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2023 | Book

Introduction Read chapter Read first chapter

Optimized Engineering Vibration Isolation, Absorption and Control

Authors: Wei Huang, Jian Xu

Publisher: Springer Nature Singapore

Book Series : Springer Tracts in Civil Engineering

Part of: Springer Professional "Wirtschaft+Technik" , Springer Professional "Technik" , Springer Professional "Wirtschaft"

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About this book

This book presents the research results of advanced vibration control technology, based on two types of typical equipment in industrial engineering of China: power equipment and vibration-sensitive equipment. The main contents of this book include optimized active control strategy research, semi-active control research that can track and equivalently achieve active control effects, refined analysis of active control based on finite element method, research on the impact of vibration isolator layout on vibration isolation performance, passive and active control research based on system freedom decoupling and load decoupling, realized passive and active control research using quasi-zero stiffness system based on positive and negative stiffness, intelligent sensors optimization deployment of plane and space structure, and related key technology application cases in engineering applications. This book provides useful references for engineers and researchers in industrial engineering and technical support for practitioners in the development of China's high-end industry.

Table of Contents

Frontmatter
Chapter 1. Introduction
Abstract
In this chapter, the background, purpose, and significance of the studies presented in this book are carried out, and the importance of vibration control for two types of industrial equipment, i.e., power equipment and sensitive equipment is indicated. Besides, single-stage and double-stage isolation system with passive, active and semi-active control strategies are studied by reviewing lots of literature, and some advanced vibration control techniques and artificial intelligence methods are studied, such as magnetorheological damper, dynamic vibration absorber, particle swarm optimization etc.
Wei Huang, Jian Xu
Chapter 2. Particle Swarm Optimization
Abstract
In this chapter, a new artificial intelligence optimization tool, a detailed introduction for particle swarm optimization (PSO) is presented here. The basic structure and the main characteristics of PSO algorithm and the multi-objective PSO (MOPSO) algorithm is described and elaborated, and some standard numerical examples for PSO and MOPSO are tested.
Wei Huang, Jian Xu
Chapter 3. Optimization of Passive Isolation Systems
Abstract
In this chapter, the transmissibility characteristics of single-stage and two-stage uncontrolled vibration isolation systems for power and sensitive equipment are studied by using MOPSO algorithm, and the damping ratio, mass ratio, frequency ratio and other parameters are investigated and the obtained gbest solution can perform an optimal design for single-stage and two-stage uncontrolled vibration isolation.
Wei Huang, Jian Xu
Chapter 4. Optimized Active Control for Equipment
Abstract
In this chapter, active control for power equipment and sensitive equipment are performed out by using proportional-integral-differential (PID) control, Linear Quadratic Regulator (LQR) control, Linear Quadratic Gaussian (LQG) control, H2/H∞ control, fuzzy logic control, and the controllers are optimized by PSO technique. Besides, active control based on multi-objective control output and multi-objective H2/H∞ control for the two types of equipment is also performed out by MOPSO technique.
Wei Huang, Jian Xu
Chapter 5. Semi-Active Control Tracking Active Control
Abstract
In this chapter, MRD semi-active control technology which can track the optimized active control is proposed. Firstly, an improved 6-segment cubic polynomial model is proposed for MRD, and an open-loop control strategy for MRD is also proposed. Based on this, nonlinear damping force tracking based on MRD is carried out including cubic nonlinear damping force, harmonic nonlinear damping force, and optimized active control force in Chap. 4, and the numerical results have confirmed the effectiveness of the proposed control strategy for power equipment and sensitive equipment.
Wei Huang, Jian Xu
Chapter 6. Vibration Control for Equipment-Structure
Abstract
In this chapter, the equipment-frame structure is used as a composite vibration system, and the TMD and ATMD control strategies are introduced to investigate the approaches to control power equipment-induced structural vibration and the vibration on sensitive equipment induced by pedestrian loads in the structure. Based on the MRD mechanical model and open-loop control strategy proposed in Chap. 5, the MRD is used to replace the active control system, and the SATMD control strategy to equivalently achieve the optimal ATMD control characteristics is developed.
Wei Huang, Jian Xu
Chapter 7. Passive and Active Control Using Refined FEM Analysis
Abstract
In this chapter, passive and active control using refined FEM analysis is performed out. Firstly, passive control using refined FEM analysis with single-stage and two-stage vibration isolation system is studied. Based on this, active control using refined FEM analysis is investigated, and a finite element calculation strategy for active control is proposed in FEM environment by using ANSYS. Followed by, additional base isolation, additional viscous damper, and additional active vibration control is adopted in the performance improvement for vibration isolation base.
Wei Huang, Jian Xu
Chapter 8. Decoupled Passive and Active Control
Abstract
In this chapter, decoupled passive and active control strategies are performed out. Firstly, four different arrangements of vibration isolators for vibration isolation base are investigated, Followed by, decoupling using counter coincidence of mass and stiffness and natural frequency decoupling with loaded mass by using double-chamber air spring are carried out. Based on this, a sensing-control-actuation system was introduced based on the air-floating passive control system decoupled from the load to achieve active control. Finally, a typical engineering example is introduced here, and a systematic research for the presented techniques in this chapter is carried out.
Wei Huang, Jian Xu
Chapter 9. Low Frequency Passive and Active Control Using Quasi-zero Stiffness
Abstract
In this chapter, low frequency passive and active control using quasi-zero stiffness is performed out. The principle of negative stiffness and quasi-zero stiffness approached by parallel positive and negative stiffnesses are investigated. Based on this, passive and active control based on quasi-zero stiffness are carried out and a low-frequency vibration control is achieved for micro-vibration control.
Wei Huang, Jian Xu
Chapter 10. Dynamic Vibration Absorption and Performance Optimization for Equipment, Floor and High-rise Building Structure
Abstract
In this chapter, the main system with damping and without damping of passive dynamic vibration absorption are studied firstly, and based on this, active dynamic vibration absorption using LQR control and PSO technique and semi-active dynamic vibration absorption using a MRD is proposed. Followed by, dynamic vibration absorption for floor structure using TMD and ATMD is proposed, and active control for ATMD is achieved in FEM. Subsequently, dynamic vibration absorption for 76-story benchmark structure using TMD and ATMD is also studied, and fluctuating wind speed field simulation using the DIT-FFT-WAWS method is adopted and the PSO is used for optimizing the control parameters.
Wei Huang, Jian Xu
Chapter 11. Optimal Sensors Deployment
Abstract
In this chapter, a probabilistic sensing model for sensor deployment is proposed firstly, and an improved discrete particle swarm optimization algorithm is developed for optimal sensor deployment (OSD) on planar structure and in spatial structure, and the numerical examples indicate that the gbest solution can obtain the OSD whether the sensors are uniform or combinational.
Wei Huang, Jian Xu
Metadata
Title
Optimized Engineering Vibration Isolation, Absorption and Control
Authors
Wei Huang
Jian Xu
Copyright Year
2023
Publisher
Springer Nature Singapore
Electronic ISBN
978-981-9922-13-0
Print ISBN
978-981-9922-12-3
DOI
https://doi.org/10.1007/978-981-99-2213-0

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