论文标题

一种基于开关状态控制器的最佳控制转换器的最佳控制转换器的新方法

A New Approach in Optimal Control of Step-Down Converters Based on a Switch-State Controller

论文作者

Sirat, Ali Parsa, Zendehdel, Niloofar

论文摘要

在本文中,使用基于On-Off Controller的最佳方法用于最佳控制DC-DC升压转换器。结果表明,基于线性平均模型的DC-DC转换器的常规控制器技术具有多个缺点,包括不同的操作模式,线性化问题和约束困难。使用单模式离散的状态空间模型,并实施了新的最佳方法策略来控制降低的DC-DC转换器。仿真结果证实,与最佳控制器相关的提出的DC-DC模型在控制面向负载变化,嘈杂输入和启动过程的DC-DC未固定开关模式转换器方面正常运行。

In this paper, an optimal approach based on on-off controller is used to optimally control a DC-DC step-down converter. It is shown that the conventional controller techniques of DC-DC converters based on a linearized averaging model have several drawbacks, including different operating mode, linearization concerns, and constraint difficulties. A single-mode discretize state-space model is used, and a new optimal approach policy is implemented to control a step-down DC-DC converter. The simulation results confirm that the proposed DC-DC model associated with the optimal controller functions properly in controlling a DC-DC unfixed switch-mode step-down converter that is facing load changes, noisy inputs, and start-up procedure.

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