具有承受电网电压跌落能力的交流调速系统的策略  

Strategies of Voltage Sag Ride-through for Adjustable-speed Drives

作　　者：丁新平[1] 钱照明[1] 崔彬[1] 彭方正[1] 

机构地区：[1]浙江大学

出　　处：《电气传动》2007年第4期3-8,共6页Electric Drive

摘　　要：分析了交流调速系统中具有承受电网电压跌落的各种策略。着重分析目前用于交流调速系统中,具有承受电压跌落能力的各种拓扑。在介绍国内外产业界已实用化的、和正在研发中的多种有代表性的策略的同时,通过定量计算和定性分析,详细地讨论了他们的优缺点。最后在比较各种策略性价比的基础上,指出了在交流调速系统中最具前景的几种策略。It analyzed the voltages sag ride-through strategies for ASD system. Typical ride-through approaches, which are used in practical products or being developed recently, were presented and the characteristic of each strategy was discussed. From the quantitative and qualitative analysis, the advantages and disadvantages were evaluated in detail. Lastly, some promising strategies were introduced.

关 键 词：交流调速 电压跌落 承受能力 

分 类 号：TM921.5[电气工程—电力电子与电力传动]