CN214591306U - Solar photoelectric curtain wall - Google Patents

Solar photoelectric curtain wall Download PDF

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Publication number
CN214591306U
CN214591306U CN202120948309.9U CN202120948309U CN214591306U CN 214591306 U CN214591306 U CN 214591306U CN 202120948309 U CN202120948309 U CN 202120948309U CN 214591306 U CN214591306 U CN 214591306U
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curtain wall
photovoltaic module
photovoltaic
module
glass
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彭波
欧阳国安
代静涛
段海平
杨春生
宇世鹏
吕南东
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CCFEB Industrial Equipment Installation Co Ltd
China Construction Fifth Bureau Installation Engineering Co Ltd
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China Construction Fifth Bureau Installation Engineering Co Ltd
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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]
    • 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
    • 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
    • Y02E10/52—PV systems with concentrators
    • 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 provides a solar energy photoelectric curtain wall. Comprises a plurality of reflecting units arranged on a wall body; the reflecting unit comprises reflecting glass and a photovoltaic assembly; a first included angle is formed between the reflective glass and the photovoltaic module; the backlight surface of the photovoltaic module is provided with a cooling module, and the cooling module comprises a plurality of heat pipes in contact with the photovoltaic module. The utility model can reflect the sunlight to the photovoltaic component through the reflective glass by combining the reflective glass and the photovoltaic component, thereby increasing the solar radiation energy received by the photovoltaic component; the backlight surface of the photovoltaic module is provided with a cooling module, the cooling module comprises a plurality of heat pipes in contact with the photovoltaic module, and the photoelectric conversion efficiency of the photovoltaic module is prevented from being influenced by overhigh temperature.

Description

Solar photoelectric curtain wall
Technical Field
The utility model relates to a photoelectric technology field, concretely relates to solar energy photoelectric curtain wall.
Background
The solar photoelectric curtain wall meets the requirements of modern life on green buildings, and due to the low photoelectric conversion efficiency, high cost and the like, the popularization of the solar photoelectric curtain wall is seriously hindered. On one hand, in order to improve the photoelectric conversion efficiency, the solar photoelectric curtain wall is adjusted to be a concave surface or a paraboloid, so that the investment in the early stage is inevitably increased, and the maintenance cost in the later stage is also improved; if the solar sun tracking system is adopted to improve the solar radiation energy received by the photovoltaic panel, the whole photoelectric system is more complicated, the cost is increased, and the system reliability is poor. On the other hand, the photoelectric curtain wall can make the photovoltaic board surface temperature rise when accepting solar radiation energy, and the photoelectric conversion efficiency of photovoltaic board can reduce, and adopt conventional physics cooling measure among the prior art if setting up the fan, can lead to the curtain wall structure complicated, produces extra power consumptive, and operation and maintenance cost increase.
In summary, there is an urgent need for a solar photovoltaic curtain wall to solve the problems in the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a solar energy photoelectric curtain wall to solve the lower problem of photoelectric conversion efficiency of photoelectric curtain wall.
In order to achieve the purpose, the utility model provides a solar photoelectric curtain wall, which comprises a plurality of reflecting units arranged on a wall body; the reflecting unit comprises reflecting glass and a photovoltaic assembly; a first included angle is formed between the reflective glass and the photovoltaic module; the backlight surface of the photovoltaic module is provided with a cooling module, and the cooling module comprises a plurality of heat pipes in contact with the photovoltaic module.
Preferably, the cooling assembly further comprises a cooling water pipe in contact with the heat pipe, and the cooling water pipe is communicated with a water supply system.
Preferably, the reflective glass is photosensitive glass.
Preferably, a second included angle is formed between the photovoltaic module and the horizontal plane.
Preferably, the second included angle is between the local latitude value and the local latitude value +23.5 °.
Preferably, the light facing surface of the photovoltaic module is provided with curtain wall glass.
Preferably, the solar photoelectric curtain wall further comprises a mounting frame connected between the wall body and the reflecting unit; the mounting rack comprises a rotating shaft for mounting the reflective glass.
Preferably, the mounting bracket further comprises a support bracket for supporting the reflection unit.
Use the technical scheme of the utility model, following beneficial effect has:
(1) in the utility model, through the combination of the reflective glass and the photovoltaic component, the sunlight can be reflected to the photovoltaic component through the reflective glass, and the solar radiation energy received by the photovoltaic component is increased; in winter, sunlight can be reflected to the accumulated snow of the photovoltaic module through the reflective glass to melt the snow; photovoltaic module's shady face is equipped with cooling module, and cooling module includes a plurality of heat pipes with the contact of photovoltaic module for realize for the photovoltaic module cooling, avoid the high temperature to cause the influence to photovoltaic module's photoelectric conversion efficiency, need not additionally set up solar energy and chase after a day system or cooling blower, make the photoelectricity curtain simple structure in this application, and can reduce manufacturing cost.
(2) The utility model discloses in, cooling unit still include with the condenser tube of heat pipe contact, condenser tube and water supply system intercommunication. The heat pipe transfers heat to the cooling water pipe, so that heat absorption substances in the heat pipe are condensed, and the photovoltaic component is conveniently and continuously cooled; after the cooling water pipe receives the heat transferred by the heat pipe, the temperature of the water inside the cooling water pipe rises, the cooling water pipe is connected to a water supply system, the living hot water can be supplied, and the utilization efficiency of solar radiation energy is improved.
(3) The utility model discloses in, through the reflection of light glass that sets up the luminousness variable, when satisfying indoor daylighting requirement, can realize adjusting indoor thermal supplementary.
(4) The utility model discloses in, set up photovoltaic module through the slope, enable the sunlight and shine on photovoltaic module with being close vertically state, can promote the utilization degree of solar radiation energy.
(5) The utility model discloses in, photovoltaic module's plain noodles is equipped with curtain wall glass for form surface protection to photovoltaic module.
(6) The utility model discloses in, for guaranteeing the incident angle between sunlight and the photovoltaic module, the second contained angle value range between photovoltaic module and the horizontal plane is local latitude value ~ local latitude value +23.5, combines the reflection principle of sine theorem and light to calculate first contained angle and solar radiation intensity gain part between reflection of light glass and the photovoltaic module, is convenient for adjust reflection of light glass to reach the maximum utilization ratio to solar radiation energy.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a schematic structural diagram of a solar photovoltaic curtain wall in an embodiment of the present application;
FIG. 2 is an enlarged view of a portion of FIG. 1 in an embodiment of the present application;
FIG. 3 is a front view of a cooling assembly in an embodiment of the present application;
FIG. 4 is a schematic structural diagram of a mounting bracket in an embodiment of the present application;
FIG. 5 is a schematic diagram of a solar photovoltaic curtain wall adjusting method according to an embodiment of the present application;
the solar energy curtain wall comprises a solar panel, a photovoltaic module, a cooling module, a heat pipe, a cooling water pipe, a base plate, a curtain wall glass, a mounting frame, a rotating shaft, a supporting frame and a heat pipe, wherein the solar panel comprises 1 reflective glass, 2 the photovoltaic module, 3 the cooling module, 3.1 the heat pipe, 3.2 the cooling water pipe, 3.3 the base plate, 4 the curtain wall glass, 5 the mounting frame, 5.1 the rotating shaft, 5.2 the supporting frame.
Detailed Description
The embodiments of the invention will be described in detail hereinafter with reference to the accompanying drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
Example (b):
referring to fig. 1 to 5, the present embodiment is applied to improve the photoelectric conversion efficiency of a photoelectric curtain wall of a building wall.
A solar photoelectric curtain wall comprises a plurality of reflecting units arranged on a wall body; the reflecting unit comprises reflecting glass 1 and a photovoltaic module 2; a first included angle is formed between the reflective glass 1 and the photovoltaic module 2, and a plurality of reflective units are distributed in a zigzag manner along the height direction of the wall body, as shown in fig. 1; sunlight is reflected to the photovoltaic module 2 through the reflective glass 1, and solar radiation energy received by the photovoltaic module 2 is increased; in winter, sunlight can be reflected to the accumulated snow on the photovoltaic module 2 through the reflective glass 1 to realize snow melting; referring to fig. 2, the backlight surface of the photovoltaic module 2 is provided with a cooling module 3, the cooling module 3 includes a plurality of heat pipes 3.1 contacting with the photovoltaic module 2, so as to cool the photovoltaic module 2 and avoid the influence of overhigh temperature on the photoelectric conversion efficiency of the photovoltaic module 2. Referring to fig. 3, in the present embodiment, 7 heat pipes 3.1 are uniformly distributed on a bottom plate 3.3 of the cooling assembly 3, so as to uniformly cool the photovoltaic assembly 2.
The cooling assembly 3 further comprises a cooling water pipe 3.2 contacted with the heat pipe 3.1, and the cooling water pipe 3.2 is communicated with a water supply system. The heat pipe 3.1 transfers heat to the cooling water pipe 3.2, so that heat absorption substances in the heat pipe 3.1 are condensed, and the photovoltaic component 2 is conveniently and continuously cooled; after the cooling water pipe 3.2 receives the heat transferred by the heat pipe 3.1, the temperature of the water inside the cooling water pipe 3.2 rises, the water is connected to a water supply system to realize the supply of domestic hot water, and the utilization efficiency of solar radiation energy is improved.
The reflective glass 1 is photosensitive glass, and the light transmittance of the reflective glass 1 can be adjusted through outdoor temperature change. Sunlight irradiates on the reflective glass 1, one part of the light is reflected by the reflective glass 1 and irradiates on the photovoltaic module 2, and the other part of the sunlight penetrates through the reflective glass 1 through refraction and irradiates into the transparent wall body, so that the indoor lighting requirement is met; when the outdoor temperature is higher in summer, the light transmittance of the reflective glass 1 is lower, the sunlight entering the room is less, and the heat entering the room is reduced; when the outdoor temperature is lower in winter, the light transmittance of the reflective glass 1 is higher, more sunlight enters the room, and the heat entering the room can be increased.
Be provided with the second contained angle between photovoltaic module 2 and the horizontal plane, when photovoltaic module 2 is vertical attached on the wall body, contained angle between photovoltaic module 2 and the sunlight is less, and sets up photovoltaic module 2 through the slope, enables the sunlight and shines on photovoltaic module 2 with being close vertically state, can promote the utilization degree of solar radiation energy.
In order to ensure the incident angle between sunlight and the photovoltaic module 2, the second included angle beta is a specific value from a local latitude value to a local latitude value plus 23.5 degrees, the value of the second included angle can be selected according to the climate of the location of the building, and when the location of the building is in heavy summer (such as a tropical region with the latitude), the local latitude value is taken as beta; when the building is in a long place in winter (such as a high-latitude cold-zone area), the local latitude value is plus 23.5 degrees; when the building is located at the low latitude and high latitude transition region, beta is equal to the local latitude value +10 deg.
The light facing surface of the photovoltaic module 2 is provided with curtain wall glass 4 for forming surface protection for the photovoltaic module 2.
Referring to fig. 4, the solar photovoltaic curtain wall further includes a mounting frame 5 connected between the wall and the reflection unit; mounting bracket 5 is including pivot 5.1 that is used for installing reflection of light glass 1, and reflection of light glass 1 can rotate along pivot 5.1 to adjust the first contained angle between reflection of light glass 1 and photovoltaic module 2
Figure BDA0003052063110000042
The mounting frame 5 further comprises a support frame 5.2 for supporting the reflection unit, and the support frame is used for realizing fixed connection between the reflection unit and the wall body.
A solar photoelectric curtain wall adjusting method is disclosed, referring to fig. 5, the solar photoelectric curtain wall comprises the following steps:
step A: setting a first included angle between the reflective glass 1 and the photovoltaic module 2 according to the location of the building
Figure BDA0003052063110000043
A second included angle beta between the photovoltaic module 2 and the horizontal plane;
wherein the beta value is determined according to the position of the building according to the foregoing, and the first included angle between the reflective glass 1 and the photovoltaic module 2
Figure BDA0003052063110000044
Determined by expression 1):
Figure BDA0003052063110000041
wherein alpha is an included angle between the incident rays of the sun and the reflective glass; theta is the solar altitude; in fig. 5, a triangle Δ ABC is formed by the reflective glass 1, the photovoltaic module 2 and the reflected light, and expression 2) and expression 3) can be obtained by combining the sine theorem and the reflection principle of light:
Figure BDA0003052063110000051
Figure BDA0003052063110000052
wherein l1Is the length of the reflecting glass 1 l2Is the length of the curtain wall glass 4 l3Is the length of the photovoltaic module 2,/4The solar radiation intensity gain part can be regarded as l because the photovoltaic module 2 is clamped in the curtain wall glass 42＝l3And simultaneous expressions 1 to 3 can calculate a first included angle between the reflective glass 1 and the photovoltaic module 2
Figure BDA0003052063110000053
And a solar radiation intensity gain section l4。
And B: be connected photovoltaic module 2 and cooling module 3, can realize being connected the cooling of photovoltaic module 2, simultaneously with condenser tube 3.2 and the water supply system in the cooling module 3, can realize the supply of life hot water, promote the utilization efficiency of solar radiation energy.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. A solar photoelectric curtain wall is characterized by comprising a plurality of reflecting units arranged on a wall body; the reflecting unit comprises reflecting glass (1) and a photovoltaic module (2); a first included angle is formed between the reflective glass (1) and the photovoltaic module (2); the backlight surface of photovoltaic module (2) is equipped with cooling module (3), cooling module (3) include a plurality of heat pipes (3.1) with photovoltaic module (2) contact.
2. The solar photovoltaic curtain wall according to claim 1, characterized in that said cooling module (3) further comprises a cooling water pipe (3.2) in contact with said heat pipe (3.1), said cooling water pipe (3.2) being in communication with a water supply system.
3. The solar photoelectric curtain wall of claim 1, wherein the reflective glass (1) is photosensitive glass.
4. The solar photovoltaic curtain wall according to claim 1, characterized in that a second angle is provided between the photovoltaic module (2) and the horizontal plane.
5. The solar photovoltaic curtain wall of claim 4, wherein the second included angle is between a local latitude value and a local latitude value +23.5 °.
6. The solar photovoltaic curtain wall according to claim 1, characterized in that the light-facing surface of the photovoltaic module (2) is provided with curtain wall glass (4).
7. The solar photovoltaic curtain wall of claim 1, further comprising a mounting frame (5) connected between the wall and the reflecting unit; the mounting rack (5) comprises a rotating shaft (5.1) for mounting the reflective glass (1).
8. The solar photovoltaic curtain wall according to claim 7, characterized in that said mounting frame (5) further comprises a support frame (5.2) for supporting the reflecting unit.
CN202120948309.9U 2021-05-06 2021-05-06 Solar photoelectric curtain wall Active CN214591306U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113098386A (en) * 2021-05-06 2021-07-09 中建五局安装工程有限公司 Solar photoelectric curtain wall and adjusting method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113098386A (en) * 2021-05-06 2021-07-09 中建五局安装工程有限公司 Solar photoelectric curtain wall and adjusting method

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Address after: 9th Floor, New Zhoubang Science and Technology Building, No. 9 Changye Road, Liulian Community, Pingshan Street, Pingshan District, Shenzhen, Guangdong, 518118

Patentee after: CHINA CONSTRUCTION FIFTH ENGINEERING INSTALLATION Co.,Ltd.

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Patentee before: CHINA CONSTRUCTION FIFTH ENGINEERING INSTALLATION Co.,Ltd.