The disclosure discloses a photovoltaic power optimization system, comprising: a plurality of photovoltaic panels; a photovoltaic optimizing module array comprising a plurality of photovoltaic optimizing modules connected in series, each of the photovoltaic optimizing modules being electrically connected to at least one of the photovoltaic panels; an inverter electrically connected to an output terminals of the photovoltaic optimizing module array for converting a DC power into an AC power; and a data center unit communicates wirelessly with at least one of the photovoltaic optimizing modules, and also communicates with the inverter via power line.