For PV support structures, the most critical load is the wind load; the existing research only focuses on the panel inclination angle, wind direction angle, body type coefficient, geometric scale, shielding effect,
The prototype structure of the flexible PV support adopted in this study is shown in Fig.1. The height of the columns is 6 m. The span of the flexible PV support is 33 m, which is consisted of
Considering the safety of flexible PV support structures, it is reasonable to use the displacement wind-vibration coefficient rather than the load wind-vibration coefficient. For the flexible PV arrays with wind-resistant cables
The wind-induced vibration of the mean wind to the flexible photovoltaic module support system can be represented by the mean displacement and torsion angle, while the wind-induced
photovoltaic (PV) solar power plant projects, PV solar panel (SP) support structure is one of the main elements and limited numerical studies exist on PVSP ground mounting steel frames to
The wind-induced response and vibration modes of the flexible photovoltaic (PV) modules support structures with different parameters were investigated by using wind tunnel based on elastic
The results show that: (1) according to the general requirements of 4 rows and 5 columns fixed photovoltaic support, the typical permanent load of the PV support is 4679.4 N,
The experimental results show that the mean and fluctuating displacement of the solar wing system are closely related to the module shape and the wind environment. or the
In recent years, the advancement of photovoltaic power generation technology has led to a surge in the construction of photovoltaic power stations in desert gravel areas. However, traditional equal cross-section
When the flexible PV support structure is subjected to wind pressure, the maximum mean vertical displacement occurs in the first rows at high wind speeds. The shielding effect has a
This investigation explores the dynamic response and interaction mechanism of a photovoltaic support structural platform (SSP) equipped with a TLCD by experimental and
In aeroelastic model wind tunnel tests, the mean vertical displacement of the flexible PV support structure increases with the increase of wind speed and tilt angle of PV modules. Due to the
In this paper, we mainly consider the parametric analysis of the disturbance of the flexible photovoltaic (PV) support structure under two kinds of wind loads, namely, mean
As the support structure of the photovoltaic power plant system, the photovoltaic stent has an important impact on the safe operation and cost control of the system. Therefore,
For an offshore photovoltaic helical pile foundation, significant horizontal cyclic loading is imposed by wind and waves. To study a fixed offshore PV helical pile''s horizontal
This is close to 1/100 of the span of the flexible PV support structure. Until now, there are no particular regulations on the deformation of the flexible PV supports. In the design of these structures, the extreme vertical displacement less than 1/100 of the span was often used.
This suggests that the deflection of the flexible PV support structure is more sensitive to fluctuating wind loads compared to the axial force. Considering the safety of flexible PV support structures, it is reasonable to use the displacement wind-vibration coefficient rather than the load wind-vibration coefficient.
It can be found from Figs. 27 and 28 that the largest value of the extreme vertical displacement at the edge of the PV module under wind velocity of 18.5 m/s occurs at row R11 under the wind direction of 180°, and is 333 mm. This is close to 1/100 of the span of the flexible PV support structure.
It is also necessary to reasonably increase the template gap and reduce the ground clearance in order to reduce the wind load of the PV support structure, enhance the wind resistance of the PV support structure, and improve the safety and reliability of the PV support structure. 2.7. Other Factors
The span of the flexible PV support is 33 m, which is consisted of 28 PV modules. The inclination angle between the PV modules and the horizontal plane is 15°, and the PV modules are mounted on two steel cables C1 and C2. Furthermore, steel cable C3 is set to reduce the vertical deformation under the actions of wind and snow loadings.
Because the support structure of the tracking photovoltaic support system has a long extension length and the components are D-shaped hollow steel pipes, the overall stiffness of the structure was found to be low, and the first three natural frequencies were between 2.934 and 4.921.
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