某项目施工临时用电施工方案.doc

某某大道1号工程二标段临时用电专项施工方案编制人： 编制日期： 某某建工股份有限公司目录一、工程概况········································（1）二、编制依据········································（1）三、施工现场用电设备表·····························（2）四、设计内容和步骤 ·································（2）五、绘制临时供电施工图 ·····························（34）六、安全用电技术措施·······························（46）七、安全用电防火措施·······························（58）附：施工现场临时用电平面图施工临时用电方案一、工程概况1、工程名称：某某大道1二标段工程2、建设单位：浙江华茂置业发展有限公司3、设计单位：某某市建筑设计研究院4、勘察单位：某某市岩土工程有限公司5、监理单位：湖北天慧工程咨询有限公司监理6、施工单位：某某建工股份有限公司7、工程规模：地上18层； 地下1层；建筑高度：50m；标准层层高：2.9m ；总建筑面积：80000平方米；总工期：760天。8、结构类型：剪力墙结构9、质量等级要求：一次性验收合格标准10、安全等级要求：争创某某市安全文明施工标化工地二、编制依据低压配电设计规范GB50054-2002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GB50052-2009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JGJ59-99三、施工现场用电设备表:序号名称型号安装功率(kW)数量合计功率(kW)1塔式起重机TQ6355.54222 2物料提升机JJM-57.5430 3安装机械30130 4木工平刨床MB503A326 5钢筋调直机GT6/85.515.5 6钢筋切断机QJ32-1326 7钢筋弯曲机GW40326 8普通木工车床MCD616B313 9木工圆锯MJ104 326 10交流电焊机BX3-200-2 23.4123.4 11碘钨灯11414 12插入式振动器ZX250.81312.4 13物料提升机JJZ-17.5215 14灰浆搅拌机UJ1002.212.2 15自落式混凝土搅拌机JD2007.517.5 16平板式振动器ZB50.510.5 17蒸饭车10110 18热水柜5210 19空调 21020 20单面木工压刨机MB103313 21钢筋调直机GT4/14414 22套丝机TQ-3111 23建筑施工外用电梯SCD100/100A11444 24100m高扬程水泵20120四、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，总箱进线采用导线直接埋地敷设，干线采用直接埋地敷设，用电器导线采用空气明敷/架空线路敷设。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)、塔式起重机Kx = 0.2 Cos = 0.6 tg = 1.33将Jc =40%统一换算到Jc1 =25%的额定容量Pn = 55.5kWPe = n×(Jc/Jc1)1/2×Pn = 1×(0.4/0.25)1/2×55.5 = 70.2 kWPjs = Kx×Pe =0.2×70.2 = 14.04kWQjs = Pjs× tg=14.04×1.33 = 18.72 kvar(2)、物料提升机机Kx = 0.2 Cos = 0.6 tg = 1.33Pjs = 0.2×44 = 8.8 kWQjs = Pjs× tg=8.8×1.33 = 11.73 kvar(3)、安装机械Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.3×30 = 9 kWQjs = Pjs× tg=9×1.02 = 9.18 kvar(4)、木工平刨床Kx = 0.65 Cos = 0.6 tg = 1.33Pjs = 0.65×3 = 1.95 kWQjs = Pjs× tg=1.95×1.33 = 2.6 kvar(5)、钢筋调直机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.65×5.5 = 3.575 kWQjs = Pjs× tg=3.58×1.02 = 3.65 kvar(6)、钢筋切断机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.65×3 = 1.95 kWQjs = Pjs× tg=1.95×1.02 = 1.99 kvar(7)、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(8)、普通木工车床Kx = 0.65 Cos = 0.6 tg = 1.33Pjs = 0.65×3 = 1.95 kWQjs = Pjs× tg=1.95×1.33 = 2.6 kvar(9)、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(10)、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(11)、碘钨灯Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.3×8×1 = 2.4 kWQjs = Pjs× tg=2.4×1.02 = 2.45 kvar(12)、插入式振动器Kx = 0.1 Cos = 0.9 tg = 0.48Pjs = 0.1×6.4 = 0.64 kWQjs = Pjs× tg=0.64×0.48 = 0.31 kvar(13)、物料提升机Kx = 0.85 Cos = 0.6 tg = 1.33Pjs = 0.85×15 = 12.75 kWQjs = Pjs× tg=12.75×1.33 = 17 kvar(14)、灰浆搅拌机Kx = 0.5 Cos = 0.55 tg = 1.52Pjs = 0.5×2.2 = 1.1 kWQjs = Pjs× tg=1.1×1.52 = 1.67 kvar(15)、塔式起重机Kx = 0.2 Cos = 0.6 tg = 1.33将Jc =40%统一换算到Jc1 =25%的额定容量Pn = 55.5kWPe = n×(Jc/Jc1)1/2×Pn = 1×(0.4/0.25)1/2×55.5 = 70.2 kWPjs = Kx×Pe =0.2×70.2 = 14.04kWQjs = Pjs× tg=14.04×1.33 = 18.72 kvar(16)、自落式混凝土搅拌机Kx = 0.75 Cos = 0.85 tg = 0.62Pjs = 0.75×7.5 = 5.625 kWQjs = Pjs× tg=5.62×0.62 = 3.49 kvar(17)、平板式振动器Kx = 0.1 Cos = 0.7 tg = 1.02Pjs = 0.1×0.5 = 0.05 kWQjs = Pjs× tg=0.05×1.02 = 0.05 kvar(18)、蒸饭车Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.3×10 = 3 kWQjs = Pjs× tg=3×1.02 = 3.06 kvar(19)、热水柜Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.3×10 = 3 kWQjs = Pjs× tg=3×1.02 = 3.06 kvar(20)、空调Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.3×1 = 0.3 kWQjs = Pjs× tg=0.3×1.02 = 0.31 kvar(21)、单面木工压刨机Kx = 0.65 Cos = 0.6 tg = 1.33Pjs = 0.65×3 = 1.95 kWQjs = Pjs× tg=1.95×1.33 = 2.6 kvar(22)、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(23)、钢筋调直机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.65×4 = 2.6 kWQjs = Pjs× tg=2.6×1.02 = 2.65 kvar(24)、钢筋切断机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.65×3 = 1.95 kWQjs = Pjs× tg=1.95×1.02 = 1.99 kvar(25)、钢筋弯曲机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.65×3 = 1.95 kWQjs = Pjs× tg=1.95