CN116591299A - Building roof photovoltaic and construction method thereof - Google Patents
Building roof photovoltaic and construction method thereof Download PDFInfo
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- CN116591299A CN116591299A CN202310708706.2A CN202310708706A CN116591299A CN 116591299 A CN116591299 A CN 116591299A CN 202310708706 A CN202310708706 A CN 202310708706A CN 116591299 A CN116591299 A CN 116591299A
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- 238000010276 construction Methods 0.000 title claims abstract description 16
- 238000012544 monitoring process Methods 0.000 claims description 28
- 239000011521 glass Substances 0.000 claims description 27
- 238000009434 installation Methods 0.000 claims description 21
- 238000003466 welding Methods 0.000 claims description 18
- MARUHZGHZWCEQU-UHFFFAOYSA-N 5-phenyl-2h-tetrazole Chemical compound C1=CC=CC=C1C1=NNN=N1 MARUHZGHZWCEQU-UHFFFAOYSA-N 0.000 claims description 17
- 229910000838 Al alloy Inorganic materials 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 4
- 238000005553 drilling Methods 0.000 claims description 4
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 2
- 239000008397 galvanized steel Substances 0.000 claims description 2
- 238000005286 illumination Methods 0.000 abstract description 6
- 238000010248 power generation Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 9
- 238000005259 measurement Methods 0.000 description 7
- 238000002834 transmittance Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/88—Curtain walls
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F10/00—Sunshades, e.g. Florentine blinds or jalousies; Outside screens; Awnings or baldachins
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/20—Supporting structures directly fixed to an immovable object
- H02S20/22—Supporting structures directly fixed to an immovable object specially adapted for buildings
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/20—Supporting structures directly fixed to an immovable object
- H02S20/22—Supporting structures directly fixed to an immovable object specially adapted for buildings
- H02S20/23—Supporting structures directly fixed to an immovable object specially adapted for buildings specially adapted for roof structures
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/20—Supporting structures directly fixed to an immovable object
- H02S20/22—Supporting structures directly fixed to an immovable object specially adapted for buildings
- H02S20/26—Building materials integrated with PV modules, e.g. façade elements
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/32—Electrical components comprising DC/AC inverter means associated with the PV module itself, e.g. AC modules
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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]
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a building roof photovoltaic and a construction method thereof, wherein the building roof photovoltaic comprises a building main body, a photovoltaic curtain wall arranged on the building main body and a photovoltaic roof arranged on the top of the building main body; the photovoltaic curtain wall comprises a supporting member connected to the outer side wall of the building main body and an outer wall photovoltaic assembly connected to the supporting member; the photovoltaic roof includes the photovoltaic support of installing at the building main part top and is fixed in the top photovoltaic module on the photovoltaic support. The outer wall photovoltaic module is arranged on the outer side wall of the building main body through the supporting member, the top photovoltaic module is arranged on the top of the building through the photovoltaic bracket, and compared with the mode of only arranging the photovoltaic plates on the top or the outer wall of the building, more photovoltaic plates can be arranged, the illumination receiving area of the photovoltaic plates is increased, and the generated energy is greatly increased; compared with the existing mode of integrally installing the photovoltaic on the outer wall of the wall, the photovoltaic integrated type wall body has the advantages that the original wall body of the building is not required to be dismantled, the building structure is not damaged, and the structural layout of the building and the movable space inside the building are not influenced.
Description
Technical Field
The invention relates to the technical field of steel structure buildings, in particular to a building roof photovoltaic and a construction method thereof.
Background
In order to maximize the utilization of the large-range sunlight received by the buildings, photovoltaic panels are installed on the outer walls of the buildings, and the photovoltaic panels are used for converting the light energy of the sunlight into available electric energy. If only photovoltaic panels are placed in the roof space of a building, the light received by the photovoltaic panels is limited, the roof area is small, the number of photovoltaic panels which can be placed is small, and therefore the power generation amount of the photovoltaic panels is limited. The existing photovoltaic panels installed on the outer wall of a building are installed together when the building wall is constructed and built, and are integrated with the building wall, if the existing building wants to install the power generation photovoltaic panels on the wall after the construction and the building are completed, the existing wall structure of the building can be damaged, even the wall structure of the original building part needs to be dismantled, the internal structural layout of the building is influenced, and even the movable space inside the building is influenced.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is that the existing building in the prior art can damage the original building structure of the building and influence the internal space of the building when the solar panel is installed on the outer wall, so as to provide the building roof photovoltaic and the construction method thereof.
In order to solve the technical problems, the technical scheme of the invention is as follows:
a building roof photovoltaic comprises a building main body, a photovoltaic curtain wall arranged on the building main body and a photovoltaic roof arranged on the top of the building main body; the photovoltaic curtain wall comprises a supporting member connected to the outer side wall of the building main body and an outer wall photovoltaic assembly connected to the supporting member; the photovoltaic roof comprises a photovoltaic bracket arranged at the top of the building main body and a top photovoltaic module fixed on the photovoltaic bracket.
Further, the outer wall photovoltaic assembly comprises an arc photovoltaic curtain wall, a photovoltaic sunshade structure and a facade photovoltaic curtain wall; the arc photovoltaic curtain wall is installed on the outer wall of the front elevation of the building main body, the photovoltaic sunshade structure is installed above the window of the building main body, and the elevation photovoltaic curtain wall is installed on the outer wall of the side elevation of the building main body.
Further, the arc-shaped photovoltaic curtain wall and the facade photovoltaic curtain wall are both made of light-transmitting cadmium telluride glass, and the photovoltaic sunshade structure is made of light-impermeable cadmium telluride glass.
Further, the outer wall photovoltaic assembly further comprises a photovoltaic canopy, and the photovoltaic canopy is installed above the main entrance of the building main body through a support column; the photovoltaic canopy is made of light-transmitting cadmium telluride glass.
Further, the top photovoltaic module is a top photovoltaic panel, and a movable space is arranged between the top photovoltaic panel and the top of the building main body.
A construction method of building roof photovoltaic comprises the following steps:
s1: an outer vertical surface bracket is arranged on the outer wall of the building main body, and a photovoltaic bracket is arranged on the top of the building main body;
s2: the method comprises the steps that a first photovoltaic module is installed on an outer elevation support, and a second photovoltaic module is fixed on the photovoltaic support;
s3: laying at least two groups of direct current cables, and respectively connecting the first photovoltaic module and the second photovoltaic module in the step S2 in series;
s4: installing at least two groups of inverters, wherein the first photovoltaic module and the second photovoltaic module in the step S2 are electrically connected;
s5: and (4) laying at least two groups of alternating current cables, respectively and electrically connecting the at least two groups of inverters in the step (S4) in a one-to-one correspondence manner, and connecting the two groups of alternating current cables into the parallel electric cabinet.
Further, in the step S1, before the outer vertical surface support and the photovoltaic support are installed, an installation area of the solar panel needs to be determined, positioning point marks are divided and made according to different installation areas, paying off is performed according to each positioning point, retesting is performed, and installation positions of the outer vertical surface support and the photovoltaic support at each point are confirmed.
Further, the first photovoltaic module includes an arc photovoltaic curtain wall installed on an outer wall of a front elevation of the building main body, and the installation steps include: measuring and paying off, installing embedded parts, installing outer elevation brackets in a bolt connection mode, installing arc-shaped photovoltaic plates, connecting arc-shaped photovoltaic plates in series, wiring, installing inverters, wrapping aluminum alloy edges and closing in, and operating a monitoring system.
Further, the first photovoltaic module further includes a photovoltaic sunshade structure installed above the window of the building body, and the installing step thereof includes: measuring and paying off, installing a fixing piece, welding an outer vertical surface bracket, integrally welding a photovoltaic glass frame, integrally hoisting the photovoltaic glass frame, installing a sunlight shielding photovoltaic plate, wiring, connecting the sunlight shielding photovoltaic plates in series, installing an inverter, wrapping and closing in by aluminum alloy, and operating a monitoring system.
Further, the first photovoltaic module further comprises a facade photovoltaic curtain wall installed on the outer wall of the side facade of the building main body, and the installation steps comprise: measuring and paying off, drilling holes on the beam and column positions of the structural part exposing the building main body by using an electric drill, cleaning the holes, implanting chemical anchor bolts, installing pre-embedded galvanized steel sheets, carrying out secondary positioning paying off to determine the connection position of the outer elevation support and the keel, carrying out integral frame welding, carrying out integral welding and hoisting on the keel, installing a vertical photovoltaic plate, connecting the vertical photovoltaic plates in series, wiring, installing an inverter, wrapping edges by using an aluminum alloy, and closing up to operate a monitoring system.
The technical scheme of the invention has the following advantages:
1. according to the building roof photovoltaic, the outer wall photovoltaic component is arranged on the outer side wall of the building main body through the supporting component, the top photovoltaic component is arranged on the top of the building through the photovoltaic bracket, and compared with a mode that only the photovoltaic panel is arranged on the top or the outer wall of the building, more photovoltaic panels can be placed, so that the illumination receiving area of the photovoltaic panel is improved to a greater extent, and the generated energy can be greatly improved; compared with the existing mode of integrally installing the photovoltaic on the outer wall of the wall, the method for fixedly installing the photovoltaic module on the outer wall and the photovoltaic module on the top of the wall respectively through the supporting member and the photovoltaic bracket does not need to dismantle the original wall of the building, does not damage the building structure, and does not influence the structural layout of the building and the movable space inside the building.
2. The building roof photovoltaic module comprises an arc photovoltaic curtain wall, a photovoltaic sunshade structure and a facade photovoltaic curtain wall; the arc photovoltaic curtain wall is arranged on the outer wall of the front elevation of the building main body, the photovoltaic sunshade structure is arranged above a window of the front elevation of the building main body, and the elevation photovoltaic curtain wall is arranged on the outer wall of the side elevation of the building main body. By the arrangement, the area of the outer wall photovoltaic module capable of receiving sunlight can be increased by arranging the arc-shaped photovoltaic curtain wall, so that the generated energy is improved; the photovoltaic sunshade structure is arranged above the window of the building main body, so that the sunshade structure can be added to the window when power generation is performed through the photovoltaic sunshade structure, and the heat insulation effect of the building is improved; through installing the face photovoltaic curtain on the building main part side elevation outer wall, can increase the quantity of placing of photovoltaic board, enlarge the area of receiving illumination, can improve the generated energy by a wide margin.
3. The building roof photovoltaic, the arc-shaped photovoltaic curtain wall and the facade photovoltaic curtain wall are both made of light-transmitting cadmium telluride glass, and the photovoltaic sunshade structure is made of light-impermeable cadmium telluride glass. By the arrangement, the lighting rate of the arc photovoltaic curtain wall and the facade photovoltaic curtain wall can be ensured through the light-transmitting cadmium telluride glass. The light shielding property can be improved through the light-proof cadmium telluride glass, so that the sun-shading effect of the photovoltaic sun-shading structure is guaranteed.
4. The building roof photovoltaic, outer wall photovoltaic module further comprises a photovoltaic canopy, the photovoltaic canopy is arranged above the main entrance of the building main body through the support columns, and the photovoltaic canopy can provide sunshade and rain shielding functions at the building entrance and can fully utilize the photovoltaic canopy to generate electricity; the photovoltaic canopy is made of light-transmitting cadmium telluride glass canopy, so that the lighting rate of building entrances and exits can be guaranteed.
5. According to the building roof photovoltaic, a movable space is arranged between the top photovoltaic panel and the top of the building main body. So set up, compare the mode of directly laying the photovoltaic board at the building top surface, can strengthen the ventilation radiating effect at building top, and when the furthest increases building photovoltaic power generation area, can also guarantee the activity space on roof.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a perspective structural view of a building roof photovoltaic provided in an embodiment of the present invention;
fig. 2 is a side view of a building roof photovoltaic provided in an embodiment of the present invention.
Reference numerals illustrate: 1. a building main body; 11. a main entrance; 12. a window; 2. arc photovoltaic curtain wall; 3. a solar photovoltaic shielding structure; 4. vertical photovoltaic curtain walls; 5. a photovoltaic canopy; 6. photovoltaic roofs.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In addition, the technical features of the different embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
1-2, a building roof photovoltaic, comprising a building body 1, a photovoltaic curtain wall mounted on the building body 1, and a photovoltaic roof 6 mounted on the top of the building body 1; the photovoltaic curtain wall comprises a supporting member connected to the outer side wall of the building main body 1 and an outer wall photovoltaic assembly connected to the supporting member; the photovoltaic roof 6 includes a photovoltaic bracket mounted on the top of the building body 1 and a top photovoltaic module fixed to the photovoltaic bracket.
According to the building roof photovoltaic, the outer wall photovoltaic component is installed on the outer side wall of the building main body 1 through the supporting member, the top photovoltaic component is installed on the top of the building through the photovoltaic bracket, and compared with a mode that only the photovoltaic panel is installed on the top or the outer wall of the building, more photovoltaic panels can be placed, so that the illumination receiving area of the photovoltaic panels is improved to a greater extent, and the generated energy can be greatly improved; compared with the existing mode of integrally installing the photovoltaic on the outer wall of the wall, the method for fixedly installing the photovoltaic module on the outer wall and the photovoltaic module on the top of the wall respectively through the supporting member and the photovoltaic bracket does not need to dismantle the original wall of the building, does not damage the building structure, and does not influence the structural layout of the building and the movable space inside the building.
In the embodiment, the outer wall photovoltaic assembly comprises an arc-shaped photovoltaic curtain wall 2, a photovoltaic sunshade structure and a facade photovoltaic curtain wall 4; the arc photovoltaic curtain wall 2 is installed on the outer wall of the front elevation of the building main body 1, the photovoltaic sunshade structure is installed above the window 12 of the front elevation of the building main body 1, and the vertical photovoltaic curtain wall 4 is installed on the outer wall of the side elevation of the building main body 1. By arranging the arc-shaped photovoltaic curtain wall 2, the area of the outer wall photovoltaic module capable of receiving sunlight can be increased, and the generated energy is further improved; by arranging the photovoltaic sunshade structure above the window 12 of the building main body 1, the sunshade structure can be added to the window 12 when power generation is performed through the photovoltaic sunshade structure, so that the heat insulation effect of the building is improved; by installing the vertical photovoltaic curtain walls 4 on the outer walls of the side vertical surfaces of the building main body 1, the number of the photovoltaic panels can be increased, the area for receiving illumination is enlarged, and the generated energy can be greatly improved.
In the embodiment, the arc-shaped photovoltaic curtain wall is made of transparent cadmium telluride glass with 240% of light transmittance, the vertical photovoltaic curtain wall 4 is made of transparent cadmium telluride glass with 20% of light transmittance, and the photovoltaic sun-shading structure is made of opaque cadmium telluride glass. By adopting the light-transmitting cadmium telluride glass, the lighting rate of the positions of the arc-shaped photovoltaic curtain wall 2 and the facade photovoltaic curtain wall 4 can be ensured. The light shielding property can be improved by adopting the light-proof cadmium telluride glass, so that the sun-shading effect of the photovoltaic sun-shading structure is ensured. Specifically, there is the interval between facade photovoltaic curtain 4 and the outer wall of building main part 1, so set up, can make building main part 1 side also can keep ventilation effect through the interval under the condition of installing facade photovoltaic curtain 4.
In this embodiment, the outer wall photovoltaic module further includes a photovoltaic canopy 5, and the photovoltaic canopy 5 is installed above the main entrance 11 of the building main body 1 through the support column, so that the arrangement can provide a sunshade and rain-shielding function at the position of the building entrance, and meanwhile, the photovoltaic canopy 5 can be fully utilized to generate electricity; the photovoltaic canopy 5 is made of a light-transmitting cadmium telluride glass canopy with 40% light transmittance, so that the lighting rate at the building entrance can be ensured.
In this embodiment, a movable space is provided between the top photovoltaic panel and the top of the building body 1. So set up, compare the mode of directly laying the photovoltaic board at the building top surface, can strengthen the ventilation radiating effect at building top, and when the furthest increases building photovoltaic power generation area, can also guarantee the activity space on roof. Specifically, the photovoltaic support is a plurality of at 1 top even interval of building main part and is array arrangement, and top photovoltaic module includes a plurality of roof photovoltaic boards of fixed mounting on a plurality of photovoltaic supports, and roof photovoltaic board adopts monocrystalline silicon photovoltaic board, and the photovoltaic support is the Y type.
A construction method of building roof photovoltaic comprises the following steps:
s1: an outer vertical surface bracket is arranged on the outer wall of the building main body 1, and a first photovoltaic module is arranged on the outer vertical surface bracket; a photovoltaic bracket is arranged at the top of the building main body 1, and a second photovoltaic module is fixed on the photovoltaic bracket;
s2: arranging a cable, connecting the first photovoltaic modules in the step S1 in series, and connecting the second photovoltaic modules in the step S1 in series;
s3: installing at least two groups of inverters, wherein the two groups of inverters are respectively and electrically connected with the first photovoltaic module and the second photovoltaic module through cables in the step S2;
s4: and installing a grid-connected cabinet electrically connected with the second photovoltaic module and the second photovoltaic module, and combining the second photovoltaic module and the second photovoltaic module into a power grid.
According to the construction method of building roof photovoltaic, the outer vertical surface support is arranged on the outer wall of the building to provide support and fixation for installing the first photovoltaic module, the photovoltaic support is arranged on the top of the building to provide support and fixation for installing the second photovoltaic module, and compared with a mode that only the photovoltaic panel is arranged on the top or the outer wall of the building, more photovoltaic panels can be placed, so that the area of the photovoltaic panel for receiving illumination is increased to a greater extent, and the generated energy can be greatly increased; compared with the existing mode of integrally installing the photovoltaic on the outer wall of the wall, the method for fixedly installing the photovoltaic module on the outer wall and the photovoltaic module on the top of the wall respectively through the supporting member and the photovoltaic bracket does not need to dismantle the original wall of the building, does not damage the building structure, and does not influence the structural layout of the building and the movable space inside the building. The first photovoltaic module and the second photovoltaic module are respectively connected in series by a cable, and direct current in the first photovoltaic module and the second photovoltaic module is converted into usable alternating current by installing an inverter; the electric quantity generated by the first photovoltaic module and the second photovoltaic module enters the grid-connected cabinet through the AC cable which is laid and connected into the grid-connected cabinet, so that the electric quantity of the current generated by the first photovoltaic module and the second photovoltaic module can be controlled and used conveniently.
In this embodiment, in step S1, before the outer facade support and the photovoltaic support are installed, the installation area of the solar panel needs to be determined first, positioning point marks are divided and made according to different installation areas, then paying off is performed according to each positioning point, retesting is performed, and the installation positions of the outer facade support and the photovoltaic support at each point are confirmed. By the arrangement, the construction precision can be ensured, so that the adjustment amount of the subsequent process is reduced.
In the embodiment, a monitoring system electrically connected with the two groups of inverters is also arranged, and the system is suitable for collecting and transmitting the power generation data, fault alarm, environment data and the like of the inverters through data, and real-time monitoring and data retention are carried out through the monitoring system.
In this embodiment, the first photovoltaic module includes an arc-shaped photovoltaic curtain wall 2 mounted on an outer wall of a front face of a building main body 1, and the mounting steps include: measuring and paying off, installing embedded parts, installing outer elevation brackets in a bolt connection mode, installing arc-shaped photovoltaic plates, connecting arc-shaped photovoltaic plates in series, wiring, installing inverters, wrapping aluminum alloy edges and closing in, and operating a monitoring system.
Specifically, before installing the arc-shaped photovoltaic curtain wall 2, paying-off measurement is required to be performed on the area (namely on the outer wall of the front elevation of the building main body 1) of the building main body 1, where the arc-shaped photovoltaic curtain wall 2 needs to be installed, according to a drawing, so that reasonable planning is ensured; a plurality of embedded parts are fixedly arranged on the outer wall of the front elevation of the building main body 1; the outer facade support is fixedly installed on the embedded part through bolts, the arc-shaped photovoltaic plates are fixedly installed on the outer facade support, cables are arranged, the arc-shaped photovoltaic plates are connected in series, the arc-shaped photovoltaic plates are electrically connected with the inverter through the cables, an aluminum alloy bag Bian Shoukou is arranged at the edge of each arc-shaped photovoltaic plate, a monitoring system electrically connected with the inverter is installed, and the monitoring system electrically connected with the arc-shaped photovoltaic curtain wall 2 is operated after the installation is completed, so that monitoring of power generation data of the arc-shaped photovoltaic curtain wall 2 is realized.
In this embodiment, the first photovoltaic module further includes a photovoltaic sunshade structure mounted above the window 12 of the building body 1, and the mounting step thereof includes: measuring and paying off, installing a fixing piece, welding an outer vertical surface bracket, integrally welding a photovoltaic glass frame, integrally hoisting the photovoltaic glass frame, installing a sunlight shielding photovoltaic plate, wiring, connecting the sunlight shielding photovoltaic plates in series, installing an inverter, wrapping and closing in by aluminum alloy, and operating a monitoring system.
Specifically, before the photovoltaic sunshade structure is installed, paying-off measurement is performed on the area (namely, on the outer wall above the window 12 on the right vertical face of the building main body 1) where the photovoltaic sunshade structure needs to be installed on the building main body 1 according to a drawing, so that reasonable planning is ensured; a plurality of fixing pieces are fixedly arranged on the outer wall above the window 12 of the front elevation of the building main body 1; welding an outer vertical surface bracket on the fixing piece, welding a photovoltaic glass frame for installing a solar shading photovoltaic plate into a whole in advance, hoisting and fixing the welded integrated photovoltaic glass frame on the outer vertical surface bracket, and installing the solar shading photovoltaic plate on the integrated photovoltaic glass frame; and arranging cables, connecting a plurality of installed sunlight shielding photovoltaic plates in series, enabling the arc photovoltaic plates to be electrically connected with the inverter through the cables, arranging aluminum alloy edge-covering and closing-up at the edge of the sunlight shielding photovoltaic plates, installing a monitoring system electrically connected with the inverter, and operating the monitoring system electrically connected with the monitoring system after the installation is completed, so that monitoring of power generation data of the photovoltaic sunlight shielding structure is realized. Specifically, the sun-shading photovoltaic panel is obliquely arranged, and an included angle between the sun-shading photovoltaic panel and the window 12 is 60 degrees.
In this embodiment, the first photovoltaic module further includes a facade photovoltaic curtain wall 4 installed on the outer wall of the side facade of the building main body 1, and the installation steps include: measuring and paying off, drilling holes on the beam and column positions of the structural part exposing the building main body 1 by using an electric drill, cleaning the holes, implanting chemical anchor bolts, installing an outer elevation support, carrying out positioning paying off for the second time to determine the connection position of the outer elevation support and a keel, carrying out integral frame welding, carrying out integral welding and hoisting on the keel, installing a vertical photovoltaic plate, wiring, connecting the vertical photovoltaic plates in series, installing an inverter, wrapping edges by using an aluminum alloy, and closing in to operate a monitoring system.
Specifically, before installing the vertical photovoltaic curtain wall 4, paying-off measurement is required to be performed on the area (namely, on the outer wall of the side elevation of the building main body 1) of the building main body 1, where the vertical photovoltaic curtain wall 4 needs to be installed, according to a drawing, so that reasonable planning is ensured; drilling holes on the beam and column positions of the structural part exposing the building main body 1 by using an electric drill, cleaning the drilled holes by the electric drill, implanting chemical anchor bolts in the holes, fixedly mounting outer elevation brackets on the chemical anchor bolts, and performing secondary paying-off measurement to determine the connection positions of the outer elevation brackets and keels; welding keels into an integral frame in advance, hoisting and fixedly connecting the integral frame to an outer elevation bracket, and then installing a vertical photovoltaic panel on the integral frame; arranging cables, connecting a plurality of vertical photovoltaic panels in series, installing an inverter electrically connected with the vertical photovoltaic panels through the cables, and arranging an aluminum alloy bag Bian Shoukou at the edge of the vertical photovoltaic panels; and then installing a monitoring system electrically connected with the inverter, and operating the monitoring system electrically connected with the inverter after the installation is completed, so as to realize the monitoring of the power generation data of the opposite photovoltaic curtain wall 4.
In this embodiment, the first photovoltaic module further includes a photovoltaic canopy 5 installed above the main doorway 11 of the facade outer wall of the building body 1, and the installation steps thereof include: measuring and paying off, installing an outer vertical surface support, integrally welding keels, welding and installing the keels, integrally hoisting a photovoltaic glass frame, installing a door head photovoltaic plate, wiring, connecting the door head photovoltaic plates in series, installing an inverter, wrapping and closing in by aluminum alloy, and operating a monitoring system.
Specifically, before the photovoltaic canopy 5 is installed, paying-off measurement is required to be performed on the area (namely above the main entrance 11 of the outer wall of the front elevation of the building main body 1) where the photovoltaic canopy 5 needs to be installed on the building main body 1 according to the drawing, so that reasonable planning is ensured; then fixedly mounting an outer elevation bracket on the regional wall; welding keels into an integral frame in advance, hoisting and fixedly connecting the integral frame to an outer elevation bracket, and mounting a door head photovoltaic panel on the integral frame; arranging cables, connecting a plurality of door head photovoltaic panels in series, installing an inverter electrically connected with the door head photovoltaic panels through the cables, and arranging an aluminum alloy bag Bian Shoukou at the edge of the door head photovoltaic panels; and then installing a monitoring system electrically connected with the inverter, and operating the monitoring system electrically connected with the inverter after the installation is completed to monitor the power generation data of the photovoltaic canopy 5. Specifically, before the door head photovoltaic panel is installed, a support column is also required to be installed so as to support the whole frame.
In this embodiment, the second photovoltaic module includes a plurality of photovoltaic supports installed at the top of the building main body 1 and a top photovoltaic panel installed on the photovoltaic supports, and specifically, the photovoltaic supports are installed in plurality, and the top photovoltaic panel is installed in plurality, and is the even arrangement of array. Before installing a photovoltaic bracket, paying-off measurement is needed to be carried out on the top of the building main body 1, the installation area of the top photovoltaic panel is determined, and the photovoltaic panel is divided into blocks and marked according to different installation areas; carrying out refined division on the divided areas, and carrying out accurate measurement through measuring tools such as a level meter, a theodolite and the like; paying off according to each positioning mark point, and retesting to ensure construction precision so as to reduce the adjustment amount of the subsequent process; after confirming the placement point of the photovoltaic bracket, fixedly mounting the photovoltaic bracket on the placement point, and fixedly mounting the top photovoltaic plate on the photovoltaic bracket; after the top photovoltaic plates are fixedly installed, the appearance flatness, the interval gaps and the like of the top photovoltaic plates arranged in an array are properly fine-tuned, so that the installation of the top photovoltaic plates completely meets the design requirements; and then the adjusted plurality of top photovoltaic panels are connected in series, an inverter electrically connected with the top photovoltaic panels is installed, a monitoring system electrically connected with the inverter is installed, and the monitoring system electrically connected with the inverter is operated after the installation is completed, so that the monitoring of the power generation data of the photovoltaic roof 6 is realized.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (10)
1. The building roof photovoltaic is characterized by comprising a building main body (1), a photovoltaic curtain wall arranged on the building main body (1) and a photovoltaic roof (6) arranged on the top of the building main body (1); the photovoltaic curtain wall comprises a supporting member connected to the outer side wall of the building main body (1) and an outer wall photovoltaic assembly connected to the supporting member; the photovoltaic roof (6) comprises a photovoltaic bracket arranged at the top of the building main body (1) and a top photovoltaic assembly fixed on the photovoltaic bracket.
2. The building roof photovoltaic according to claim 1, characterized in that the outer wall photovoltaic module comprises an arc-shaped photovoltaic curtain wall (2) and a photovoltaic sunshade structure and a facade photovoltaic curtain wall (4); the arc-shaped photovoltaic curtain wall (2) is arranged on the outer wall of the front elevation of the building main body (1), the photovoltaic sun-shading structure is arranged above a window (12) of the building main body (1), and the elevation photovoltaic curtain wall (4) is arranged on the outer wall of the side elevation of the building main body (1).
3. The building roof photovoltaic according to claim 2, wherein the arc-shaped photovoltaic curtain wall (2) and the elevation photovoltaic curtain wall (4) are both made of light-transmitting cadmium telluride glass, and the photovoltaic sunshade structure is made of light-impermeable cadmium telluride glass.
4. The building roof photovoltaic according to claim 2, characterized in that the outer wall photovoltaic module further comprises a photovoltaic canopy (5), the photovoltaic canopy (5) being mounted above the main doorway (11) of the building body (1) by means of support posts; the photovoltaic canopy (5) is made of light-transmitting cadmium telluride glass.
5. Building roof photovoltaic according to claim 1, characterized in that the top photovoltaic module is a top photovoltaic panel, between which a movable space is provided with the top of the building body (1).
6. The construction method of the building roof photovoltaic is characterized by comprising the following steps of:
s1: an outer vertical surface bracket is arranged on the outer wall of the building main body (1), and a photovoltaic bracket is arranged at the top of the building main body (1);
s2: the method comprises the steps that a first photovoltaic module is installed on an outer elevation support, and a second photovoltaic module is fixed on the photovoltaic support;
s3: laying at least two groups of direct current cables, and respectively connecting the first photovoltaic module and the second photovoltaic module in the step S2 in series;
s4: installing at least two groups of inverters, wherein the first photovoltaic module and the second photovoltaic module in the step S2 are electrically connected;
s5: and (4) laying at least two groups of alternating current cables, respectively and electrically connecting the at least two groups of inverters in the step (S4) in a one-to-one correspondence manner, and connecting the two groups of alternating current cables into the parallel electric cabinet.
7. The construction method according to claim 6, wherein in the step S1, before the outer vertical surface support and the photovoltaic support are installed, the installation area of the solar panel is determined, positioning points are divided and marked according to different installation areas, paying off is performed according to each positioning point, retesting is performed, and the installation positions of the outer vertical surface support and the photovoltaic support at each point are confirmed.
8. The construction method of building roof photovoltaics according to claim 6, wherein the first photovoltaic module comprises an arc-shaped photovoltaic curtain wall (2) mounted on the outer wall of the front elevation of the building body (1), the mounting step comprising: measuring and paying off, installing embedded parts, installing outer elevation brackets in a bolt connection mode, installing arc-shaped photovoltaic plates, connecting arc-shaped photovoltaic plates in series, wiring, installing inverters, wrapping aluminum alloy edges and closing in, and operating a monitoring system.
9. The construction method of building roof photovoltaics according to claim 6, wherein the first photovoltaic module further comprises a photovoltaic sun-shading structure mounted over a window (12) of the building body (1), the mounting step comprising: measuring and paying off, installing a fixing piece, welding an outer vertical surface bracket, integrally welding a photovoltaic glass frame, integrally hoisting the photovoltaic glass frame, installing a sunlight shielding photovoltaic plate, wiring, connecting the sunlight shielding photovoltaic plates in series, installing an inverter, wrapping and closing in by aluminum alloy, and operating a monitoring system.
10. The construction method of building roof photovoltaics according to claim 6, wherein the first photovoltaic module further comprises a facade photovoltaic curtain wall (4) mounted on a side facade outer wall of the building body (1), the mounting step comprising: measuring and paying off, drilling holes on the beam and column positions of the structural part exposing the building main body (1) by using an electric drill, cleaning the holes, implanting chemical anchor bolts, installing pre-buried galvanized steel sheets, carrying out secondary positioning paying off to determine the connection position of the outer elevation support and the keels, carrying out integral frame welding, integral welding and hoisting on the keels, installing the vertical photovoltaic panels, connecting the vertical photovoltaic panels in series, wiring, installing an inverter, wrapping edges by using aluminum alloy, and closing up to operate a monitoring system.
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| CN202310708706.2A CN116591299A (en) | 2023-06-14 | 2023-06-14 | Building roof photovoltaic and construction method thereof |
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| CN202310708706.2A CN116591299A (en) | 2023-06-14 | 2023-06-14 | Building roof photovoltaic and construction method thereof |
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