施工临时用电负荷计算

1、施工设备型号改变(功率改变)另计拟投入本项目的主要施工设备表序号设备名称型号规格数量额定功率(kw)合计用于施 工部位1潜水泵JQB15-6802.2基坑降水2塔吊TC50131240.1垂直运输3塔吊TC56135504施工电梯SC200/2001738垂直运输5物料提升机SZ150-1310垂直运输6混凝土输送泵HTB-8010112地下室砼浇 筑7打夯机HZD250144基坑回填8对焊机GQH3210100钢筋焊接9钢筋调直机GT6-14102.5钢筋调直10钢筋弯曲机WJ40-1103钢筋弯曲11钢筋切断机QJ40A104钢筋切断12直螺纹套丝机GYL-4054钢筋套丝13木工机械10

2、套15模板制作14交流电焊机BX2-50075015交流电焊机BX2-30073016插入振动器Zx-50211.1砼振捣17平板振动器PZ-5041.5砼振捣18砂浆搅拌机CL200173二次结构19电动套丝机1/2-4''72.8安装20滚槽机TWGH70.75安装21切管机TWQH70.75安装22开孔机TWKAI70.55安装23台钻ZQ411670.37安装24咼压水泵1718.525砂轮切割机40070.25安装类别名称单机功率数量砼搅拌设备类HTB-80混凝土输送泵112KW10PZ-50平板振动器1.5KW4Zx-50插入式振动棒1.1KW21钢筋加工设备 组W

3、J40-1钢筋弯曲机3KW10QJ40A钢筋切断机4KW10GT6-14钢筋调直机2.5KW10GYL-40直螺纹套丝机4KW5GQH3对焊机100KVA10砂浆搅拌组CL200砂浆搅拌机3.0KW10起重设备类QTZ63塔 吊40.1KW17SC200/200施工电梯38KW17SZ150-1物料提升机10KW3安装加工设备 类?4电动套丝机2.8KW7TWGH滚槽机0.75KW7TWQH切管机0.75KW7TWKm开孔机0.55KW7ZQ4116台 钻0.37KW7C 400砂轮切割机0.25KW7木加工机具MJ104圆盘锯等15KW10交流焊机类BX2-500交流电焊机50KVA7BX2

4、-300交流电焊机30KVA7其它类HZD250丁 夯机4KW14JQB15-6潜水泵2.2KW80咼压水泵18.5KW17场内照明用电镝灯3.5 KW18典钨灯1 KW20其他10KW施工设备型号改变（功率改变）另计根据用电设备的性质及平面布置方式，可分为以下八大类：3.2负荷计算：3.2.1砼搅拌设备类此类设备由于工程工序所需，16台混凝土输送泵，平板振动器及插入式振动器按同 时使用考虑。3.2.1.1 HTB-80混凝土输送泵单机功率112KW 共计10台查表可得 Kx =0.8 cos © =0.8 tg 0 =0.75PjS=Kx.Pe=112X 0.8=89.6 KWQj

5、S=PjS.tg 0 =89.6 x 0.75=67.2 KvarljS=Pjs/ V A3.2.1.2 PZ-50平板振动器单机功率1.5KW 共计4台查表可得 Kx =0.8 cos © =0.8 tg 0 =0.75PjS=Kx.Pe=0.8 x 1.5=1.2 KWQjs=Pjs.tg 0 =1.2 x 0.75=0.9 KvarIjs=Pjs/ V AZx-50插入式振动器单机功率1.1KW 共计21台查表可得 Kx =0.8 cos © =0.8 tg 0 =0.75Pjs=Kx.Pe=0.8 x 1.1=0.88 KWQjs=Pjs.tg 0 =0.88 x

6、0.75=0.66 KvarIjs=Pjs/ V APjs=89.6 x 10+1.2 x 4+0.88 x 21=919.28 KWQjs=67.2 x 10+0.9 x 4+0.66 x 21=689.46 KvarIjS= Sjs/ V3.Ue=1149.1/1.732 x 0.38=1745.93 A3.2.2钢筋加工类单机功率Pe=3 KW 共计10台 查表可得 K< =0.7 cos © =0.7 tg 0 =1.02Pjs=Kx.Pe=0.7 x 3=2.1 KWQjs= Pjs.tg 0 =2.1 x 1.02=2.14 KvarIjs=Pjs/ V A单机功率

7、 Pe=4KW 共计 10台查表可得 K< =0.7 cos © =0.7 tg 0 =1.02Pjs=Kx.Pe=0.7 x4=2.8 KWQjs=Pjs.tg 0 =2.8x1.02=2.86 KvarIjs=Pjs/ V A钢筋调直机 单机容量 Pe=2.5KW 共计 10台查表可得 KX =0.7 cos © =0.7 tg 0 =1.02Pjs=Kx.Pe=0.7 x2.5=1.75 KWQjs=Pjs.tg 0 =1.75x 1.02=1.79 KvarIjs=Pjs/ V直螺纹套丝机 单机功率 4KW 共计 5 台查表可得 KX =0.7 cos

8、69; =0.7 tg 0 =1.02Pjs=Kx.Pe=0.7 x4=2.8 KWQjs=Pjs.tg 0 =2.8x1.02=2.86 KvarIjs=Pjs/ V A对焊机单机容量 Sr=100KVA 共计 10 台查表可得 Kx=0.5 cos © =0.5 tg 0 =1.73 Jc=0.65Pe=SrVJc cos © =100xV0.65 x 0.5=40.3KWPjs=Kx*Pe= 40.3 x0.5=20.15KWQjs=Pjs xtg0 = 20.15 x 1.73=34.86KvarIjs=Pjs/ V3 Ue cos © = 20.15/

9、V3x0.38x 0.5= 61.23APjs= 2.1* 10+10*2.8+1.75 *10+2.8* 5+20.15* 10=282KWQjs= 2.14* 10+2.86* 10+1.79* 10+2.86*5+34.86* 10=431.2Kvar3.2.3 砂浆搅拌组CL200砂浆搅拌机单机功率3.0KW 共计10台查表可得 KX =0.7 cos © =0.82 tg 0 =0.7Pjs=Kx.Pe=0.7 x 3.0=2.1 KWQjs=Pjs.tg 0 =2.1 x 0.7=1.47 KvarPjs= 2.1*10= 21KWQjs= 1.47*10= 14.7Kv

10、ar3.2.4 起重设备类QTZ63塔吊单机功率40.1KW 共计12台查表可得 K< =0.3 cos © =0.7 tg 0 =1.02 Jc=0.15Pe=2Pe V Jc =2 x 40.1 xV 0.15=31.06KWPjs=Kx*Pe= 31.06 x0.3=9.32KWQjs=Pjs xtg 0 = 9.32 x1.02=9.51KvarQTZ63塔吊单机功率50KW 共计5台查表可得 KX =0.3 cos © =0.7 tg 0 =1.02 Jc=0.15Pe=2Pe V Jc =2 x 50xV0.15= 38.73KWPjs=Kx*Pe= 38

11、.73 x0.3=11.62KWQjs=Pjs xtg0 = 11.62 x 1.02=11.85KvarSc200/200 施工电梯单机功率 38KW 共计 17 台查表可得 KX =0.3 cos © =0.7 tg 0 =1.02Pjs=Kx*Pe= 38 x0.3=11.4KWQjs=Pjs xtg0 = 11.4 x1.02=11.63KvarSZ150-1 物料提升机单机功率 10KW 共计 3 台查表可得 KX =0.3 cos © =0.7 tg 0 =1.02Pjs=Kx*Pe= 10 x0.3=3KWQjs=Pjs xtg 0 = 3x1.02=3.06

12、KvarPjs=9.32*12+11.62 x 5+17*11.4+3*3=372.74KWQjs= 9.51*12+11.85 x5+17*11.63+3.06*3= 380.26KvarIjs= 20.23*22+16*24.73+6.51*3=860.27A3.2.5 安装加工设备类?4电动套丝机单机功率2.8 KW 共计6台查表可得 Kx =0.7 cos © =0.75 tg 0 =0.88Pjs=Kx*Pe= 2.8 X 0.75=2.1KWQjs=Pjs X tg 0 = 2.1 X 0.88=1.85KvarIjs=Pjs/ V3 Ue cos © = 2.

13、1/ V3X 0.38 X 0.75= 4.25ATWG- U滚槽机单机功率0.75KW 共计6台查表可得 KX =0.7 cos © =0.75 tg 0 =0.88Pjs=Kx*Pe= 0.75 X 0.75=0.56KWQjs=Pjs X tg 0 = 0.56 X 0.88=0.49KvarIjs=Pjs/ V3 Ue cos © = 0.56/ V3X0.38X0.75= 1.13ATWQ- U切管机单机功率0.75KW 共计6台查表可得 KX =0.7 cos © =0.75 tg 0 =0.88Pjs=Kx*Pe= 0.75 X 0.75=0.56K

14、WQjs=Pjs X tg 0 = 0.56 X 0.88=0.49KvarIjs=Pjs/ V3 Ue cos © = 0.56/ V3X0.38X0.75= 1.13ATWK-川开孔机单机功率0.55KW 共计6台查表可得 KX =0.7 cos © =0.75 tg 0 =0.88Pjs=Kx*Pe= 0.55 X0.75=0.41KWQjs=Pjs X tg 0 = 0.41 X 0.88=0.36KvarIjs=Pjs/ V3 Ue cos © = 0.41/ V3X0.38X0.75= 0.83AZQ4116 台钻单机功率 0.37KW 共计 6 台查

15、表可得 KX =0.7 cos © =0.75 tg 0 =0.88Pjs=Kx*Pe= 0.37 X 0.75=0.28KWQjs=Pjs X tg 0 = 0.28 X 0.88=0.25KvarIjs=Pjs/ V3 Ue cos © = 0.28/ V3X0.38X0.75= 0.57AC 400砂轮切割机单机功率0.25KW 共计6台查表可得 KX =0.7 cos © =0.75 tg 0 =0.88Pjs=Kx*Pe= 0.25 X0.75=0.19KWQjs=Pjs Xtg0 = 0.19 X0.88=0.17KvarIjs=Pjs/ V3 Ue

16、cos © = 0.19/ V3X0.38X0.75= 0.38APjs= (2.1+0.56+0.56+0.41+0.28+0.19 ) *7=28.7 KWQjs= (1.85+0.49+0.49+0.36+0.25+0.17 )*7=25.27 KvarIjs= (4.25+1.13+1.13+0.83+0.57+0.38 )*6=49.74A3.2.6 木加工机具类MJ104圆盘锯等单机功率15 KW 共计10台查表可得 Kx =0.7 cos © =0.75 tg 0 =0.88Pjs=Kx*Pe= 15 X 0.75=11.25KWQjs=Pjs X tg 0

17、= 11.25 X 0.88=9.9KvarIjs=Pjs/ V3 Ue cos © = 11.25/ V3X 0.38 X 0.75= 17.1APjs=11.25*10= 112.5KWQjs= 9.9*10= 99KvarIjs=17.1*12=205.2A3.2.7 交流焊机类BX2-500 交流电焊机单机容量 50KVA 共计 7 台查表可得 Kx=0.5 cos © =0.5 tg 0 =1.73 Jc=0.65Pe=SrVJc cos © =50XV0.65X 0.5=20.16KWPjs=Kx*Pe= 20.16 X0.5=10.08KWQjs=P

18、js Xtg0 =10.08X1.73=17.44KvarIjs=Pjs/ V3 Ue cos © = 10.08/ V3X0.38X 0.5= 30.64ABX2-300 交流电焊机 单机容量 30KVA 共计 7 台查表可得 Kx=0.5 cos © =0.5 tg 0 =1.73 Jc=0.65Pe=SrVJc cos © =30XV0.65X 0.5=12.09KWPjs=Kx*Pe= 12.09 X0.5=6.05KWQjs=Pjs Xtg0 =6.05X1.73=10.47KvarIjs=Pjs/ V3 Ue cos © = 6.05/ V3

19、X0.38X0.5= 18.39APjs=(10.08+6.05 )*7=112.91KWQjs=(17.44+10.47 )*7=195.37KvarIjs= (30.64+18.39 )*6=294.18A3.2.8 其他类HZD250 打夯机单机功率 4 KW 共计 14 台查表可得 Kx =0.55 cos © =0.8 tg 0 =0.75Pjs=Kx*Pe= 0.55 X 4=2.2KWQjs=Pjs X tg 0 = 2.2 X 0.75=1.65KvarIjs=Pjs/ V3 Ue cos © = 2.2/ V3X 0.38 X 0.8=4.18AJQB15

20、-6 潜水泵单机功率 2.2KW 共计 80 台查表可得 KX =0.55 cos © =0.8 tg 0 =0.75Pjs=Kx*Pe= 0.55 X2.2=1.21KWQjs=Pjs Xtg 0 = 1.21 X0.75=0.91KvarIjs=Pjs/ V3 Ue cos © = 1.21/ V3X0.38X0.8=2.30A高压水泵单机功率 18.5KW 共计 17台查表可得 KX =0.55 cos © =0.8 tg 0 =0.75Pjs=Kx*Pe= 0.55 X18.5=10.18KWQjs=Pjs Xtg 0 = 10.18 X 0.75=7.64KvarIjs=Pjs/ V3 Ue cos © = 10.18/ V3X0.38X 0.8=19.33APjs=2.2*14+1.21*80+10.18*17= 300.66KWQjs=1.65*14+0.91*80+7.64*17= 255.78KvarIjs=4.18*10+2.30*40+19.33*16=443.08A镝灯单机功率 3.5 KW 共计 18台查表可得 KX =1.0 cos © =1.0 tg 0 =0Pjs=Kx*Pe= 1.0 X 3.5=3.5KWQjs=Pjs X tg 0 = 3.5 X