《施工临时用电方案》由会员分享,可在线阅读,更多相关《施工临时用电方案(52页珍藏版)》请在金锄头文库上搜索。
1、施工临时用电施工方案新港工业园滨河社区安置房一期工程B-14楼工程; 工程建设地点:合肥市经济技术开发区青龙潭路与肥光路交汇处;属于剪力墙结构; 地上33层; 地下1层;建筑高度:105.6m;标准层层高:2.8m ;总建筑面积:59811.96平方米;总工期:600天。本工程由合肥海恒项目管理有限公司投资建设,深圳市建筑设计研究总院有限公司设计,合肥工业大学建筑设计研究院地质勘察,合肥康达监理,合肥市方圆建筑安装有限公司组织施工;由张洪广担任项目经理,刘华胜担任技术负责人。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
2、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 塔式起重机 QT40(TQ2-6) 48 1 48 2 塔式起重机 QT40(TQ2-6) 48 1 48 3 建筑施工外用电梯 SCD100/100A 11 1 11 4 灰浆搅拌机 UJ325 3 1 3 5 钢筋调直机 GT4/14 4 1 4 6 钢筋切断机
3、 QJ40-1 5.5 1 5.5 7 钢筋弯曲机 GW40 3 1 3 8 木工圆锯 MJ106 5.5 1 5.5 9 荧光灯 0.2 1 0.2 10 荧光灯 0.2 1 0.2 11 荧光灯 0.1 1 0.1 12 白炽灯 1 1 1 13 白炽灯 0.1 1 0.1 14 白炽灯 1 1 1 15 荧光灯 0.2 1 0.2 16 荧光灯 0.1 1 0.1 17 白炽灯 1 1 1 18 卷扬机 JJK-1A 7 1 7 19 蛙式夯土机 HW-60 3 1 3 20 插入式振动器 ZX50C 1.1 1 1.1 21 插入式振动器 ZX50 1.1 1 1.1 22 平板式振动
4、器 ZB11 1.1 1 1.1 23 平板式振动器 ZB11 1.1 1 1.1 24 交流电焊机 BX3-500-2 38.6 1 38.6 25 直流电焊机 AX1-165(AB-165) 6 1 6 26 直流电焊机 AX1-165(AB-165) 6 1 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380/220V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,干线采用空气明敷/架空线路敷设,用电器导线采用空气明敷/架空线路敷设。布置位置及
5、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 = 0.85 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)1/2Pn = 1(0.4/0.25)1/248 = 60.72 kWPjs = KxPe =0.8560.72 = 51.61kWQjs = Pjs tg=51.611.33 = 68.81 kvar(2)、塔式起重机Kx = 0.85 Cos = 0.6 tg = 1.33
6、将Jc =40%统一换算到Jc1 =25%的额定容量Pn = 48kWPe = n(Jc/Jc1)1/2Pn = 1(0.4/0.25)1/248 = 60.72 kWPjs = KxPe =0.8560.72 = 51.61kWQjs = Pjs tg=51.611.33 = 68.81 kvar(4)、灰浆搅拌机Kx = 0.5 Cos = 0.55 tg = 1.52Pjs = 0.53 = 1.5 kWQjs = Pjs tg=1.51.52 = 2.28 kvar(5)、钢筋调直机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.654 = 2.6 kWQjs
7、 = Pjs tg=2.61.02 = 2.65 kvar(6)、钢筋切断机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.655.5 = 3.575 kWQjs = Pjs tg=3.581.02 = 3.65 kvar(7)、钢筋弯曲机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.653 = 1.95 kWQjs = Pjs tg=1.951.02 = 1.99 kvar(8)、木工圆锯Kx = 0.65 Cos = 0.6 tg = 1.33Pjs = 0.655.5 = 3.575 kWQjs = Pjs tg=3.581.33 =
8、 4.77 kvar(9)、荧光灯Kx = 0.2 Cos = 0.8 tg = 0.75Pjs = 0.20.21.2 = 0.048 kWQjs = Pjs tg=0.050.75 = 0.04 kvar(10)、荧光灯Kx = 0.2 Cos = 0.8 tg = 0.75Pjs = 0.20.21.2 = 0.048 kWQjs = Pjs tg=0.050.75 = 0.04 kvar(11)、荧光灯Kx = 0.75 Cos = 0.85 tg = 0.62Pjs = 0.750.11.2 = 0.09 kWQjs = Pjs tg=0.090.62 = 0.06 kvar(12)
9、、白炽灯Kx = 0.9 Cos = 0.9 tg = 0.48Pjs = 0.911 = 0.9 kWQjs = Pjs tg=0.90.48 = 0.44 kvar(13)、白炽灯Kx = 1 Cos = 1 tg = 0Pjs = 10.11 = 0.1 kWQjs = Pjs tg=0.10 = 0 kvar(14)、白炽灯Kx = 0.9 Cos = 0.9 tg = 0.48Pjs = 0.911 = 0.9 kWQjs = Pjs tg=0.90.48 = 0.44 kvar(15)、荧光灯Kx = 0.2 Cos = 0.8 tg = 0.75Pjs = 0.20.21.2 =
10、 0.048 kWQjs = Pjs tg=0.050.75 = 0.04 kvar(16)、荧光灯Kx = 0.75 Cos = 0.85 tg = 0.62Pjs = 0.750.11.2 = 0.09 kWQjs = Pjs tg=0.090.62 = 0.06 kvar(17)、白炽灯Kx = 0.9 Cos = 0.9 tg = 0.48Pjs = 0.911 = 0.9 kWQjs = Pjs tg=0.90.48 = 0.44 kvar(18)、卷扬机Kx = 0.85 Cos = 0.6 tg = 1.33Pjs = 0.857 = 5.95 kWQjs = Pjs tg=5.951.33 = 7.93 kvar(19)、蛙式夯土机Kx = 0.5 Cos = 0.55 tg = 1.52Pjs = 0.53 = 1.5 kWQjs = Pjs tg=1.51.52 = 2.28 kvar(20)、插入式振动器Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.31.1 = 0.33 k