塔式起重机Kx = 0.85 Cosφ = 0.6 tgφ = 1.33将Jc =40%统一换算到Jc1 =25%的额定容量Pn = 31.7kWPe = n(Jc/Jc1)1/2Pn = 1(0.4/0.25)1/231.7 = 40.1 kWPjs = KxPe =0.8540.1 = 34.08kWQjs = Pjs tgφ=34.081.33 = 45.44 kvar(2)、建筑施工外用电梯Kx = 0.85 Cosφ = 0.6 tgφ = 1.33Pjs = 0.8511 = 9.35 kWQjs = P
...阅读全文