[미국특허]
PHOTOVOLTAIC BUILDING MATERIAL WITH ABILITY OF SAFE ELECTRIC POWER GENERATION
원문보기
IPC분류정보
국가/구분
United States(US) Patent
공개
국제특허분류(IPC7판)
H02S-020/25
H02S-040/10
H01L-031/048
H02S-010/12
출원번호
17365458
(2021-07-01)
공개번호
20220014142
(2022-01-13)
우선권정보
JP-2020-002820 (2020-07-09)
발명자
/ 주소
Chen, Tsung-Hsin
Cui, Yong-Xiang
Liu, Keh-Tao
KOBAYASHI, HISAYOSHI
출원인 / 주소
Chen, Tsung-Hsin
인용정보
피인용 횟수 :
0인용 특허 :
0
초록▼
A photovoltaic building material, which can safely generate electric power with solar power energy is disclosed. The photovoltaic building material can be used as building material, and can be directly installed on the fixed part of the building, such as roof, wall or decoration materials on the sur
A photovoltaic building material, which can safely generate electric power with solar power energy is disclosed. The photovoltaic building material can be used as building material, and can be directly installed on the fixed part of the building, such as roof, wall or decoration materials on the surface of building. The photovoltaic building material is accord with the architectural requirements of waterproof, fireproof, load-carrying ability, durability and heat-insulation. When this invention is installed on the roof, the automatic spraying device can be set up on the height of ridge, which realizes the functions of roof cleaning and cooling down by the automatic water spraying. Also, with the auxiliary device, this invention can intensify the ability to withstand strong winds for roof, and can ensure safety in the typhoon/hurricane area.
대표청구항▼
1. A photovoltaic building material with ability of safe electric power generation comprising a metal back plate fixed on a fixed part of a building through transverse or longitudinal connection;a glass plate, wherein a nano-coating is provided upon the glass plate, and the glass plate is provided o
1. A photovoltaic building material with ability of safe electric power generation comprising a metal back plate fixed on a fixed part of a building through transverse or longitudinal connection;a glass plate, wherein a nano-coating is provided upon the glass plate, and the glass plate is provided on the metal back plate;a plastic film connected to a solar cell, the metal back plate and the glass plate, wherein the solar cell is fixed between the metal back plate and the glass plate; andan automatic spraying device assembled at adjacently relative height around the photovoltaic building material, wherein the automatic spraying device provides a water jet on the photovoltaic building material. 2. The photovoltaic building material according to claim 1, wherein the metal back plate has a thickness ≤2 mm and ≥0.1 mm, and the metal back plate is one of an aluminum-zinc alloy coated steel sheet, a zinc-coated steel sheet, a color steel sheet, an aluminum-magnesium alloy sheet, an aluminum alloy sheet, a stainless steel sheet, and an aluminum-magnesium-manganese alloy sheet. 3. The photovoltaic building material according to claim 1, wherein a voltage generated from the photovoltaic building material is less than 48V. 4. The photovoltaic building material according to claim 1, wherein a series circuit of the solar cell is serially manufactured by a usage of process of soldering circuit or laminae bonding, and a parallel circuit of the solar cell is parallelly manufactured by a usage of process of conductivity film strip or transfer printing of conductor. 5. The photovoltaic building material according to claim 1, wherein the solar cell comprises one of a regular single crystalline-silicon cell, a polysilicon cell, a Passivated Emitter Rear Contact (PERC) cell, a Heterojunction with Intrinsic Thin layer (HIT/HJT) cell, an Interdigitated Back Contact (IBC) cell, a Copper Indium Gallium Selenide (CIGS) cell, a thin-film micro crystal silicon cell, and a perovskite cell. 6. The photovoltaic building material according to claim 1, wherein the glass plate comprises one of a thin glass, a photovoltaic glass with nano-coating, an ultra-thin glass composed of organic and inorganic materials, a film plating glass, and a glass composed of complexed transparent material. 7. The photovoltaic building material according to claim 1, wherein the plastic film comprises one of a POE film, a PVB film, a complexed film composed of POE+PVB, and a complexed film composed of POE+PVB+reducing infrared spectrum reflection. 8. The photovoltaic building material according to claim 1, wherein a water channel is formed from top to bottom at an overlapped position where a lower photovoltaic material is covered by an upper photovoltaic material, wherein rainwater flows and is discharged through the water channel, or a waterproof sealing element used for preventing rainwater from going into the overlapped position is set up at the overlapped position between upper and lower photovoltaic materials. 9. The photovoltaic building material according to claim 8, wherein at least a stiffening rib is set up at the overlapped position between upper and lower photovoltaic building materials. 10. The photovoltaic building material according to claim 1, wherein an underside DC circuit lead-out wire is set up on the photovoltaic building material, and wherein the underside DC circuit lead-out wire passes through a hole at a grooved edge of the fixed part of the two photovoltaic building materials, enters into a closed slot below a waterproof cover, is assembled inside a groove at an overlapped position of the fixed part of the two photovoltaic building materials and forms a closed DC cable slot with the waterproof cover. 11. The photovoltaic building material according to claim 10, wherein the waterproof cover is independent of the photovoltaic building material, and the waterproof cover has a different color of meatal material property from the photovoltaic building material. 12. The photovoltaic building material according to claim 1, wherein the automatic spraying device is assembled on an upper position of a roof ridge in order to provide the water jet on the photovoltaic building material. 13. The photovoltaic building material according to claim 13, further comprising: a rainwater reclaiming device set up at a relative lower position of a roof, wherein the automatic spraying device is connected to the rainwater reclaiming device, and the rainwater reclaiming device reclaims the water flowing down from the roof or the metal back plate, and the rainwater reclaiming device guides the water onto the spraying device after the water being processed by a filtering system. 14. The photovoltaic building material according to claim 1, further comprising: a reverse wing device assembled on a main structure, wherein the reverse wing device enhances a downforce of the building when suffering from a strong wind. 15. The photovoltaic building material according to claim 1, further comprising: a plurality of cable trays assembled on an edge of a roof or on a ridge, wherein when receiving a strong wind, the cable tray forms a turbulent flow to destroy the wind field of the strong wind, hence reduce damage to the roof. 16. The photovoltaic building material according to claim 1, further comprising: a plurality of wind turbines, wherein the wind turbines are assembled on an edge of a roof and arranged in array type, and the wind turbines are arranged to form a wind turbine wall structure and absorb partial wind power.
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