DSP (digital signal processor) based photovoltaic networking system bifurcation controller and working method thereof
A photovoltaic power generation system and controller technology, applied in the direction of photovoltaic power generation, single-network parallel feeding arrangement, etc.
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[0043] Embodiment: a kind of bifurcation controller of photovoltaic grid-connected system based on DSP (see figure 1 ), characterized in that it includes a photovoltaic power generation system, an interface circuit and a DSP control unit; wherein, the photovoltaic power generation system and the interface circuit are bidirectionally connected, receive control signals from the interface circuit and provide sampling data for the interface circuit; the interface circuit It is bidirectionally connected with the DSP control unit, and the DSP control unit receives the sampling data of the interface circuit and provides a driving signal.
[0044] The photovoltaic power generation system (see figure 1 ) consists of a photovoltaic array, a DC / DC conversion unit, a DC / AC conversion unit, an output filter unit and a power grid; wherein, the input terminal of the DC / DC conversion unit receives the output current of the photovoltaic array, and its output terminal is connected to The inp...
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