第4页风雪压荷载计算一、取值0.655mA类1.1701.401.694=1.69×1.17×1.4×0.651.801.40.4A指近海海面和海岛、海岸、湖岸及沙漠光伏倾斜角度25°B指田野、乡村、丛林、丘陵以及房屋比屋面积雪分布系数1C指有密集建筑群的城市市区D指有密集建筑群且房屋较高的城市市区=0.4×10.4KN/m21.4光伏组件参数：长度：1.65m宽度：0.998m光伏组件面积：1.6467m2光伏组件重量：18Kg5m高度处荷载计算：基本风压w0:KN/m2计算高度处离地面距离:场地类别:风压高度变化系数mZ:风荷载体型系数mS:瞬时风压的阵风系数bgz:风荷载标准值:wK=bgzmZmSw0KN/m2风荷载分项系数:基本雪压s0:KN/m2sK=μrSo雪荷载分项系数:A类B类第5页重力加速度：9.8N/Kg光伏组件倾斜重量：=18x9.8xcos25°0.159873KN恒载载荷系数：1.2单块电池板受最大风压力：=1.4×1.803×1.65+1.2×0.15994.349447KN单块电池板受最大雪压力：=1.4×0.4+1.2×0.162.122152KNF总=1.4*1.0*F风+1.2*G′F总=1.4*1.0*F雪+1.2*G′第6页风雪压荷载计算C类D类第7页场地类别设计基准期A30地面粗糙度类别B50ABCDC10051.691.882.303.21D2101.631.782.102.761151.601.721.992.54201.581.691.922.39301.541.641.832.21地震烈度地震加速度401.521.601.772.0960.05g0.04501.511.581.732.0170.10g0.08601.491.561.691.9470.15g0.12701.481.541.661.8980.20g0.16801.471.531.641.8580.30g0.24901.471.521.621.81111001.461.511.601.781501.431.471.551.672001.421.441.501.602501.401.421.461.553001.391.411.441.51阵风系数βgz离地面高度(m)αmax地面粗糙度类别ABCD51.171.000.740.62101.381.000.740.62151.521.140.740.62201.631.250.840.62301.801.421.000.62401.921.561.130.73502.031.671.250.84602.121.771.350.93702.201.861.451.02802.271.951.541.11902.342.021.621.191002.402.091.701.271502.642.382.031.612002.832.612.301.922502.992.802.542.193003.122.972.752.453503.123.122.942.684003.123.123.122.913.123.123.123.12风压高度变化系数μz离地面或海平面高度(m)≥450省市名省市名城市名海拔高度(m)n=10n=50n=100n=10n=50n=100北京北京北京54.00.300.450.500.250.400.45天津天津天津市3.30.300.500.600.250.400.45天津塘沽3.20.400.550.600.200.350.40上海上海上海2.80.400.550.600.100.200.25重庆重庆重庆259.10.250.400.45河北河北石家庄市80.50.250.350.400.200.300.35河北蔚县909.50.200.300.350.200.300.3...
