安置小区工程临时用电施工方案#江苏#剪力墙结构#用电计算书.doc

某某安置小区三期五标段工程用电专项施工方案编制人: 职务： 负责人： 职务： 审核人： 职务： 批准人： 职务： 某某工集团有限 公司年 月 日施工临时用电方案计算书某某安置小区三期五标段工程； 工程建设地点:某某镇某某村；属于剪力墙结构； 地上33层； 地下1层；建筑高度：102.25m；标准层层高：2.9m ；总建筑面积：.04平方米；总工期：890天。本工程由苏州市某某城乡一体化建设发展有限公司投资建设，苏州市城市建筑设计院有限责任公司设计，苏州市城市建筑设计院有限责任公司地质勘察，江苏赛华建设监理有限公司监理，某某工集团有限公司组织施工；由许卫国担任项目经理，许振宇担任技术负责人。一、编制依据低压配电设计规范GB50054-95中国建筑工业出版社建筑工程施工现场供电安全规范GB50194-93中国建筑工业出版社通用用电设备配电设计规范GB50055-93中国建筑工业出版社供配电系统设计规范GB50052-95中国建筑工业出版社施工现场临时用电安全技术规范JGJ46-2005中国建筑工业出版社建筑施工安全检查标准JGJ59-99二、施工条件施工现场用电量统计表:-序号机具名称型号安装功率(kW)数量合计功率(kW)1建筑施工外用电梯SCD100/100A111112建筑施工外用电梯SCD100/100A111113高压汞灯3394碘钨灯1445插入式振动器ZX501.133.36木工圆锯MJ1043137交流电焊机BX3-200-223.4123.48钢筋调直机GT6/14111119钢筋切断机QJ4071710钢筋弯曲机WJ4031311交流电焊机BX3-500-238.6138.612木工圆锯MJ11431313建筑施工外用电梯SCD100/100A1111114木工圆锯MJ11431315塔式起重机QT604814816钢筋调直机GT6/141111117钢筋切断机QJ4071718钢筋弯曲机GW4031319钢筋弯曲机WJ4031320自落式混凝土搅拌机JD3501511521插入式振动器ZX50C1.144.422木工圆锯MJ10431323交流电焊机BX3-200-223.4123.424碘钨灯1101025高压钠灯13326塔式起重机QT604814827建筑施工外用电梯SCD100/100A1111128自落式混凝土搅拌机JD3501511529钢筋调直机GT6/141111130钢筋切断机QJ4071731钢筋弯曲机GW4031332钢筋弯曲机WJ4031333交流电焊机BX3-500-(BC-1000)7617634木工圆锯MJ11431335插入式振动器ZX50C1.144.436木工圆锯MJ10431337交流电焊机BX3-200-223.4123.438高压钠灯11139碘钨灯18840建筑施工外用电梯SCD100/100A1111141荧光灯0.1363.6-三、设计内容和步骤1、现场勘探及初步设计:(1)本工程所在施工现场范围内施工前无各种埋地管线。(2)现场采用380V低压供电，设一配电总箱，内有计量设备，采用TN-S系统供电。(3)根据施工现场用电设备布置情况，总箱进线采用导线空气明敷/架空线路敷设，干线采用直接埋地敷设，用电器导线采用穿焊接钢管敷设。布置位置及线路走向参见临时配电系统图及现场平面图，采用三级配电，三级防护。(4)按照JGJ46-2005规定制定施工组织设计，接地电阻R4。2、确定用电负荷:(1)、建筑施工外用电梯Kx = 0.5 Cos = 0.6 tg = 1.33Pjs = 0.5×11 = 5.5 kWQjs = Pjs× tg=5.5×1.33 = 7.33 kvar(2)、建筑施工外用电梯Kx = 0.5 Cos = 0.6 tg = 1.33Pjs = 0.5×11 = 5.5 kWQjs = Pjs× tg=5.5×1.33 = 7.33 kvar(3)、高压汞灯Kx = 0.4 Cos = 0.7 tg = 1.02Pjs = 0.4×9×1.1 = 3.96 kWQjs = Pjs× tg=3.96×1.02 = 4.04 kvar(4)、碘钨灯Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.3×4×1 = 1.2 kWQjs = Pjs× tg=1.2×1.02 = 1.22 kvar(5)、插入式振动器Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.3×3.3 = 0.99 kWQjs = Pjs× tg=0.99×1.02 = 1.01 kvar(6)、木工圆锯Kx = 0.5 Cos = 0.6 tg = 1.33Pjs = 0.5×3 = 1.5 kWQjs = Pjs× tg=1.5×1.33 = 2 kvar(7)、交流电焊机Kx = 0.5 Cos = 0.4 tg = 2.29将Jc =50%统一换算到Jc1 =100%的额定容量Pn = Sn ×Cos = 23.4×0.4=9.36kWPe = n×(Jc/Jc1)1/2×Pn = 1×(0.5/1)1/2×9.36 = 6.62 kWPjs = Kx×Pe =0.5×6.62 = 3.31kWQjs = Pjs× tg=3.31×2.29 = 7.58 kvar(8)、钢筋调直机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.65×11 = 7.15 kWQjs = Pjs× tg=7.15×1.02 = 7.29 kvar(9)、钢筋切断机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.65×7 = 4.55 kWQjs = Pjs× tg=4.55×1.02 = 4.64 kvar(10)、钢筋弯曲机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.65×3 = 1.95 kWQjs = Pjs× tg=1.95×1.02 = 1.99 kvar(11)、交流电焊机Kx = 0.5 Cos = 0.4 tg = 2.29将Jc =50%统一换算到Jc1 =100%的额定容量Pn = Sn ×Cos = 38.6×0.4=15.44kWPe = n×(Jc/Jc1)1/2×Pn = 1×(0.5/1)1/2×15.44 = 10.92 kWPjs = Kx×Pe =0.5×10.92 = 5.46kWQjs = Pjs× tg=5.46×2.29 = 12.51 kvar(12)、木工圆锯Kx = 0.65 Cos = 0.6 tg = 1.33Pjs = 0.65×3 = 1.95 kWQjs = Pjs× tg=1.95×1.33 = 2.6 kvar(13)、建筑施工外用电梯Kx = 0.5 Cos = 0.6 tg = 1.33Pjs = 0.5×11 = 5.5 kWQjs = Pjs× tg=5.5×1.33 = 7.33 kvar(14)、木工圆锯Kx = 0.5 Cos = 0.6 tg = 1.33Pjs = 0.5×3 = 1.5 kWQjs = Pjs× tg=1.5×1.33 = 2 kvar(15)、塔式起重机Kx = 0.5 Cos = 0.6 tg = 1.33将Jc =40%统一换算到Jc1 =25%的额定容量Pn = 48kWPe = n×(Jc/Jc1)1/2×Pn = 1×(0.4/0.25)1/2×48 = 60.72 kWPjs = Kx×Pe =0.5×60.72 = 30.36kWQjs = Pjs× tg=30.36×1.33 = 40.48 kvar(16)、钢筋调直机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.65×11 = 7.15 kWQjs = Pjs× tg=7.15×1.02 = 7.29 kvar(17)、钢筋切断机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.65×7 = 4.55 kWQjs = Pjs× tg=4.55×1.02 = 4.64 kvar(18)、钢筋弯曲机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.65×3 = 1.95 kWQjs = Pjs× tg=1.95×1.02 = 1.99 kvar(19)、钢筋弯曲机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.65×3 = 1.95 kWQjs = Pjs× tg=1.95×1.02 = 1.99 kvar(20)、自落式混凝土搅拌机Kx = 0.5 Cos = 0.85 tg = 0.62Pjs = 0.5×15 = 7.5 kWQjs = Pjs× tg=7.5×0.62 = 4.65 kvar(21)、插入式振动器Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.3×4.4 = 1.32 kWQjs = Pjs× tg=1.32×1.