xx锻造厂供配电系统设计

žAР④空气站、煤气站、锅炉房:设备容量Pe=1289 kW, Kd=0.38, tanφ=0.26РP30(2)=KdPe=0.38×1289=489.82kWРQ302=P302tanφ=489.82×0.26=127.35 kvarРS302=P30(2)2+Q30(2)2=489.822+127.352=506.10 kVžAР⑤工具,机修车间:设备容量Pe=1266 kW, Kd=0.67, tanφ=0.2РP30(2)=KdPe=0.67×1266=848.22kWРQ302=P302tanφ=848.22×0.2=169.64 kvarРS302=P30(2)2+Q30(2)2=848.222+169.642=865.02 kVžAР⑥仓库:设备容量Pe=550 kW,Kd=0.3, tanφ=0.7РP30(2)=KdPe=0.3×550=165kWРQ302=P302tanφ=165×0.7=115.5 kvarРS302=P30(2)2+Q30(2)2=1652+115.52=201.41 kVžAР负荷计算表格汇总:Р表1 工厂负荷汇总表Р序号Р配电计点名称Р负荷Р类型Р计算负荷РP30(2)/kWРQ302/kvarРS302/kVžAР1Р一车间、锻工车间РIIIР468.27Р187.308Р504.34Р2Р二车间РIIIР666.9Р453.492Р806.48Р3Р三车间РIIIР912.6Р273.78Р952.78Р4Р工具,机修车间РIIIР489.82Р127.35Р506.10Р5Р空气站、煤气站、锅炉房РIIР848.22Р169.644Р865.02Р6Р仓库РIIIР165Р115.5Р201.41Р总计Р3550.81Р1327.08Р3838.14Р=0.95,=0.97Р3373.27Р1287.26Р3610.54