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Updated: May 29, 2025

Three-dimensional Printing of Thermoplastic Materials to Create Automated Syringe Pumps with Feedback Control for Microfluidic Applications
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气动控制的FOPID控制器设计具有超低超越,快速响应和增强的稳固性

Yuxin He1, Aixiang Ma1, Yuehui Wang1

  • 1School of Mechanical and Electrical Engineering, China University of Mining & Technology, Beijing, 100083, China.

Scientific reports
|February 6, 2025
PubMed
概括

一个新的分数顺序比例积分导数 (FOPID) 控制器,使用混合基因算法-河马优化 (GAHO) 进行了优化,显著提高了气动控制的性能. 这种先进的控制器提高了工业系统的稳定性,准确性和效率.

关键词:
调整位器的调整位器分数顺序的比例积分导数 (FOPID) 控制器河马的优化优化系统识别系统识别系统

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PD Controller: Design01:26

PD Controller: Design

In automotive engineering, car suspension systems often employ Proportional Derivative (PD) controllers to enhance performance. PD controllers are utilized to adjust the damping force in response to road conditions. A controller, acting as an amplifier with a constant gain, demonstrates proportional control, with output directly mirroring input.
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Proportional-Derivative (PD) control is a widely used control method in various engineering systems to enhance stability and performance. In a system with only proportional control, common issues include high maximum overshoot and oscillation, observed in both the error signal and its rate of change. This behavior can be divided into three distinct phases: initial overshoot, subsequent undershoot, and gradual stabilization.
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PI Controller: Design01:24

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Proportional Integral (PI) controllers are a fundamental component in modern control systems, widely used to enhance performance and mitigate steady-state errors. They are particularly effective in applications such as automatic brightness adjustment on smartphones, where they excel at mitigating steady-state errors for step-function inputs. Unlike PD controllers, which require time-varying errors to function optimally, PI controllers leverage their integral component to address residual...
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Open and closed-loop control systems

Control systems are foundational elements in automation and engineering. They are broadly categorized into open-loop and closed-loop systems. These classifications hinge on the presence or absence of feedback mechanisms, significantly influencing the system's performance, complexity, and application.
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PID Controller01:19

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Proportional-Integral-Derivative (PID) controllers are widely used in various control systems to enhance stability and performance. In a thermostat, it adjusts heating or cooling based on the temperature difference between the actual and desired levels. They are often used in automotive speed systems, effectively managing sudden speed changes while maintaining a constant speed under varying conditions. On the other hand, PI controllers, commonly employed in voltage regulation, enhance stability...
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