青城三期施工临时用电专项方案

1、中国.青城三期 施工临时用电施工方案中国青青城三期期工程施工临时时用电专项安全施工方案编制：审批：四川省隆隆昌乾亨亨建设有有限公司司20111年4月一、 编制依据据1.1中中国青城三三期施工工组织设设计1.2中中国青城三三期施工工图纸1.3施施工现场场场地情情况1.4建建设工程程安全生生产管理理条理1.5国国家及省省市现行行相关规规范、规规程、标标准1.6施施工现场场临时用用电安全全技术规规范及条条文说明明（JJGJ446-220055）1.7建建筑施工工安全检检查标准准（JJGJ55999）。1.8建建设工程程施工现现场供用用电安全全规范（GGB500191193）。二、工程程概况中国青青城三期期工程位位于都江江堰市青青城山镇镇青景村村，属于于框架结构，地地上2层，地地下1层层，建筑筑总高度度7.22米，建建筑总面面积约4400000平方方米，标标准层层层高3.6米。三、临电电设计3.1工工程施工工机具表表序号设备名称规格型号号安装功率数量合计功率kxtgCos1塔机QTZ55013340KVA7120KKVA0.21.3330.62竖焊机75KVA7525KVA0.3551.333

2、0.63对焊机UN-1100100 KVAA3200 KVAA0.3551.0220.74钢筋切断机GJ-505KW630 KKW0.31.0220.75钢筋弯曲机WJ-5505KW1260KW0.31.0220.76电焊机BX-31530KVA10300KVA0.31.3330.67楼层箱10KW1070 KKW0.3552.6770.3558加工房照明2 KWW36KW0.71.0220.79臂灯1 KWW1515 KKW0.71.0220.710镝灯4.5 KW14126KKW0.71.0220.711加压泵3KW13KW11.3330.612洗车泵1.5KW11.5KW11.3330.613节能泵3KW13KW11.3330.614圆盘锯5KW315KW 0.31.3330.615移 动 箱10KW10100KW 0.30.6001.3333.2、确确定用电电负荷:(1)、塔塔式起重重机Kx = 0.2 Coos = 00.600 tgg = 1.33将Jc =400%统一一换算到到Jc11 =225%的的额定容容量Pe = n(Jcc/Jcc1)11/2Pn =7(00.40

3、0/0.255)1/2240 = 3554.22kWPjs = KKxPPe =0.223544.2= 700.8kkWQjs = PPjstg=700.81.333=94.2Kar（2）、竖焊机Kx = 0.35 Coss = 0.60 ttg = 11.333将Jc =400%统一一换算到到Jc11 =225%的的额定容容量Pe = n(Jcc/Jcc1)11/2Pn =7(00.400/0.225)1/22750.66= 3998.44KWPjs = KKxPPe =0.3353988.4= 1339.44kWQjs = PPjstg=139.441.333=185.5Kar(3)、闪光光对焊机机Kx = 0.35 Coos = 00.7 tg =11.022将Jc =500%统一一换算到到Jc11 =1100%的额定定容量Pe = n(Jcc/Jcc1)11/2Pn =3(00.500/1.00)1/2210000.77=1488.5 kWPjs = KKxPPe =0.3351488.5=52kWWQjs = PPjstg=5221.022=53Kar(4)、钢钢筋切割割机K

4、x = 0.3 CCos = 0.770 ttg = 11.022Pjs =0.3556 = 9kWQjs = PPjstg=91.002 =9.22Kar(5)、钢钢筋弯曲曲机Kx = 0.3 CCos = 0.770 ttg = 11.022Pjs =0.35512 = 188KWQjs = PPjstg=1881.002 =18.4kVarr(6)、交流流电焊机机Kx = 0.35 Coos = 00.355 tgg = 2.67将Jc =400%统一一换算到到Jc11 =1100%的额定定容量Pe = n(Jcc/Jcc1)11/2Pn =100(00.4/1.00)1/22300.335=66.44KWPjs = KKxPPe =0.33566.44 =233.2kkWQjs = PPjstg=233.22.667=55KVVar(7)、楼层层箱Kx = 0.3 Coos = 00.600 tgg = 1.33Pe = nPn =10010=1000kWPjs = KKxPPe =0.33100 =300kWQjs = PPjstg=3001.333=40KVVar(8)、加

5、工工房照明明Kx = 0.7 Coos = 00.7 tgg = 1.02Pe = nPn =23=6kWPjs = KKxPPe =0.776=4.2kWWQjs = PPjstg=4.21.022=4.228KVVar(9)、塔机机臂灯Kx = 0.7 CCos = 0.77 tgg = 1.02Pe = nPn =351=35kWPjs = KKxPPe =0.7735=24.5KWWQjs = PPjstg=244.51.022=25 KVaar(10)、镝灯灯Kx = 0.7 CCos = 0.77 tgg = 1.02Pe = nPn =1444.55=63KWWPjs = KKxPPe =0.7763=44.1KWWQjs = PPjstg=444.11.022=45KVVar(11)、加压压泵Kx = 1 Coos = 00.7 tgg = 1.02Pe = nPn =13=3kWPjs = KKxPPe =13=3kWQjs = PPjstg=31.022=3.006KVVar(12)、洗车车泵Kx = 1 Coos = 00.7 tgg = 1.02Pe = nPn

6、 =11.55=1.55kWPjs = KKxPPe =11.55=1.5kWWQjs = PPjstg=1.51.022=1.553KVVar（13)、节能能泵Kx = 1 Coos = 00.7 tgg = 1.02Pe = nPn =13=3kWPjs = KKxPPe =13=3kWQjs = PPjstg=31.022=3.006KVVar（14)、圆盘盘锯Kx = 0.3 CCos = 0.66 tgg = 1.33Pe = nPn =35=15kWWPjs = KKxPPe =0.3315=4.55kWQjs = PPjstg=4.51.022=4.66KVaar（15)、移动动箱Kx = 0.3 Coos = 00.6 tgg = 1.33Pe = nPn =10010=1000kWPjs = KKxPPe =0.31000=30kWQjs = PPjstg=301.333=40KKVarr（16)、降水水水泵Kx = 0.8 CCos = 0.66 tgg = 1.33Pe = nPn =1553=45kWWPjs = KKxPPe =0.8845=36kWWQjs

7、= PPjstg=3661.333=47.88KKVarr(17)总的计计算负荷荷计算，总总箱同期期系数取取 Kxx = 0.555总的有功功功率：Pjs=KxPjjs =0.5555344.3=2944KW总的无功功功率：Qjs=KxQjjs=0.555671.75=370Kar总的视在在功率Sjs = (Pjss2+Qjjs2)1/22 = (2942+3702)1/22 = 4722.6kkVA总的电流流计算Ijs = SSjs/(1.7322Uee) = 472.6/(1.77320.338) =7118A3.3现现场临时时供电方方案的确确定3.2.1供电电系统的的确定：380/2200V市电压压由甲方方提供需需接保护护零，以以YJVV铜芯电缆埋埋地引至至工地一一级配电电柜，在在一级配电电柜处做做一组重重复接地地，施工工现场采采用TNN-S三三相五线线制接零零保护系系统供电电方式供供电。3.2.2现场场线路方方案的确确定：临时供电电方式选选择电缆缆埋地式式，根据据实际施施工场地地布置确确定线路路如下；1）N11干线由由一级配配电柜至至一施工工区塔机机二级配配电柜。2）N22干线由由一级配配电柜至至二施工工区塔机机二级配配电柜。3）N33干线由由一级配配电柜至至1#钢筋筋房二级级配电柜柜。4）N44干线由由一级配配电柜至至2#钢筋筋房二级级配电

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