CN114412078B - Roof waterproof system integrating photovoltaic power generation and waterproof - Google Patents
Roof waterproof system integrating photovoltaic power generation and waterproof Download PDFInfo
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- CN114412078B CN114412078B CN202210119707.9A CN202210119707A CN114412078B CN 114412078 B CN114412078 B CN 114412078B CN 202210119707 A CN202210119707 A CN 202210119707A CN 114412078 B CN114412078 B CN 114412078B
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Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D11/00—Roof covering, as far as not restricted to features covered by only one of groups E04D1/00 - E04D9/00; Roof covering in ways not provided for by groups E04D1/00 - E04D9/00, e.g. built-up roofs, elevated load-supporting roof coverings
- E04D11/02—Build-up roofs, i.e. consisting of two or more layers bonded together in situ, at least one of the layers being of watertight composition
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
-
- 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
-
- 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
- E04D13/16—Insulating devices or arrangements in so far as the roof covering is concerned, e.g. characterised by the material or composition of the roof insulating material or its integration in the roof structure
- E04D13/1606—Insulation of the roof covering characterised by its integration in the roof structure
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D15/00—Apparatus or tools for roof working
- E04D15/06—Apparatus or tools for roof working for handling roofing or sealing material in roll form
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D15/00—Apparatus or tools for roof working
- E04D15/07—Apparatus or tools for roof working for handling roofing or sealing material in bulk form
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/10—Coating on the layer surface on synthetic resin layer or on natural or synthetic rubber layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/726—Permeability to liquids, absorption
- B32B2307/7265—Non-permeable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2419/00—Buildings or parts thereof
- B32B2419/06—Roofs, roof membranes
-
- 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)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
Abstract
The invention discloses a roof waterproof system integrating photovoltaic power generation and waterproof. The system consists of two modified asphalt waterproof coiled materials, and is divided into an upper layer and a lower layer, so that the first-level waterproof fortification requirement can be met. Wherein the first waterproof coiled material is prepared from a modified asphalt polyethylene matrix waterproof coiled material (S MEE). The second waterproof coiled material is made of N II PET self-adhesive coiled material without a tire. This system is prefabricated through twice coiled material, prefabricates cable and electricity generation array respectively in the coiled material, and modified asphalt coating all uses self-adhesion modified asphalt in the coiled material, the design is self-adhesion bonding structure, need not open flame heating construction, follow-up in the compound subsides in-process of spreading of twice coiled material, link to each other the conductive opening, can accomplish photovoltaic system and lay, the degree of difficulty that not only greatly reduced photovoltaic system laid, need not additionally to increase supporting structure, place conductive cable etc. in the coiled material moreover, can effectively protect it not ageing such as influence because of environment, human factor, damage, increase photovoltaic system life.
Description
Technical Field
The invention relates to a roof waterproof system integrating photovoltaic power generation and waterproof, belonging to the technical field of waterproofing.
Background
Along with the social progress, the living standard of people is improved, and the consciousness of energy conservation and environmental protection is stronger and stronger when pursuing high quality of life. The energy sources such as petroleum, coal, natural gas and the like which are currently utilized by human beings are non-renewable resources, and as the reserves of the energy sources are lower and lower, the development of new energy sources is a current urgent task. Can be continuously developed into a topic which is not wound.
Currently renewable resources are mainly natural energy, including water energy, wind energy, light energy and the like. The wind energy and the water energy have larger restriction on the environment, the utilization rate of the wind energy and the water energy can be improved in a specific environment, the efficiency of the wind energy and the water energy is improved, the light energy is visible everywhere, the utilization is convenient, and how to maximally develop and utilize the light energy to convert the light energy into resources required by human beings becomes a main target of scientific researchers.
The development of society is not separated from the support of energy, and in the development of industry and science and technology, electric energy is a main energy source, and traditional resources are utilized to convert the electric energy into electric energy, so that the electric energy is an uncontrollable development route, and new resources are required to be developed to replace the electric energy or replace the traditional resources to convert the electric energy in the long term.
At present, a photovoltaic power generation system tends to be stable, and the maximum conversion rate of photovoltaic power generation can reach 30% along with research of scientific researchers, so that solar energy can be effectively utilized, and consumption of traditional resources is reduced. The domestic photovoltaic power generation is mainly concentrated on ground engineering, a large number of support-paved photovoltaic systems are used for achieving the purpose of power generation through quantification, the roof photovoltaic power generation is implemented, but the ground photovoltaic systems are carried as usual, the support is installed on the roof, the scheme is implemented to cause a large amount of material waste, and the laying of lines and the installation of the support lead to potential safety hazards on the roof, and the subsequent replacement of corrosion of the support, line breakage and the like is also troublesome.
In order to solve the problem, the invention provides a roof waterproof system integrating photovoltaic power generation and waterproof, and the conductive cable and the photovoltaic array are respectively compounded in different waterproof coiled materials or on the surface of the waterproof coiled materials, the roof is precast into a sloping roof in the construction process, and all lines are hidden and embedded below the coiled materials through crossing paving of upper and lower coiled materials, so that the lines are effectively protected from being damaged. No support is used, installation and subsequent maintenance and replacement are avoided, material waste and installation procedures are greatly reduced, construction convenience is improved, and efficiency is improved by more than 80%. Meanwhile, the drainage function of the sloping roof, the waterproof function of the combined waterproof coiled material and the photovoltaic array power generation function form a waterproof system integrating the photovoltaic power generation function and the waterproof and drainage functions. The system integrates functionality, convenience and environmental protection, and is suitable for the current development trend.
Disclosure of Invention
The invention aims to solve the technical problems of improving the construction convenience of a roof photovoltaic system, improving the functionality of the photovoltaic system, combining with a waterproof system and having the functions of power generation, water prevention and water drainage. In order to achieve the purpose, the roof waterproof system integrating photovoltaic power generation and waterproof is provided. The invention is characterized in that the waterproof roll is divided into an upper layer and a lower layer of self-adhesive modified asphalt waterproof roll, a conductive cable is embedded in the lower layer of the waterproof roll, the cable hiding protection is realized, and the upper layer of the waterproof roll is compounded with photovoltaic power generation sheets to form a photovoltaic array, so that the effect of mounting-free support is achieved. In the construction process, the waterproof construction and the synchronous laying of the photovoltaic array are completed through the crossed composite pasting of two layers of coiled materials. The operation complexity is greatly reduced, the construction efficiency is improved, the waste of bracket materials is reduced, and the environmental protection is improved.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the roof waterproof system integrating photovoltaic power generation and waterproof is provided. The method is characterized in that: the system consists of two modified asphalt waterproof coiled materials, and is divided into an upper layer and a lower layer, wherein the lower coiled material is prepared from an S MEE coiled material, and the upper coiled material is prepared from an N II PET coiled material.
The roof waterproof system provided by the invention is respectively manufactured into an upper layer and a lower layer, wherein the lower coiled material structure sequentially comprises a PET aluminized isolating film, a self-adhesive modified asphalt coating (embedded conductive cable), a PET carcass film, a self-adhesive modified asphalt coating and a PET aluminized isolating film from top to bottom; the upper coiled material structure sequentially comprises a power generation array, an SBC pressure-sensitive adhesive layer, a PET high-extension aluminized film, a self-adhesive modified asphalt coating and a PET aluminized isolation film from top to bottom.
The invention provides a roof waterproof system, which comprises the following steps:
s1, spreading a PET aluminized isolating film on a steel belt conveyor belt through a flattening roller,
s2 first doctor blade knife coating 0.8-1.5mm thick self-adhesive modified asphalt coating, preferably 1+ -0.1 mm coating
S3 laminating PET (polyethylene terephthalate) carcass film
S4, pre-laying the conductive cable above the carcass film through a winding displacement roller, arranging a cable interface at the long joint edge of the coiled material, and leaving a blank of 1+/-0.01 m for no winding displacement after each laying of 4.5+/-0.01 m so as to match the coiled material at the upper layer for use
S5A second doctor blade is used to knife-coat a 1-3.2mm thick self-adhesive modified asphalt coating, preferably a 3+ -0.1 mm coating, at a position 20+ -0.5 cm behind the wire arranging roller.
S6, coating PET aluminized isolating film, cooling, rolling and packaging.
The lower coiled material process comprises the following steps:
s1, spreading PET aluminized isolating film on a steel belt conveyor belt through a flattening roller
S2 first doctor blade knife coating 1.2-2mm thick self-adhesive modified asphalt coating, preferably 1.5+ -0.1 mm thick coating
S3, coating 0.06+/-0.1 mmPET high-extension aluminized film by an upper coating roller
S4, scraping and coating hot-melt pressure-sensitive adhesive with thickness of 0.5+/-0.2 mm by using second scraper
S5, pasting flexible photovoltaic power generation sheets to form a power generation array.
According to the roof waterproof system provided by the invention, the thickness of the PET aluminized isolation film is 0.035+/-0.1 mm, the thickness of the PET matrix film is 0.075+/-0.1 mm, and the thickness of the PET high-extension aluminized film is 0.06+/-0.1 mm.
According to the roof waterproof system provided by the invention, the modified asphalt material used for the self-adhesive modified asphalt coating can meet the requirements of blade coating at 60-80 DEG C
The roof waterproof system provided by the invention has the conductive cable of 2-4mm 2 Copper wire and cable can meet the requirement of 5+/-0.1 m for a whole coiled material 2 The electricity generated by the photovoltaic array is required to be conductive.
According to the roof waterproof system provided by the invention, the photovoltaic array is prepared from an amorphous silicon component, and the maximum rolling diameter of a sheet is 25+/-2 cm, so that the length of each roll of the upper coiled material is 5+/-0.01 m.
The roof waterproof system provided by the invention has the coiled material coiled length of 5 m+/-0.01 m and the breadth of 1200+/-3 mm, wherein the thickness of the coiled material of the lower layer is 2.5-4mm, and the thickness of the coiled material of the upper layer is 1.5-2.5mm.
The hot-melt pressure-sensitive adhesive is an SBR system and has excellent ageing resistance.
The invention provides a roof waterproof system, the power generation array group uses 6+/-0.01 m 2 Is a single group column.
The roof waterproof system is constructed by crossing an upper layer and a lower layer, when the lower layer is paved, the conductive cable port is reserved at the upper lap joint, when the upper layer is paved, each roll of the conductive cable port is paved, the photovoltaic array power outlet is connected with the conductive port of the lower coiled material in the pre-paving direction, and when the subsequent coiled materials are paved, the ports can be synchronously sealed below the coiled materials.
The roof waterproof system provided by the invention has the advantages that the dislocation of the upper coiled material and the lower coiled material is optimal by 10-15cm, the effective lap joint can be realized, and the excessive retention of cables is reduced.
The roof waterproof system provided by the invention is paved on a sloping roof, if the roof is paved and paved with a flat roof, the roof is poured in advance to form inclined drainage, and the system is combined to achieve a comprehensive system of coexistence of water prevention, drainage and power generation.
According to the roof waterproof system provided by the invention, the sloping roof or the inclined plane has an angle of 25-45 degrees and faces the direct sun direction, so that the sunshine time in each day is ensured to reach more than 70%.
The invention has the beneficial effects that the photovoltaic system component and the self-adhesive modified asphalt coiled material are prefabricated into a whole, the whole photovoltaic system is distributed and controlled only by two coiled materials, the connection of the wiring ports is only needed to be completed in the process of paving, and after the whole paving is completed, the conductive cable of the last coiled material is connected to the inverter. The system solves the problems that the laying of the roof photovoltaic system is time-consuming and labor-consuming, the material of the mounting bracket and the like is wasted, and meanwhile, the functions of water drainage, water prevention and power generation can be achieved by only one-time construction, so that the roof waterproof power generation system is convenient, safe and environment-friendly.
Drawings
FIG. 1 schematic view of a lower web
1. A lower isolation film;
2. a lower self-adhesive modified asphalt coating;
3. a carcass film;
4. an upper self-adhesive modified asphalt coating;
5. a conductive cable;
6. and (5) an upper isolating film.
FIG. 2 schematic diagram of an upper web
7. A lower film;
8. self-adhesion modified asphalt coating;
9 PET high-elongation aluminum film;
10. a pressure-sensitive adhesive layer;
11. an output wire;
12. a power generation array.
Detailed Description
The following examples are presented to illustrate the invention so that one skilled in the art, with reference to the specification, may arrive at a reproduction of experimental results, but are not intended to limit the scope of the invention.
Examples:
self-adhesive modified asphalt material preparation: adding 35 parts of asphalt, 15 parts of rubber softening oil and 10 parts of base oil into a high-speed stirring tank, heating to 160 ℃ at 500r/min, adding 8 parts of SBR modifier, stirring and heating to 180-185 ℃, adding 15 parts of SBS modifier, heating to 190+/-5 ℃, stirring and developing for 1.5-2h, then adding 5 parts of tackifying resin, stirring for 0.5h, grinding, adding 12 parts of 200-mesh talcum powder after grinding, stirring for 0.5-1h, and cooling to 70-80 ℃ for standby.
And (3) preparing a lower coiled material: spreading a PET aluminized isolating film with the lower surface of 0.035+/-0.1 mm to a steel belt conveying line through a spreading roller, scraping a 1+/-0.1 mm thick self-adhesive modified asphalt coating from a first scraper, coating a PET matrix film on the coating by using a film coating roller, arranging a conductive cable on the PET matrix film by using a wire arranging roller at 15-20cm in front of a second scraper, reserving a wire connection opening at the edge, sealing and protecting the wire connection opening by using a high-temperature resistant plastic cap, scraping a 3+/-0.1 mm thick self-adhesive modified asphalt coating from the second scraper, and coating a 0.035+/-0.1 mm PET aluminized isolating film on the upper surface. And cooling by a production line, and then rolling and packaging, wherein the length of each roll is 5+/-0.01 m, and the breadth is 1200+/-3 mm.
Preparing an upper coiled material: spreading a PET aluminized isolating film with the lower surface of 0.035+/-0.01 mm on a steel belt conveying line through a spreading roller, scraping and coating a self-adhesive modified asphalt coating with the thickness of 1.5+/-0.1 mm from a first scraper, coating a PET high-extension aluminum film on the coating by using a film coating roller, scraping and coating an SBC hot-melt pressure-sensitive adhesive with the thickness of 0.5+/-0.02 mm from a second scraper, coating a photovoltaic power generation sheet on the pressure-sensitive adhesive surface layer to form a power generation array, cooling a coiled material by a production line, packaging the coiled material, coiling the coiled material with the diameter of 25+/-0.2 cm, coiling the coiled material with the length of 5+/-0.01 m and the breadth of 1200+/-3 mm, and standing and storing. Each coil is an independent power generation array, and each array area is 6+/-0.01 m 2 。
The upper layer coiled material and the lower layer coiled material are not limited to the two materials, and other materials are used for forming the upper layer coiled material and the lower layer coiled material, so that the system functions are realized and all belong to the scope of the invention.
When the system is constructed, firstly, a roof is poured and transformed into a sloping roof with an angle of 25-30 degrees, after concrete curing is completed, sand, impurities and the like are covered on the surface layer, base oil is scraped, after the base oil is dried, a first coil is paved, the wiring port conductive cable 5 is positioned on an upper lap joint and is reserved outside, when an upper coil is paved, the wiring port conductive cable 5 is staggered by 10+/-0.5 cm with a lower layer lap joint, after a first coil is paved, a photovoltaic array is connected with the lower layer conductive cable, a wiring port is buried under a rain coil in a follow-up coil paving process, and due to excellent creep property of a self-adhesive modified asphalt waterproof coil, the wiring port is embedded into asphalt material after being buried under the wiring port, so that the bulge of the coil is not caused, and the smoothness of the photovoltaic whole row of the surface layer is affected.
Through the upper coiled material and the lower coiled material paving, the paving of a photovoltaic system is completed in the construction process of roof waterproof engineering, the two working procedures are reduced to one, and the working procedures of prefabrication, installation, overlap joint of a photovoltaic bracket, and the like are left, so that the working time is greatly shortened, and the construction safety and the environmental protection performance are improved.
Comparative example 1:
at present, a construction mode for roof photovoltaic power generation and water resistance is as follows: s1, firstly, after a roof base layer is treated, a waterproof layer is paved; s2, after the waterproof layer construction is completed, pouring a protective layer, embedding a structural member in the pouring process, facilitating the installation of a later-stage photovoltaic bracket, and then curing the later-poured layer; and S3, after the post-cast strip concrete layer is cured, the surface of the post-cast strip concrete layer is subjected to surface treatment and polishing. S4, assembling a photovoltaic bracket, and installing the photovoltaic bracket on a base layer embedded structural member; s5, erecting a photovoltaic power generation array; s6, arranging wires, collecting all power generation array cables into an inverter, and finally accessing a storage battery. The whole working procedure needs four large projects of roof pouring, waterproof engineering, post-pouring protective layer and photovoltaic erection, and the construction period is long.
Comparative example 2:
another construction mode of the existing roof photovoltaic power generation and water resistance is as follows: s1, firstly, after a roof is treated, laying a waterproof layer capable of being exposed for construction; s2, welding a prefabricated part on the waterproof coiled material; s3, assembling a photovoltaic bracket, and installing the photovoltaic bracket on the prefabricated part; s4, erecting a photovoltaic power generation array; s5, arranging wires, collecting all cables with the power generation arrays into an inverter, and finally accessing a storage battery. The whole working procedure needs to carry out three large projects of roof pouring, waterproof engineering and photovoltaic erection, and the construction period is long.
TABLE 1 construction process of the roof waterproof system of the invention and other kinds of procedures
Compared with two types of roof photovoltaic and waterproof systems popular in the market, the roof waterproof system provided by the invention can shorten the working procedure and the construction period, reduce the most complex photovoltaic bracket installation and cable laying, shorten the installation time, reduce the material loss and realize the installation-free function. The three systems are respectively arranged on roofs in the same environment, and the installation area is 100m 2 The power of the installed power generation assembly is 10-11kw, the effective illumination time of the year is calculated to be 1500h, and the average power generation coefficient is 1.16. The three cases are not different in power generation.
Table 2 calculation of the amount of power generated by different construction tariffs
After the three systems are installed, the water-proof function is monitored for 6 months, whether the water-proof function is leaked or not is recorded, whether the water-proof function is provided or not is judged, and the time period for no water accumulation on the roof after rain stopping is long
Table 3 compares the water repellency and drainage functions (record 5 times rain process comparison)
The system provided by the invention can be designed through the self-contained foundation inclined plane, has a drainage function after construction, and can not accumulate water on the roof, so that corrosion damage to the roof foundation is reduced, and the service life is prolonged.
In conclusion, the roof waterproof system integrating photovoltaic power generation and waterproof can achieve the functions of water drainage, waterproof and power generation through one-time construction, and is a roof waterproof power generation system integrating convenience, safety and environmental protection.
Claims (8)
1. A collect photovoltaic power generation, waterproof integrative roofing waterproof system, its characterized in that: the system consists of two modified asphalt waterproof coiled materials, and is divided into an upper layer and a lower layer, wherein the lower coiled material is prepared from an S MEE coiled material, the upper coiled material is prepared from an N II PET coiled material, the lower coiled material structure is sequentially a PET aluminized isolating film from top to bottom, a self-adhesive modified asphalt coating is embedded with a conductive cable, a PET matrix film, a self-adhesive modified asphalt coating and a PET aluminized isolating film, and the production process of the lower coiled material is as follows:
s1, spreading a PET aluminized isolating film on a steel belt conveyor belt through a flattening roller;
s2, a first scraper is used for scraping and coating a self-adhesive modified asphalt coating with the thickness of 0.8-1.5 mm;
s3, coating a PET carcass film;
s4, pre-laying the conductive cable above the carcass film through a winding displacement roller, arranging a cable interface at the long joint edge of the coiled material, and leaving a blank of 1+/-0.01 m for no winding displacement after each 4.5+/-0.02 m is laid so as to be matched with the coiled material at the upper layer for use;
s5, scraping and coating a self-adhesive modified asphalt coating with the thickness of 1-3.2mm at the position 20+/-0.5 cm behind the winding displacement roller by using a second scraper;
s6, coating a PET aluminized isolating film, cooling, rolling and packaging;
the length of the lower coiled material is 5 m+/-0.01 m, and the breadth is 1200+/-3 mm;
the upper coiled material structure from top to bottom in turn is a power generation array, an SBC pressure-sensitive adhesive layer, a PET high-extension aluminizer, a self-adhesive modified asphalt coating and a PET aluminized isolating film, and the production process of the upper coiled material is as follows:
s1, spreading a PET aluminized isolating film on a steel belt conveyor belt through a flattening roller;
s2, a first scraper is used for scraping and coating a self-adhesive modified asphalt coating with the thickness of 1.2-2 mm;
s3, coating a 0.06+/-0.1 mmPET high-extension aluminized film by an upper coating roller;
s4, a second scraper is used for scraping and coating a hot-melt pressure-sensitive adhesive with the thickness of 0.5+/-0.2 mm;
s5, pasting flexible photovoltaic power generation sheets to form a power generation array;
the length of the upper coiled material is 5 m+/-0.01 m, and the breadth is 1200+/-3 mm.
2. The waterproofing system according to claim 1 wherein: the thickness of the lower coiled material is 2.5-4mm, the thickness of the last coiled material is 1.5-2.5mm, the thickness of the PET aluminized isolation film is 0.035+/-0.01 mm, the thickness of the PET carcass film is 0.075+/-0.01 mm, and the thickness of the PET high-elongation aluminum film is 0.06+/-0.01 mm.
3. The waterproofing system according to claim 1 wherein: the modified asphalt material used for the self-adhesive modified asphalt coating can meet the condition of blade coating at 60-80 ℃.
4. The waterproofing system according to claim 1 wherein: the conductive cable is 2-4mm 2 Copper wire cable; the power generation array is made of an amorphous silicon component, the maximum rolling diameter of a sheet is 25+/-2 cm, and the length of each roll of the upper coiled material is 5+/-0.01 m.
5. The waterproofing system according to claim 1 wherein: the SBC pressure-sensitive adhesive is an SBR system.
6. The waterproofing system according to claim 1 wherein: the power generation array group is 6+/-0.01 m 2 Is a single group column.
7. The waterproofing system according to claim 1 wherein: the construction scheme of the waterproof system is as follows:
(1) The upper layer and the lower layer are constructed in a crossing way, and when the lower layer is paved, the conductive cable port is reserved at the upper lap joint;
(2) When the upper layer is paved, each time a roll is paved, the photovoltaic array electric outlet is connected with the conductive outlet of the coiled material at the lower layer in the pre-paving direction, and when the subsequent coiled materials are paved, the interfaces can be synchronously sealed below the coiled materials;
(3) The dislocation of the upper coiled material and the lower coiled material is 5cm to 15cm.
8. The waterproofing system according to claim 1 wherein: the waterproof system should be laid on the sloping roof; the sloping roof or the inclined plane has an angle of 25-45 degrees and faces the direct sun direction, so that the sunshine time in each day is ensured to reach more than 70%.
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