CN211011975U - Phase-change energy storage cylinder array type solar air heat collector - Google Patents
Phase-change energy storage cylinder array type solar air heat collector Download PDFInfo
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- CN211011975U CN211011975U CN201921838882.3U CN201921838882U CN211011975U CN 211011975 U CN211011975 U CN 211011975U CN 201921838882 U CN201921838882 U CN 201921838882U CN 211011975 U CN211011975 U CN 211011975U
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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
- Y02E10/44—Heat exchange systems
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Abstract
The utility model provides a phase change energy storage cylinder array solar energy air heat collector, belongs to solar thermal energy utilization technical field, by the glass apron, the cylinder array, the thermal-arrest board, the phase transition layer, the heat preservation, the shell, air inlet unit and air-out unit constitute, the utility model discloses utilize cylinder array aggravation air current disturbance to reinforce the heat convection effect between intermediate layer air and thermal-arrest board to improve collecting efficiency, utilize the compound phase change material of cylinder array and thermal-arrest board below parcel to store rich solar energy, both cushioned thermal-arrest board temperature rise, reduce heat dissipation loss, also provide probably for the heat supply at night simultaneously, thereby realized the integration of solar energy collection and heat accumulation and the continuous heat supply when solar energy is discontinuous when improving solar energy collection efficiency.
Description
Technical Field
The utility model belongs to the technical field of solar thermal energy utilizes, a solar energy air heat collector is related to, specific saying so relates to a phase change energy storage cylinder array solar energy air heat collector who collects solar energy collection and heat accumulation function in an organic whole.
Background
Energy sources are the basis for human survival and development. In the present of energy shortage, the development and utilization of renewable energy sources have important significance for the development of national economy and the improvement of modern living standard. Solar energy is a clean and pollution-free renewable energy source, and is favored by various countries due to the characteristics of inexhaustible energy, convenient use, energy conservation, environmental protection and the like. Solar heat utilization is one of the main forms of solar energy utilization, and is widely applied to various industries due to the advantages of wide application, convenience in use, low cost and the like.
The solar air heat collector is an important heat collecting device in the field of solar heat utilization, and has been widely applied to the fields of building heat supply, grain and industrial drying and the like due to simple structure and low cost. However, the conventional flat plate type solar air heat collector has low heat collection efficiency due to low heat exchange coefficient between the air and the surface of the heat collection surface plate, so that the solar heat utilization rate is not high. In addition, due to the intermittent nature of solar radiation, continuous heating requirements cannot be met without installing additional thermal storage devices. Therefore, there is a need to provide a novel solar air collector to solve the problems of low heat collection efficiency and continuous heat supply when solar energy is not continuous in the conventional flat-plate solar air collector.
SUMMERY OF THE UTILITY MODEL
The utility model aims at above-mentioned traditional flat plate type solar energy air heat collector collection efficiency low, can't satisfy the requirement of continuous heat supply, provide a phase transition energy storage cylinder array solar energy air heat collector, can strengthen the heat convection effect between air and collecting plate, both can cushion the thermal-arrest board temperature rise range, reduce the heat dissipation loss, can provide the heat supply when no solar radiation again, can realize the solar energy collection with the integration of heat accumulation and the continuous heat supply when solar energy is discontinuous.
The technical scheme of the utility model: the utility model provides a phase transition energy storage cylinder array solar energy air heat collector which characterized in that: the heat collector consists of a cover plate, a cylindrical array, a heat collecting plate, a phase change layer, a heat insulation layer, a shell, an air inlet unit and an air outlet unit; the heat collector comprises a cover plate, a heat collecting plate, a phase change layer, a heat insulation layer, an air inlet unit, an air outlet unit and a heat exchange layer, wherein the cylindrical array is arranged in an air interlayer formed by the cover plate and the heat collecting plate, the cylindrical array is fixedly inserted on the heat collecting plate, the phase change layer is arranged between the heat collecting plate and the heat insulation layer, the heat insulation layer is arranged at the periphery and the bottom of the heat collector and is wrapped by a shell, the air inlet unit is connected and arranged at the lower side of the heat collector and consists of an air inlet, an air inlet static pressure box and an air inlet channel, the air inlet channel is communicated with the air interlayer, the air outlet unit is arranged at the.
The glass cover plate is high-transmittance float glass with a self-cleaning coating on the surface, and the glass cover plate is arranged into a single layer or double layers.
The cylindrical array is formed by short cylindrical arrays filled with phase change materials, and the array form is in a row or a fork row.
The heat collection plate is a stainless steel plate with an absorptive coating sprayed on the surface, and the surface of the steel plate is polished.
The phase change layer is a composite phase change material layer formed by adding nano metal particles into paraffin.
The heat-insulating layer is made of foaming rubber and plastic, and the shell is made of galvanized iron sheet.
The utility model has the advantages that: the utility model provides a pair of phase change energy storage cylinder array solar energy air heat collector, by the glass apron, the cylinder array, the thermal-arrest board, the phase transition layer, the heat preservation, the shell, air inlet unit and air-out unit constitute, the utility model discloses utilize cylinder array aggravation air current disturbance to reinforce the heat convection effect between intermediate layer air and thermal-arrest board to improve collecting efficiency, utilize the compound phase change material of cylinder array and thermal-arrest board below parcel to store rich solar energy, both cushioned thermal-arrest board temperature rise, reduce heat dissipation loss, also provide probably for the heat supply at night simultaneously, thereby realized the integration of solar energy collection and heat accumulation and the continuous heat supply when solar energy is discontinuous when improving solar energy collection efficiency.
Drawings
Fig. 1 is a schematic side view of the present invention.
Fig. 2 is a schematic top view of the present invention.
In the figure: the heat collecting plate comprises a cover plate 1, a cylindrical array 2, a heat collecting plate 3, a phase change layer 4, a heat insulating layer 5, a shell 6, an air inlet unit 7, an air inlet 7-1, an air inlet static pressure box 7-2, an air inlet channel 7-3, an air outlet unit 8, an air outlet 8-1, an air outlet static pressure box 8-2 and an air outlet channel 8-3.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1-2, a phase-change energy-storage cylindrical array type solar air heat collector comprises a cover plate 1, a cylindrical array 2, a heat collecting plate 3, a phase-change layer 4, a heat insulating layer 5, a shell 6, an air inlet unit 7 and an air outlet unit 8; the cylindrical array 2 is arranged in an air interlayer formed by the cover plate 1 and the heat collecting plate 3, the cylindrical array 2 is fixedly inserted on the heat collecting plate 3, the phase change layer 4 is arranged between the heat collecting plate 3 and the heat insulating layer 5, the heat insulating layer 5 is arranged on the periphery and the bottom of the heat collector and is wrapped by the shell 6, the air inlet unit 7 is connected and arranged on the lower side of the heat collector, the air inlet unit 7 consists of an air inlet 7-1, an air inlet static pressure box 7-2 and an air inlet channel 7-3, the air inlet channel 7-3 is communicated with the air interlayer, the air outlet unit 8 is arranged on the upper side of the heat collector, the air outlet unit consists of an air outlet 8-1, an air outlet static pressure box 8-2 and an air outlet channel 8-3.
As shown in fig. 1-2, a phase-change energy-storage cylindrical array type solar air collector, a glass cover plate 1 is a high-transmittance float glass with a self-cleaning coating on the surface, and the glass cover plate is arranged as a single layer or double layers; the cylindrical array 2 is formed by a short cylindrical array filled with phase change materials, and the array form is in a parallel row or a fork row; the heat collecting plate 3 is a stainless steel plate with an absorptive coating sprayed on the surface, and the surface of the steel plate is polished; the phase change layer 4 is a composite phase change material layer formed by adding nano metal particles into paraffin; the insulating layer 5 is made of foaming rubber and plastic, and the shell 6 is made of galvanized iron sheet.
As shown in fig. 1-2, the working principle of the phase change energy storage cylindrical array type solar air heat collector is as follows: solar radiation is projected to the upper surface of the heat collecting plate 3 through the cover plate 1, and the temperature of the heat collecting plate 3 is increased; the outdoor cold air enters an air inlet static pressure box 7-2 from an air inlet 7-1 of an air inlet unit 7 under the action of a power device, then enters an air interlayer between a glass cover plate 1 and a heat collecting plate 3 from an air inlet channel 7-3, the cold air flows in the air interlayer, contacts with the cylindrical array 2 and the heat collecting plate 3 to exchange heat, and the heating temperature of the cold air is increased; when cold air flows through the cylindrical array 2, airflow is disturbed, and convective heat transfer is enhanced; when solar radiation is high and air temperature is overhigh, rich solar energy is stored in the phase change material filled in the cylindrical array and the phase change material arranged below the heat collecting plate, then the heated hot air flows out of the heat collector through the outlet channel 8-1, the outlet static pressure box 8-2 and the air outlet 8-3 in sequence and is sent to a user end for use, part of the solar heat collected by the heat collecting plate 3 is transferred to cold air flowing in the air interlayer for use, the rest part of the solar heat is stored in the phase change material inside the cylindrical array 2 and below the heat collecting plate 3, the stored heat can be continued for a certain time under the heat preservation effect of the heat preservation layer 6, when no solar radiation exists, the air continues to flow in the air interlayer, and at the moment, the heat stored in the phase change material below the cylindrical array 2 and the heat collecting plate 3 is released to exchange heat with air flow, the heated air is sent to the user side through the air supply unit.
Claims (6)
1. The utility model provides a phase transition energy storage cylinder array solar energy air heat collector which characterized in that: the heat collector consists of a cover plate (1), a cylindrical array (2), a heat collecting plate (3), a phase change layer (4), a heat insulating layer (5), a shell (6), an air inlet unit (7) and an air outlet unit (8); the cylindrical array (2) is arranged in an air interlayer formed by the cover plate (1) and the heat collecting plate (3), the cylindrical array (2) is fixedly inserted on the heat collecting plate (3), the phase change layer (4) is arranged between the heat collecting plate (3) and the heat insulating layer (5), the heat insulating layer (5) is arranged at the periphery and the bottom of the heat collector and is wrapped by a shell (6), the air inlet unit (7) is connected and arranged at the lower side of the heat collector, the air inlet unit (7) consists of an air inlet (7-1), an air inlet static pressure box (7-2) and an air inlet channel (7-3), the air inlet channel (7-3) is communicated with the air interlayer, the air outlet unit (8) is arranged at the upper side of the heat collector, and the air outlet unit consists of an air outlet (8-1), an air outlet static pressure box (8-2) and an air outlet channel (8-3), the air outlet channel (8-3) is communicated with the air interlayer.
2. The phase change energy storage cylinder array type solar air heat collector of claim 1, wherein: the cover plate (1) is high-transmittance float glass with a self-cleaning coating on the surface, and the cover plate is arranged into a single layer or double layers.
3. The phase change energy storage cylinder array type solar air heat collector of claim 1, wherein: the cylindrical array (2) is formed by a short cylindrical array filled with phase change materials, and the array is in a form of parallel arrangement or staggered arrangement.
4. The phase change energy storage cylinder array type solar air heat collector of claim 1, wherein: the heat collection plate (3) is a stainless steel plate with an absorptive coating sprayed on the surface, and the surface of the steel plate is polished.
5. The phase change energy storage cylinder array type solar air heat collector of claim 1, wherein: the phase change layer (4) is a composite phase change material layer formed by adding nano metal particles into paraffin.
6. The phase change energy storage cylinder array type solar air heat collector of claim 1, wherein: the heat-insulating layer (5) is made of foaming rubber and plastic, and the shell (6) is made of galvanized iron sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921838882.3U CN211011975U (en) | 2019-10-30 | 2019-10-30 | Phase-change energy storage cylinder array type solar air heat collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921838882.3U CN211011975U (en) | 2019-10-30 | 2019-10-30 | Phase-change energy storage cylinder array type solar air heat collector |
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| Publication Number | Publication Date |
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| CN211011975U true CN211011975U (en) | 2020-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921838882.3U Active CN211011975U (en) | 2019-10-30 | 2019-10-30 | Phase-change energy storage cylinder array type solar air heat collector |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114963592A (en) * | 2022-04-13 | 2022-08-30 | 西安交通大学 | Solar photo-thermal conversion and heat storage system based on composite phase-change material |
| CN115395139A (en) * | 2022-09-25 | 2022-11-25 | 青岛理工大学 | Electrochemical energy storage thermal management system and control method thereof |
-
2019
- 2019-10-30 CN CN201921838882.3U patent/CN211011975U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114963592A (en) * | 2022-04-13 | 2022-08-30 | 西安交通大学 | Solar photo-thermal conversion and heat storage system based on composite phase-change material |
| CN115395139A (en) * | 2022-09-25 | 2022-11-25 | 青岛理工大学 | Electrochemical energy storage thermal management system and control method thereof |
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