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光控模块式真空断路器操动机构电源设计

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Indexed by:期刊论文

Date of Publication:2011-03-20

Journal:电力电子技术

Included Journals:PKU、ISTIC、CSCD

Volume:45

Issue:3

Page Number:97-99

ISSN No.:1000-100X

Key Words:开关电源;反激变换器;电容性负载

Abstract:随着电力电子技术的发展.研制模块化真空断路器对其操动机构电源的高可靠性、低功耗、小型化提出了要求.模块化真空断路器操动机构采用永磁机构,机构电源采用开关电源给电解电容充电储能后释放给机构线圈.介绍了一种基于UC3845的电流控制型开关电源电路,叙述了其工作原理,通过测试验证了设计的可行性.

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