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1. (WO2018121579) ALTERNATING CURRENT ELECTROMAGNET EMPLOYING HALF BRIDGE CIRCUIT

Pub. No.:    WO/2018/121579    International Application No.:    PCT/CN2017/118894
Publication Date: Fri Jul 06 01:59:59 CEST 2018 International Filing Date: Thu Dec 28 00:59:59 CET 2017
IPC: H01F 7/18
Applicants: NINGBO ZHENHAI HUATAI ELECTRIC APPLIANCE FACTORY
宁波市镇海华泰电器厂
Inventors: WANG, Mengjin
汪孟金
SUN, Zhesheng
孙浙胜
ZHU, Liang
朱亮
Title: ALTERNATING CURRENT ELECTROMAGNET EMPLOYING HALF BRIDGE CIRCUIT
Abstract:
An alternating current electromagnet employing a half bridge circuit, comprising a conventional alternating current electromagnet composed of a moving iron core (M), a static iron core (G), a reset spring (F), and an excitation coil (L), and an electronic unit (100), the electronic unit (100) being composed of a DC power source circuit (101), a switch pulse generating circuit (102), a switch circuit (103), a boost circuit (104), a voltage divider circuit (105), a half bridge circuit (106), and a common terminal (E).