搜索 - 科创

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王WZJ_97 发表于 2014-7-14 12:57 不是太明白原理，是不是升压后给全桥后就是DR的形式？BOOST升压只是为了让电弧稍长一些但没有改变工作模式，不升压的QCW DRSSTC一样可以...

引用第2楼1172925452于2011-01-26 18:30发表的 : ···· 是的 494内部有个东西频率太高就不工作···· 我看见老外的怎么频率能上4M啊 4M！！哪种494 (#‵′)...

补充LZ一点，耦合度高的情况适合一类特殊双谐振体系，比如VTTC和QCW DRSSTC，因为此时弧长是靠长时间的能量灌入维持的，此类TC的ontime比较长，所以需要高耦合度才能达到好效果~

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