The invention provides a virtual synchronous control method and device for a charging station to participate in power grid frequency modulation and a medium, and the method comprises the steps: firstly designing a virtual synchronous generator control architecture of the charging station, and further designing a model prediction control algorithm in combination with an adjustable power range of the charging station and an electric vehicle charging and discharging power response control strategy; virtual synchronous control is combined into the state space model, the instruction adjustment amount of a virtual synchronous control algorithm in frequency control is solved, and then frequency response is carried out by using the electric vehicle in the charging station to participate in power grid frequency modulation. And inertia support and frequency modulation response are provided for the micro-grid. According to the method, the frequency stability of micro-grid operation can be improved, the regulation potential of the charging station and the electric vehicle is excavated, and the method has a wide application prospect.
本发明提出了一种用于充电站参与电网调频的虚拟同步控制方法、设备及介质,首先设计充电站的虚拟同步发电机控制架构,结合充电站的可调控功率范围和电动汽车充放电功率响应控制策略,进一步设计模型预测控制算法,将虚拟同步控制结合到状态空间模型中去,求解频率控制中虚拟同步控制算法的指令调整量,进而利用充电站中的电动汽车进行频率响应,参与电网调频。为微电网提供惯量支撑和调频响应。本发明可以提高微电网运行的频率稳定性,以及挖掘充电站和电动汽车的调控潜力,具有广阔的应用前景。
Virtual synchronous control method and device for charging station participating in power grid frequency modulation, and medium
一种用于充电站参与电网调频的虚拟同步控制方法、设备及介质
2023-12-01
Patent
Elektronische Ressource
Chinesisch
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