一种新能源电力系统的发电协调控制方法和系统

By utilizing the Lagrange duality principle and dynamic control method in new energy power systems to calculate the optimal reactive power allocation weights, the problems of voltage oscillation and high network loss caused by multi-point regulation response mismatch are solved, thereby improving the accuracy and stability of global coordinated control.

CN122118928BActive Publication Date: 2026-07-17SHANDONG CHONGSHI ELECTRIC POWER TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SHANDONG CHONGSHI ELECTRIC POWER TECH CO LTD
Filing Date
2026-04-10
Publication Date
2026-07-17

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Abstract

本申请提供一种新能源电力系统的发电协调控制方法和系统，属于电力系统运行与控制技术领域，本申请同步获取节点电压偏差梯度与逆变器可调无功空间，经加权映射与归一化生成电压扰动矢量及增益矩阵。基于拉格朗日对偶原理，以网损最小化为目标求解各节点最优无功分配权值。随后将该权值转化为电流参考值，通过一阶惯性滤波匹配响应速度，并利用准比例谐振算法对电流误差进行补偿，最终生成PWM信号驱动逆变器协同动作，实现配电网电压稳定与发电协调。本申请实现了多点分布式电源调节步调一致，有效抑制了电压交互反馈震荡并降低全网损耗。
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