CN103404391A - Solar active-passive heat storage 'triple' structure wall building system of solar greenhouse - Google Patents
Solar active-passive heat storage 'triple' structure wall building system of solar greenhouse Download PDFInfo
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- CN103404391A CN103404391A CN2013103286627A CN201310328662A CN103404391A CN 103404391 A CN103404391 A CN 103404391A CN 2013103286627 A CN2013103286627 A CN 2013103286627A CN 201310328662 A CN201310328662 A CN 201310328662A CN 103404391 A CN103404391 A CN 103404391A
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/12—Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping
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Abstract
The invention relates to a solar active-passive heat storage 'triple' structure wall building system of a solar greenhouse and belongs to the field of garden facilities. The 'triple' structure wall building system mainly comprises a phase-change heat storage wall panel, a solar air collector, a plurality of wall air channels, autoclaved lime-sand bricks and a heat preservation material plate. The phase-change heat storage wall panel is directly adhered to the inner surface of the back wall of the solar greenhouse, the middle tier of the back wall is constituted by the autoclaved lime-sand bricks, and the heat preservation material plate is adhered to the outer side of the back wall. The middle tier, constituted by the autoclaved lime-sand bricks, of the back wall is provided with the wall air channels, and the phase-change heat storage wall panel, directly adhered to the inner surface of the back wall of the solar greenhouse, and a wall body form a passive solar phase-change heat storage wall. The solar air collector is communicated with the wall air channels through a ventilator, an air return valve and an air supply valve to form an active solar hot air wall heat display and heat storage system. Therefore, heat collecting, preserving and insulating capacities of the solar greenhouse wall can be remarkably improved.
Description
Technical field
The present invention relates to a kind of applied solar energy air heat-collecting system initiatively the novel solar greenhouse solar energy master that combines with the passive accumulation of heat of phase change thermal storage wall material of accumulation of heat-passive accumulation of heat " triple " structure wall construct system, belong to the horticultural facility field.
Background technology
Along with the continuous propelling of China's Development of China's Urbanization, guarantee that the town and country vegetables are long-term, the safety and stability supply, improve vegetables in improper season production capacity in winter, advance and realize the industrialized agriculture modernization, be China " 12 " significant task in period.Though China's most northern area outside air temperature in winter is many below 0 ℃ but solar energy resources is abundant, utilizes greenhouse by solar heat can realize the anti-season production of vegetables and other horticultural crops.
At present, the construction method of China's solar greenhouse wall body can be summarized as three classes substantially: the compound heterogeneous body of wall of soil property body of wall, brick wall and brick wall and insulation material.The important feature that this class body of wall is constructed mode is, by the mode accumulation solar energy of passive sensible heat accumulation of heat, by the mode that increases thickness of wall body, to improve the insulating power of body of wall.Owing to seeing through solar energy that front pitched roof is radiated at rear wall surface body of wall inside affected to the degree of depth is limited (probably is 300mm～400mm), the heat storage capacity of limited, the thick and heavy body of wall integral body of body of wall internal layer temperature raising of through-thickness is limited, solar energy utilization ratio is not high, can't provide to greenhouse more heats night, cause the general low temperature and high relative humidity of winter greenhouse environment, indifferent, the freeze injury problem of withstanding natural calamities often has generation, and the plantation of vegetable crop yields poorly.
Application number is ZL201010210819.2, denomination of invention is that " a kind of cement composite shaping phase change material mortar and preparation method thereof " (Granted publication day is on October 31st, 2012) discloses a kind of cement composite shaping phase change material mortar and preparation method thereof, belongs to building material field.Cement composite shaping phase change material mortar comprises the modification shaping phase-change material of being processed by hydrophilic surface modification and comprises that polymer gel material and fibre reinforced materials modified cement sill form, and modification shaping phase-change material research on maximum utilized quantity is 570kg/m
3, in the modified cement sill, the consumption of polymer gel material accounts for 3～10% of cement consumption by solid content, and fibre reinforced materials is 0.7-1kg/m
3, more than the tensile bond strength 0.10MPa of mortar, material source of the present invention is extensive, with low cost, and the energy storage good endurance is applied widely.
Summary of the invention
The present invention, in order to overcome above-mentioned defect, has proposed a kind of greenhouse by solar heat solar energy master-passive accumulation of heat " triple " structure wall and has constructed system, in order to solve the technical problem of greenhouse accumulation of heat.
The present invention has adopted following technical scheme:
A kind of greenhouse by solar heat solar energy master-passive accumulation of heat " triple " structure wall is constructed system, mainly comprise phase change thermal storage wall plate, solar energy air heat collector, body of wall air duct, steam pressure sand-lime hollow brick, adiabator plate, described phase change thermal storage wall plate directly sticks on after greenhouse by solar heat surface within the walls, the Hou Qiang intermediate layer is formed by steam pressure sand-lime hollow brick masonry, and the rear wall outside is pasted with adiabator plate; In the Hou Qiang intermediate layer that steam pressure sand-lime hollow brick forms, be provided with a plurality of body of wall air ducts, every 3(or 5 or 7) individual body of wall air duct is serially connected in the unit group by pipeline, each unit group is by the pipeline parallel connection, unit group after parallel connection is connected with ventilation blower, return air valve, return air duct, solar energy air heat collector, air supply duct, air-supply valve successively and is formed the enclosed air loop, forms active solar energy hot-air body of wall sensible heat hold over system; After directly sticking on greenhouse by solar heat, phase change thermal storage wall plate and the body of wall on surface form the passive type solar energy phase change thermal storage wall within the walls.
Further, also be provided with new wind intake stack between the lower end after described each unit group parallel connection and ventilation blower, on described new wind intake stack, be provided with new wind air intake valve; Between described air supply duct and air-supply valve, also be provided with new wind air supply duct, on described new wind air supply duct, be provided with new wind air-supply valve; Described new wind air intake valve, new wind intake stack, ventilation blower, return air valve, return air duct, solar energy air heat collector, air supply duct, new wind air supply duct, new wind air-supply valve form the single flow supply air system, can directly in greenhouse, send dry-heat air.
Further, between described ventilation blower and return air valve, connect with new wind intake stack by a pipeline that is provided with air draft air-out valve, end, lower end after described each unit group parallel connection also connects and is provided with an air draft air intake valve by pipeline, described air draft air intake valve, ventilation blower, air draft air-out valve form the single flow exhaust system, can directly drain into hot and humid air in Greenhouse in summer outdoor.
Described body of wall air duct be spaced apart 700～1000mm.
The thickness of wall body of described steam pressure sand-lime hollow brick is 240～720mm.
The thickness of described adiabator plate is 60～130mm, and its thickness is looked greenhouse by solar heat and built plantation crop varieties in regional outdoor weather condition and greenhouse and determine.
Described solar energy air heat collector is arranged on wall top after greenhouse by solar heat by bracing frame.
The present invention can directly stick on the phase change thermal storage wall plate after greenhouse by solar heat surface within the walls, utilize the thermal capacitance that phase-change material is higher, fully absorb daytime and store with the form of latent heat the solar thermal energy that is radiated at north wall phase change thermal storage wall plate surface, the thermal release that will store night again is to greenhouse, simultaneously, by solar energy air heat collector, the body of wall air duct that steam pressure sand-lime hollow brick cavity forms organically combines, utilize solar energy air heat collector that solar energy is changed into to hot-air, hot-air sequentially flows into the body of wall air duct, and transfer heat to steam pressure sand-lime hollow brick, steam pressure sand-lime hollow brick and then the form of solar energy with sensible heat stored within it in the mode of active accumulation of heat, the temperature of steam pressure sand-lime hollow brick in the middle of improving, night heated brick setting together with the phase change thermal storage wall plate that has stored a large amount of solar energy jointly to release heat in greenhouse, for maintaining chamber environment temperature, provide necessary heat, do not need to tamp with clay or fine grain grit as the steam pressure sand-lime hollow brick cavity of air duct, adiabator plate directly is attached to the outer surface of steam pressure sand-lime hollow brick, improves wall heat resistance, outdoor to stop to greatest extent the greenhouse by solar heat heat to be transmitted to by north wall.
The course of work of the present invention is as follows:
Daytime: the phase change thermal storage wall plate will be radiated at its surperficial solar radiation heat in the mode of passive accumulation of heat and store in wallboard with the form of latent heat and sensible heat; Ventilation blower is opened, hot-air after being heated by solar thermal collector sequentially flows into the body of wall air duct of series and parallel connections in a certain way, and the form of heat with sensible heat is accumulated in body of wall, return air after release heat flows into solar thermal collector again by ventilation blower and return air valve, goes round and begins again, constantly circulates.When humidity in greenhouse is too high, air themperature is when too low, can form the direct current supply air system by new wind air intake valve, ventilation blower, return air valve, solar energy air heat collector, new wind air-supply valve, after outdoor low temperature drying air is heated by solar energy air heat collector, directly send in greenhouse, go round and begin again, constantly circulation, improve in greenhouse air themperature and reduce its humidity.
Night: close ventilation blower and all valves, greenhouse wall body passes through the phase change thermal storage wall plate by heat release in the trend greenhouse by the solar energy of accumulation on daytime.
Summer high temperature high humidity season, can form the direct current exhaust system by air draft air intake valve, ventilation blower, air draft air-out valve, directly drains into air hot and humid in greenhouse in the greenhouse outside and realize that the available ventilation in greenhouse takes a breath.
Beneficial effect of the present invention is: will construct technology and the combination of high-efficiency solar air heat-collecting technology by " triple " structure wall that phase change thermal storage wall material (inboard, greenhouse), air building block brick (intermediate layer), insulation material (outside, greenhouse) form, utilize the passive accumulation of heat of phase change thermal storage wall material layer solar energy highly effective, the efficient initiatively accumulation of heat of middle building block brick layer solar, reach the purpose that significantly improves solar greenhouse wall body thermal-arrest, accumulation of heat and insulating power, for the greenhouse by solar heat high crop yield, increase income the growing environment that provides important.
The accompanying drawing explanation
Fig. 1 " triple " of the present invention structure accumulation of heat body of wall profile;
Fig. 2 " triple " of the present invention structure Heat Storing Wall body plane figure;
Fig. 3 solar air heat collection of the present invention-body of wall is sensible heat hold over system schematic diagram initiatively.
In figure: 1, phase change thermal storage wall plate, 2, solar energy air heat collector, 3, the body of wall air duct, 4, steam pressure sand-lime hollow brick, 5, adiabator plate, 6, ventilation blower, 7, return air valve, 8, the air-supply valve, 9, new wind air intake valve, 10, new wind air-supply valve, 11, return air duct, 12, air supply duct, 13, new wind intake stack, 14, new wind air supply duct, 15, bracing frame, 16, air draft air intake valve, 17, air draft air-out valve.
Embodiment
Below in conjunction with 1～3 couple of greenhouse by solar heat solar energy master of the present invention of accompanying drawing-passive " triple " structure accumulation of heat body of wall system of constructing, be elaborated.
The structure of body series as Figure 1-3, mainly comprise phase change thermal storage wall plate 1, solar energy air heat collector 2, body of wall air duct 3, steam pressure sand-lime hollow brick 4, adiabator plate 5, phase change thermal storage wall plate 1 directly sticks on after greenhouse by solar heat surface within the walls, the Hou Qiang intermediate layer is built by laying bricks or stones and is formed by steam pressure sand-lime hollow brick 4, and the rear wall outside is pasted with adiabator plate 5(as shown in Figure 1); In the Hou Qiang intermediate layer that steam pressure sand-lime hollow brick 4 forms, be provided with a plurality of body of wall air duct 3(as shown in Figure 2), every 3(or 5 or 7) individual body of wall air duct 3 is serially connected in the unit group by pipeline, each unit group is by the pipeline parallel connection, and the unit group after parallel connection is connected and formed enclosed air loop (as shown in Figure 3) with ventilation blower 6, return air valve 7, return air duct 11, solar energy air heat collector 2, air supply duct 12, air-supply valve 8 successively; After directly sticking on greenhouse by solar heat, phase change thermal storage wall plate 1 and the body of wall on surface form the passive type solar energy phase change thermal storage wall within the walls; Solar energy air heat collector 2 is communicated with body of wall air duct 3 by ventilation blower 6, return air valve 7, air-supply valve 8, forms active solar energy hot-air body of wall sensible heat hold over system.Body of wall air duct 3 be spaced apart 700～1000mm, the thickness of wall body of steam pressure sand-lime hollow brick 4 is 240～720mm, the thickness of adiabator plate 5 is 60～130mm, its thickness is looked greenhouse by solar heat and is built in regional outdoor weather condition and greenhouse the plantation crop varieties and determine, solar energy air heat collector 2 is arranged on after greenhouse by solar heat above wall by bracing frame 15.
As shown in Figure 3, also be provided with new wind intake stack 13 between the lower end after each unit group parallel connection and ventilation blower 6, be provided with new wind air intake valve 9 on new wind intake stack 13; Between air supply duct 12 and air-supply valve 8, also be provided with new wind air supply duct 14, on described new wind air supply duct 14, be provided with new wind air-supply valve 10; New wind air intake valve 9, new wind intake stack 13, ventilation blower 6, return air valve 7, return air duct 11, solar energy air heat collector 2, air supply duct 12, new wind air supply duct 14, new wind air-supply valve 10 form the single flow supply air system, can directly in greenhouse, send dry-heat air.Between ventilation blower 6 and return air valve 7, connect with new wind intake stack 13 by a pipeline that is provided with air draft air-out valve 17, end, lower end after each unit group parallel connection also connects and is provided with an air draft air intake valve 16 by pipeline, air draft air intake valve 16, ventilation blower 6, air draft air-out valve 17 form the direct current exhaust system, can directly drain into hot and humid air in greenhouse outdoor.
Wherein, phase change thermal storage wall plate 1 in the present embodiment can the cement composite shaping phase change material mortar in ZL201010210819.2 forms (specifically can be with reference to the ZL201010210819.2 specification, its cement composite shaping phase change material mortar comprises the modification shaping phase-change material of being processed by hydrophilic surface modification and comprises that polymer gel material and fibre reinforced materials modified cement sill form, and modification shaping phase-change material research on maximum utilized quantity is 570kg/m
3, in the modified cement sill, the consumption of polymer gel material accounts for 3～10% of cement consumption by solid content, and fibre reinforced materials is 0.7-1kg/m
3, more than the tensile bond strength 0.10MPa of mortar), or the phase change thermal storage wall plate 1 in embodiment also can consist of other material, and it specifically implements or forms to be not limited to the described material of ZL201010210819.2.
Be more than an exemplary embodiments of the present invention, enforcement of the present invention is not limited to this.
Claims (7)
1. greenhouse by solar heat solar energy master-passive accumulation of heat " triple " structure wall is constructed system, mainly comprise phase change thermal storage wall plate (1), solar energy air heat collector (2), body of wall air duct (3), steam pressure sand-lime hollow brick (4), adiabator plate (5), it is characterized in that: described phase change thermal storage wall plate (1) directly sticks on after greenhouse by solar heat surface within the walls, the Hou Qiang intermediate layer is built by laying bricks or stones and is formed by steam pressure sand-lime hollow brick (4), and the rear wall outside is pasted with adiabator plate (5); In the Hou Qiang intermediate layer that steam pressure sand-lime hollow brick (4) forms, be provided with a plurality of body of wall air ducts (3), every 3 or 5 or 7 body of wall air ducts (3) are serially connected in the unit group by pipeline, each unit group is by the pipeline parallel connection, unit group after parallel connection is connected and is formed the enclosed air loop with ventilation blower (6), return air valve (7), return air duct (11), solar energy air heat collector (2), air supply duct (12), air-supply valve (8) successively, forms active solar energy hot-air body of wall sensible heat hold over system; After directly sticking on greenhouse by solar heat, phase change thermal storage wall plate (1) and the body of wall on surface form the passive type solar energy phase change thermal storage wall within the walls.
2. a kind of greenhouse by solar heat solar energy master according to claim 1-passive accumulation of heat " triple " structure wall is constructed system, it is characterized in that: between the lower end after described each unit group parallel connection and ventilation blower (6), also be provided with new wind intake stack (13), on described new wind intake stack (13), be provided with new wind air intake valve (9); Between described air supply duct (12) and air-supply valve (8), also be provided with new wind air supply duct (14), on described new wind air supply duct (14), be provided with new wind air-supply valve (10); Described new wind air intake valve (9), new wind intake stack (13), ventilation blower (6), return air valve (7), return air duct (11), solar energy air heat collector (2), air supply duct (12), new wind air supply duct (14), new wind air-supply valve (10) form the single flow supply air system, can directly in greenhouse, send dry-heat air.
3. a kind of greenhouse by solar heat solar energy master according to claim 2-passive accumulation of heat " triple " structure wall is constructed system, it is characterized in that: also by a pipeline that is provided with air draft air-out valve (17), connect with new wind intake stack (13) between described ventilation blower (6) and return air valve (7), end, lower end after described each unit group parallel connection also connects and is provided with an air draft air intake valve (16) by pipeline, described air draft air intake valve (16), ventilation blower (6), air draft air-out valve (17) forms the single flow exhaust system, can directly drain into hot and humid air in Greenhouse in summer outdoor.
4. according to the described a kind of greenhouse by solar heat solar energy master of any one in claim 1-3-passive " triple " structure accumulation of heat body of wall, construct system, it is characterized in that: described body of wall air duct (3) be spaced apart 700～1000mm.
5. according to the described a kind of greenhouse by solar heat solar energy master of any one in claim 1-3-passive " triple " structure accumulation of heat body of wall, construct system, it is characterized in that: the thickness of wall body of described steam pressure sand-lime hollow brick (4) is 240～720mm.
6. according to the described a kind of greenhouse by solar heat solar energy master of any one in claim 1-3-passive accumulation of heat " triple " structure wall, construct system, it is characterized in that: the thickness of described adiabator plate (5) is 60～130mm.
7. according to the described a kind of greenhouse by solar heat solar energy master of any one in claim 1-3-passive accumulation of heat " triple " structure wall, construct system, it is characterized in that: described solar energy air heat collector (2) is arranged on wall top after greenhouse by solar heat by bracing frame (15).
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| CN104145747A (en) * | 2014-07-07 | 2014-11-19 | 兰州交通大学 | Active-passive cooperative heat storage wall heating system of solar greenhouse |
| CN104674979A (en) * | 2015-01-18 | 2015-06-03 | 北京工业大学 | Phase change heat storage lightweight wall-based high-performance solar air heating system |
| CN104863286A (en) * | 2015-05-30 | 2015-08-26 | 山东省农业科学院蔬菜花卉研究所 | Heating auxiliary wall of solar greenhouse |
| CN105325217A (en) * | 2015-11-13 | 2016-02-17 | 甘肃农业大学 | Composite-structure sunlight greenhouse wall body |
| CN105928215A (en) * | 2016-04-21 | 2016-09-07 | 北京工业大学 | Application of solar-energy-phase-change heat storage technology and waste heat recovery technology to prefabricated concrete member maintenance process |
| CN106063503A (en) * | 2016-05-17 | 2016-11-02 | 南通蛇类治疗研究所 | Metallothionein rich selenium germanium yoghurt product technique |
| CN106592848A (en) * | 2016-12-23 | 2017-04-26 | 中铁第四勘察设计院集团有限公司 | Ventilating and energy-saving wall, air-conditioned room and ventilating control method |
| CN107047141A (en) * | 2017-06-12 | 2017-08-18 | 兰州交通大学 | One kind stores heat release, dehumidifying, ventilation and antibacterial type heliogreenhouse regulator control system |
| CN108204055A (en) * | 2018-02-02 | 2018-06-26 | 聂玲 | A kind of energy conservation and environmental protection wall for building |
| CN109594678A (en) * | 2018-11-30 | 2019-04-09 | 辽宁工程技术大学 | A kind of new type solar energy radiant heat auxiliary heating concrete walls |
| CN109855163A (en) * | 2019-03-04 | 2019-06-07 | 孙铮 | Passively with active convolution building energy conservation sub-controlling unit |
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| CN104863286A (en) * | 2015-05-30 | 2015-08-26 | 山东省农业科学院蔬菜花卉研究所 | Heating auxiliary wall of solar greenhouse |
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| CN105928215A (en) * | 2016-04-21 | 2016-09-07 | 北京工业大学 | Application of solar-energy-phase-change heat storage technology and waste heat recovery technology to prefabricated concrete member maintenance process |
| CN106063503A (en) * | 2016-05-17 | 2016-11-02 | 南通蛇类治疗研究所 | Metallothionein rich selenium germanium yoghurt product technique |
| CN106592848A (en) * | 2016-12-23 | 2017-04-26 | 中铁第四勘察设计院集团有限公司 | Ventilating and energy-saving wall, air-conditioned room and ventilating control method |
| CN107047141A (en) * | 2017-06-12 | 2017-08-18 | 兰州交通大学 | One kind stores heat release, dehumidifying, ventilation and antibacterial type heliogreenhouse regulator control system |
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| CN108204055A (en) * | 2018-02-02 | 2018-06-26 | 聂玲 | A kind of energy conservation and environmental protection wall for building |
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