Photovoltaic power station group control and group scheduling method and device for photovoltaic absorption and rural power grid transformation

• Main Authors: LI DONGMING, SHI CHANGJUN, QU BO, WANG XUEYING, YONG SUN-JIN, GAO YUAN
• Format: Patent
• Language: Chinese; English
• Published: 07.03.2023
• Subjects: CALCULATING; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS; COMPUTING; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; COUNTING; DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES; ELECTRICITY; GENERATION; PHYSICS; SYSTEMS FOR STORING ELECTRIC ENERGY; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTINGPURPOSES, NOT OTHERWISE PROVIDED FOR

The invention discloses a photovoltaic power station group control and group scheduling method relating to photovoltaic consumption and rural power grid reconstruction, and the method comprises the steps: building a model with the investment and installation cost, the operation environment cost, the electricity purchase annual cost, the operation and maintenance cost, the rural power grid loss cost and the photovoltaic consumption capability of a photovoltaic power station as objective functions; in order to achieve the lowest rural power grid system transformation cost, improve the photovoltaic consumption rate and further optimize the economical efficiency while a photovoltaic power station operates stably, a green-hair turtle algorithm is adopted to solve an optimization model, the algorithm can increase the diversity of solutions in the solving process, the phenomenon that the algorithm falls into a local optimal solution in the solving process is avoided, and the optimization efficiency of the photovolta