At the same time, the coordinated control problem of multiple voltage and reactive power resources was fully considered. By establishing an optimal voltage control model, precise control of the power station voltage was achieved, significantly improving the coordinated control effect of photovoltaic energy storage power stations.
As the proportion of renewable energy infiltrating the power grid increases, suppressing its randomness and volatility, reducing its impact on the safe operation of the power grid, and improving the level of new energy consumption are increasingly important. For these purposes, energy storage stations (ESS) are receiving increasing attention.
Photovoltaic energy storage power station is a combined operation system including distributed photovoltaic system and energy storage system. The overall structure of a photovoltaic storage power station is shown in Figure 1. Figure 1. Photovoltaic energy storage power station.
Traditional coordinated control methods often struggle to cope with the complex and ever-changing operating conditions inside photovoltaic energy storage stations. This article ensures the rationality and effectiveness of the control strategy by setting the maximum limit of active power variation as a power constraint condition.
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The Power Conversion System (PCS) is the core component that connects the energy storage battery, solar energy, and the grid.
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