Aplikasi gudang gratis full version free. The converter is known as a cascaded HB, bidirectional buck-boost, buck-boost cascade, four switch bidirectional buck-boost [29, 53, 54, 55]. This thesis will refer to it as a four switch. Asetek 550lc review. Converter topologies relevant to interfacing various energy storage units to the microgrid will be reviewed in this section. Bidirectional Buck-Boost DC-DC.