This study investigates the capacity configuration optimization of park-level wind-solar-storage microgrids, considering carbon emissions throughout the lifecycle. Firstly, this paper proposes a microgrid capacity configuration model, and secondly takes the shortest payback period as the. . In response to the adverse impact of uncertainty in wind and photovoltaic energy output on microgrid operations, this paper introduces an Enhanced Whale Optimization Algorithm (EWOA) to optimize the energy storage capacity configuration of microgrids. The objective is to ensure stable microgrid. . A two-layer optimization model and an improved snake optimization algorithm (ISOA) are proposed to solve the capacity optimization problem of wind–solar–storage multi-power microgrids in the whole life cycle. The study proposes a lifecycle carbon emission measurement model for park microgrids, which includes the calculation of carbon. .
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