Repetitive voltage fluctuations cause brightness variations in incandescent elements. 反覆的電壓波動引起白熾燈光度的變化。
In addition, the impulse loads caused voltage wave and flink, and lopsided loads caused imbalance of three - phase voltage. 另外,電力系統中的衝擊負荷也引起電壓波動和閃變,不對稱負荷引起三相電壓不平衡。