Online Variable Topology-Type Photovoltaic Grid-Connected Inverter

Online Variable Topology-Type Photovoltaic Grid-Connected Inverter Abstract: In photovoltaic (PV) grid-connected generation system, the key focus is how to expand the generation range of the PV array and enhance the total efficiency of the system. This paper originally derived expressions of the total loss and grid current total harmonics distortions of cascaded inverter and H-bridge […]


Optimized Operation of Current-Fed Dual Active Bridge DC-DC Converter for PV Applications

Optimized Operation of Current-Fed Dual Active Bridge DC–DC Converter for PV Applications Abstract: The current-fed dual active bridge (CF-DAB) dc–dc converter gains growing applications in photovoltaic (PV) and energy storage systems due to its advantages, e.g., a wide input voltage range, a high step-up ratio, a low input current ripple, and a multiport interface capability. […]