Results 11 to 20 of about 31,142 (263)

Research on a hybrid controller combining RBF neural network supervisory control and expert PID in motor load system control

open access: yesAdvances in Mechanical Engineering, 2022
Considering the contradiction among the response speed, overshoot and stability of system when the motor load system adopts PID control, a control strategy combining RBF (Radial Basis Function) neural network supervisory control and expert PID control is
Hongliang Gao, Lang Xiong
doaj   +1 more source

PID Control Design Using AGPSO Technique and Its Application in TITO Reverse Osmosis Desalination Plant

open access: yesIEEE Access, 2022
Desalination plants have an important concern regarding controlling the permeate flow rate and pH during operability. This paper proposes the proportional integral derivative (PID) control design using modified Particle Swarm Optimization (PSO ...
Rajesh Mahadeva   +3 more
doaj   +1 more source

An AEFA-Based Optimum Design of Fuzzy PID Controller for Attitude Control Flywheel with BLDC Motor

open access: yesAerospace, 2022
A new method for optimizing the fuzzy PID controller, based on an artificial electric field algorithm (AEFA), is proposed in this paper, aiming at improving the stability indicator of the Brushless DC (BLDC) motor for the small satellite attitude control
Zhizhou Zhang, Yang Li
doaj   +1 more source

Performance Comparison of Control Strategies for a Variable-Thrust Solid-Propellant Rocket Motor

open access: yesAerospace, 2022
This paper deals with a performance comparison of the control algorithm for a variable-thrust solid-propellant rocket motor (VTSRM). To do this, we develop a simulation model of a VTSRM considering characteristic changes in the combustor and design ...
Jihyoung Cha   +1 more
doaj   +1 more source

Intelligent Traction Control Method Based on Model Predictive Fuzzy PID Control and Online Optimization for Permanent Magnetic Maglev Trains

open access: yesIEEE Access, 2021
Considering that the speed control system of the suspended permanent magnetic maglev train is more complicated and the parameters are more unstable than those of other trains, the traditional speed-tracking algorithm has large tracking errors, frequent ...
Yahui Liu, Kuangang Fan, Qinghua Ouyang
doaj   +1 more source

Towards intelligent PID control [PDF]

open access: yesAutomatica, 1992
Abstract Autotuners for PID controllers have been commercially available since 1981. These controllers automate some tasks normally performed by an instrument engineer. The autotuners include methods for extracting process dynamics from experiments and control design methods. They may be able to decide when to use PI or PID control.
Åström, K.J.   +3 more
openaire   +3 more sources

Research on speed control algorithm of coal mine local ventilator

open access: yesGong-kuang zidonghua, 2020
At present, coal mine local ventilator system mainly adopts conventional PID control algorithm to carry out frequency-conversion speed-regulation,but the conventional PID control parameter adjustment mainly relies on artificial experience, adjustment ...
DU Gang, MA Xiaoping, ZHANG Ping
doaj   +1 more source

Temperature Regulation of Hot Vapor Preservation Treatment of Litchi Based on PSO-Fuzzy PID

open access: yesApplied Sciences, 2023
In this paper, a control method was designed based on particle swarm optimization (PSO)–fuzzy PID (PSO-Fuzzy PID). In order to address the issues of significant nonlinearity and extensive hysteresis in the vapor temperature of litchi hot vapor ...
Hao Tang   +4 more
doaj   +1 more source

Simulation study of genetic fuzzy PID cascade control system for soy flour spray drying tower

open access: yesShipin yu jixie, 2022
Objective: This paper proposed a genetic fuzzy PID cascade control system. Methods: Taking the outlet temperature as the main control quantity and the inlet temperature as the secondary controlled quantity, a cascade control system was made.
TIAN Si-qing   +4 more
doaj   +1 more source

Adaptive Fuzzy Neural Network PID Algorithm for BLDCM Speed Control System

open access: yesMathematics, 2021
Because of its simple structure, high efficiency, low noise, and high reliability, the brushless direct current motor (BLDCM) has an irreplaceable role compared with other types of motors in many aspects. The traditional proportional integral derivative (
Hongqiao Yin   +4 more
doaj   +1 more source

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