黑启动柴油机容量实例

额定功率计算容量额定电压kWkVAkV连续运行电机负荷1引风机11021880.80.382送风机5521440.80.383二次风机4521360.80.384除渣机1.1210.880.80.385抛煤机1.1632.640.80.386给煤机4213.20.80.387炉排4213.20.80.388加药泵1.1210.880.80.381给水泵1603116010.382凝结水泵1521120.80.383疏水泵5.5214.40.80.381循环水泵903218010.382电动蝶阀1210.80.80.383变频蝶阀1210.80.80.383循环水加阻垢药剂装置1110.80.80.384钢混结构逆流式冷却塔224470.40.80.385工业水泵3021240.80.38短时电动机负荷10炉顶电动葫芦1.5221.20.40.384电动油泵1511120.80.385润滑油泵5.5114.40.80.387盘车装置3111.20.40.388油箱排油烟风机0.375110.150.40.388移动滤油机3111.20.40.386消防水泵4521360.80.47稳压泵4213.20.80.4序号名称安装台数工作台数换算系数K连续静止负荷1直流屏01100.80.382热控DCS011010.383主厂房照明101180.80.38短时静止负荷4锅炉检修电源4511000.385汽机检修电源4511000.386高压开关室检修电源4511000.387低压开关室检修电源4511000.3815建筑电气用电1511120.80.3816检修1011000.38计算结果：连续运行的电动机额定功率之和kWPD546.8连续运行的静止负荷之和kWPJ10Pc495.32Qc292.204Sc575.087单台自起动电机中最大一台容量kWPmd2160时间重叠其他短时运行电动机容量之和kWPzd0Pdq602.52Qdq783.404Sdq988.3077容量检验：1运行中容量校验⑴选定Pfe柴油发电机组容量kW，cosφ=0.8计算的其视在功率，无功。需要大于c系列。选择柴油发电机组kW500Sfe＞Sc625＞575.087Pfe＞Pc500＞495.32Qfe＞Qc375＞292.204⑵选定Pfe柴油发电机组容量kW，cosφ=0.8.按柴油机过载1.5倍数，校验起动容量。选择柴油发电机组kW500单台电机自起动容量需求：Sfe625＜658.8718不成立选择柴油发电机组kW600单台电机自起动容量需求：Sfe750＞658.8718成立⑶选定Pfe柴油发电机组容量kW，cosφ=0.8.按发电机过载1.1倍数，校验起动容量。选择柴油发电机组kW600单台电机自起动有功功率需求：Pdq627＞602.52成立⑷计算自起动电压降选择柴油发电机组kW600柴油发电机组参数Xd”0.207柴油发电机组参数Xq0.833根据Pdq、Qdq、Sdq计算Z、R、X。Z0.758873R0.462646X0.601537△U%16.74573单台是否进电流表选额定电流DCS0~40mA输出经常连续208.91208.909642201103×120+1×7088经常连续104.45104.45482110553×50+1×2544经常连续85.4685.46303390453×35+1×1636经常连续2.092.08909642.21.13×4+1×2.40.88经常连续6.272.08909646.63.33×4+1×2.52.64经常连续7.607.5967141843×4+1×2.53.2经常连续7.607.5967141843×4+1×2.53.2经常连续2.092.08909642.21.13×4+1×2.60.88经常连续303.87303.868564801603×150+1×70160经常连续28.4928.48767830153×16+1×1012经常连续10.4510.445482115.53×4+1×2.54.4经常连续循泵房341.85170.926072701803×240+1×12090经常连续循泵房1.901.8991785213×4+1×2.50.8经常连续循泵房1.901.8991785213×4+1×2.50.8经常连续循泵房1.901.8991785113×4+1×2.50.8经常连续167.1341.78192788883×90+1×5070.4经常连续循泵房56.9856.97535660303×25+1×1624断续5.702.8487678333×4+1×2.51.2不经常短时28.4928.48767815153×10+1×612经常连续10.4510.4454825.55.53×4+1×2.54.4断续5.705.6975356333×4+1×2.51.2断续0.710.71219190.3750.3753×4+1×2.60.15断续5.705.6975356333×4+1×2.61.2间断循泵房81.1981.18988290453×35+1×1636间断循泵房7.227.2168784843×4+1×2.53.2电缆回路类型就地控制箱运行方式安装地点哪段供电连续0.000003×25+1×16连续0.000003×35+1×16连续18.9918.99178510103×70+1×3585.4685.46303345453×70+1×3685.4685.46303345453×35+1×1685.4685.46303345453×35+1×1685.4685.46303345453×35+1×1628.4928.48767815153×10+1×61218.9918.99178510103×25+1×160编号额定功率计算容量额定电压kWkVAkV连续运行电机负荷1引风机11021880.80.382送风机5521440.80.383二次风机4521360.80.384除渣机1.1210.880.80.385抛煤机1.1632.640.80.386给煤机4213.20.80.387炉排4213.20.80.388加药泵1.1210.880.80.381给水泵1603116010.382凝结水泵1521120.80.383疏水泵5.5214.40.80.381循环水泵903218010.382电动蝶阀1210.80.80.383变频蝶阀1210.80.80.383循环水加阻垢药剂装置1110.80.80.384钢混结构逆流式冷却塔224470.40.80.385工业水泵3021240.80.38短时电动机负荷10炉顶电动葫芦1.5221.20.40.384电动油泵1511120.80.385润滑油泵5.5114.40.80.387盘车装置3111.20.40.388油箱排油烟风机0.375110.150.40.388移动滤油机3111.20.40.386消防水泵4521360.80.47稳压泵4213.20.80.4序号名称安装台数工作台数换算系数K连续静止负荷1直流屏01100.80.382热控DCS011010.383主厂房照明101180.80.38短时静止负荷4锅炉检修电源4511000.385汽机检修电源4511000.386高压开关室检修电源4511000.387低压开关室检修电源4511000.3815建筑电气用电1511120.80.3816检修1011000.38计算结果：连续运行的电动机额定功率之和kWPD546.8连续运行的静止负荷之和kWPJ10Pc495.32Qc292.204Sc575.087单台自起动电机中最大一台容量kWPmd2160时间重叠其他短时运行电动机容量之和kWPzd49Pdq947.42Qdq1497.374Sdq1771.929容量检验：1运行中容量校验⑴选定Pfe柴油发电机组容量kW，cosφ=0.8计算的其视在功率，无功。需要大于c系列。选择柴油发电机组kW800Sfe＞Sc1000＞575.087Pfe＞Pc800＞495.32Qfe＞Qc600＞292.204⑵选定Pfe柴油发电机组容量kW，cosφ=0.8.按柴油机过载1.5倍数，校验起动容量。选择柴油发电机组kW800单台电机自起动容量需求：Sfe1000＜1181.286不成立选择柴油发电机组kW1000单台电机自起动容量需求：Sfe1250＞1181.286成立⑶选定Pfe柴油发电机组容量kW，cosφ=0.8.按发电机过载1.1倍数，校验起动容量。选择柴油发电机组kW1000单台电机自起动有功功率需求：Pdq1045＞947.42成立⑷计算自起动电压降选择柴油发电机组kW1000柴油发电机组参数Xd”0.207柴油发电机组参数Xq0.833根据Pdq、Qdq、Sdq计算Z、R、X。Z0.705446R0.37719X0.596139△U%19.17466单台是否进电流表选额定电流DCS0~40mA输出经常连续208.91208.909642201103×120+1×7088经常连续104.45104.45482110553×50+1×2544经常连续85.4685.46303390453×35+1×1636经常连续2.092.08909642.21.13×4+1×2.40.88经常连续6.272.08909646.63.33×4+1×2.52.64经常连续7.607.5967141843×4+1×2.53.2经常连续7.607.5967141843×4+1×2.53.2经常连续2.092.08909642.21.13×4+1×2.60.88经常连续303.87303.868564801603×150+1×70160经常连续28.4928.48767830153×16+1×1012经常连续10.4510.445482115.53×4+1×2.54.4经常连续循泵房341.85170.926072701803×240+1×12090经常连续循泵房1.901.8991785213×4+1×2.50.8经常连续循泵房1.901.8991785213×4+1×2.50.8经常连续循泵房1.901.8991785113×4+1×2.50.8经常连续167.1341.78192788883×90+1×5070.4经常连续循泵房56.9856.97535660303×25+1×1624断续5.702.8487678333×4+1×2.51.2不经常短时28.4928.48767815153×10+1×612经常连续10.4510.4454825.55.53×4+1×2.54.4断续5.705.6975356333×4+1×2.51.2断续0.710.71219190.3750.3753×4+1×2.60.15断续5.705.6975356333×4+1×2.61.2间断循泵房81.1981.18988290453×35+1×1636间断循泵房7.227.2168784843×4+1×2.53.2安装地点哪段供电电缆回路类型就地控制箱运行方式连续0.000003×25+1×16连续0.000003×35+1×16连续18.9918.99178510103×70+1×3585.4685.46303345453×70+1×3685.4685.46303345453×35+1×1685.4685.46303345453×35+1×1685.4685.46303345453×35+1×1628.4928.48767815153×10+1×61218.9918.99178510103×25+1×160编号