摘  要：本文主要概述了SVG散热风机通过增加变频器控制来实现节能的设计，采用模拟量调节变频器输出，SVG低负荷工作时变频器调节风机低频转速，高负荷工作时调节风机高频转速，实现动态控制，从而达到散热风机节能的效果。 关键词：SVG；暖风机；散热风机；变频器；节能 Abstract: This paper mainly describes SVG cooling fans energy-saving design by adding frequency converter control and using analog quantity regulates frequency converter output. While SVG is running in low load frequency converter regulates [登陆后可查看全文]