| 摘要 |
<p>The present invention relates to a device and a method for diagnosing power generation of a photovoltaic power generating system, capable of: comparing a predicted power generation quantity and an actual power generation quantity according to a temperature and insolation; and diagnosing photovoltaic power generation for smooth maintenance of the photovoltaic power generating system. The device of the present invention comprises: multiple photovoltaic power generating units including solar cell modules to convert solar energy to electric energy to be outputted; a photovoltaic power generation measuring unit which is installed in each of the photovoltaic power generating units to measure an atmosphere temperature and a solar cell module temperature, horizontal surface insolation, inclination surface insolation, and a power generation quantity; a photovoltaic power generation diagnosing unit to predict the power generation quantity of the photovoltaic power generating unit based on various information measured by photovoltaic power generation measuring unit, and compare the predicted power generation quantity and an actual power generation quantity to calculate a power generation maintaining rate of the photovoltaic power generating unit; and a photovoltaic power generation monitoring unit to receive the various information diagnosed by the photovoltaic power generation diagnosing unit through a network to monitor a power generation status, and supervision, diagnosis, analysis reports.</p> |
