This research focuses on the discussion of PV grid-connected inverters under the complex distribution network environment, introduces in detail the domestic and international standards and requirements on grid-connected inverter grid adaptability, and then analyzes.
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The PV system with backflow prevention function can reduce the inverter output power in time when the power generation power is greater than the load power, in order to reduce the overall power generation power of the system, to ensure that the PV power is only for the load to.
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This study focuses on inverter standards for grid-connected PV systems, as well as various inverter topologies for connecting PV panels to a three-phase or single-phase grid, as well as their benefits and drawbacks.
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The data signal is connected to the low-voltage busbar through the power line on the AC side of the inverter, the signal is analyzed by the inverter supporting the data collector, and the communication is finally connected to the local power station management.
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