施工临时用电负荷计算_7343

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合计用于施（kw）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 套

2、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TWG-70.75安装21切管机TWQ-70.75安装22开孔机TWK-70.55安装23台钻ZQ411670.37安装24高压水泵1718.525砂轮切割机40070.25安装类别砼搅拌设备类钢筋加工设备组砂浆搅拌组起重设备类安装加工设备类木加工机具交流焊机类其它类场内照明用电名称单机功率数量HTB-80混凝土输送泵112KW10PZ

3、-50 平板振动器1.5KW4Zx-50 插入式振动棒1.1KW21WJ40-1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4KW5GQH32对焊机100KVA10CL200砂浆搅拌机3.0KW10QTZ63塔吊40.1KW17Sc200/200 施工电梯38KW17SZ150-1 物料提升机10KW3?4电动套丝机2.8KW7TWG-滚槽机0.75KW7TWQ-切管机0.75KW7TWK-开孔机0.55KW7ZQ4116台钻0.37KW7400 砂轮切割机0.25KW7MJ104圆盘锯等15KW10BX2-500 交流电焊机

4、50KVA7BX2-300 交流电焊机30KVA7HZD250打夯机4KW14JQB15-6 潜水泵2.2KW80高压水泵18.5KW17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 :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。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=0.75PjS=Kx.Pe=112×0.8=89.6 KWQjS=PjS.tg =8

5、9.6 × 0.75=67.2 KvarIjS=Pjs/ =170.2 A3.2.1.2PZ-50平板振动器单机功率 1.5KW共计 4台查表可得 K X =0.8cos =0.8tg=0.75PjS=Kx.Pe=0.8 ×1.5=1.2 KWQjs=Pjs.tg =1.2 ×0.75=0.9 KvarIjs=Pjs/ 3.Ue.cos =2.3 A3.2.1.3 Zx-50插入式振动器单机功率 1.1KW共计 21台查表可得 K X=0.8cos =0.8tg=0.75Pjs=Kx.Pe=0.8 ×1.1=0.88 KWQjs=Pjs.tg=0.88

6、× 0.75=0.66 KvarIjs=Pjs/=1.7 A砼搅拌设备类技术参数合计：Pjs=89.6 × 10+1.2 ×4+0.88 ×21=919.28 KWQjs=67.2 × 10+0.9 ×4+0.66 ×21=689.46 KvarIjS= Sjs/3.Ue=1149.1/1.732 ×0.38= 1745.93 A钢筋加工类钢筋弯曲机 单机功率 Pe=3 KW 共计 10 台查表可得 KX =0.7 cos =0.7 tg =1.02Pjs=Kx.Pe=0.7 ×3=2.1 KWQjs=

7、Pjs.tg =2.1 × 1.02=2.14 KvarIjs=Pjs/=4.56 A钢筋切断机单机功率 Pe=4KW 共计 10 台查表可得 KX =0.7 cos =0.7 tg=1.02Pjs=Kx.Pe=0.7 ×4=2.8 KWQjs=Pjs.tg=2.8 ×1.02=2.86 KvarIjs=Pjs/=6.07 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=1.02Pjs=Kx.Pe=0.7 ×2.5=1.75 KWQjs=Pjs.tg=1.75 × 1.02=1.79 Kv

8、arIjs=Pjs/=3.80A直螺纹套丝机单机功率 4KW共计 5 台查表可得 KX =0.7 cos =0.7 tg=1.02Pjs=Kx.Pe=0.7 ×4=2.8 KWQjs=Pjs.tg=2.8 ×1.02=2.86 KvarIjs=Pjs/=6.07 A对焊机单机容量 Sr=100KVA共计 10 台查表可得 Kx=0.5cos=0.5 tg=1.73 Jc=0.65Pe=Sr Jc cos =100× 0.65 ×0.5=40.3KWPjs=Kx*Pe= 40.3×0.5=20.15KWQjs=Pjs ×tg = 20.

9、15 × 1.73=34.86KvarIjs=Pjs/ 3 Ue cos = 20.15/ 3×0.38 × 0.5= 61.23A钢筋加工设备组技术参数合计：Pjs= 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=431.2 Kvar砂浆搅拌组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=0.7Pjs=Kx.Pe=0.7 ×3.0=2.1 KWQjs=Pjs.t

10、g=2.1 ×0.7=1.47 Kvar砂浆搅拌组技术参数合计：Pjs= 2.1*10= 21KWQjs= 1.47*10= 14.7 Kvar起重设备类塔吊单机功率 40.1KW共计 12 台查表可得 KX =0.3 cos =0.7 tg=1.02 Jc=0.15Pe=2Pe Jc =2 ×40.1 × 0.15=31.06KWPjs=Kx*Pe= 31.06 ×0.3= 9.32 KWQjs=Pjs ×tg = 9.32 ×1.02= 9.51 Kvar塔吊单机功率 50KW共计 5 台查表可得 KX =0.3 cos =0.7

11、 tg=1.02 Jc=0.15Pe=2Pe Jc =2 ×50× 0.15= 38.73 KWPjs=Kx*Pe= 38.73 ×0.3= 11.62 KWQjs=Pjs ×tg = 11.62 × 1.02= 11.85 Kvar施工电梯单机功率 38KW共计 17 台查表可得 KX =0.3 cos =0.7 tg=1.02Pjs=Kx*Pe= 38 ×0.3= 11.4 KWQjs=Pjs×tg = 11.4×1.02= 11.63 Kvar物料提升机查表可得 KX =0.3 cos =0.7 tg单机功率

12、=1.0210KW共计3 台Pjs=Kx*Pe= 10 ×0.3= 3KWQjs=Pjs ×tg = 3 ×1.02= 3.06 Kvar起重设备类技术参数合计：Pjs=9.32*12+11.62 × 5+17*11.4+3*3= 372.74 KWQjs= 9.51*12+11.85×5+17*11.63+3.06*3= 380.26 KvarIjs= 20.23*22+16*24.73+6.51*3=860.27A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=0.88Pj

13、s=Kx*Pe= 2.8 × 0.75=2.1KWQjs=Pjs ×tg = 2.1 ×0.88=1.85KvarIjs=Pjs/ 3 Ue cos = 2.1/滚槽机 3× 0.38 ×0.75= 4.25A单机功率 0.75KW共计6 台查表可得 KX =0.7 cos =0.75 tg=0.88Pjs=Kx*Pe= 0.75 ×0.75=0.56KWQjs=Pjs ×tg = 0.56 ×0.88=0.49KvarIjs=Pjs/ 3 Ue cos = 0.56/切管机3×0.38 ×0.

14、75= 1.13A单机功率 0.75KW共计6 台查表可得KX =0.7 cos=0.75 tg=0.88Pjs=Kx*Pe= 0.75 ×0.75=0.56KWQjs=Pjs ×tg = 0.56 ×0.88=0.49KvarIjs=Pjs/ 3 Ue cos = 0.56/开孔机3×0.38 ×0.75= 1.13A单机功率 0.55KW共计6 台查表可得KX =0.7 cos=0.75 tg=0.88Pjs=Kx*Pe= 0.55 ×0.75=0.41KWQjs=Pjs ×tg = 0.41 ×0.88=0.

15、36KvarIjs=Pjs/ 3 Ue cos = 0.41/3×0.38 ×0.75= 0.83A3.2.5.5 ZQ4116台钻单机功率 0.37KW共计 6台查表可得 KX =0.7cos =0.75tg =0.88Pjs=Kx*Pe= 0.37×0.75=0.28KWQjs=Pjs ×tg = 0.28 ×0.88=0.25KvarIjs=Pjs/ 3 Ue cos = 0.28/400 砂轮切割机3×0.38 ×0.75= 0.57A单机功率 0.25KW共计6 台查表可得 KX =0.7 cos =0.75 tg

16、=0.88Pjs=Kx*Pe= 0.25 ×0.75=0.19KWQjs=Pjs ×tg = 0.19 ×0.88=0.17KvarIjs=Pjs/ 3 Ue cos = 0.19/ 3×0.38 ×0.75= 0.38A安装加工类技术参数合计：Pjs= （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=49.74A木加工机具类圆盘锯等查

17、表可得 KX =0.7 cos =0.75 tg单机功率 =0.8815 KW共计10 台Pjs=Kx*Pe= 15 ×0.75=11.25KWQjs=Pjs ×tg = 11.25 × 0.88=9.9KvarIjs=Pjs/ 3 Ue cos = 11.25/ 3×0.38 × 0.75= 17.1A木加工机具类技术参数合计：Pjs=11.25*10= 112.5 KWQjs= 9.9*10= 99KvarIjs=17.1*12=205.2A交流焊机类查表可得 Kx=0.5交流电焊机cos=0.5 tg单机容量 50KVA=1.73 Jc=

18、0.65共计7 台Pe=Sr Jc cos =50× 0.65 × 0.5=20.16KWPjs=Kx*Pe= 20.16 ×0.5=10.08KWQjs=Pjs ×tg =10.08 ×1.73=17.44KvarIjs=Pjs/ 3 Ue cos= 10.08/3×0.38 × 0.5= 30.64A交流电焊机单机容量 30KVA共计7 台查表可得 Kx=0.5cos=0.5 tg=1.73 Jc=0.65Pe=Sr Jc cos =30× 0.65 × 0.5=12.09KWPjs=Kx*Pe= 1

19、2.09 ×0.5=6.05KWQjs=Pjs ×tg =6.05 ×1.73=10.47KvarIjs=Pjs/ 3 Ue cos = 6.05/ 3×0.38 ×0.5= 18.39A交流电焊机类技术参数合计：Pjs= （10.08+6.05 ）*7=112.91 KWQjs=（17.44+10.47 ） *7=195.37 KvarIjs= （30.64+18.39 ） *6=294.18A其他类打夯机单机功率4 KW共计14 台查表可得KX =0.55 cos=0.8tg=0.75Pjs=Kx*Pe= 0.55×4=2.2KW

20、Qjs=Pjs ×tg = 2.2 ×0.75=1.65KvarIjs=Pjs/ 3 Ue cos= 2.2/ 3× 0.38 ×0.8=4.18A潜水泵单机功率2.2KW共计80 台查表可得KX =0.55 cos=0.8tg=0.75Pjs=Kx*Pe= 0.55 ×2.2=1.21KWQjs=Pjs ×tg = 1.21 ×0.75=0.91KvarIjs=Pjs/ 3 Ue cos= 1.21/3×0.38 ×0.8=2.30A高压水泵单机功率18.5KW共计17 台查表可得KX =0.55 co

21、s=0.8tg=0.75Pjs=Kx*Pe= 0.55 ×18.5=10.18KWQjs=Pjs ×tg = 10.18 × 0.75=7.64KvarIjs=Pjs/ 3 Ue cos = 10.18/ 3×0.38 × 0.8=19.33A其他类技术参数合计：Pjs=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=443.08A3.2.9 照明组：3.2.9.1镝灯单机功率 3.5 KW共计 18台查表可得 KX =1.0 cos =1.0tg =0Pjs=Kx*Pe= 1.0 × 3.5=3.5KWQjs=Pjs ×tg = 3.5 ×0=0KvarIjs=Pjs/ 3 Ue cos = 3.5/ 3&#