CN103615814B - A kind of Photospot solar hot water apparatus based on phase-transition heat-storage - Google Patents
A kind of Photospot solar hot water apparatus based on phase-transition heat-storage Download PDFInfo
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- CN103615814B CN103615814B CN201310550981.2A CN201310550981A CN103615814B CN 103615814 B CN103615814 B CN 103615814B CN 201310550981 A CN201310550981 A CN 201310550981A CN 103615814 B CN103615814 B CN 103615814B
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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
Photospot solar water heater based on phase-transition heat-storage comprises: a cylindrical lens concentrator, vacuum heat collection pipe, phase change medium, aluminium cell wall, water heater substrate, heat exchanger tube, aluminium alloy outer rim, reinforcement, chain-wales, the female pipe of cold water, the female pipe of hot water. Cylindrical lens concentrator covers the top of vacuum heat collection pipe, and the light that incides cylindrical lens concentrator pools the burnt band of a light. The bottom of cylindrical lens concentrator is connected with the aluminium cell wall on water heater substrate, the level crossing of two opposition at an angle to each other of two aluminium cell wall compositions, through the light of concentrator refraction, a part converges on the vacuum heat collection pipe that is projected at bottom, the light that another part does not project vacuum heat collection pipe projects on vacuum heat collection pipe after aluminium cell wall flat mirror reflects, phase-change material and U-shaped heat exchanger tube are equipped with in vacuum heat collection pipe inside, water heater substrate is provided with draw-in groove, and vacuum heat collection pipe fixed card is in this draw-in groove.
Description
Technical field
The present invention relates to solar water heater field, be specifically related to a kind of Photospot solar hot water apparatus based on phase-transition heat-storage.
Background technology
At global energy anxiety, climatic deterioration, today of serious threat economic development and people's life health, countries in the world all, seeking new energy substitution strategy, obtain superiority in the hope of sustainable development with in development. along with the continuous reinforcement of people's energy-conserving and environment-protective consciousness, solar energy, with its safety, energy-saving and environmental protection, health, economy, waits significant advantage, has won rapidly consumers in general's favor. solar energy is converted into heat energy by solar water heater, and water is heated to high-temperature from low temperature, uses to meet the hot water of people in life, production. China is since introducing the sample pipe of all-glass vacuum thermal-collecting tube the seventies in last century, in the development of solar energy industry, the heat utilization switch technology evolution of existing more than 40 year of solar water heater, in this evolution in more than 40 years, though output is to advance by leaps and bounds, technical performance is not ripe perfect, because the increasing consumer of energy-conservation and convenience of solar water heater has selected solar water heater. but the technical elements at water heater does not but have too much progress, the state of the art such as structure, performance of product itself is keeping original style and features substantially, progress only only limits to the improvement of the scopes such as assembling insulation and production technology aspect, and technology, structure and performance do not have revolutionary breakthrough. solar water heater mainly contains following deficiency at present, solar energy underutilization, and water temperature is lower, for shell and tube solar water heater, owing to there is space between each solar water heater glass tube, the solar energy at this place is not applied well, and water temperature is lower. the solar water heater problem that resists cold, because water tank and the water pipe of existing water heater have water all the time, winter, pipe, valve device that solar water heater contacts with water very easily cause frost crack pipe under the cold effect of rising of ice, defective valve cannot use, even damage, and the chain reaction causing thus, a large amount of running water are excessive, use the undesirable also easy breaking out of fire of heating tape antifreezing effect. solar water heater is difficult to safe overwintering winter, and its basic reason is that solar water heater is constructed due to defect. the hygienic issues of solar water heater, water in solar water heater water tank just starts to supplement before not using up, part water is accumulated in water-heater water tank for a long time becomes " stagnant water ", do not flow and cause water body self water quality deterioration, and, solar water heater is once and again heating " stagnant water " especially, under " stagnant water " hot soak condition, produce some carcinogenic nitrite, consumption makes it further concentrated for a long time, again increase the weight of water quality deterioration, cause the water of solar water heater not only can not drink, have a bath exactly, wash dish also very inadequate, can only be used for washing clothes, seriously limit the range of application of solar water heater. the installation question of solar water heater, the installation of solar water heater, is placed on top of building, inconvenience is installed, and can not, in the fine cooperation of building, affects whole building image, and to install not firm simultaneously, occurs that overheated hydrophone falls down from roof the event of hurting sb.'s feelings. above solar water heater application exists problems urgently to be resolved hurrily.
Summary of the invention
In order to improve solar energy efficiency of utilization, solve the problem that above-mentioned solar water heater system exists, and make full use of the advantage that solar energy combines with building, and be convenient to installation and maintenance, the invention provides a kind of Photospot solar hot water apparatus based on phase-transition heat-storage. The technical scheme that the present invention takes for realizing its object: a kind of Photospot solar water heater based on phase-transition heat-storage comprises: cylindrical lens concentrator, vacuum heat collection pipe, phase change medium, aluminium cell wall, water heater substrate, heat exchanger tube, aluminium alloy outer rim, reinforcement, chain-wales, the female pipe of cold water, the female pipe of hot water. Cylindrical lens concentrator covers the top of vacuum heat collection pipe, material is high transmission rate ultra-clear glasses, the semi-cylindrical glass of the multiple arches in cylindrical lens concentrator top links together, form the top of concentrator, the lower post wall thickness of arch semicylinder, above post jamb thin, cylinder inwall is carved with a lot of groove, form a Fresnel cylindrical lens, the light that incides cylindrical lens concentrator pools the burnt band of a light. The bottom of cylindrical lens concentrator is connected with the aluminium cell wall on water heater substrate, this aluminium cell wall is formed a level crossing by electrolytic film plating, the level crossing of two opposition at an angle to each other of two aluminium cell wall compositions, through the light of concentrator refraction, a part converges on the vacuum heat collection pipe that is projected at bottom, the light that another part does not project vacuum heat collection pipe also converges and projects on vacuum heat collection pipe after aluminium cell wall flat mirror reflects, phase-change material and U-shaped heat exchanger tube are equipped with in vacuum heat collection pipe inside, water heater substrate is provided with draw-in groove, and vacuum heat collection pipe fixed card is in this draw-in groove.
Preferred vacuum heat collection pipe is double-deck high antireflection coating glass tube with vacuum, and vacuum tube is the blind pipe of one end sealing, is vacuum layer between layer glass, Zhen Kong Du≤10 of vacuum layer-3Pa, the inwall of inner glass tube plates a floor height absorption film, the emittance of the efficient absorption sun, the inner tube of vacuum heat collection pipe blind end is fixed with sheet metal and absorbing gas belt or inspiration piece, the gas discharging to absorb vacuum layer Yin Gaowen. The inner phase-change material of placing of vacuum heat collection pipe, when solar irradiation, the absorption film of vacuum heat collection pipe absorbs a large amount of heat, heat is delivered to phase-change material simultaneously, phase-change material undergoes phase transition, heat energy is held to storage in phase-change material, the port of export of vacuum heat collection pipe has heat-insulating plug, and phase-change material and heat exchanger tube are encapsulated in vacuum heat collection pipe.
Preferred heat exchanger tube is finned copper pipe or aluminum pipe, heat exchanger tube is that bending U pipe is placed in vacuum heat collection pipe, part in vacuum heat collection pipe is pipe or flat tube, in heat exchanger tube and fin submergence and phase-change material, the openend of every vacuum heat collection pipe all has heat-insulating plug, heat exchanger tube is connected with the external world through heat-insulating plug, has micro hole on heat-insulating plug. Heat exchanger tube is one end and cold water Mu Guan UNICOM outside vacuum heat collection pipe, the female pipe of cold water is connected with running water pipe, the other end and hot water Mu Guan UNICOM, the female pipe of hot water is connected with hot water terminal pipeline, the female pipe of cold water and the female pipe of hot water have insulation material insulation in the inner side, water side of water heater, and the heat of vacuum heat collection pipe can not be scattered and disappeared.
Preferred insulation material is polyurethane heat insulation material or insulation asbestos.
Preferred water heater substrate is the aluminium base profile plate of grooved, one end of water heater substrate is mounted with the female pipe of cold water and the female pipe of hot water, on water heater substrate, be provided with at least 2 reinforcements, there is chain-wales the upper surface of reinforcement, on chain-wales, there is a hole, be fixed on reinforcement by key screw concentrator, between two reinforcements, there is trapezoidal aluminium cell wall, between two aluminium cell wall place planes, angle is 30-45 °, the light being incident on aluminium cell wall converges on vacuum heat collection pipe after transmitting, by water heater substrate, cylindrical lens concentrator and aluminum alloy frame form the gathering solar heat collector of whole sealing.
Preferred phase-change material is dopen Nano aluminium paraffin phase change material, and filling in vacuum heat collection pipe with liquid form, heat exchanger tube is immersed in phase-change material, and phase-change material phase transition temperature is at 60-90 DEG C.
Beneficial effect of the present invention:
1、Adopt Salar light-gathering technology, improved the regenerator temperature of apparatus for heating water by solar energy, made healed water Fast Heating.
2, adopt Salar light-gathering and phase-transition heat-storage technology to combine, improved the solar energy irradiation energy of vacuum heat collection pipe, improved the phase transition temperature of phase-change material, expanded the selective of phase-change material, improved the utilization rate of solar energy.
3, adopt phase-transition heat-storage technology, make solar heat-storing device not carry out retaining heating at needs water storage box, reduced equipment cost, safety and sanitation simultaneously, plug and play, convenient and swift.
4, adopted Photospot solar technology, concentrator shape, as arc shaped tile tactic pattern, is combined into one with building, realizes solar energy optical-thermal application and building perfect adaptation, and convenient installation is attractive in appearance again.
Owing to having adopted technique scheme, thereby make the invention solves conventional solar boilers, solar energy utilization ratio is low, and water temperature is low, and inconvenience is installed, water tank long-term storage is unhygienic, the problem such as leak of easily breaking, has broken through the restriction condition of conventional solar boilers application, has realized real solar energy and building combination, be beneficial to application and the popularization of solar energy optical-thermal, meet the development strategic objective of energy-saving and emission-reduction.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 one of the present invention is based on phase-transition heat-storage Photospot solar hot water apparatus semi-section structural representation: 1, cylindrical lens concentrator, 2, vacuum heat collection pipe, 3, aluminium cell wall, 4, absorbing gas belt, 5, aluminium alloy outer rim, 6, phase-change material, 7, heat exchanger tube, 8, heat exchanger tube fin, 9, heat-insulating plug, the female pipe of 10 hot water, 11, the female pipe of cold water, 12, water heater substrate, 13, reinforcement, 14, chain-wales, 15, insulation material.
Detailed description of the invention
Referring to Fig. 1, the present invention includes: cylindrical lens concentrator 1, vacuum heat collection pipe 2, aluminium cell wall 3, absorbing gas belt 4, aluminium alloy outer rim 5, phase-change material 6, heat exchanger tube 7, heat exchanger tube fin 8, heat-insulating plug 9, the female pipe 10 of hot water, the female pipe 11 of cold water, water heater substrate 12, reinforcement 13, chain-wales 14, insulation material 15. when enforcement, cylindrical lens concentrator 1 material is high transmission rate ultra-clear glasses, through casting, cutting, after cooling processing, form arch semicylinder, the lower post wall thickness of arch semicylinder, top post jamb is thin, inboard wall of cylinder is carved with a lot of groove, form a Fresnel cylindrical lens, form concentrator, determine the profile of whole concentrator, with the burnt band of optically focused, cylindrical lens concentrator 1 covers the superiors of vacuum heat collection pipe 2, the edge punching of arch cylindrical lens 1, determine position location, on the reinforcement 13 that cylindrical lens concentrator 1 can be fixedly mounted on water heater substrate 12 by locating hole chain-wales 14 above. the bottom of cylindrical lens concentrator 1 is connected with the aluminium cell wall 3 on water heater substrate 12, this aluminium cell wall 3 is formed a level crossing by electrolytic film plating, two aluminium cell walls 3 form the level crossing of two opposition at an angle to each other, the light reflecting through cylindrical lens concentrator 1, a part converges on the vacuum heat collection pipe 2 that is projected at bottom, the light that another part does not project vacuum heat collection pipe 2 also converges and projects on vacuum heat collection pipe 3 after aluminium cell wall 3 flat mirror reflects, phase-change material 6 and U-shaped heat exchanger tube 7 are equipped with in vacuum heat collection pipe 3 inside, water heater substrate 12 is provided with draw-in groove, vacuum heat collection pipe 2 is steadily stuck in this draw-in groove.
Preferred vacuum heat collection pipe 2 is double-deck high antireflection coating glass tube with vacuums, and vacuum tube is the blind pipe of one end sealing, is vacuum layer between layer glass, Zhen Kong Du≤10 of vacuum layer-3Pa, the inwall of inner glass tube plates a floor height absorption film, the emittance of the efficient absorption sun, the inner tube of vacuum heat collection pipe blind end is fixed with metal getter band 4, the gas discharging to absorb vacuum layer Yin Gaowen. The inner phase-change material 6 of placing of vacuum heat collection pipe 2, when solar irradiation, the absorption film of vacuum heat collection pipe 2 absorbs a large amount of heat, heat is delivered to phase-change material 6 simultaneously, phase-change material 6 undergoes phase transition, heat energy is held to storage in phase-change material 6, the port of export of vacuum heat collection pipe 2 has heat-insulating plug 9, and phase-change material 6 and heat exchanger tube 7 are encapsulated in vacuum heat collection pipe 2.
Preferred phase-change material 6 is dopen Nano aluminium paraffin phase change material, and filling in vacuum heat collection pipe 2 with liquid form, heat exchanger tube 7 is immersed in phase-change material 6, and phase-change material 6 phase transition temperatures are at 60-90 DEG C.
Preferred heat exchanger tube 7 is copper pipe or aluminum pipe with fin 8, heat exchanger tube 7 is that bending U pipe is placed in vacuum heat collection pipe 2, heat exchanger tube 7 in vacuum heat collection pipe 2 is pipe or flat tube, in heat exchanger tube 7 and fin 8 submergences and phase-change material 6, the openend of every vacuum heat collection pipe 2 all has heat-insulating plug 9, heat exchanger tube 7 is connected with the external world through heat-insulating plug 9, on heat-insulating plug 9, has micro hole. Heat exchanger tube 7 is communicated with the female pipe 11 of cold water at one of the port of export of vacuum heat collection pipe 2, the female pipe 11 of cold water is connected with running water pipe, another is communicated with heat exchanger tube 7 with the female pipe 10 of hot water, the female pipe 10 of hot water is connected with hot water terminal pipeline, the female pipe of the female pipe 11 of cold water and hot water 12 inner sides, the water side at water heater have insulation asbestos 15 to be incubated, and the heat of vacuum heat collection pipe 2 can not be scattered and disappeared.
Preferred water heater substrate 12 is the aluminium base profile plates of grooved, one end of water heater substrate 12 is mounted with the female pipe 11 of cold water and the female pipe 10 of hot water, on water heater substrate 12, be provided with at least 2 reinforcements 13, there is chain-wales 14 upper surface of reinforcement 13, on chain-wales 14, there is screw hole, be fixed on reinforcement 13 by key screw cylindrical lens concentrator 1, between two reinforcements 13, there is trapezoidal aluminium cell wall 3, aluminium cell wall 3 is through electrolytic film plating, form a high plane of reflection mirror, between two aluminium cell wall 3 place planes, angle is 30-45 °, the light being incident on aluminium cell wall 3 converges on vacuum heat collection pipe 2 after transmitting, by the Photospot solar hot water apparatus of water heater substrate 2 cylindrical lens concentrators 1 and 5 one-tenth whole sealings of aluminium alloy outer rim structure.
Above-described embodiment just illustrates technical conceive of the present invention and feature, its objective is those of ordinary skill in the art can be understood feature of the present invention and implement according to this, can not limit the scope of the invention with this. Every equivalence that the essence of content is carried out according to the present invention changes or modifies, and all should be encompassed in protection scope of the present invention.
Claims (2)
1. the Photospot solar hot water apparatus based on phase-transition heat-storage, comprise: cylindrical lens concentrator, vacuum heat collection pipe, phase change medium, aluminium cell wall, water heater substrate, heat exchanger tube, aluminium alloy outer rim, reinforcement, chain-wales, the female pipe of cold water, the female pipe of hot water, wherein cylindrical lens concentrator covers the top of vacuum heat collection pipe, the bottom of cylindrical lens concentrator is connected with the aluminium cell wall on water heater substrate, through the light of cylindrical lens concentrator refraction, a part converges on the vacuum heat collection pipe that is projected at bottom, the light that another part does not project vacuum heat collection pipe also converges and projects on vacuum heat collection pipe after aluminium cell wall flat mirror reflects, phase change medium and U-shaped heat exchanger tube are equipped with in vacuum heat collection pipe inside, it is characterized in that there is trapezoidal aluminium cell wall between two described reinforcements, between two aluminium cell wall place planes, angle is 30-45 °, and the light being incident on aluminium cell wall converges on vacuum heat collection pipe after reflection.
2. according to a kind of Photospot solar hot water apparatus based on phase-transition heat-storage claimed in claim 1, it is characterized in that described water heater substrate is the aluminium base profile plate of grooved, one end of water heater substrate is mounted with the female pipe of cold water and the female pipe of hot water, on water heater substrate, be provided with at least 2 reinforcements, there is chain-wales the upper surface of reinforcement, on chain-wales, there is a hole, be fixed on reinforcement by key screw concentrator.
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| CN201310550981.2A CN103615814B (en) | 2013-11-09 | 2013-11-09 | A kind of Photospot solar hot water apparatus based on phase-transition heat-storage |
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| CN201310550981.2A CN103615814B (en) | 2013-11-09 | 2013-11-09 | A kind of Photospot solar hot water apparatus based on phase-transition heat-storage |
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| CN103615814B true CN103615814B (en) | 2016-05-18 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105222377A (en) * | 2015-09-14 | 2016-01-06 | 北京君和科技有限公司 | The solar energy heating control energy device of high usage |
| CN105888501B (en) * | 2016-04-12 | 2018-01-02 | 东北石油大学 | The experimental provision absorbed based on paraffin regulation and control window solar |
| CN107367072A (en) * | 2017-09-01 | 2017-11-21 | 徐晓禾 | A kind of anti-overheat Photospot solar hot water apparatus of electrochromism phase-transition heat-storage |
| CN109682078A (en) * | 2017-09-09 | 2019-04-26 | 天津宇昊建设工程集团有限公司 | A kind of Green energy-saving buildings |
| CN114576865B (en) * | 2022-03-10 | 2023-04-07 | 重庆大学 | Heat-storage energy-saving tile |
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| CN1563848A (en) * | 2004-04-16 | 2005-01-12 | 华南理工大学 | Vacuum tube heat accumulating solar water heater without water tank |
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Effective date of registration: 20201202 Address after: 221700 College Students Pioneering Park, Fengxian County, Xuzhou City, Jiangsu Province Patentee after: XUZHOU YEMA LITHIUM TECHNOLOGY Co.,Ltd. Address before: 233600, No. 115-136 eddy East Road, Chengguan Town, Woyang County, Anhui, Bozhou Patentee before: Wang Gan |
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Application publication date: 20140305 Assignee: Fengxian senxia Intelligent Equipment Co.,Ltd. Assignor: XUZHOU YEMA LITHIUM TECHNOLOGY Co.,Ltd. Contract record no.: X2021980015539 Denomination of invention: A concentrating solar water heater device based on phase change heat storage Granted publication date: 20160518 License type: Exclusive License Record date: 20211218 |