CN220565851U - Assembly type photovoltaic power generation construction enclosure system applicable to low-carbon construction site - Google Patents
Assembly type photovoltaic power generation construction enclosure system applicable to low-carbon construction site Download PDFInfo
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- CN220565851U CN220565851U CN202320773343.6U CN202320773343U CN220565851U CN 220565851 U CN220565851 U CN 220565851U CN 202320773343 U CN202320773343 U CN 202320773343U CN 220565851 U CN220565851 U CN 220565851U
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- 238000010276 construction Methods 0.000 title claims abstract description 74
- 238000010248 power generation Methods 0.000 title claims abstract description 22
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 21
- 230000005611 electricity Effects 0.000 claims description 24
- 238000003860 storage Methods 0.000 claims description 20
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 238000002955 isolation Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract 1
- 239000004567 concrete Substances 0.000 description 4
- 238000011084 recovery Methods 0.000 description 3
- 239000011150 reinforced concrete Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
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- 238000004364 calculation method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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- 239000010703 silicon Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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- 238000004134 energy conservation Methods 0.000 description 1
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- 229910052739 hydrogen Inorganic materials 0.000 description 1
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- 239000010409 thin film Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides an assembled photovoltaic power generation construction enclosure system suitable for a low-carbon construction site, which comprises: the solar energy power generation system comprises a solar cell panel, a surrounding baffle, an upper cross bar, a lower cross bar, a stand column, an inverter, a junction box and an intelligent control system; the solar cell panel and the enclosure baffle are arranged in the grooves of the upper cross rod and the lower cross rod in parallel and are further fixed on the outer surfaces of the solar cell panel and the enclosure baffle by transverse supports, two ends of the transverse supports, the upper cross rod and the lower cross rod are arranged on the upright posts, the upright posts are fixed on the foundation through the base, and inclined supports are arranged between the upright posts and the foundation; the solar panel, the inverter, the junction box and the intelligent control system are electrically connected, the solar panel generates electric energy in real time, the intelligent control system controls the electric energy to supply power to a load through the inverter and the junction box, and when the electric quantity is insufficient, the intelligent control system is connected to a power grid for supplying power. The utility model provides clean electric energy for a construction site and gives consideration to two functions of environmental isolation and power supply.
Description
Technical Field
The utility model relates to the field of engineering construction, in particular to an assembled photovoltaic power generation construction enclosure system suitable for a low-carbon construction site.
Background
Carbon emission is one of the important challenges facing human beings, and the double-carbon targets of achieving carbon peak in 2030 and achieving carbon neutralization in 2060 are provided in China. The construction site is a large electricity consumer, one building site occupies 1.4. 1.4 Mo Ping, and the electricity consumption can reach 11 ten thousand degrees in one month. Photovoltaic power generation is a technology for converting light energy into electric energy by utilizing the photovoltaic effect of a semiconductor interface, is a clean energy source, and can reduce the carbon emission of a construction site by using the photovoltaic power generation technology. However, the photovoltaic matrix occupies a large area, and implementation in a construction site tends to greatly reduce the working area, which affects construction. Therefore, there is a strong need to develop a photovoltaic power generation system that can provide clean electric power to a worksite without affecting construction operations.
In the prior art about the enclosure, for example, "fully prefabricated assembled construction enclosure and construction method thereof (CN 105696851 a)", "a construction enclosure (CN 108533062A)", "a height-adjustable enclosure for construction (CN 108590336 a)", "a closed enclosure structure for construction site (CN 113719191 a)", etc., the enclosure has only the function of isolating the construction environment from the surrounding environment. Under the background of 'double carbon', the use function of the construction enclosure needs to be developed and expanded, so that the construction enclosure has the function of generating electricity and supplying power besides the environment isolation function, and can contribute to building a low-carbon construction site.
Disclosure of Invention
The purpose of the utility model is that: in order to overcome the defects of the prior art, the spliced photovoltaic power generation construction enclosure system suitable for the low-carbon construction site is provided, is suitable for construction sites with enclosures such as construction sites and municipal engineering sites, has two functions of environment isolation and power supply, provides clean electric energy for the construction sites, promotes energy conservation and carbon reduction of the construction sites, and is beneficial to building the low-carbon construction sites.
This assembly type photovoltaic power generation construction encloses fender system includes: the solar energy power generation system comprises a solar cell panel, a surrounding baffle, an upper cross bar, a lower cross bar, a stand column, an inverter, a junction box and an intelligent control system;
the solar cell panel and the enclosure baffle are arranged in parallel, and the two ends of the upper cross bar and the lower cross bar along the length direction are arranged on the upright post;
the solar panel, the inverter, the junction box and the intelligent control system are electrically connected, the solar panel generates electric energy in real time, and the intelligent control system controls the electric energy to supply power to a load through the inverter and the junction box;
as a preferable mode of the utility model, the utility model further comprises a foundation and a base, wherein the foundation and the base are arranged at the lower end of each upright post, the base is fixed on the foundation, and the lower end of each upright post is fixedly connected with the base.
As a preferable mode of the utility model, the two ends of the upper cross rod and the lower cross rod along the length direction are longer than the solar cell panel and the enclosure baffle plate by at least 5cm, and the longer parts of the two ends of the upper cross rod and the lower cross rod are inserted into square holes at corresponding positions on the upright post.
The solar cell panel and the enclosure baffle are fixedly connected with the transverse support, two ends of the transverse support in the length direction are fixedly connected with the upright post, one end of the inclined support is fixedly connected with the upright post, and the other end of the inclined support is fixedly connected with the foundation.
As a preferred mode of the present utility model, the solar cell panel is installed at the east and south sides of the construction site toward the outside of the construction site, and at the west and north sides of the construction site toward the inside of the construction site.
As a preferred mode of the utility model, the solar energy power grid also comprises a solar energy battery ammeter, a power grid ammeter and a storage battery;
the intelligent control system is electrically connected with the storage battery and is used for storing redundant electric energy to the storage battery; the solar cell ammeter is electrically connected with the inverter and is used for recording the total quantity of electricity supplied by the solar cell panel and the storage battery; and the external power grid and the power grid ammeter are electrically connected with the junction box, and the power grid ammeter is used for recording the total quantity of electricity supplied by the power grid.
The beneficial effects are that:
(1) The solar cell panel is arranged on the enclosure, so that the construction site can be occupied.
(2) The upper cross rod and the lower cross rod are provided with two grooves in parallel, so that the solar cell panel and the enclosure baffle can be conveniently installed and detached, and the positions of the solar cell panel and the enclosure baffle can be conveniently exchanged.
(3) The left end and the right end of the upper cross rod and the lower cross rod are longer than the solar cell panel and the enclosure baffle by at least 5cm and are used for being inserted into the upright post to be fixed, so that the assembly and the disassembly are convenient.
(4) And determining the orientation of the solar cell panel according to the construction site enclosure position, so that the solar power generation efficiency is improved.
(5) The intelligent control power source that gets, the electricity that preferential adoption solar cell panel produced in real time when the load is used up, the power supply is supplied from the battery when not enough, then starts the electric wire netting power supply when not enough again, solar cell panel electricity generation and electric wire netting are used different ammeter respectively and are counted, are convenient for carry out cost management.
Drawings
FIG. 1 is a front view of the present utility model;
FIG. 2 is a side view of the present utility model;
FIG. 3 is a cross-sectional view of the present utility model;
FIG. 4 is a schematic diagram of a circuit connection according to the present utility model;
wherein: 1-a solar panel; 2-a baffle plate; 4-stand columns; 5-base; 7-a storage battery; an 8-inverter; 9-an intelligent control system; 10-a base; 11-grid; 12-wiring ports; 14-junction box; 15-loading; 3-1-upper cross bar; 3-2-bottom rail; 6-1-transverse support; 6-2-inclined support; 13-1-a solar cell electricity meter; 13-2-grid electricity meter.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 1-3, the enclosure system comprises a solar panel 1, an enclosure baffle 2, a cross bar, a column 4, a foundation 5, a support, a storage battery 7, an inverter 8 and an intelligent control system 9.
The construction enclosure has a height of 1.5-2.5 m and a length of 2.0-3.0 m, and the specific size is determined according to the specific requirement of the perimeter of the construction site.
The cross rod comprises an upper cross rod 3-1 and a lower cross rod 3-2 which are respectively arranged at the upper end and the lower end of the solar cell panel 1 and the surrounding baffle 2 and made of stainless steel, plastic steel, broken bridge aluminum and other materials, two grooves are formed in the lower part of the upper cross rod 3-1 and the upper part of the lower cross rod 3-2 and used for installing the solar cell panel 1 and the surrounding baffle 2, the left end and the right end of the upper cross rod 3-1 and the lower cross rod 3-2 are longer than the left end and the right end of the solar cell panel 1 and the surrounding baffle 2 by not less than 5cm, and the long parts of the left end and the right end of the upper cross rod 3-1 and the lower cross rod 3-2 are inserted into square holes in corresponding positions on the upright post 4, and the upright post 4 is made of stainless steel, bricks, concrete or reinforced concrete materials.
The enclosure baffle plate 2 can be made of color steel plates, PVC plates or galvanized steel plates, and is fixed in the grooves of the upper cross rod 3-1 and the lower cross rod 3-2 and is arranged in parallel with the solar cell panel 1.
The solar panel 1 may be a plurality of types of solar cells (for example, crystalline silicon solar cells, silicon-based thin film solar cells, multi-element compound solar cells, organic solar cells or dye sensitized solar cells), the solar panel 1 is arranged facing the east side, the south side or the southeast side, i.e., the solar panel 1 of the east side and the south side of the construction site is installed facing the outside of the construction site, the solar panel 1 of the west side and the north side of the construction site is installed facing the inside of the construction site, and if the size is not proper, only the enclosure baffle 2 may be provided without the solar panel 1 at the corner of the construction site.
The solar cell panel 1 and the enclosure baffle 2 are fixed in the grooves of the upper cross rod 3-1 and the lower cross rod 3-2, the outer surfaces of the solar cell panel 1 and the enclosure baffle 2 are further fixed by the transverse support 6-1, the transverse support 6-1 is fixed with the solar cell panel 1 and the enclosure baffle 2 together through welding or bonding, and two ends of the transverse support 6-1 can be inserted into square holes at corresponding positions on the upright post 4 to be fixed or bound on the upright post 4 through iron wires.
The construction fence is characterized in that the left end and the right end of the lower part of the construction fence are provided with a foundation 5, the foundation 5 is a concrete foundation or a reinforced concrete foundation, the foundation 5 is fixedly provided with a base 10 through bolts, the upright 4 is inserted into the base 10 and is fixedly provided with bolts, when the upright 4 exceeds a set height, one side of the upright 4 is required to be provided with an inclined support 6-2 for fixing, one end of the inclined support 6-2 is fixedly connected with the upright 4, and the other end is fixedly connected with the foundation 5, so that the requirements of stability and wind resistance are met.
Referring to fig. 4, the electricity meter includes a solar cell electricity meter 13-1 and a grid electricity meter 13-2, the solar cell panels 1 are connected by wiring ports 12 in pairs, the solar cell panels 1 are electrically connected with the intelligent control system 9, and the intelligent control system 9 has the function of a photovoltaic controller, including: high voltage disconnection and recovery, under-voltage alarm and recovery, low voltage disconnection and recovery, short circuit protection, temperature compensation and other functions; the intelligent control system 9 can intelligently control a power supply system, electricity generated by the solar panel 1 in real time is preferentially adopted when the load 15 is powered, direct current generated by the solar panel 1 is converted into alternating current through the inverter 8, and the power is supplied to the load 15 through the junction box 14; if the electricity generated by the solar panel 1 in real time is insufficient, the intelligent control system 9 controls the storage battery 7 to supply power, and the solar panel 1 and the storage battery 7 are adopted to supply power and count through the solar cell ammeter 13-1; if the electricity of the storage battery 7 is not enough, the intelligent control system 9 starts the power grid 11 to supply power, the power grid 11 directly supplies power to the load 15 through the junction box 14, and the power grid 11 is adopted to supply power and the power meter 13-2 is adopted to count; when the load 15 does not use electricity, the intelligent control system 9 controls the electricity generated by the solar panel 1 to enter the storage battery 7 for storage. The power generated by the utility model is preferentially and directly used for site construction machinery power consumption and site illumination power consumption, and site and living power consumption in the site, temporarily unused power is stored in the storage battery 7, and the storage battery 7 can be one of a nickel-hydrogen battery, a nickel-cadmium battery and a lithium battery, and the stored power is about the generated energy of the whole photovoltaic enclosure for 1-2 days. The storage battery 7, the inverter 8, the intelligent control system 9, the solar cell ammeter 13-1 and the power grid ammeter 13-2 are uniformly arranged in a box-type room at a designated position of a construction site.
Determining the size and the arrangement quantity of the enclosure according to the planned occupied area of the construction site, determining the size and the quantity of the solar panels 1 according to the size and the quantity of the enclosure, performing preliminary calculation on the spontaneous total electricity quantity of the construction site by using the following formula, and then calculating the electricity consumption of a power grid to be purchased according to the estimation on the electricity consumption of the load 15 of the construction site so as to make engineering budget; and (3) comparing the generated energy of the solar panel 1 with the cost of the solar panel 1, and calculating the expected cost of the solar panel 1 input in the earlier stage.
The calculation formula of the generated energy of the enclosure is as follows:
wherein P is annual energy production (kwh), and H is local annual total radiant energy (kwh/m) 2 )，h i The height (m) l of the photovoltaic cell panel is a certain surface enclosure i The length (m) of the photovoltaic cell panel is defined by a certain surface,for the conversion efficiency of the component, the monocrystalline silicon component takes 14 to 15 percent, the polycrystalline silicon component takes 13 to 14 percent, and k is the same as the silicon component i And the correction coefficient of the photovoltaic cell panel for a certain enclosure is n, the number of the enclosure surfaces is i, and the number of items of the enclosure for a certain enclosure is i.
k i ＝K 1 ·K 2 ·K 3 ·K 4 ·K 5
Wherein K is 1 For a long period of time of the batteryThe running performance decline correction coefficient is generally 0.8; k (K) 2 The correction coefficient for the power reduction of the component caused by dust shielding and temperature rise is generally 0.82; k (K) 3 For the line loss correction coefficient, generally 0.95 is taken; k (K) 4 For the efficiency of the inverter 8, 0.85 is generally taken; k (K) 5 For the orientation and inclination correction coefficient (see table 1) of the photovoltaic square matrix, the inclination angle of the photovoltaic power generation construction fence is 90 degrees, and the orientation is southeast, eastern or southeast.
Table 1 correction factors for solar cell panel orientation and tilt angle
The assembly process of the enclosure is as follows:
(1) Designing the sizes and the numbers of the solar cell panels 1 and the enclosure baffles 2 according to the scale of a construction site;
(2) Manufacturing and producing the solar cell panel 1 and the enclosure baffle 2;
(3) Installation and debugging of photovoltaic enclosure on site:
1. building a foundation 5 (if the site is a concrete pavement, this step is omitted);
2. mounting base 10 (if column 4 is of masonry, concrete or reinforced concrete construction, this step is omitted);
3. building and installing the upright post 4;
4. inserting the solar cell panel 1 and the enclosure baffle 2 into grooves of the upper cross rod 3-1 and the lower cross rod 3-2;
5. the upper cross rod 3-1 and the lower cross rod 3-2 are inserted into the upper hole and the lower hole of the upright post 4, the transverse support 6-1 is fixed on the outer surfaces of the solar cell panel 1 and the enclosure baffle 2, if the height of the upright post 4 is too high, the inclined support 6-2 is arranged between the upright post 4 and the foundation 5, and the enclosure of the whole construction site is installed according to the steps;
6. the electric wires, the storage battery 7, the inverter 8, the junction box 14, the ammeter and the intelligent control system 9 are arranged and installed, and the electric wires, the storage battery 7, the inverter 8, the junction box and the intelligent control system 9 are connected with a circuit for system debugging.
Example 1:
the construction site occupies 2.4 ten thousand square meters, is positioned in Guangzhou city, the scale of the site is 200 m.120m, the construction period is 2020.7.16-2022.7.15, a photovoltaic fence with the height of 2.5 m and the length of 3.0 m is adopted, the photovoltaic power generation capacity during construction is 18.8 ten thousand degrees, the total power consumption of the site is 50.5 ten thousand degrees, the use of the photovoltaic fence saves 37.2% of power consumption for the project, considerable economic benefit is brought to the project, and the project is promoted to become a model of low-carbon construction.
Example 2:
the construction project of a highway in Guangxi province has a project standard section length of 11.25km, a construction period of 2020.1.1-2022.6.30, a photovoltaic fence with a height of 2.0 meters and a length of 2.0 meters is adopted, the photovoltaic power generation capacity during construction is 541.7 ten thousand degrees, the total power consumption of the construction site is 637.3 ten thousand degrees, the use of the photovoltaic fence saves 85.0% of power consumption for the project, considerable economic benefit is brought to the project, and the pressure of the power load of the project site is relieved.
While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.
Claims (6)
1. Assembled photovoltaic power generation construction encloses fender system suitable for low carbon building site, its characterized in that includes: the solar energy power generation system comprises a solar cell panel, a surrounding baffle, an upper cross bar, a lower cross bar, a stand column, an inverter, a junction box and an intelligent control system;
the solar cell panel and the enclosure baffle are arranged in parallel, and the two ends of the upper cross bar and the lower cross bar along the length direction are arranged on the upright post;
the solar panel, the inverter, the junction box and the intelligent control system are electrically connected, the solar panel generates electric energy in real time, and the intelligent control system controls the electric energy to supply power to a load through the inverter and the junction box.
2. The assembly type photovoltaic power generation construction enclosure system suitable for the low-carbon construction site, according to claim 1, further comprising a foundation and a base, wherein one foundation and one base are arranged at the lower end of each upright post, the base is fixed on the foundation, and the lower end of each upright post is fixedly connected with the base.
3. The assembly type photovoltaic power generation construction enclosure system suitable for the low-carbon construction site, according to claim 1, wherein the two ends of the upper cross rod and the lower cross rod along the length direction are longer than the solar cell panel and the enclosure baffle by not less than 5cm, and the longer parts of the two ends of the upper cross rod and the lower cross rod are inserted into square holes at corresponding positions on the upright post.
4. The assembly type photovoltaic power generation construction enclosure system suitable for the low-carbon construction site, according to claim 2, further comprising a transverse support and an inclined support, wherein the transverse support is fixedly connected with the solar cell panel and the outer surface of the enclosure baffle, two ends of the transverse support in the length direction are fixedly connected with the upright post, one end of the inclined support is fixedly connected with the upright post, and the other end of the inclined support is fixedly connected with the foundation.
5. A modular photovoltaic power generation construction enclosure system suitable for use on a low-carbon worksite as claimed in claim 1 or claim 2, wherein the solar panels are mounted on the east and south sides of the worksite towards the outside of the worksite and on the west and north sides of the worksite towards the inside of the worksite.
6. The assembled photovoltaic power generation construction enclosure system suitable for a low-carbon construction site according to any one of claims 1-4, further comprising a solar cell electricity meter, a power grid electricity meter and a storage battery;
the intelligent control system is electrically connected with the storage battery and is used for storing redundant electric energy to the storage battery; the solar cell ammeter is electrically connected with the inverter and is used for recording the total quantity of electricity supplied by the solar cell panel and the storage battery; and the external power grid and the power grid ammeter are electrically connected with the junction box, and the power grid ammeter is used for recording the total quantity of electricity supplied by the power grid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320773343.6U CN220565851U (en) | 2023-04-10 | 2023-04-10 | Assembly type photovoltaic power generation construction enclosure system applicable to low-carbon construction site |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320773343.6U CN220565851U (en) | 2023-04-10 | 2023-04-10 | Assembly type photovoltaic power generation construction enclosure system applicable to low-carbon construction site |
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| Publication Number | Publication Date |
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| CN220565851U true CN220565851U (en) | 2024-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320773343.6U Active CN220565851U (en) | 2023-04-10 | 2023-04-10 | Assembly type photovoltaic power generation construction enclosure system applicable to low-carbon construction site |
Country Status (1)
| Country | Link |
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| CN (1) | CN220565851U (en) |
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2023
- 2023-04-10 CN CN202320773343.6U patent/CN220565851U/en active Active
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