建筑施工临时用电方案计算书(全套范本).doc
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1、浙江银力建设工程有限公司 金平湖城市花园B地块1期工程专项方案施工临时用电方案金平湖城市花园B地块一期工程;高层部分属于剪力墙结构;地上18层;地下1层;建筑高度:58.80m;标准层层高:2.90m ;多层部分属于框架结构,层高3.00m。总建筑面积:141092.86平方米;总工期:580天;施工单位:浙江银力建设工程有限公司。本工程由平湖耀江房地产公司投资建设,杭州浙华建筑设计事务所设计,嘉兴海北岩土工程勘查公司地质勘察,浙江工程建设监理公司监理,浙江银力建设工程有限公司组织施工;由王以卫担任项目经理,王付祥担任技术负责人。临时用电设计规划:设两个独立的供电总回路,分别从平湖大道400K
2、VA变压器和城南西路400KVA变压器接入,在生活区西北角和城南西路围墙中段分别设总配电房一间,具体见布置图。根据本工程场地大, 用电设备多等实际情况, 我们计划安排两个独立的供电总回路:第一总回路: H1-H9,G4-G8,商6、商7第二总回路:H10-H15,G1-G3,商3、商4、商5一、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
3、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 插入式振动器 ZX25 0.8 1 0.8 2 插入式振动器 ZX50 1.1 1 1.1 3 插入式振动器 ZX50C 1.1 1 1.1 4 平板式振动器 ZB11 1.1 1 1.1 5 交流电焊机 BX3-200-2 23.4 1 23.4 6 木工圆锯 MJ104 3 1 3 7 载货电梯 JT1 7.5 1 7.5 8 搅拌机 JD350 15 1 15 9 蛙式夯土机 HW-60 3 1 3 10 插入式振动器 ZX70 1.5 1 1
4、.5 11 平板式振动器 ZB11 1.1 1 1.1 12 交流电焊机 BX3-200-2 23.4 1 23.4 13 载货电梯 JT1 7.5 1 7.5 14 插入式振动器 ZX50C 1.1 1 1.1 15 插入式振动器 ZX50C 1.1 1 1.1 16 木工圆锯 MJ104 3 2 6 17 载货电梯 JT1 7.5 1 7.5 18 载货电梯 JT1 7.5 1 7.5 19 载货电梯 JT1 7.5 1 7.5 20 钢筋调直机 GT6/8 5.5 1 5.5 21 钢筋切断机 QJ40-1 5.5 1 5.5 22 钢筋切断机 QJ40-1 5.5 1 5.5 23 钢
5、筋弯曲机 GW40 3 1 3 24 钢筋弯曲机 GW40 3 1 3 25 钢筋弯曲机 GW40 3 1 3 26 塔式起重机 TQ60/80 55.5 1 55.5 27 对焊机 UN-60 60 1 60 28 塔式起重机 TQ60/80 55.5 1 55.5 29 施工电梯 SCD100/100A 11 1 11 30 施工电梯 SCD100/100A 11 1 11 31 塔式起重机 TQ60/80 55.5 1 55.5 32 塔式起重机 TQ60/80 55.5 1 55.5 33 搅拌机 JD350 15 1 15 34 搅拌机 JD350 15 1 15 35 搅拌机 JW
6、250 11 1 11 36 泥浆泵 红星-30 30 1 30 37 套丝 机 WYQ 1.1 1 1.1 38 套丝切管机 TQ-3 1 1 1 39 液压控制台 YKT-36 7.5 1 7.5 40 灰浆搅拌机 UJ100 2.2 1 2.2 41 砼喷射机 HPH6 7.5 1 7.5 42 交流电焊机 BX3-200-2 23.4 1 23.4 43 木工电刨 MIB2-80/1 0.7 1 0.7 44 木工平刨床 MB503A 3 1 3 45 木工平刨床 MB503A 3 1 3 46 生活区用电 无 50 1 50 -三、设计内容和步骤1、现场勘探及初步设计:(1)本工程所
7、在施工现场范围内无各种埋地管线。(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,采用导线穿钢管埋地敷设,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)、插入式振动器Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.30.8 = 0.24 kWQjs = Pjs tg=0.241.02 = 0.24 kvar(2)、插入式振动器Kx = 0.3 Cos = 0.7 tg = 1.02Pjs
8、 = 0.31.1 = 0.33 kWQjs = Pjs tg=0.331.02 = 0.34 kvar(3)、插入式振动器Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.31.1 = 0.33 kWQjs = Pjs tg=0.331.02 = 0.34 kvar(4)、平板式振动器Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.31.1 = 0.33 kWQjs = Pjs tg=0.331.02 = 0.34 kvar(5)、交流电焊机Kx = 0.35 Cos = 0.4 tg = 2.29将Jc =50%统一换算到Jc1 =100%的额
9、定容量Pn = Sn Cos = 23.40.4=9.36kWPe = n(Jc/Jc1)1/2Pn = 1(0.5/1)1/29.36 = 6.62 kWPjs = KxPe =0.356.62 = 2.32kWQjs = Pjs tg=2.322.29 = 5.31 kvar(6)、木工圆锯Kx = 0.3 Cos = 0.6 tg = 1.33Pjs = 0.33 = 0.9 kWQjs = Pjs tg=0.91.33 = 1.2 kvar(7)、载货电梯Kx = 0.2 Cos = 0.6 tg = 1.33Pjs = 0.27.5 = 1.5 kWQjs = Pjs tg=1.51
10、.33 = 2 kvar(8)、自落式混凝土搅拌机Kx = 0.75 Cos = 0.85 tg = 0.62Pjs = 0.7515 = 11.25 kWQjs = Pjs tg=11.250.62 = 6.97 kvar(9)、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(10)、插入式振动器Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.31.5 = 0.45 kWQjs = Pjs tg=0.451.02 = 0.46 kvar(11)、
11、平板式振动器Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.31.1 = 0.33 kWQjs = Pjs tg=0.331.02 = 0.34 kvar(12)、交流电焊机Kx = 0.35 Cos = 0.4 tg = 2.29将Jc =50%统一换算到Jc1 =100%的额定容量Pn = Sn Cos = 23.40.4=9.36kWPe = n(Jc/Jc1)1/2Pn = 1(0.5/1)1/29.36 = 6.62 kWPjs = KxPe =0.356.62 = 2.32kWQjs = Pjs tg=2.322.29 = 5.31 kvar(13)、载货电
12、梯Kx = 0.2 Cos = 0.6 tg = 1.33Pjs = 0.27.5 = 1.5 kWQjs = Pjs tg=1.51.33 = 2 kvar(14)、插入式振动器Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.31.1 = 0.33 kWQjs = Pjs tg=0.331.02 = 0.34 kvar(15)、插入式振动器Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.31.1 = 0.33 kWQjs = Pjs tg=0.331.02 = 0.34 kvar(16)、木工圆锯Kx = 0.3 Cos = 0.6 tg =
13、1.33Pjs = 0.36 = 1.8 kWQjs = Pjs tg=1.81.33 = 2.4 kvar(17)、载货电梯Kx = 0.2 Cos = 0.6 tg = 1.33Pjs = 0.27.5 = 1.5 kWQjs = Pjs tg=1.51.33 = 2 kvar(18)、载货电梯Kx = 0.2 Cos = 0.6 tg = 1.33Pjs = 0.27.5 = 1.5 kWQjs = Pjs tg=1.51.33 = 2 kvar(19)、载货电梯Kx = 0.2 Cos = 0.6 tg = 1.33Pjs = 0.27.5 = 1.5 kWQjs = Pjs tg=1
14、.51.33 = 2 kvar(20)、钢筋调直机Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.35.5 = 1.65 kWQjs = Pjs tg=1.651.02 = 1.68 kvar(21)、钢筋切断机Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.35.5 = 1.65 kWQjs = Pjs tg=1.651.02 = 1.68 kvar(22)、钢筋切断机Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.35.5 = 1.65 kWQjs = Pjs tg=1.651.02 = 1.68 kvar(23)、钢
15、筋弯曲机Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.33 = 0.9 kWQjs = Pjs tg=0.91.02 = 0.92 kvar(24)、钢筋弯曲机Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.33 = 0.9 kWQjs = Pjs tg=0.91.02 = 0.92 kvar(25)、钢筋弯曲机Kx = 0.3 Cos = 0.7 tg = 1.02Pjs = 0.33 = 0.9 kWQjs = Pjs tg=0.91.02 = 0.92 kvar(26)、塔式起重机Kx = 0.2 Cos = 0.6 tg = 1.33将
16、Jc =40%统一换算到Jc1 =25%的额定容量Pn = 55.5kWPe = n(Jc/Jc1)1/2Pn = 1(0.4/0.25)1/255.5 = 70.2 kWPjs = KxPe =0.270.2 = 14.04kWQjs = Pjs tg=14.041.33 = 18.72 kvar(27)、对焊机Kx = 0.35 Cos = 0.4 tg = 2.29将Jc =50%统一换算到Jc1 =100%的额定容量Pn = 60kWPe = n(Jc/Jc1)1/2Pn = 1(0.5/1)1/260 = 42.43 kWPjs = KxPe =0.3542.43 = 14.85kW
17、Qjs = Pjs tg=14.852.29 = 34.02 kvar(28)、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)1/2Pn = 1(0.4/0.25)1/255.5 = 70.2 kWPjs = KxPe =0.270.2 = 14.04kWQjs = Pjs tg=14.041.33 = 18.72 kvar(29)、建筑施工外用电梯Kx = 0.2 Cos = 0.6 tg = 1.33Pjs = 0.211 = 2.2 kWQjs = Pjs tg=2.
18、21.33 = 2.93 kvar(30)、建筑施工外用电梯Kx = 0.2 Cos = 0.6 tg = 1.33Pjs = 0.211 = 2.2 kWQjs = Pjs tg=2.21.33 = 2.93 kvar(31)、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)1/2Pn = 1(0.4/0.25)1/255.5 = 70.2 kWPjs = KxPe =0.270.2 = 14.04kWQjs = Pjs tg=14.041.33 = 18.72 kvar(
19、32)、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)1/2Pn = 1(0.4/0.25)1/255.5 = 70.2 kWPjs = KxPe =0.270.2 = 14.04kWQjs = Pjs tg=14.041.33 = 18.72 kvar(33)、自落式混凝土搅拌机Kx = 0.75 Cos = 0.85 tg = 0.62Pjs = 0.7515 = 11.25 kWQjs = Pjs tg=11.250.62 = 6.97 kvar(34)、自落式混凝土
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