我最近从ti购买了DC-AC的板子(TMDSHV1PHINVKIT),但是没用DCDC的模块。目前只能实现离网型的,单相逆变。并网型只有DC-AC逆变器的情况下还不知道如何实现,尝试过一次,没有成功。仔细看说明书,说是没有DC-DC模块的情况下,锁相环PLL不能工作。。。是不是没有dcdc直流板就无法实现并网了?
请各位用过的大神帮帮忙,还有ti的工程师帮忙解答下!非常感谢!!!
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