摘要
电器与制动器的电磁机构，节能运行有很大的经济价值。本文主要介绍了在原电磁机构的基础上的改造方案和计算问题，给广大用户自行改造提供参考。
The energy一economizing motion of the electromagnetism mechanism of electrical equipment and brake has vast economic value .the main purpose of this thesis is to intro-duce the remaking plan and calxculating problem ,based on the original electromagnetism mechanism,to provide reference for the numerous consumers.
关键词
电磁机构
节电
运行
计算
电器
the suction -combining force,the suction-holding force,the specific prop-erty of suction,the specific properyty of electric current
