DETERMINATION DEVICE AND DETERMINATION METHOD

• Main Authors: NAKAGAWA KAZUMI, ASAO YOSHIHISA, MATSUSHITA TOMOHISA, TANIMURA KOTARO
• Format: Patent
• Language: English; Japanese
• Published: 13.12.2021
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRA-REDRADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, E.G. USINGPHOTOVOLTAIC [PV] MODULES; MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; SYSTEMS FOR STORING ELECTRIC ENERGY; TESTING

To realize a more excellent function in a system capable of determining a state of a photovoltaic power generation system.SOLUTION: A determination device is a determination device used for a photovoltaic power generation system including a plurality of power converters, and a plurality of power generation sections including solar cell panels are electrically connected to the power converter. The determination device comprises: an acquisition section for acquiring measurement information including at least one of a current measurement result and a voltage measurement result of each power generation section; and a determination section that performs determination processing for determining an operational state of at least one power converter of the plurality of power converters on the basis of the plurality of pieces of measurement information acquired by the acquisition section.SELECTED DRAWING: Figure 8 【課題】太陽光発電システムの状態を判定可能なシステムにおいて、より優れた機能を実現する。【解決手段】判定装置は、複数の電力変換装置を備える太陽光発電システムに用いられる判定装置であって、太陽電池パネルを含む複数の発電部が前記電力変換装置に電気的に接続され、各前記発電部の電流の計測結果および電圧の計測結果の少なくともいずれか一方を含む計測情報を取得する取得部と、前記取得部によって取得された複数の前記計測情報に基づいて、前記複数の電力変換装置のうちの少なくともいずれか１つの前記電力変換装置の動作状態を判定する判定処理を行う判定部とを備える。【選択図】図８