Photovoltaic output regulating device and method

An embodiment of the invention provides a photovoltaic output regulating device and method and belongs to the technical field of photovoltaic equipment. The photovoltaic output regulating device comprises a photovoltaic battery component, a boosting module, a battery module, an inversion output module and a master control module, wherein the boosting module is connected with the photovoltaic battery component and the battery module, the battery module is connected with the inversion output module, the master control module is connected with the photovoltaic battery component, the boosting module and the inversion output module, and the inversion output module and the master control module are connected with an external load. The photovoltaic output regulating device has the advantages that the output power of the photovoltaic output regulating device is balanced with the power requirement of the external load in real time by the pre-control of the master control module, and accordingly the utilization rate of