发明名称 Circuit for feeding electric energy in a electric utility grid
摘要 <p>The device has a transformer (104) that is assigned to an energy source (101) in an input side and to a power grid in an output side, where transformer test points ( 205, 206)are provided with switching units (105, 106) to change transmission ratio. An adjustable load (102) is provided on a primary side to limit the voltage of the source when the load is switched from one point to other point, where rough voltage adjustment between the source and the grid is carried out using the transformer and the fine adjustment is carried out using an inverter (103) provided downstream to the transformer.</p>
申请公布号 EP1870996(A1) 申请公布日期 2007.12.26
申请号 EP20060013068 申请日期 2006.06.24
申请人 SMA SOLAR TECHNOLOGY AG 发明人 FALK, ANDREAS
分类号 H02M7/48 主分类号 H02M7/48
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