基于CPLD/FPGA的三相SPWM波形发生器的设计与实现  

The Design and Realization of 3φ SPWM Generator Based on CPLD/FPGA

作　　者：黄永庆[1] 甘金明[1] 

机构地区：[1]梧州学院现代教育技术中心,广西梧州543002

出　　处：《梧州学院学报》2008年第3期36-41,共6页Journal of Wuzhou University

摘　　要：该文介绍数字比较法生成SPWM的原理,利用VHDL语言描述SPWM波形发生器的硬件结构,并在FPGA器件EP1K30TC144-3实现三相SPWM波形发生器实际系统,用此法实现的系统精度高、可靠性好。This paper deals with the principle of generating SPWM by digital comparator, and discribs the architecture of SPWM waveform generator with VHDL language. The real system of 3φ SPWM waveform generator is achieved via the FPGA device-EP1K30TC144-3 the system which is achieved in this way has high accuracy and reliability.

关 键 词：SPWM CPLD/FPGA 变频调速 

分 类 号：TP274.2[自动化与计算机技术—检测技术与自动化装置] TN791[自动化与计算机技术—控制科学与工程]