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用于经颅磁刺激仪的新型电源拓扑控制系统及方法

InventionUnknown
10Claims · 2 independent
§ Ⅰ

Dossier Overview

Inventor

魏明; 袁路林; 苗盛巍

Filing Date

Jul 24, 2026

Publication Date

Oct 27, 2026

IPC Classification

H02M 7/10 (2006.01)H02M 7/25 (2006.01)H02M 1/00 (2007.01)H02J 7/02 (2016.01)A61N 2/00 (2006.01)

本发明公开了用于经颅磁刺激仪的新型电源拓扑控制系统及方法,涉及医疗器械电源技术领域,方法包括:获取刺激强度等级并换算为目标充电电压值,反推计算目标触发相位角;在每个工频半周的过零时刻启动计时,根据工频半周期时长和目标触发相位角计算延时触发时间,计时达到延时触发时间时生成触发使能信号;在每个工频充电周期的能量传输结束时刻采集直流储能端的当前电压反馈值并与目标充电电压值比较,满足达标判定条件时停止生成后续触发使能信号并进入待机保持状态;刺激强度等级变更时重新解算目标触发相位角并切换执行。本发明利用工频倍压技术从源头消除电磁干扰,降低系统成本并简化电路结构。

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