CN210511879U - Solar building integrated heating system - Google Patents
Solar building integrated heating system Download PDFInfo
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- CN210511879U CN210511879U CN201921531606.2U CN201921531606U CN210511879U CN 210511879 U CN210511879 U CN 210511879U CN 201921531606 U CN201921531606 U CN 201921531606U CN 210511879 U CN210511879 U CN 210511879U
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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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
- Y02E10/50—Photovoltaic [PV] energy
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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
- Y02E10/60—Thermal-PV hybrids
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Abstract
The utility model discloses a solar energy building integration heating system, heating system comprises photovoltaic power generation system, PVT light and heat system and electric heat floor heating system, photovoltaic power generation system includes photovoltaic board and automatically controlled unit, PVT light and heat system includes the light and heat air runner and indoor air intake air valve, indoor air outlet air valve, outdoor air inlet valve and the outdoor exhaust valve of constituteing by photovoltaic board and building wall, electric heat floor heating system is including setting up the heating unit in the floor, the heating unit passes through the electric wire and is connected with commercial power and photovoltaic power generation system's automatically controlled unit respectively. The utility model discloses not only non-maintaining, long service life has not only overcome solar water heating system and has prevented frostproofing and prevent that overheated, traditional passive solar energy and solar hot-air system hold the not enough core problems of rate of heat release, have increased heating system's guarantee nature moreover, can also provide electric power for other power consumptions of building in non-heating season simultaneously, have improved system economy greatly.
Description
Technical Field
The utility model relates to a solar energy building integration heating system.
Background
Passive solar energy is considered to be the most suitable form of solar heating due to its maintenance-free, economical and energy-saving features. However, the traditional passive solar heating building is difficult to solve the problem of heat storage/release of the building, so that the building can be heated quickly in the daytime and lose heat quickly at night, and the fluctuation of indoor temperature is severe (the temperature difference between day and night is about 15 ℃).
The traditional active solar heating system mostly adopts a water system, is difficult to solve the problems of freezing prevention and overheating of the system, and often causes the system to run paralyzed. Therefore, part of manufacturers research and develop solar air heat collecting systems, but the systems rely on temperature difference to store and release heat, the air convection heat exchange rate is low, and the heat storage and release rate is rapidly reduced along with the reduction of the temperature difference.
SUMMERY OF THE UTILITY MODEL
The invention of the utility model aims to: aiming at the existing problems, the solar building integrated heating system can effectively solve the problem that the heat storage/release rate of the traditional passive solar energy and solar air heat collection system is not enough, and can realize active and passive coupling energy supply of the solar building.
The technical scheme of the utility model is realized like this: solar energy building integration heating system, its characterized in that: heating system comprises photovoltaic power generation system, PVT light and heat system and electric heat floor heating system, photovoltaic power generation system includes photovoltaic board and automatically controlled unit, PVT light and heat system includes the light and heat air runner and indoor air intake air valve, indoor air outlet air valve, outdoor intake valve and the outdoor exhaust valve of constituteing by photovoltaic board and building wall, indoor air intake air valve and indoor air outlet air valve are used for communicateing light and heat air runner and the indoor convection circulation that forms of building, outdoor intake valve and outdoor exhaust valve are used for communicateing light and heat air runner and the outside outdoor convection circulation that forms of building, electric heat floor heating system is including setting up the heating unit in the floor, the heating unit passes through the electric wire and is connected with commercial power and photovoltaic power generation system's automatically controlled unit respectively.
Solar energy building integration heating system, its automatically controlled unit includes dc-to-ac converter, switch board and temperature controller, the temperature controller sets up indoor at the building, the heating unit adopts the electric heat plastic film, photovoltaic power generation system's generated energy passes through electric wire and electric heat plastic film, plays the heating of heat flow of deciding to the floor layer, perhaps photovoltaic power generation system's generated energy passes through the electric wire and the dc-to-ac converter sends into the switch board for other power consumption demands of building.
Solar energy building integration heating system, it is provided with the direct window of benefiting from on the building wall directly the building wall outside that the window corresponds of benefiting from is not provided with the photovoltaic board.
Solar energy building integration heating system, its the back of photovoltaic board is directly exposed in light and heat air runner, the high temperature that the photovoltaic board back produced is direct with the air heat transfer in the light and heat air runner.
The utility model discloses a passive solar energy collection reduces photovoltaic power generation board temperature on the one hand, improves the generating efficiency, and on the other hand air that will be heated directly lets in indoorly through the hot pressing effect, forms natural circulation, supplies heat to the room air. Photovoltaic power generation adopts electrical heating (constant heat flow, third class boundary condition) to store heat in the floor layer through connecting electric heat floor heating system, and the floor layer is exothermic at night and is heated, and the less than partial still can adopt the valley electricity at night to continue to heat.
The utility model discloses not only non-maintaining, long service life (photovoltaic power generation life 25 years, electric heat plastic film 50 years) moreover, not only overcome solar water heating system prevent frostbite and prevent overheated, traditional passive solar energy and solar hot-blast system hold the core problem such as the rate of heat release is not enough, but also increased heating system's guarantee nature (passive solar energy, initiative solar photovoltaic + electric heat plastic film, water and electricity + electric heat plastic film's multipotency is complementary), still can provide electric power for other power consumptions of building in non-heating season simultaneously, the system economy nature has been improved greatly.
Drawings
Fig. 1 is a schematic elevation view of the present invention.
Fig. 2 is a schematic plan view of the present invention.
Fig. 3 is a schematic diagram of the present invention at night.
Fig. 4 is a schematic diagram of the present invention in summer.
The labels in the figure are: 1 is the photovoltaic board, 2 is the building wall body, 3 is light and heat air runner, 4 is indoor air intake blast gate, 5 is indoor air outlet blast gate, 6 is outdoor air inlet valve, 7 is outdoor exhaust valve, 8 is the building indoor, 9 is the dc-to-ac converter, 10 is the switch board, 11 is the temperature controller, 12 is for directly benefiting the window.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the following description is made in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 4, solar building integration heating system, heating system comprises three major parts of photovoltaic power generation system, PVT light and heat system and electric heat floor heating system, photovoltaic power generation system includes photovoltaic board 1 and automatically controlled unit, automatically controlled unit includes dc-to-ac converter 9, switch board 10 and temperature controller 11, temperature controller 11 sets up at the indoor 8 of building, PVT light and heat system includes the light and heat air runner 3 and indoor air intake air valve 4, indoor air outlet air valve 5, outdoor intake air valve 6 and outdoor exhaust valve 7 of constituteing by photovoltaic board 1 and building wall 2, indoor air intake air valve 4 and indoor air outlet air valve 5 are used for communicateing light and heat air runner 3 and the indoor 8 formation indoor convection circulation of building, outdoor intake air valve 6 and outdoor exhaust valve 7 are used for communicateing light and heat air runner 3 and the outside outdoor convection circulation that forms of building, the electric heating floor heating system comprises floor, heat preservation, heating unit, protective layer, filling layer, finish coat etc. heating unit adopts the electric heat plastic film, heating unit passes through the electric wire and is connected with commercial power and photovoltaic power generation system's automatically controlled unit respectively, photovoltaic power generation system's generated energy passes through electric wire and electric heat plastic film, plays the heating of stationary heat flow to the floor layer, perhaps photovoltaic power generation system's generated energy passes through electric wire and dc-to-ac converter 9 and sends into switch board 10 for other power consumption demands of building.
In this embodiment, a direct benefit window 12 is disposed on the building wall 2, and the photovoltaic panel 1 is not disposed on the outer side of the building wall 2 corresponding to the direct benefit window 12, so that sunlight can directly irradiate the building interior through the direct benefit window; the back of the photovoltaic panel 1 is directly exposed in the photo-thermal air flow channel 3, and high temperature generated on the back of the photovoltaic panel 1 directly exchanges heat with air in the photo-thermal air flow channel 3, so that the purposes of heating indoor air and cooling the photovoltaic panel are achieved, the power generation efficiency is improved, and heat is recycled to heat the indoor air.
A control method of a solar building integrated heating system specifically comprises the following steps:
the working condition I is as follows: in a sunny day in winter, an indoor air outlet air valve and an indoor air inlet air valve are opened in the daytime, a solar photovoltaic panel receives solar radiation energy and converts the solar radiation energy into electric energy and heat energy on the other hand, the temperature of the back surface of the photovoltaic panel rises to heat air in a photo-thermal air flow passage to form heat convection circulation, the purposes of heating indoor air and cooling the photovoltaic panel are achieved, the power generation efficiency is improved, heat is recovered to be used for heating indoor air, generated energy passes through electric wires and an electric heating mulching film to heat a floor layer to achieve constant heat flow, and the electric energy is converted into heat energy which is stored in the floor layer; at night, close indoor air outlet blast valve and indoor air intake blast valve, play the heat preservation effect indoor to the building, rely on the heat of accumulating on the floor layer daytime simultaneously, slowly give off and heat to building indoor.
Working conditions are as follows: in winter, under the condition of cloudy day heating, cloudy day solar radiation is weak, an indoor air outlet air valve and an indoor air inlet air valve are closed, a solar photovoltaic panel receives solar radiation energy and converts the solar radiation energy into electric energy, generated energy passes through an electric wire and an electric heating mulching film to heat a floor layer by a constant heat flow, and the electric energy is converted into heat energy and is stored in the floor layer; night, rely on the heat that accumulates at the floor layer daytime on the one hand, slowly give off and heat to the building indoor, on the other hand accessible commercial power continues heating floor layer to the power supply of electric heat plastic film, supplyes the not enough part of heat supply.
Working conditions are as follows: operating mode in summer, indoor need not heat, and at this moment, open outdoor intake valve and outdoor exhaust valve, go into the hot air runner through outdoor air inflow, form outdoor convection current circulation and cool down the photovoltaic board back, solar photovoltaic board receives solar radiation energy, turns into the electric energy, and the generated energy passes through electric wire and dc-to-ac converter and sends into the switch board, satisfies other power consumption demands of building.
Working conditions are as follows: operating mode in transition season, indoor heating that needs occasionally, do not need the heating occasionally, take diversified operation mode this moment, specifically do: when the indoor heat demand is less and heating is needed, an outdoor air inlet valve and an outdoor air outlet valve are closed, an indoor air outlet air valve and an indoor air inlet air valve are opened, the solar photovoltaic panel receives solar radiation energy and converts the solar radiation energy into electric energy on one hand and heat energy on the other hand, the temperature of the back surface of the photovoltaic panel rises, air in a photo-thermal air flow channel is heated, heat convection circulation is formed, the purposes of heating indoor air and cooling the photovoltaic panel are achieved, the power generation efficiency is improved, heat is recovered and used for heating indoor air, the solar photovoltaic panel receives the solar radiation energy and converts the solar radiation energy into electric energy, and the generated energy is sent to a power distribution cabinet through an electric wire and an; when the indoor space has no heat demand and does not need heating, the system operates according to the summer operation condition; when extreme weather occurs, the indoor environment has large heat demand and needs a large amount of heating, the operation is carried out according to the operation working condition in winter.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. Solar energy building integration heating system, its characterized in that: the heat supply system consists of a photovoltaic power generation system, a PVT photo-thermal system and an electric heating floor heating system, the photovoltaic power generation system comprises a photovoltaic panel (1) and an electric control unit, the PVT photo-thermal system comprises a photo-thermal air channel (3) consisting of the photovoltaic panel (1) and a building wall body (2), an indoor air inlet air valve (4), an indoor air outlet air valve (5), an outdoor air inlet valve (6) and an outdoor exhaust valve (7), the indoor air inlet air valve (4) and the indoor air outlet air valve (5) are used for communicating the photo-thermal air flow channel (3) with the building room (8) to form indoor convection circulation, the outdoor air inlet valve (6) and the outdoor air outlet valve (7) are used for communicating the photo-thermal air channel (3) with the outside of the building to form outdoor convection circulation, the electric heating floor heating system comprises a heating unit arranged in a floor slab, and the heating unit is respectively connected with a commercial power and an electric control unit of the photovoltaic power generation system through electric wires.
2. The solar building integrated heating system of claim 1, wherein: the electric control unit comprises an inverter (9), a power distribution cabinet (10) and a temperature controller (11), the temperature controller (11) is arranged in a building room (8), the heating unit adopts an electric heating mulching film, the generated energy of the photovoltaic power generation system passes through an electric wire and the electric heating mulching film, and heats the floor layer by a fixed heat flow, or the generated energy of the photovoltaic power generation system is sent into the power distribution cabinet (10) through the electric wire and the inverter (9) for building other power requirements.
3. The solar building integrated heating system of claim 1, wherein: the building wall body (2) is provided with a direct beneficial window (12), and the outer side of the building wall body (2) corresponding to the direct beneficial window (12) is not provided with a photovoltaic panel (1).
4. A solar building-integrated heating system according to claim 1, 2 or 3, wherein: the back surface of the photovoltaic panel (1) is directly exposed in the photo-thermal air flow channel (3), and high temperature generated on the back surface of the photovoltaic panel (1) directly exchanges heat with air in the photo-thermal air flow channel (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921531606.2U CN210511879U (en) | 2019-09-13 | 2019-09-13 | Solar building integrated heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921531606.2U CN210511879U (en) | 2019-09-13 | 2019-09-13 | Solar building integrated heating system |
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| Publication Number | Publication Date |
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| CN210511879U true CN210511879U (en) | 2020-05-12 |
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| CN201921531606.2U Active CN210511879U (en) | 2019-09-13 | 2019-09-13 | Solar building integrated heating system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529915A (en) * | 2019-09-13 | 2019-12-03 | 清华大学 | Solar building integrated heating system and its control method |
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2019
- 2019-09-13 CN CN201921531606.2U patent/CN210511879U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529915A (en) * | 2019-09-13 | 2019-12-03 | 清华大学 | Solar building integrated heating system and its control method |
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