Back to Search
Dossier
基于多阶段参数继承的同步发电机无位置传感器的PFC启动控制方法及系统
InventionUnknown
10Claims · 2 independent
§ Ⅰ
Dossier Overview
Inventor
丁勇; 彭俊新; 庞召宏; 吴庭芳
Filing Date
Sep 8, 2026
Publication Date
Oct 27, 2026
IPC Classification
H02P 21/34 (2016.01)H02P 21/24 (2016.01)H02P 21/22 (2016.01)H02P 21/00 (2016.01)H02P 21/13 (2006.01)H02P 9/00 (2006.01)H02P 9/02 (2006.01)H02M 1/36 (2007.01)H02M 1/42 (2007.01)H02P 103/20 (2015.01)
本发明涉及电机控制领域,具体公开了基于多阶段参数继承的同步发电机无位置传感器的PFC启动控制方法及系统,方法包括:在功率开关管封锁态下采样桥臂中点电压和定子电流,扣除磁链耦合电压得到纯净反电动势电压信号,提取稳态参数封装为多维度状态参数集;参数集写入滑模观测器及配套锁相环,监测反电动势幅值收敛度与相位收敛度,双重收敛后输出校验通过标识并记录经修正的残余相位跟踪滞后角;计算总相位偏移补偿量,计算标称前馈电压值预置到积分寄存器,解锁脉宽调制信号;系统包括功能匹配的模块。本发明省去外置PFC电感和电压传感器,消除了启动电流冲击和相位失步风险,实现了同步发电机无位置传感器PFC的无缝平滑启动。
Sign in to read the full text
Claim 1 is shown. Create a free account to read all 10 claims, the full description, all drawings, translations and legal status.
- All claims
- Technical field
- Background
- Summary
- Drawing descriptions
- Detailed description
External Resources