Systematic analysis model of leakage current in bridge inverter topology

At present, a large number of photovoltaic power generation systems are used in homes and other roofs, and the power is usually 1~50kW. When the photovoltaic grid-connected system does not contain a transformer, the distributed capacitance of the solar panel to the ground provides a low-impedance loop for the common-mode current (Figure 1), where iCM and […]

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Overview of leakage current suppression technology and ways of leakage current suppression

Overview The photovoltaic power generation system is usually composed of a battery panel array and a power conversion part (inverter). Placing a low-frequency isolation transformer between the inverter and the grid can achieve electrical isolation between the grid and the photovoltaic array, ensure personal safety, and achieve voltage matching and suppression of the DC component […]

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