摘要
原油生产成本中,电费占到了42%—68%。电耗最大的就是俗称＂磕头机＂的游梁式抽油机。记者近日获悉,由象山天安电气集团有限公司（以下简称天安集团）科研人员新发明的＂永磁复合电机＂,让＂磕头机＂实现了＂多快好省＂。
＂磕头机＂惯性极大,从静到动的过程需要大马力电机。但机器顺利转动时,大电机又会浪费能量,俗称＂大马拉小车＂。
Ningbo Tianan(Group) Co., Ltd is a famous leading enterprise of the power transmission equipment manufacturing in China. It was founded in 1969, and now it has over 3500 employees, with a total asset of 3.5 billion Yuan. It is one of the most influential leading enterprises in the industry.
