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运行时机组的两个控制环同时工作，实现变速恒频。
Two control ring work together to realize variable speed constant frequency.
恒频控制的准谐振变换器存在功率限制和高应力缺陷。
The constant - frequency quasi - resonant converter has the problems of power limitation and high stresses.
介绍了变速恒频波浪能发电系统的晶闸管触发电路设计。
This paper presents the design of thyristor triggering circuit for a variable speed constant frequency (VSCF) wave energy electricity generating system.
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