摘要
本文从各种电压型桥式变流器主电路中提取并建立其共有的半桥单元电路模型,根据滞环电流控制的物理过程,分析其开关频率的影响因素,导出了有关开关频率范围的计算公式。
A typical half bridge circuit unit model of which is derived from various bridge voltage source converters is generalized. Determining factors of switching frequency with the hysteresis band current control are analyzed. Calculating formulas about its switching frequency range are derived.
出处
《电工电能新技术》
CSCD
1998年第1期54-56,共3页
Advanced Technology of Electrical Engineering and Energy
基金
国家自然科学基金
关键词
电压型
变流器
滞环控制
开关频率
voltage source converter, hysteresis band control, switching