The grid interconnection of PV system requires a boost converter for stepping up of low voltage dc and an inverter to converter this high voltage dc into ac voltage.
[pdf] Two terms often confused or used interchangeably are solar converters and solar inverters. Though they are both essential for solar power generation and management, they perform fundamentally different roles.
[pdf] This report presents the design and implementation of a bidirectional four-switch synchronous buck-boost DC-DC converter for standalone solar battery charging applications. The converter enables efficient bidirectional power flow between a photovoltaic (PV) source and a 12 V lead-acid battery.
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