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1、 目 录一、编制依据2二、施工条件22.1工程概况2三、设计内容和步骤及现场各回路临时供电施工图23.1现场勘探及初步设计:23.2一回路为配电室到副井一级箱23.3二回路为配电室到产品仓A箱183.4、三回路为配电室到产品仓分配电箱B343.5、四回路为配电室到产品仓滑模平台44四、绘制临时供电施工图514.1 施工现场临时用电平面图：51五、安全用电技术措施515.1安全用电技术措施515.2安全用电组织措施565.3自备电源的安全技术要求565.4外电防护的安全技术要求56六、安全用电防火措施576.1施工现场发生火灾的主要原因576.2预防电气火灾的措施58七、 施工用电危险辨识59八
2、、 触电应急救援措施608.1脱离电源608.2对于低压触电事故，可采用下列方法使触电者脱离电源608.3对于高压触电事故，可采用下列方法使触电者脱离电源608.4触电者如果在高空作业时触电，断开电源时，要防止触电者摔下来造成二次伤害60 临时施工组织设计一、编制依据 低压配电设计规范GB50054-2011中国建筑工业出版社 建筑工程施工现场供电安全规范GB50194-2002中国建筑工业出版社 通用用电设备配电设计规范GB50055-2011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
3、建筑施工安全检查标准JGJ59-2011二、施工条件 2.1工程概况 本工程地处内蒙古鄂尔多斯，有产品仓4个、副井井塔等单位工程，主要用电设备有塔吊、输送泵、钢筋弯曲机、煨弯机、电焊机等。施工现场临时用电从配电室引出，分四个回路。一回路为配电室到副井一级箱，二回路为配电室到产品仓A箱，三回路为配电室到产品仓分配电箱B，四回路为配电室到产品仓滑模平台。 三、设计内容和步骤及现场各回路临时供电施工图3.1现场勘探及初步设计:(1)根据施工现场用电设备布置情况，设个两个一级配电箱，五个二级配电箱。采用导线埋地敷设，电缆埋深0.7m。线路具体走向参见临时配电系统图及现场平面图。(2)按照JGJ46-2
4、005规定制定施工组织设计，接地电阻R4。3.2一回路为配电室到副井一级箱施工现场用电量统计表序号设备名称铭牌功率(kW)安装功率(kW)数量合计功率(kW)1钢筋切断机3.003.0013.002钢筋弯曲机3.003.0026.003钢筋调直机5.005.0015.004钢筋弯箍机3.003.0026.005套丝机5.005.00210.006切割机3.003.0013.007照明3.003.0013.008电焊机12.007.59430.369切割机3.503.5013.5010照明4.004.0014.0011手持工具1.001.0022.0012圆盘锯3.503.5013.5013照明
5、1.001.0022.0014塔式起重机30.0037.95137.9515塔吊照明5.005.0015.0016塔吊备用5.005.0015.0017泥浆泵_海泊尔-80(输送泵)110.00110.001110.0018地泵照明3.003.0013.0019照明、办公20.0020.00120.0020电焊机3.003.0013.0021合计265.313.2.1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，总线采用电缆线埋地敷设，
6、干1采用电缆线埋地敷设，干2采用电缆线埋地敷设，干3采用电缆线埋地敷设，分1采用导线架空敷设，分2采用导线架空敷设，分3采用导线架空敷设，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，两极防护。(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)钢筋切断机组Kx = 0.70，Cos = 0.40，tg = 2.29Pjs = KxPe = 0.70 3.00 = 2.10kWQjs = Pjstg = 2.10 2.29 = 4.81kVar(2)钢筋弯曲机组Kx = 0.70，Cos = 0.40，tg = 2.29Pjs = Kx
7、Pe = 0.70 6.00 = 4.20kWQjs = Pjstg = 4.20 2.29 = 9.62kVar(3)钢筋调直机组Kx = 0.70，Cos = 0.40，tg = 2.29Pjs = KxPe = 0.70 5.00 = 3.50kWQjs = Pjstg = 3.50 2.29 = 8.02kVar(4)钢筋弯箍机组Kx = 0.70，Cos = 0.40，tg = 2.29Pjs = KxPe = 0.70 6.00 = 4.20kWQjs = Pjstg = 4.20 2.29 = 9.62kVar(5)套丝机组Kx = 0.70，Cos = 0.40，tg = 2.
8、29Pjs = KxPe = 0.70 10.00 = 7.00kWQjs = Pjstg = 7.00 2.29 = 16.04kVar(6)切割机组Kx = 0.70，Cos = 0.40，tg = 2.29Pjs = KxPe = 0.70 3.00 = 2.10kWQjs = Pjstg = 2.10 2.29 = 4.81kVar(7)照明组Kx = 0.70，Cos = 0.40，tg = 2.29Pjs = KxPe = 0.70 3.00 = 2.10kWQjs = Pjstg = 2.10 2.29 = 4.81kVar(8)电焊机组Kx = 0.45，Cos = 0.45，
9、tg = 1.98将Jc = 40%统一换算到Jc = 100%的额定容量Pe = n(Jc/Jc1)1/2Pn = 4(0.40/1.00)1/212.00 = 30.36kWPjs = KxPe = 0.45 30.36 = 13.66kWQjs = Pjstg = 13.66 1.98 = 27.11kVar(9)切割机组Kx = 0.70，Cos = 0.40，tg = 2.29Pjs = KxPe = 0.70 3.50 = 2.45kWQjs = Pjstg = 2.45 2.29 = 5.61kVar(10)照明组Kx = 0.70，Cos = 0.40，tg = 2.29Pjs
10、 = KxPe = 0.70 4.00 = 2.80kWQjs = Pjstg = 2.80 2.29 = 6.42kVar(11)手持工具组Kx = 0.70，Cos = 0.40，tg = 2.29Pjs = KxPe = 0.70 1.00 = 0.70kWQjs = Pjstg = 0.70 2.29 = 1.60kVar(12)圆盘锯组Kx = 0.70，Cos = 0.70，tg = 1.02Pjs = KxPe = 0.70 3.50 = 2.45kWQjs = Pjstg = 2.45 1.02 = 2.50kVar(13)照明组Kx = 0.70，Cos = 0.70，tg
11、= 1.02Pjs = KxPe = 0.70 1.00 = 0.70kWQjs = Pjstg = 0.70 1.02 = 0.71kVar(14)塔式起重机组Kx = 0.30，Cos = 0.70，tg = 1.02将Jc = 40%统一换算到Jc = 25%的额定容量Pe = n(Jc/Jc1)1/2Pn = 1(0.40/0.25)1/230.00 = 37.95kWPjs = KxPe = 0.30 37.95 = 11.38kWQjs = Pjstg = 11.38 1.02 = 11.61kVar(15)塔吊照明组Kx = 0.70，Cos = 0.40，tg = 2.29Pj
12、s = KxPe = 0.70 5.00 = 3.50kWQjs = Pjstg = 3.50 2.29 = 8.02kVar(16)塔吊备用组Kx = 0.70，Cos = 0.40，tg = 2.29Pjs = KxPe = 0.70 5.00 = 3.50kWQjs = Pjstg = 3.50 2.29 = 8.02kVar(17)泥浆泵_海泊尔-75组Kx = 0.70，Cos = 0.70，tg = 1.02Pjs = KxPe = 0.70 110.00 = 77.00kWQjs = Pjstg = 77.00 1.02 = 78.56kVar(18)地泵照明组Kx = 0.70
13、，Cos = 0.70，tg = 1.02Pjs = KxPe = 0.70 3.00 = 2.10kWQjs = Pjstg = 2.10 1.02 = 2.14kVar(19)照明、办公组Kx = 0.70，Cos = 0.70，tg = 1.02Pjs = KxPe = 0.70 20.00 = 14.00kWQjs = Pjstg = 14.00 1.02 = 14.28kVar(20)电焊机组Kx = 0.70，Cos = 0.70，tg = 1.02Pjs = KxPe = 0.70 3.00 = 2.10kWQjs = Pjstg = 2.10 1.02 = 2.14kVar(21)手持工具组Kx = 0.70，Cos = 0.70，tg = 1.02Pjs = KxPe = 0.70 1.00 = 0.70kWQjs = Pjstg = 0.70 1.02 = 0.71kVar(22)照明组Kx = 0.70，Cos = 0.70，tg = 1.02Pjs = KxPe = 0.70 1.00 = 0.70kWQjs = Pjstg = 0.70 1.02 = 0.71kVar(23)总的计算负荷
