercooling are achieved.
The utility model discloses energy storage device adjusts temperature arranges in by 11 upper portions of medium that adjust temperature based on radiation cooling, from top to bottom in proper order cover layer 8, air bed 7, emission layer 4, radiation heat transfer board 9, energy storage material layer 6, support cooling plate 10 and by medium 11 that adjusts temperature. The utility model discloses energy storage device adjusts temperature based on radiation cooling should with by the medium 11 abundant contacts that adjust the temperature, slope or level are placed on the roof, require the place ahead not to shelter from, do benefit to the transmission electromagnetic wave directive aerial, fully absorb solar radiation heat moreover.
Although the present invention has been described with reference to the accompanying drawings, the present invention is not limited to the above specific functions and operations, and the above specific embodiments are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, which is within the protection scope of the present invention.
Claims (10)
1. A temperature-adjusting energy storage device based on radiation cooling is composed of a radiation cooling structure (1) and an energy storage structure (2), and is characterized in that the radiation cooling structure (1) is composed of a reflecting layer (3), an emitting layer (4) and a wind screen (5), the emitting layer (4) is positioned between the reflecting layer (3) and the wind screen (5), the reflecting layer (3) reflects sunlight, the emitting layer (4) emits heat in an infrared mode, the wind screen (5) is composed of an air layer (7) and a covering material layer (8), and the air layer is positioned between the covering material layer (8) and the emitting layer (4);
the energy storage structure (2) is composed of a radiation heat exchange plate (9), an energy storage material layer (6) and a support cooling plate (10), the radiation heat exchange plate (9) and the support cooling plate (10) form a closed space, the energy storage material layer (6) is closed, and the radiation heat exchange plate (9) is located between the energy storage material layer (6) and a reflection layer (3) of the radiation cooling structure (1) and is tightly combined with the radiation cooling structure (1).
2. The radiant cooling-based temperature-regulating energy storage device as claimed in claim 1, wherein the reflecting layer (3) is a silver-plated or aluminum-plated dielectric film, and the solar reflectance is required to be more than 95%.
3. The radiant cooling-based temperature-regulated energy storage device as claimed in claim 1, characterized in that the emission layer (4) is made of SiO2And a low density polyethylene composite layer.
4. The radiant cooling based tempering energy storage device according to claim 1, wherein said air layer (7) is hollow, vacuum or hollow filled with argon.
5. A radiation cooling based temperature regulated energy storage device according to claim 1, characterized in that the radiation heat exchange plates (9) are aluminum, steel or copper plates.
6. A tempered energy storage device based on radiant cooling as claimed in claim 1, characterized in that the emission layer (4) in the radiant cooling structure (1) emits the heat in the tempered medium (11) into the space in the form of 8-13 μ ι η infrared; the energy storage material layer (6) in the energy storage structure (2) stores and releases cold energy for adjusting the temperature of the temperature-regulated medium (11).
7. A temperature-regulating energy-storage device based on radiation cooling is composed of a radiation cooling structure (1) and an energy-storage structure (2), and is characterized in that the radiation cooling structure (1) is composed of an emitting layer (4) and a wind screen (5), the emitting layer (4) is composed of a PVDF-HFP material layer and emits heat in the form of infrared rays, the wind screen (5) is composed of an air layer (7) and a covering material layer (8), and the air layer (7) is positioned between the covering material layer (8) and the emitting layer (4);
the energy storage structure (2) is composed of a radiation heat exchange plate (9), an energy storage material layer (6) and a support cooling plate (10), the radiation heat exchange plate (9) and the support cooling plate (10) form a closed space, the energy storage material layer (6) is closed, and the radiation heat exchange plate (9) is located between the energy storage material layer (6) and an emission layer (4) of the radiation cooling structure (1) and is tightly combined with the radiation cooling structure (1).
8. The radiant cooling based tempering energy storage device according to claim 7, wherein said air layer (7) is hollow, vacuum or hollow filled with argon.
9. The radiant cooling based tempering energy storage according to claim 7, wherein said radiant heat exchange plates (9) are aluminum, steel or copper plates.
10. A tempered energy storage device based on radiant cooling as claimed in claim 7, characterized in that the emission layer (4) in the radiant cooling structure (1) emits the heat in the tempered medium (11) into the space in the form of 8-13 μm infrared; the energy storage material layer (6) in the energy storage structure (2) stores and releases cold energy for adjusting the temperature of the temperature-regulated medium (11).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921544193.1U CN211346470U (en) | 2019-09-17 | 2019-09-17 | Temperature-adjusting energy storage device based on radiation cooling |
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| CN201921544193.1U CN211346470U (en) | 2019-09-17 | 2019-09-17 | Temperature-adjusting energy storage device based on radiation cooling |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567308A (en) * | 2019-09-17 | 2019-12-13 | 天津大学 | Temperature-adjusting energy storage device based on radiation cooling and construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110567308A (en) * | 2019-09-17 | 2019-12-13 | 天津大学 | Temperature-adjusting energy storage device based on radiation cooling and construction method |
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