Experimental investigation on wind loads and wind-induced
The wind-induced vibration response of flexible PV support structure under different cases was studied by using aeroelastic model for wind tunnel test, including different tilt angles of PV
Wind Load and Wind-Induced Vibration of Photovoltaic Support
(2) Methods: First, the effects of several variables, including the body-type coefficient, wind direction angle, and panel inclination angle, on the wind loads of PV supports are discussed.
Experimental study on dynamic response influence factors of
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
Experimental investigation on wind-induced vibration of photovoltaic
Previous studies focus on the wind load characteristics of roof- or ground-mounted PV structures. Cao et al. [1], Warsido et al. [2], Naeiji et al. [3], Stathopoulos et al. [4],
A Parametric Study of Flexible Support Deflection of Photovoltaic
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
Effect of tilt angle on wind-induced vibration in pre-stressed
Finally, a quantitative analysis is performed to investigate the influence of panel tilt angles on the support reaction and displacement wind-induced vibration coefficients of
Wind-induced vibration response and suppression of the cable
When no wind suppression measures are taken, the critical wind speed of the new photovoltaic system is 36.1 m/s, which can meet the requirements of most inland areas. Wind suppression
Experimental study on effect factors of wind-induced response of
The wind vibration coefficients in different zones under the wind pressure or wind suction are mostly between 2.0 and 2.15. Compared with the experimental results, the current
Static and Dynamic Response Analysis of Flexible
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
Wind Coefficient Distribution of Arranged Ground
Solar panels installed on the ground receive wind loads. A wind experiment was conducted to evaluate the wind force coefficient acting on a single solar panel and solar panels arranged in an array. The surface
单层悬索柔性光伏支架风振系数研究-《建筑科学与工程学报》
The wind vibration coefficient is less affected by the photovoltaic plate angle, and the wind vibration coefficient is almost unchanged from 0° to 15°. The vertical
A Review on Aerodynamic Characteristics and Wind
Photovoltaic (PV) system is an essential part in renewable energy development, which exhibits huge market demand. In comparison with traditional rigid-supported photovoltaic (PV) system, the flexible photovoltaic
Numerical assessment of the initial pre-tension impact on wind
In solar power technology, flexible cable-supported photovoltaic (PV) systems (FCSPSs) offer an alternative to traditional ground-mounted supports due to their lightweight design, long spans,
Shielding and wind direction effects on wind-induced response of
The strongest WIVs were observed in the crosswind cases (Cases 0° and 180°), which are the most dangerous cases. The vibration amplitude decreases almost linearly when
Experimental investigation on wind-induced vibration of
on the wind pressure test of the rigid model, -dimensional windthe threeinduced- vibration characteristics of the photovoltaic module were investigated using finite element simulation
Evolution of wind-induced vibration form of large-span flexible PV
The wind-induced vibration of PV panel is mainly random buffeting, the farther away from the wind field, the more obvious the torsion. Research conclusions can provide
Experimental investigation on wind-induced vibration of
The wind vibration coefficients of the photovoltaic modules with a tilt angle of 10° were estimated from multi-target equivalent static wind loads. The study result shows that wind-induced
大跨柔性光伏支架结构风压特性及风振响应-【维普期刊官网】
Wind pressure characteristics and wind vibration response of long-span flexible photovoltaic support structure pared with structural displacement response,the cable tension
Experimental investigation on wind-induced vibration of photovoltaic
There are, however, few studies concerned with the aeroelastic vibration of PV structures under the tension cable support system. Tamura et al. [14] studied the aerodynamic
6 FAQs about [Photovoltaic support wind vibration coefficient]
What is the wind vibration coefficient of flexible PV support structure?
The wind vibration coefficients in different zones under the wind pressure or wind suction are mostly between 2.0 and 2.15. Compared with the experimental results, the current Chinese national standards are relatively conservative in the equivalent static wind loads of flexible PV support structure. 1. Introduction
How wind induced vibration response of flexible PV support structure?
Aeroelastic model wind tunnel tests The wind-induced vibration response of flexible PV support structure under different cases was studied by using aeroelastic model for wind tunnel test, including different tilt angles of PV modules, different initial force of cables, and different wind speeds.
Does wind-induced vibration affect flexible PV supports?
Discussion The wind load is a vital load affecting PV supports, and the harm caused by wind-induced vibration due to wind loads is enormous. Aiming at the wind-induced vibration of flexible PV supports, a PV building integration technology [86, 87] was proposed to reduce the harm caused by wind vibration.
Do fixed PV supports have a wind-induced response?
While there is substantial research on the wind-induced response of fixed PV supports, encompassing rooftop and ground-mounted systems , , , .Numerical CFD simulations and experimental research have been conducted by several researchers , , , to investigate the wind field and wind-induced response of PV supports system.
Are flexible PV support structures prone to vibrations under cross winds?
For aeroelastic model tests, it can be observed that the flexible PV support structure is prone to large vibrations under cross winds. The mean vertical displacement of the flexible PV support structure increases with the wind speed and tilt angle of the PV modules.
What is the wind load of a PV support?
The wind load is the most significant load when designing a PV support; thus, its value and calculation should be investigated. Different countries have their own specifications and, consequently, equations for the wind loads of PV supports.