容抗：Xc＝1/2πfC＝1/(2×3.14×50×15)≈0.00021231423(Ω)电流：I＝U/Xc＝220/0.00021231423≈1036200(A)无功功率：Qc＝U×U×2×π×f×C×0.001＝220×220×2×3.14×50×15×0.001＝227964(Kvar)
