【摘要】 通过研究电压对变压器功率损耗的影响，提出了临界电压调整负载率的概念，用于决定配电变压器运行时电压调整的方向。结论表明，当负载至一定程度时，降低电压可降低变压器的损耗。更多还原

【Abstract】 By the study of the influence on the voltage to the transformers’power losses,this paper presents the conception of critical voltage spread load rate,which is used to decide the direction of the voltage spread.The results show that the voltage spread will reduce the power losses of transformers in a certain load rate.更多还原