摘要
介绍了煤矿井下空压机采用高压变频器的改造方案,着重叙述多电平高压变频器传动系统的基本结构和工作原理,以及应用注意事项和实验数据,并给出了节能分析。
The scheme of upgrading underground coal mine air compressor with high-voltage converter is introduced, the basic structure, the working principle, the application considerations and experimental data are emphasized about the drive system of multilevel high voltage converter, and the energy-saving analysis is presented.
出处
《煤矿机电》
2010年第2期85-88,共4页
Colliery Mechanical & Electrical Technology
关键词
多电平
变频器
节能
闭环
正弦脉宽调制
multilevel
converter
energy-saving
closed loop
SPWM （ sinusoidal pulse width modulation）
