CN117131628A - Wind resistance evaluation method, device and equipment for photovoltaic power generation device and storage medium - Google Patents
Wind resistance evaluation method, device and equipment for photovoltaic power generation device and storage medium Download PDFInfo
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- CN117131628A CN117131628A CN202311079397.3A CN202311079397A CN117131628A CN 117131628 A CN117131628 A CN 117131628A CN 202311079397 A CN202311079397 A CN 202311079397A CN 117131628 A CN117131628 A CN 117131628A
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- 238000010248 power generation Methods 0.000 title claims abstract description 78
- 238000011156 evaluation Methods 0.000 title claims abstract description 22
- 238000004590 computer program Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 16
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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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/17—Mechanical parametric or variational design
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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
- H02S30/00—Structural details of PV modules other than those related to light conversion
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- General Engineering & Computer Science (AREA)
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Abstract
The application discloses a wind resistance evaluation method, a device, equipment and a storage medium of a photovoltaic power generation device, wherein the photovoltaic power generation device comprises a photovoltaic panel, a bracket and a base, and the bracket is arranged on the base; the weight of the base is M1, the whole weight of the photovoltaic power generation device is M, the end point of the leftmost end of the base is B, the end point of the rightmost end of the base is C, the intersection point A of the support and the base is E, the intersection point of an extension line of the support and the ground is F, the area of the photovoltaic panel is S, the included angle between the photovoltaic panel and the horizontal plane is P, the distance between the AB is S1, the distance between the AC is S2, the distance between the EF is S3, and the wind pressure Q corresponding to the maximum wind level of the place where the photovoltaic power generation device is located. The wind resistance of the photovoltaic power generation device can be accurately estimated, damage to the photovoltaic power generation device is avoided, the base of the photovoltaic power generation device is dynamically adjusted, and the weight of the base can be increased according to the requirement, so that the wind resistance of the photovoltaic power generation device is greatly improved.
Description
Technical Field
The application belongs to the technical field of photovoltaics, and particularly relates to a wind resistance evaluation method, device and equipment of a photovoltaic power generation device and a storage medium.
Background
The photovoltaic panel is a module formed by solar cells and needs to be fixed on a support frame during installation. Therefore, its wind resistance is very important. 2023, 2 nd and 1 day, the Jiangsu dormitory Yuyang county-distributed photovoltaic power station is scraped by strong wind, and the whole photovoltaic power station components, the brackets and other systems are seriously destroyed. A photovoltaic power station in Xinjiang also suffers from serious wind disaster accidents at 11 and 30 days 2022. The photovoltaic array of approximately hundred megawatts is fully blown. The photovoltaic support collapses innumerable, and most photovoltaic modules are damaged to different degrees, and most of the photovoltaic modules are almost 'waist chopped'. In addition to the above areas, recently, accidents of turning over the photovoltaic power station occur in areas such as mountain west city, jin city, shandong smoke floor and the like.
Notably, if an accident occurs in a photovoltaic power plant, not only is the electricity fee and subsidy income not available, unnecessary property loss may be caused.
How to evaluate the wind resistance of a photovoltaic power generation device is a difficulty to be solved at present.
Disclosure of Invention
In view of the above, the application provides a method, a device, equipment and a storage medium for evaluating wind resistance of a photovoltaic power generation device, which can accurately evaluate the wind resistance of the photovoltaic power generation device, avoid damage of the photovoltaic power generation device, dynamically adjust a base of the photovoltaic power generation device, and improve the weight of the base according to needs, thereby improving the wind resistance of the photovoltaic power generation device.
The specific scheme is as follows:
the wind resistance evaluation method of the photovoltaic power generation device comprises a photovoltaic panel, a bracket and a base, wherein the bracket is arranged on the base;
the weight of the base is M1, the size of the M1 is dynamically adjusted, the whole weight of the photovoltaic power generation device is M, the leftmost end point of the base is B, the rightmost end point of the base is C, the intersection point A of the support and the base, the intersection point E of the support and the solar panel, the intersection point F of the extension line of the support and the ground, the area of the photovoltaic panel is S, the included angle between the photovoltaic panel and the horizontal plane is P, the distance between the AB is S1, the distance between the AC and the EF is S3, and the wind pressure Q corresponding to the maximum wind level of the place where the photovoltaic power generation device is located;
calculating the wind pressure Q1 of the photovoltaic power generation device according to M1, M, S, S1, S2, S3 and P;
comparing the wind pressure Q1 with the wind pressure Q corresponding to the maximum wind level of the place where the photovoltaic power generation device is located:
the wind pressure Q corresponding to the maximum wind level of the place where the photovoltaic power generation device is located can be determined by searching a wind level and wind speed comparison table.
If Q1 is greater than or equal to Q, M1 remains unchanged;
if Q1 is less than Q, M1 is increased so that Q1 is greater than or equal to Q.
Further, the base is provided with a water inlet for adding water to adjust the weight of the base.
Further, calculating the wind pressure Q1 of the photovoltaic power generation apparatus from M1, M, S1, S2, S3, P includes:
on the other hand, the application also provides an evaluation device for wind resistance of the photovoltaic power generation device, which comprises:
the evaluation module calculates the wind pressure Q1 of the photovoltaic power generation device according to the weight M1 of the base, the integral weight M of the photovoltaic power generation device, the area S of the photovoltaic panel, the included angle P between the photovoltaic panel and the horizontal plane, the distance S1 between the photovoltaic panel and the horizontal plane, the distance S2 between the AC and the distance S3 between the EF, wherein the endpoint of the leftmost end of the base is B, the endpoint of the rightmost end of the base is C, the intersection point A of the support and the base is E, the intersection point of the support and the solar panel is F;
the comparison module is used for comparing the wind pressure Q1 with the wind pressure Q corresponding to the maximum wind level of the place where the photovoltaic power generation device is located:
the execution module is used for keeping M1 unchanged if Q1 is more than or equal to Q;
if Q1 is less than Q, M1 is increased so that Q1 is greater than or equal to Q.
On the other hand, the application also provides a device for evaluating the wind resistance of the photovoltaic power generation device, which comprises a processor, a memory and a computer program stored in the memory and configured to be executed by the processor, wherein the processor realizes the method for evaluating the wind resistance of the photovoltaic power generation device when executing the computer program.
In another aspect, the present application further provides a computer readable storage medium, where the computer readable storage medium includes a stored computer program, where when the computer program runs, the apparatus where the computer readable storage medium is located is controlled to execute the above method for evaluating wind resistance of a photovoltaic power generation device
The beneficial effects are that: the application provides a wind resistance evaluation method, device, equipment and storage medium for a photovoltaic power generation device, which can accurately evaluate the wind resistance of the photovoltaic power generation device, avoid damage of the photovoltaic power generation device, dynamically adjust a base of the photovoltaic power generation device, and improve the weight of the base according to the requirement so as to improve the wind resistance of the photovoltaic power generation device.
Drawings
Fig. 1 is a schematic view of a photovoltaic power generation device according to an embodiment of the present application;
FIG. 2 is a schematic diagram of an evaluation device for wind resistance of a photovoltaic power generation device according to an embodiment of the present application;
fig. 3 is a schematic diagram of an evaluation apparatus for wind resistance of a photovoltaic power generation device according to an embodiment of the present application.
Detailed Description
The technical solution of the present application will be described in further detail below with reference to the accompanying drawings and by way of examples of some alternative embodiments of the present application. It will be apparent that the described embodiments are only some, but not all, embodiments of the application.
Example 1
As shown in fig. 1, a method for evaluating wind resistance of a photovoltaic power generation device comprises a photovoltaic panel 1, a bracket 2 and a base 3, wherein the bracket is arranged on the base;
the weight of the base is M1, the size of the M1 is dynamically adjusted, the whole weight of the photovoltaic power generation device is M, the leftmost end point of the base is B, the rightmost end point of the base is C, the intersection point A of the support and the base, the intersection point E of the support and the solar panel, the intersection point F of the extension line of the support and the ground, the area of the photovoltaic panel is S, the included angle between the photovoltaic panel and the horizontal plane is P, the distance between the AB is S1, the distance between the AC and the EF is S3, and the wind pressure Q corresponding to the maximum wind level of the place where the photovoltaic power generation device is located;
the wind pressure Q corresponding to the maximum wind level of the place where the photovoltaic power generation device is located can be checked through a wind power level national standard table and the corresponding wind pressure.
Calculating the wind pressure Q1 of the photovoltaic power generation device according to M1, M, S, S1, S2, S3 and P;
comparing the wind pressure Q1 with the wind pressure Q corresponding to the maximum wind level of the place where the photovoltaic power generation device is located:
if Q1 is greater than or equal to Q, M1 remains unchanged;
if Q1 is less than Q, M1 is increased so that Q1 is greater than or equal to Q.
Further, the base is provided with a water inlet for adding water to adjust the weight of the base. The base of the photovoltaic power generation device is also provided with a water inlet cover G for opening and closing the water inlet.
Preferably, the base is also provided with a pulley, so that the position of the base can be conveniently moved at any time.
Further, calculating the wind pressure Q1 of the photovoltaic power generation apparatus from M1, M, S1, S2, S3, P includes:
by the method, the wind pressure Q1 of the photovoltaic power generation device can be dynamically adjusted, so that the photovoltaic power generation device is prevented from being blown down by wind.
The beneficial effects are that: the application provides a wind resistance evaluation method, device, equipment and storage medium for a photovoltaic power generation device, which can accurately evaluate the wind resistance of the photovoltaic power generation device, avoid damage of the photovoltaic power generation device, dynamically adjust a base of the photovoltaic power generation device, and improve the weight of the base according to the requirement, thereby greatly improving the wind resistance of the photovoltaic power generation device.
Example two
As shown in fig. 2, the present application further provides an evaluation device for wind resistance of a photovoltaic power generation device, including:
the evaluation module 10 calculates the wind pressure Q1 of the photovoltaic power generation device according to the weight M1 of the base, the overall weight M of the photovoltaic power generation device, the area S of the photovoltaic panel, the included angle P between the photovoltaic panel and the horizontal plane, the distance S1 between the photovoltaic panel and the horizontal plane, the distance S2 between the AC and the distance S3 between the EF, wherein the endpoint of the leftmost end of the base is B, the endpoint of the rightmost end of the base is C, the intersection point A of the bracket and the base is E, the intersection point of the bracket and the solar panel is F;
the comparison module 20 compares the wind pressure Q1 with the wind pressure Q corresponding to the maximum wind level of the place where the photovoltaic power generation device is located:
an execution module 30, if Q1 is equal to or greater than Q, M1 remains unchanged;
if Q1 is less than Q, M1 is increased so that Q1 is greater than or equal to Q.
Example III
Referring to fig. 3, a schematic diagram of an apparatus for evaluating wind resistance of a photovoltaic power generation device according to an embodiment of the present application is shown. The evaluation apparatus of wind resistance of a photovoltaic power generation device of this embodiment includes: a processor, a memory, and a computer program stored in the memory and executable on the processor. The steps in the above method embodiments for evaluating wind resistance of each photovoltaic power generation device are implemented when the processor executes the computer program. Alternatively, the processor may implement the functions of the modules/units in the above-described device embodiments when executing the computer program.
The computer program may be divided into one or more modules/units, which are stored in the memory and executed by the processor to accomplish the present application, for example. The one or more modules/units may be a series of computer program instruction segments capable of performing a specific function for describing the execution of the computer program in an apparatus for evaluating wind resistance of the photovoltaic power plant.
The evaluation device of the wind resistance of the photovoltaic power generation device can be computing devices such as a desktop computer, a notebook computer, a palm computer and a cloud server. The evaluation device of wind resistance of the photovoltaic power generation device can include, but is not limited to, a processor and a memory. It will be appreciated by those skilled in the art that the schematic diagram is merely an example of an evaluation device for wind resistance of a photovoltaic power plant, and does not constitute a limitation of the evaluation device for wind resistance of a photovoltaic power plant, and may include more or less components than illustrated, or may combine certain components, or different components, e.g., the evaluation device for wind resistance of a photovoltaic power plant may further include an input-output device, a network access device, a bus, etc.
The processor 11 may be a central processing unit (Central Processing Unit, CPU), but may also be other general purpose processors, digital signal processors (Digital Signal Processor, DSP), application specific integrated circuits (ApplicationSpecific Integrated Circuit, ASIC), off-the-shelf programmable gate arrays (Field-Programmable Gate Array, FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, or the like. The general-purpose processor may be a microprocessor or the processor may be any conventional processor or the like, which is a control center of the wind resistance assessment device of the photovoltaic power generation apparatus, and various interfaces and lines are used to connect various parts of the wind resistance assessment device of the whole photovoltaic power generation apparatus.
The memory 12 may be used to store the program 122 and/or modules, and the processor may implement various functions of the photovoltaic power plant wind resistance assessment device by running or executing the computer program and/or module stored in the memory and invoking data stored in the memory. The memory may mainly include a storage program area and a storage data area, wherein the storage program area may store the operating system 121, application programs (such as a sound playing function, an image playing function, etc.) required for at least one function, and the like; the storage data area may store data (such as audio data, phonebook, etc.) created according to the use of the handset, etc. In addition, the memory may include high speed random access memory, and may also include non-volatile memory, such as a hard disk, memory, plug-in hard disk, smart Media Card (SMC), secure digital (SecureDigital, SD) Card, flash Card (Flash Card), at least one disk storage device, flash memory device, or other volatile solid state memory device.
Wherein the module/unit integrated with the evaluation device of wind resistance of the photovoltaic power plant may be stored in a computer readable storage medium if implemented in the form of a software functional unit and sold or used as a stand alone product. Based on such understanding, the present application may implement all or part of the flow of the method of the above embodiment, or may be implemented by a computer program to instruct related hardware, where the computer program may be stored in a computer readable storage medium, and when the computer program is executed by a processor, the computer program may implement the steps of each of the method embodiments described above. Wherein the computer program comprises computer program code which may be in source code form, object code form, executable file or some intermediate form etc. The computer readable medium may include: any entity or device capable of carrying the computer program code, a recording medium, a U disk, a removable hard disk, a magnetic disk, an optical disk, a computer Memory, a Read-Only Memory (ROM), a random access Memory (RAM, random Access Memory), an electrical carrier signal, a telecommunications signal, a software distribution medium, and so forth.
It should be noted that the above-described apparatus embodiments are merely illustrative, and the units described as separate units may or may not be physically separate, and units shown as units may or may not be physical units, may be located in one place, or may be distributed over a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. In addition, in the drawings of the embodiment of the device provided by the application, the connection relation between the modules represents that the modules have communication connection, and can be specifically implemented as one or more communication buses or signal lines. Those of ordinary skill in the art will understand and implement the present application without undue burden.
Although the method and the device obtained in this embodiment can obtain excellent implementation effects when applied to the photovoltaic field, the photovoltaic field is not the only application field of the method and the device, and those skilled in the art can fully apply the present application to other suitable fields based on the characteristics and the technical effects of the method and the device disclosed in the present application according to the needs of the actual application field, and the application does not need any creative labor, and still belongs to the spirit of the present application, so the application is also considered as the protection scope of the present application.
It will be readily understood by those skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present application and that various modifications, combinations, substitutions, improvements, etc. may be made without departing from the spirit and principles of the application.
Claims (6)
1. A method for evaluating wind resistance of a photovoltaic power generation device, the photovoltaic power generation device comprising: the photovoltaic panel, the support and the base are arranged on the base;
the weight of the base is M1, and the size of the M1 is dynamically adjusted; the whole weight of the photovoltaic power generation device is M, the end point of the leftmost end of the base is B, the end point of the rightmost end of the base is C, the intersection point A of the support and the base is E, the intersection point of the extension line of the support and the ground is F, the area of the photovoltaic panel is S, the included angle between the photovoltaic panel and the horizontal plane is P, the distance between the AB is S1, the distance between the AC is S2, the distance between the EF is S3, and the wind pressure Q corresponding to the maximum wind level of the place where the photovoltaic power generation device is located;
calculating the wind pressure Q1 of the photovoltaic power generation device according to M1, M, S, S1, S2, S3 and P;
comparing the wind pressure Q1 with the wind pressure Q corresponding to the maximum wind level of the place where the photovoltaic power generation device is located:
if Q1 is greater than or equal to Q, M1 remains unchanged;
if Q1 is less than Q, M1 is increased so that Q1 is greater than or equal to Q.
2. The method for evaluating wind resistance of a photovoltaic power generation apparatus according to claim 1, wherein the base is provided with a water inlet for adding water to adjust the weight of the base.
3. The method for evaluating wind resistance of a photovoltaic power generation apparatus according to claim 1, wherein calculating the wind pressure Q1 of the photovoltaic power generation apparatus from M1, M, S1, S2, S3, P comprises:
4. a wind resistance evaluation device of a photovoltaic power generation device, characterized by comprising:
and an evaluation module: according to the weight M1 of the base, the overall weight M of the photovoltaic power generation device, the area S of the photovoltaic panel, the included angle P between the photovoltaic panel and the horizontal plane, the distance S1 between the AB, the distance S2 between the AC and the distance S3 between the EF, the wind pressure Q1 of the photovoltaic power generation device is calculated, wherein the endpoint of the leftmost end of the base is B, the endpoint of the rightmost end of the base is C, the intersection point A of the support and the base is E, the intersection point of the support and the solar panel is F;
and a comparison module: comparing the wind pressure Q1 with the wind pressure Q corresponding to the maximum wind level of the place where the photovoltaic power generation device is located;
the execution module: if Q1 is greater than or equal to Q, M1 remains unchanged;
if Q1 is less than Q, M1 is increased so that Q1 is greater than or equal to Q.
5. An apparatus for assessing wind resistance of a photovoltaic power plant, comprising a processor, a memory and a computer program stored in the memory and configured to be executed by the processor, the processor implementing the method for assessing wind resistance of a photovoltaic power plant according to any one of claims 1 to 3 when the computer program is executed.
6. A computer readable storage medium, characterized in that the computer readable storage medium comprises a stored computer program, wherein the computer program, when run, controls a device in which the computer readable storage medium is located to perform the method of evaluating the wind resistance of a photovoltaic power plant according to any one of claims 1 to 3.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311079397.3A CN117131628B (en) | 2023-08-24 | 2023-08-24 | Wind resistance evaluation method, device and equipment for photovoltaic power generation device and storage medium |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311079397.3A CN117131628B (en) | 2023-08-24 | 2023-08-24 | Wind resistance evaluation method, device and equipment for photovoltaic power generation device and storage medium |
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| CN117131628A true CN117131628A (en) | 2023-11-28 |
| CN117131628B CN117131628B (en) | 2024-03-19 |
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Patent Citations (5)
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| CN109459077A (en) * | 2018-11-21 | 2019-03-12 | 广西电网有限责任公司电力科学研究院 | A kind of power transmission and distribution capability of anti-wind assessment system |
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