Photovoltaic system power generation power prediction device and method based on meteorological parameter and solar panel operation state parameter

The invention discloses a photovoltaic system power generation power prediction device and method based on a meteorological parameter and a solar panel operation state parameter. The device is characterized in that the device comprises a field data collection system and a master-control room data processing system, wherein the field data collection system comprises first to Nth monitoring units which have the same structure; each monitoring unit comprises a photovoltaic subarray which is connected with a combiner box; the combiner box is connected with an intelligent electric meter; the intelligent electric meter is connected with a monitor; the monitors of the first to Nth monitoring units are communicated through a wireless serial port module; the master-control room data processing system comprises a data receiving processor connected with a capture card; the capture card is connected with an industrial personal computer; the sensor of an aerometeograph is connected with a case; and the monitors of the fir