提高牵引变电所(简称牵引变)功率因数以改善系统电压质量、减少系统损耗是改善电气化铁路电能质量的有效措施。
Increasing power factor of traction substation is the effective measure to improve power quality of electrified railway for better voltage quality and less loss.
为节省动力和更有效地利用燃料，对旋耕机的牵引功率利用系数与旋耕进距的关系进行了研究。
In order to save power and use fuel more efficiently, the relationship between the rotator's traction power coefficient and the rotator width was studied in this article.
应用推荐