UPS电源的SPWM控制技术  

SPWM Controls of UPS Power Supply

作　　者：李珺[1] 乔鸣忠[1] 

机构地区：[1]海军工程大学电气与信息工程学院,武汉430033

出　　处：《船电技术》2010年第11期28-31,共4页Marine Electric & Electronic Engineering

摘　　要：分析了UPS电源逆变单元的工作原理,研究了SPWM波形及死区产生机理,设计了一种基于C8051F来实现UPS电源的SPWM控制的方法,并且采用了简便的硬件电路来实现SPWM中的死区控制;仿真与实验结果表明本文提出的控制方案是可行的。This paper analyzes the work principle of the UPS inversion, studies SPWM waveform and dead-time producing mechanism and designs a method based C8051F to realize UPS＇s SPWM controls. Aadopting convenient hardware circuit, it obtains SPWM dead-time control. Simulation and experimental results show that the control concept is feasibility.

关 键 词：UPS电源 SPWM 单片机 傅里叶分析 死区 

分 类 号：TM46[电气工程—电器]