临时用电施工组织设计 少现场配电布置图

秦皇岛中农物流储备项目工程 临时用电施工组织设计

Pjs = 0.75×11 = 8.25 kW

Qjs = Pjs× tgφ=8.25×0.62 = 5.11 kvar (8)、钢筋调直机

Kx = 0.65 Cosφ = 0.7 tgφ = 1.02 Pjs = 0.65×4 = 2.6 kW

Qjs = Pjs× tgφ=2.6×1.02 = 2.65 kvar (9)、钢筋切断机

Kx = 0.65 Cosφ = 0.7 tgφ = 1.02 Pjs = 0.65×5.5 = 3.575 kW

Qjs = Pjs× tgφ=3.58×1.02 = 3.65 kvar (10)、套丝机

Kx = 0.65 Cosφ = 0.7 tgφ = 1.02 Pjs = 0.65×7.5 = 4.875 kW

Qjs = Pjs× tgφ=4.88×1.02 = 4.97 kvar (11)、钢筋切断机

Kx = 0.65 Cosφ = 0.7 tgφ = 1.02 Pjs = 0.65×5.5 = 3.575 kW

Qjs = Pjs× tgφ=3.58×1.02 = 3.65 kvar (12)、套丝机

Kx = 0.65 Cosφ = 0.7 tgφ = 1.02 Pjs = 0.65×7.5 = 4.875 kW

Qjs = Pjs× tgφ=4.88×1.02 = 4.97 kvar (13)、钢筋弯曲机

Kx = 0.65 Cosφ = 0.7 tgφ = 1.02 Pjs = 0.65×3 = 1.95 kW

Qjs = Pjs× tgφ=1.95×1.02 = 1.99 kvar (14)、钢筋弯曲机

Kx = 0.65 Cosφ = 0.7 tgφ = 1.02 Pjs = 0.65×3 = 1.95 kW

河北省第三建筑工程有限公司 5

秦皇岛中农物流储备项目工程 临时用电施工组织设计

Qjs = Pjs× tgφ=1.95×1.02 = 1.99 kvar (15)、木工电刨

Kx = 0.65 Cosφ = 0.6 tgφ = 1.33 Pjs = 0.65×0.7 = 0.455 kW

Qjs = Pjs× tgφ=0.45×1.33 = 0.61 kvar (16)、木工圆锯

Kx = 0.65 Cosφ = 0.6 tgφ = 1.33 Pjs = 0.65×3 = 1.95 kW

Qjs = Pjs× tgφ=1.95×1.33 = 2.6 kvar (17)、交流电焊机

Kx = 0.5 Cosφ = 0.4 tgφ = 2.29 将Jc =50%统一换算到Jc1 =100%的额定容量 Pn = Sn ×Cosφ = 23.4×0.4=9.36kW

Pe = n×(Jc/Jc1)1/2×Pn = 1×(0.5/1)1/2×9.36 = 6.62 kW Pjs = Kx×Pe =0.5×6.62 = 3.31kW Qjs = Pjs× tgφ=3.31×2.29 = 7.58 kvar (18)、交流电焊机

Kx = 0.5 Cosφ = 0.4 tgφ = 2.29 将Jc =50%统一换算到Jc1 =100%的额定容量 Pn = Sn ×Cosφ = 23.4×0.4=9.36kW

Pe = n×(Jc/Jc1)1/2×Pn = 1×(0.5/1)1/2×9.36 = 6.62 kW Pjs = Kx×Pe =0.5×6.62 = 3.31kW Qjs = Pjs× tgφ=3.31×2.29 = 7.58 kvar (19)、直流电焊机

Kx = 0.7 Cosφ = 0.6 tgφ = 1.33 将Jc =50%统一换算到Jc1 =100%的额定容量 Pn = 14kW

Pe = n×(Jc/Jc1)1/2×Pn = 1×(0.5/1)1/2×14 = 9.9 kW Pjs = Kx×Pe =0.7×9.9 = 6.93kW

河北省第三建筑工程有限公司 6

秦皇岛中农物流储备项目工程 临时用电施工组织设计

Qjs = Pjs× tgφ=6.93×1.33 = 9.24 kvar (20)、直流电焊机

Kx = 0.7 Cosφ = 0.6 tgφ = 1.33 将Jc =50%统一换算到Jc1 =100%的额定容量 Pn = 14kW

Pe = n×(Jc/Jc1)1/2×Pn = 1×(0.5/1)1/2×14 = 9.9 kW Pjs = Kx×Pe =0.7×9.9 = 6.93kW Qjs = Pjs× tgφ=6.93×1.33 = 9.24 kvar (21)、直流电焊机

Kx = 0.7 Cosφ = 0.6 tgφ = 1.33 将Jc =50%统一换算到Jc1 =100%的额定容量 Pn = 14kW

Pe = n×(Jc/Jc1)1/2×Pn = 1×(0.5/1)1/2×14 = 9.9 kW Pjs = Kx×Pe =0.7×9.9 = 6.93kW Qjs = Pjs× tgφ=6.93×1.33 = 9.24 kvar (22)、直流电焊机

Kx = 0.7 Cosφ = 0.6 tgφ = 1.33 将Jc =50%统一换算到Jc1 =100%的额定容量 Pn = 14kW

Pe = n×(Jc/Jc1)1/2×Pn = 1×(0.5/1)1/2×14 = 9.9 kW Pjs = Kx×Pe =0.7×9.9 = 6.93kW Qjs = Pjs× tgφ=6.93×1.33 = 9.24 kvar (23)、直流电焊机

Kx = 0.7 Cosφ = 0.6 tgφ = 1.33 将Jc =50%统一换算到Jc1 =100%的额定容量 Pn = 14kW

Pe = n×(Jc/Jc1)1/2×Pn = 1×(0.5/1)1/2×14 = 9.9 kW Pjs = Kx×Pe =0.7×9.9 = 6.93kW Qjs = Pjs× tgφ=6.93×1.33 = 9.24 kvar

河北省第三建筑工程有限公司 7

秦皇岛中农物流储备项目工程 临时用电施工组织设计

(24)、直流电焊机

Kx = 0.7 Cosφ = 0.6 tgφ = 1.33 将Jc =50%统一换算到Jc1 =100%的额定容量 Pn = 14kW

Pe = n×(Jc/Jc1)1/2×Pn = 1×(0.5/1)1/2×14 = 9.9 kW Pjs = Kx×Pe =0.7×9.9 = 6.93kW Qjs = Pjs× tgφ=6.93×1.33 = 9.24 kvar (25)、直流电焊机

Kx = 0.7 Cosφ = 0.6 tgφ = 1.33 将Jc =50%统一换算到Jc1 =100%的额定容量 Pn = 14kW

Pe = n×(Jc/Jc1)1/2×Pn = 1×(0.5/1)1/2×14 = 9.9 kW Pjs = Kx×Pe =0.7×9.9 = 6.93kW Qjs = Pjs× tgφ=6.93×1.33 = 9.24 kvar (26)、直流电焊机

Kx = 0.7 Cosφ = 0.6 tgφ = 1.33 将Jc =50%统一换算到Jc1 =100%的额定容量 Pn = 14kW

Pe = n×(Jc/Jc1)1/2×Pn = 1×(0.5/1)1/2×14 = 9.9 kW Pjs = Kx×Pe =0.7×9.9 = 6.93kW Qjs = Pjs× tgφ=6.93×1.33 = 9.24 kvar (27)、直流电焊机

Kx = 0.7 Cosφ = 0.6 tgφ = 1.33 将Jc =50%统一换算到Jc1 =100%的额定容量 Pn = 14kW

Pe = n×(Jc/Jc1)1/2×Pn = 1×(0.5/1)1/2×14 = 9.9 kW Pjs = Kx×Pe =0.7×9.9 = 6.93kW Qjs = Pjs× tgφ=6.93×1.33 = 9.24 kvar (28)、直流电焊机

河北省第三建筑工程有限公司 8