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基于改进灰狼算法的LCL并网逆变器多目标模型预测控制

Multiobjective Model Predictive Control of LCL Grid-Connected Inverter Based on an Improved Gray Wolf Algorithm

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中文摘要

针对单相LCL并网逆变器电流谐波畸变、开关损耗大及动态响应不足的问题,本文提出了一种基于改进灰狼优化(IGWO)算法的多目标模型预测控制(MOMPC)方法。该方法建立了LCL逆变器数学模型,通过IGWO算法优化权重系数,在提升系统动态性能的同时,有效平衡了电流质量与开关损耗。

English Abstract

To address the challenges of high-current harmonic distortion, excessive switching losses, and less desirable dynamic response in the single-phase LCL grid-connected inverter, this article proposes a multiobjective model predictive control (MOMPC) method based on an improved gray wolf optimization (IGWO) algorithm. The proposed method first establishes the mathematical model of the LCL inverter an...
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SunView 深度解读

该技术直接服务于阳光电源的核心产品线——组串式及户用光伏逆变器。LCL滤波器是提升并网电能质量的关键,而模型预测控制(MPC)相比传统PWM控制具有更快的动态响应能力。通过引入改进灰狼算法(IGWO)优化多目标权重,可有效解决逆变器在复杂电网环境下的谐波抑制与损耗平衡难题,显著提升阳光电源逆变器在弱电网下的并网稳定性。建议研发团队在下一代高功率密度逆变器中引入此类智能优化算法,以降低对硬件滤波器的依赖,进一步提升产品效率与电网适应性。