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Study on auto-disturbances-rejection AC adjustable speed based on speed sensorless direct torque control

Dai Juchuan,Wu Xinkai,Wen Li

Strategic Study of CAE 2009, Volume 11, Issue 4,   Pages 91-95

Abstract:

In direct torque control system, the PID controller is often adoptedWhen disturbances are thrown to the motor, a long time is taken to renew the motor to steady state.In this paper, new auto-disturbance-rejection controller (ADRC) is introduced into direct torque controlperformance difference is analyzed between PID controller and ADRC in speed sensorless direct torque controlresults show that the AC speed adjustable system has speedier response performance, stronger disturbance-rejection

Keywords： direct torque control     active disturbances rejection control     speed observer     speed sensorless     induction    

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Unified power quality conditioner based on a three-level NPC inverter using fuzzy control techniquesfor all voltage disturbances compensation

Salim CHENNAI,M-T BENCHOUIA

Frontiers in Energy 2014, Volume 8, Issue 2,   Pages 221-239 doi: 10.1007/s11708-014-0317-7

Abstract: This paper presents a novel and efficient control scheme for unified power quality conditioner (UPQC)The proposed UPQC is capable of mitigating source current harmonics and compensate all voltage disturbancesIt is designed by the integration of series and shunt active filters (AFs) sharing a common DC bus capacitorThe synchronous reference frame (SRF) theory is used to get the reference signals for shunt active powerterms of power factor correction, mitigation of voltage or current harmonics and all other voltage disturbances

Keywords： conditioner (UPQC)     current harmonics mitigation     fuzzy logic controller     voltage disturbance compensation     shunt activefilter     series active filter     power quality energy improvement    

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System construction of a four-side primary permanent-magnet linear motor drive mechanical press

Jintao LIANG, Zhengfeng MING, Peida LI

Frontiers of Mechanical Engineering 2020, Volume 15, Issue 4,   Pages 600-609 doi: 10.1007/s11465-020-0597-z

Abstract: The entire press control system is constructed to realize various flexible forming processes.The control system scheme is determined in accordance with the mathematical model of PPMLM, and activedisturbance rejection control is implemented in the servo controller.Then, a press prototype with 6 kN nominal force is fabricated, and the hardware platform of the control

Keywords： mechanical press     direct drive     primary permanent-magnet linear motor (PPMLM)     servo system     active disturbancerejection control (ADRC)     prototype experiment    

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anAMBsuspended energy storage flywheel platform under characteristicmodel based all-coefficient adaptive control None

Xujun LYU, Long DI, Zongli LIN

Frontiers of Information Technology & Electronic Engineering 2019, Volume 20, Issue 1,   Pages 120-130 doi: 10.1631/FITEE.1800606

Abstract:

A characteristic model based all-coefficient adaptive control law was recently implemented on an experimentalSuch a control law is an intelligent control law, as its design does not rely on a pre-established mathematicalExtensive numerical simulations and experimental results indicated that this intelligent control lawoutperforms a μ-synthesis control law, originally designed when the experimental platform wasrobustness with respect to plant uncertainties, external disturbances, and time delay.

Keywords： Intelligent control     Robustness     Uncertainty     Disturbance rejection     Active magnetic bearings     Energy storage    

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Semi-active vibration control using piezoelectric actuators in smart structures

Jinhao QIU, Hongli JI, Kongjun ZHU

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 3,   Pages 242-251 doi: 10.1007/s11465-009-0068-z

Abstract: smart structures, have many outstanding advantages for sensors and actuators, especially in vibration controlSemi-active vibration control based on state switching and pulse switching has been receiving much attentionIn this review article, the principles of the semi-active control methods based on switched shunt circuit, including state-switched method, synchronized switch damping techniques, and active control theory-basedMoreover, the future directions of research in semi-active control are also summarized.

Keywords： smart structure     semi-active method     vibration control     piezoelectric actuator    

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Disturbance rejection via iterative learning controlwith a disturbance observer for active magnetic bearing None

Ze-zhi TANG, Yuan-jin YU, Zhen-hong LI, Zheng-tao DING

Frontiers of Information Technology & Electronic Engineering 2019, Volume 20, Issue 1,   Pages 131-140 doi: 10.1631/FITEE.1800558

Abstract:

Although standard iterative learning control (ILC) approaches can achieve perfect tracking for activemagnetic bearing (AMB) systems under external disturbances, the disturbances are required to be iteration-invariantdisturbances that are in different channels from the control inputs.Using only output feedback, the proposed control approach estimates and attenuates the disturbances inSimulation and comparison studies demonstrate the superior tracking performance of the proposed control

Keywords： Active magnetic bearings (AMBs)     Iterative learning control (ILC)     Disturbance observer    

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Semi-active fuzzy control of Lali Cable-Stayed Bridge using MR dampers under seismic excitation

Sajad JAVADINASAB HORMOZABAD, Amir K. GHORBANI-TANHA

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 3,   Pages 706-721 doi: 10.1007/s11709-020-0612-9

Abstract: Seismic control of cable-stayed bridges is of paramount importance due to their complex dynamic behaviorIn the present study, several semi-active Fuzzy Control Algorithms (FCAs) for vibration mitigation ofThe performance of fuzzy control systems is also compared with a sky-hook and a passive-on system.Moreover, the sensitivity of efficiency of control systems to the peak ground acceleration is evaluatedTherefore, the results can be regarded as a general guide to design semi-active fuzzy control systems

Keywords： semi-active control     Fuzzy Control Algorithm     cable-stayed bridge     MR damper     Lali Bridge    

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H∞ control in the frequency domain for a semi-active floor isolation system

Yundong SHI, Tracy C BECKER, Masahiro KURATA, Masayoshi NAKASHIMA

Frontiers of Structural and Civil Engineering 2013, Volume 7, Issue 3,   Pages 264-275 doi: 10.1007/s11709-013-0214-x

Abstract: Semi-active control with an control was adopted for the floor isolation system and a new input shapingA series of shake table tests for a semi-active floor isolation system using rolling pendulum isolatorsand a magnetic-rheological damper were performed to validate the control.Passive control using an oil damper was also tested for comparison.The control algorithm proved to be more advantageous than passive control because of its capacity to

Keywords： semi-active     floor isolation     H∞ control     MR damper     shaping filter     shaking table    

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High-bandwidth nanopositioning via active control of system resonance

Linlin LI, Sumeet S. APHALE, Limin ZHU

Frontiers of Mechanical Engineering 2021, Volume 16, Issue 2,   Pages 331-339 doi: 10.1007/s11465-020-0619-x

Abstract: To overcome this issue, a variety of open- and closed-loop control techniques that commonly combine dampingThe integral resonant control (IRC) has been reported earlier to demonstrate the significant performanceThe IRC damping control is augmented with a standard integral tracking controller to improve positioningAnd both damping and tracking control parameters are analytically optimized to result in a ButterworthIt is shown that by employing the active resonance shifting, the closed-loop positioning bandwidth is

Keywords： nanopositioning stage     high-bandwidth     resonant mode control     tracking control     integral resonant control    

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Advances in Active Suspension Systems for Road Vehicles

Min Yu,Simos Evangelou,Daniele Dini,

Engineering doi: 10.1016/j.eng.2023.06.014

Abstract: Existing review papers on ASSs mainly cover dynamics modeling and robust control; however, the gap betweencomprehensively reviews advances in ASSs for road vehicles, with a focus on hardware structures and controlbody control (ABC) and Audi predictive active suspension; novel concepts that could become alternativecandidates are also introduced, including series active variable geometry suspension, and the activeIn terms of control strategies, the development of future ASSs aims not only to stabilize the chassis

Keywords： Active suspension     Vehicle dynamics     Robust control     Ride comfort     Chassis attitude    

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Performance of PI controller for control of active and reactive power in DFIG operating in a grid-connected

Azzouz TAMAARAT,Abdelhamid BENAKCHA

Frontiers in Energy 2014, Volume 8, Issue 3,   Pages 371-378 doi: 10.1007/s11708-014-0318-6

Abstract: The objective of this work is to present the modeling and control strategy of a grid connected wind powerand simulation of a wind turbine driven DFIG in the second mode of operating (the wind turbine pitch controlIt will introduce the vector control, which makes it possible to control independently the active andreactive power exchanged between the stator of the generator and the grid, based on vector control conceptfor some optimization criteria (energy efficiency and the robustness of the control).

Keywords： wind power     doubly fed induction generator (DFIG)     vector control     active power     reactive power     maximum power    

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Model and algorithm for satellite’s active temperature control loop design

Li Yunze,Yang Juan,Ning Xianwen,Wang Xiaoming,Shi Xiaobo

Strategic Study of CAE 2008, Volume 10, Issue 7,   Pages 48-50

Abstract:

Electrical heater is an important type of active thermal control methodsA dynamical equation of its control object's transient temperature change is established throughThe heating power demand calculation models at different temperature control models have been developedAn active heating loop design example, which is included at the end of this paper, shows that the equationsdeveloped above can be used conveniently in satellite's active thermal control system designing

Keywords： satellite     active thermal control     active temperature control loop     model and algorithm    

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A simple digital control algorithm for three phase shunt active filter: simulation and experimentation

Subbaraman SRINATH, Chandan KUMAR, M. P. SELVAN

Frontiers in Energy 2014, Volume 8, Issue 1,   Pages 119-128 doi: 10.1007/s11708-013-0288-0

Abstract: A novel and simple control algorithm using digital signal processor (DSP) has been proposed and realizedfor a three phase shunt active filter (SAF).This reduces the computational complexity and makes the control flexible and faster.MATLAB/SIMULINK while DSP TMS320LF2407 is employed in the digital implementation of hysteresis current control

Keywords： shunt active filter (SAF)     power quality     voltage source inverter (VSI)     digital signal processor (DSP)    

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A low power consumption control scheme: application to a piezostack-based active mount

T. LOUKIL, O. BAREILLE, M. N. ICHCHOU, M. HADDAR

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 4,   Pages 383-389 doi: 10.1007/s11465-013-0274-6

Abstract:

Piezostack-based active mounts have shown great efficiency for vibration control in a wide frequencyIn this paper, we investigate the performances of the global semi-active control strategy presented byIchchou et al. [ ] for a control system consisting of an active mount and a supported mass.Consequently, energy needs are reduced versus good control performances comparable to those of the activecontrol based on the negative velocity feedback.

Keywords： hybrid mount     energy     control     piezoelectric     harvesting    

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Self-Powered Active Vibration Control: Concept, Modeling, and Testing Article

Jin-Yang Li, Songye Zhu

Engineering 2022, Volume 11, Issue 4,   Pages 126-137 doi: 10.1016/j.eng.2021.03.022

Abstract:

Despite their superior control performance, active vibration control techniques cannot be widely usedAs an innovative solution to this problem, an unprecedented self-powered active vibration control systemA self-powered actively controlled actuator was designed and applied to a scaled active vibration isolationThe setup and control strategy of the proposed system can be readily extended to diversified active vibrationcontrol applications in various engineering fields.

Keywords： Self-powered active vibration control     Energy harvesting     Skyhook control     Power equilibrium     Smart control    

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Title Author Date Type Operation

Study on auto-disturbances-rejection AC adjustable speed based on speed sensorless direct torque control

Dai Juchuan,Wu Xinkai,Wen Li

Journal Article

Unified power quality conditioner based on a three-level NPC inverter using fuzzy control techniquesfor all voltage disturbances compensation

Salim CHENNAI,M-T BENCHOUIA

Journal Article

System construction of a four-side primary permanent-magnet linear motor drive mechanical press

Jintao LIANG, Zhengfeng MING, Peida LI

Journal Article

anAMBsuspended energy storage flywheel platform under characteristicmodel based all-coefficient adaptive control

Xujun LYU, Long DI, Zongli LIN

Journal Article

Semi-active vibration control using piezoelectric actuators in smart structures

Jinhao QIU, Hongli JI, Kongjun ZHU

Journal Article

Disturbance rejection via iterative learning controlwith a disturbance observer for active magnetic bearing

Ze-zhi TANG, Yuan-jin YU, Zhen-hong LI, Zheng-tao DING

Journal Article

Semi-active fuzzy control of Lali Cable-Stayed Bridge using MR dampers under seismic excitation

Sajad JAVADINASAB HORMOZABAD, Amir K. GHORBANI-TANHA

Journal Article

H∞ control in the frequency domain for a semi-active floor isolation system

Yundong SHI, Tracy C BECKER, Masahiro KURATA, Masayoshi NAKASHIMA

Journal Article

High-bandwidth nanopositioning via active control of system resonance

Linlin LI, Sumeet S. APHALE, Limin ZHU

Journal Article

Advances in Active Suspension Systems for Road Vehicles

Min Yu,Simos Evangelou,Daniele Dini,

Journal Article

Performance of PI controller for control of active and reactive power in DFIG operating in a grid-connected

Azzouz TAMAARAT,Abdelhamid BENAKCHA

Journal Article

Model and algorithm for satellite’s active temperature control loop design

Li Yunze,Yang Juan,Ning Xianwen,Wang Xiaoming,Shi Xiaobo

Journal Article

A simple digital control algorithm for three phase shunt active filter: simulation and experimentation

Subbaraman SRINATH, Chandan KUMAR, M. P. SELVAN

Journal Article

A low power consumption control scheme: application to a piezostack-based active mount

T. LOUKIL, O. BAREILLE, M. N. ICHCHOU, M. HADDAR

Journal Article

Self-Powered Active Vibration Control: Concept, Modeling, and Testing

Jin-Yang Li, Songye Zhu

Journal Article