临时用电施工组织设计(小谈村).doc
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1、施工临时用电方案计算书某某村旧村改造项目工程。工程建设地点:项目位于石家庄市苑东街西侧,工农路南北两侧。;属于剪力墙结构。本工程由某某开发有限公司投资建设,某某建筑设计有限公司设计,某某建设监理有限公司监理,某某有限公司第八分公司组织施工;由某某担任项目经理。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JG
2、J59-99二、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 1 482. 混凝土输送泵 HB-15 32.2 1 32.23. 插入式振动器 ZX50 1.1 2 2.24. 高压汞灯 1 2 25. 白炽灯 0.1 5 0.56. 塔式起重机 QT40(TQ2-6) 48 1 487. 混凝土输送泵 HB-15 32.2 1 32.28. 插入式振动器 ZX50 1.1 2 2.29. 高压汞灯 1 2 210. 白炽灯 0.1 5 0.511. 塔式起重机 QT40(TQ2-6) 48 1 4
3、812. 混凝土输送泵 HB-15 32.2 1 32.213. 插入式振动器 ZX50 1.1 2 2.214. 高压汞灯 1 2 215. 白炽灯 0.1 5 0.516. 钢筋调直机 GT4/14 4 1 417. 钢筋弯曲机 GW40 3 2 618. 钢筋切断机 QJ32-1 3 2 619. 直流电焊机 6 1 620. 白炽灯 0.1 3 0.321. 木工圆锯 MJ104 3 2 622. 白炽灯 0.1 2 0.223. 塔式起重机 QT40(TQ2-6) 48 1 4824. 混凝土输送泵 HB-15 32.2 1 32.225. 插入式振动器 ZX50 1.1 2 2.2
4、26. 高压汞灯 1 2 227. 白炽灯 0.1 2 0.228. 塔式起重机 QT40(TQ2-6) 48 1 4829. 混凝土输送泵 HB-15 32.2 1 32.230. 插入式振动器 ZX50 1.1 2 2.231. 高压汞灯 1 2 232. 白炽灯 0.1 5 0.533. 钢筋调直机 GT4/14 4 1 434. 钢筋弯曲机 WJ40 3 2 635. 钢筋切断机 QJ32-1 3 2 636. 直流电焊机 6 1 637. 白炽灯 0.1 2 0.238. 木工圆锯 MJ114 3 2 639. 白炽灯 0.1 2 0.240. 白炽灯 0.1 400 40-三、设计
5、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
6、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)、混凝土输送泵Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.332.2 = 9.66 kWQjs = Pjs tg=9.661.02 = 9.86 kvar(3)、插入式振动器Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.32.2 = 0.66 kWQjs = Pjs tg=0.661.02
7、= 0.67 kvar(4)、高压汞灯Kx = 0.6 Cos = 0.7 tg = 1.02Pjs = 0.621.1 = 1.32 kWQjs = Pjs tg=1.321.02 = 1.35 kvar(5)、白炽灯Kx = 1 Cos = 1 tg = 0Pjs = 10.51 = 0.5 kWQjs = Pjs tg=0.50 = 0 kvar(6)、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 kWP
8、js = KxPe =0.8560.72 = 51.61kWQjs = Pjs tg=51.611.33 = 68.81 kvar(7)、混凝土输送泵Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.332.2 = 9.66 kWQjs = Pjs tg=9.661.02 = 9.86 kvar(8)、插入式振动器Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.32.2 = 0.66 kWQjs = Pjs tg=0.661.02 = 0.67 kvar(9)、高压汞灯Kx = 0.6 Cos = 0.7 tg = 1.02Pjs = 0.621.
9、1 = 1.32 kWQjs = Pjs tg=1.321.02 = 1.35 kvar(10)、白炽灯Kx = 1 Cos = 1 tg = 0Pjs = 10.51 = 0.5 kWQjs = Pjs tg=0.50 = 0 kvar(11)、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
10、.81 kvar(12)、混凝土输送泵Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.332.2 = 9.66 kWQjs = Pjs tg=9.661.02 = 9.86 kvar(13)、插入式振动器Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.32.2 = 0.66 kWQjs = Pjs tg=0.661.02 = 0.67 kvar(14)、高压汞灯Kx = 0.6 Cos = 0.7 tg = 1.02Pjs = 0.621.1 = 1.32 kWQjs = Pjs tg=1.321.02 = 1.35 kvar(15)、白炽灯Kx
11、 = 1 Cos = 1 tg = 0Pjs = 10.51 = 0.5 kWQjs = Pjs tg=0.50 = 0 kvar(16)、钢筋调直机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.654 = 2.6 kWQjs = Pjs tg=2.61.02 = 2.65 kvar(17)、钢筋弯曲机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.656 = 3.9 kWQjs = Pjs tg=3.91.02 = 3.98 kvar(18)、钢筋切断机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.656 =
12、3.9 kWQjs = Pjs tg=3.91.02 = 3.98 kvar(19)、直流电焊机Kx = 0.7 Cos = 0.6 tg = 1.33将Jc =50%统一换算到Jc1 =100%的额定容量Pn = 6kWPe = n(Jc/Jc1)1/2Pn = 1(0.5/1)1/26 = 4.24 kWPjs = KxPe =0.74.24 = 2.97kWQjs = Pjs tg=2.971.33 = 3.96 kvar(20)、白炽灯Kx = 1 Cos = 1 tg = 0Pjs = 10.31 = 0.3 kWQjs = Pjs tg=0.30 = 0 kvar(21)、木工圆锯
13、Kx = 0.65 Cos = 0.6 tg = 1.33Pjs = 0.656 = 3.9 kWQjs = Pjs tg=3.91.33 = 5.2 kvar(22)、白炽灯Kx = 1 Cos = 1 tg = 0Pjs = 10.21 = 0.2 kWQjs = Pjs tg=0.20 = 0 kvar(23)、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
14、= 51.61kWQjs = Pjs tg=51.611.33 = 68.81 kvar(24)、混凝土输送泵Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.332.2 = 9.66 kWQjs = Pjs tg=9.661.02 = 9.86 kvar(25)、插入式振动器Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.32.2 = 0.66 kWQjs = Pjs tg=0.661.02 = 0.67 kvar(26)、高压汞灯Kx = 0.6 Cos = 0.7 tg = 1.02Pjs = 0.621.1 = 1.32 kWQjs = P
15、js tg=1.321.02 = 1.35 kvar(27)、白炽灯Kx = 1 Cos = 1 tg = 0Pjs = 10.21 = 0.2 kWQjs = Pjs tg=0.20 = 0 kvar(28)、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(29)、混凝土输送
16、泵Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.332.2 = 9.66 kWQjs = Pjs tg=9.661.02 = 9.86 kvar(30)、插入式振动器Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.32.2 = 0.66 kWQjs = Pjs tg=0.661.02 = 0.67 kvar(31)、高压汞灯Kx = 0.6 Cos = 0.7 tg = 1.02Pjs = 0.621.1 = 1.32 kWQjs = Pjs tg=1.321.02 = 1.35 kvar(32)、白炽灯Kx = 1 Cos = 1 tg =
17、0Pjs = 10.51 = 0.5 kWQjs = Pjs tg=0.50 = 0 kvar(33)、钢筋调直机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.654 = 2.6 kWQjs = Pjs tg=2.61.02 = 2.65 kvar(34)、钢筋弯曲机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.656 = 3.9 kWQjs = Pjs tg=3.91.02 = 3.98 kvar(35)、钢筋切断机Kx = 0.65 Cos = 0.7 tg = 1.02Pjs = 0.656 = 3.9 kWQjs = Pjs tg
18、=3.91.02 = 3.98 kvar(36)、直流电焊机Kx = 0.7 Cos = 0.6 tg = 1.33将Jc =50%统一换算到Jc1 =100%的额定容量Pn = 6kWPe = n(Jc/Jc1)1/2Pn = 1(0.5/1)1/26 = 4.24 kWPjs = KxPe =0.74.24 = 2.97kWQjs = Pjs tg=2.971.33 = 3.96 kvar(37)、白炽灯Kx = 1 Cos = 1 tg = 0Pjs = 10.21 = 0.2 kWQjs = Pjs tg=0.20 = 0 kvar(38)、木工圆锯Kx = 0.65 Cos = 0.
19、6 tg = 1.33Pjs = 0.656 = 3.9 kWQjs = Pjs tg=3.91.33 = 5.2 kvar(39)、白炽灯Kx = 1 Cos = 1 tg = 0Pjs = 10.21 = 0.2 kWQjs = Pjs tg=0.20 = 0 kvar(40)、白炽灯Kx = 1 Cos = 1 tg = 0Pjs = 1401 = 40 kWQjs = Pjs tg=400 = 0 kvar(41)总的计算负荷计算,总箱同期系数取 Kx = 0.47总的有功功率Pjs = KxPjs = 0.47(51.61+9.66+0.66+1.32+0.5+51.61+9.66+
20、0.66+1.32+0.5+51.61+9.66+0.66+1.32+0.5+2.6+3.9+3.9+2.97+0.3+3.9+0.2+51.61+9.66+0.66+1.32+0.2+51.61+9.66+0.66+1.32+0.5+2.6+3.9+3.9+2.97+0.2+3.9+0.2+40) = 185.124 kW总的无功功率Qjs = KxQjs =0.47(68.81+9.86+0.67+1.35+0+68.81+9.86+0.67+1.35+0+68.81+9.86+0.67+1.35+0+2.65+3.98+3.98+3.96+0+5.2+0+68.81+9.86+0.67+
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