Hybrid fuzzy sliding mode speed control for an electric vehicle drive. Compared with traditional smo, the sign function is replaced by a sigmoid. Comparative study of sliding mode speed and position. Sliding mode control for synchronous electric drives sergey e. Fpgabased implementation sliding mode control and nonlinear adaptive backstepping control of a permanent magnet synchronous machine drive.
Cascade second order sliding mode control for permanent. The smdo is used as a compensator to restrain the external disturbances and reduce the sliding mode control. It demonstrates the methodology of control design and the original algorithms of control and observation. Controller design for synchronous reluctance motor drive. This paper presents a simple sliding mode control strategy used for an electronic differential system for electric vehicle with two independent wheel drives. Pan and jing wu, journalapplied sciences, year2018, volume8. In that time, sliding mode control smc has continued to gain increasing importance as a. This paper present a speed hybrid fuzzy sliding mode control hfsmc of a permanent magnet synchronous motor pmsm to ensure the traction of an electric. The rotor position and speed are estimated with only measuring stator voltages and currents. May 01, 2019 this paper focuses on the current control of a permanent magnet synchronous motor pmsm for electric drives with model uncertainties and external disturbances.
Sliding mode control for synchronous electric drives taylor. Subbaram naidu and hoa nguyen, idaho state university this book, written by wellknown researchers in the field, presents the theory of sliding mode control systems with application to electrical motors and power. Firstly, an intelligent proportionalintegral ipi control strategy is designed for motor speed regulation. Ac servo drive, fuzzy inference, sliding mode control many studies and researches for the control of the ac abstract. The main arguments in favor of sliding mode control are order reduction. Many control methods are used for control of switch mode dc. Robust waveletneuralnetwork slidingmode control system. Mode observer for permanent magnet synchronous machine drive system. Cascade sliding mode control of a field oriented induction motors with varying parameters. From the viewpoint of the mathematical description of the synchronous motor it leads to its simplification. Outputfeedback sliding mode control for permanent magnet. Unlike linear control, switching sliding mode control does not replace the control system, but uses the natural properties of the control plant system effectively to ensure high control quality. A robust forced dynamic sliding mode minimum energy. The voltage equations of the three phase induction motor in synchronous.
This paper presents the design and implementation of a supertwisting algorithm secondorder sliding mode controller sosmc for a synchronous reluctance motor. Cyber physical systems, stability analysis, optimal control, sliding mode control, electric drives, roll to roll. In this study, a novel speed control algorithm that combines the model free adaptive discretetime integral terminal sliding mode control mfaditsmc method and nonlinear disturbance observer ndo is presented for a permanent magnet synchronous motor pmsm drive system. Sliding mode control of electromechanical systems mediatum. First, the dynamic mathematical model of the eps system is derived by the lagrangian dynamics. An extended kalman filter scheme for rotor resistance estimation is used. Pdf sliding mode control design principles and applications to. In this thesis, a novel sliding mode control strategy for mechanical systems with electric motors as actuators is proposed. An intelligent slidingmode speed controller for achieving favourable decoupling control and highprecision speed tracking performance of permanentmagnet synchronous motor pmsm drives is proposed. Permanent magnet linear synchronous motor drive design.
This is the first text that thoroughly describes the application of the highly theoretical control design approach to synchronous drives in practice. Abstract of research paper on electrical engineering, electronic engineering. Robust speed control of pmsm using sliding mode control. The chattering problem is tackled by including actuator. Jun 28, 2017 a digital signal processor dspbased intelligent sliding mode control smc is proposed for the position control of a sixphase permanent magnet synchronous motor pmsm drive system installed in an electric power steering eps system in this study. Mar 16, 2009 sliding mode sensorless control of direct drive pm synchronous motors for washing machine applications. Pan and jing wu, journalapplied sciences, year2018, volume8, pages2491.
The main phenomenon in vss is what so called sliding mode. Chatteringfree sliding mode observer for speed sens. The intelligent controller consists of a slidingmode controller smc in the feedback loop in addition to an online trained waveletneuralnetwork controller wnnc connected in parallel with the smc to construct a robust waveletneuralnetwork slidingmode controller rwnnsmc. Four sliding mode control laws are studied and compared for speed and position control. Electronics free fulltext modelfree hybrid control with. An adaptive fuzzy sliding mode control servo drive systems 5111. In this research, based on the ultralocal model, a novel compound model free control strategy with an intelligent proportionalintegral and supertwisting sliding mode control mfipistsmc strategy for permanent magnet synchronous motor pmsm drives is proposed. Permanent magnet synchronous motors are widely used in electric vehicles due to their inherent high power density, large torque to weight ratio, and high reliability and efficiency. Permanent magnet synchronous motors pmsms are widely used in low to midpower applications and high performance drives, e. Decoupled fuzzy sliding mode control for a synchronous. B cost functional minimizing sliding mode control design for a synchronous motor 109 c performance using multiphase converter. In continuation of that recent trends in sliding mode control is also discussed. In this published paper, however, only a pi controller was used. Modelfree adaptive discretetime integral terminal sliding.
Different from the conventional speed and current cascade control structure in the fieldoriented vector control, the new controller adopts the singleloop control structure, in which the speed and. The analysis, control and stabilization of switching converters are the main factors that need to be considered. Advanced control of synchronous reluctance machine drives core. In this study, a novel speed control algorithm that combines the model. Since the secondorder motion equation of the pmsm is used to improve the control performance, the speed derivative, which cannot be measured directly, is required. Adaptive fuzzy sliding mode control for electrical servo drive. Sliding mode control in electromechanical systems 2nd. Pdf a robust forced dynamic slidingmode minimum energy. The reliability of permanent magnet synchronous motor pmsm systems is very important in highprecision industrial drives. To achieve speed control requirements for the application, a novel sliding mode observer has been developed by applying the technique of feedback of the ldquoequivalent control. From the viewpoint of the mathematical description of the synchronous motor it.
In order to overcome uncertainty, sliding mode control smc, was developed. Higher school of technologyoujda, university of mohammed i, morocco. Nov 21, 2011 the book sliding mode control for synchronous electric drives is intended for graduated students and specialists on control theory and applications, particularly on sliding mode control smc of electrical drives. Pdf this paper deals with the basic concepts of sliding mode control of electric drives. In this dissertation report, a sliding mode controller is designed for an induction. Ibacksmc integral backstepping sliding mode control max maximum pmsm permanent magnet synchronous motor vss variable structure systems on sliding mode control smc, integral backstepping and fuzzy logic. Pdf adaptive fuzzy slidingmode control for pm synchronous. Introduction variable structure systems vss are a control theory appeared in the second half of the last century. Sliding mode control for synchronous electric drives by. Iet electric power applications research article model free adaptive discretetime integral terminal sliding mode control for pmsm drive system with disturbance observer issn 17518660 received on 26th november 2019 revised 18th april 2020 accepted on 5th may 2020 efirst on 2nd july 2020 doi.
Download for offline reading, highlight, bookmark or take notes while you read sliding mode control for synchronous electric drives. Drm099, sensorless pmsm vector control with a sliding mode. This paper proposes an adaptive and robust sliding mode control smc for the position control of interior permanent magnet synchronous motor ipmsm drives. Ryvkin 2019, trade paperback at the best online prices at ebay. Permanent magnet synchronous motor simulation sliding mode flux observer. In the real system, the structures and parameters of the sliding mode controller are required to change with the operating conditions and external environment in order to obtain satisfactory control performances in. To improve the performance of the pmsm current loop in terms of the speed of response, tracking accuracy, and robustness, a hybrid control strategy is proposed by combining the adaptive sliding mode control and sliding mode disturbance observer smdo. Semantic scholar is a free, aipowered research tool for scientific literature, based at the. Pdf in this paper, the same sliding mode controller with timevarying. The elec tric drives with sliding mode control have already been used in many applications. Dec 18, 2018 a novel speed control method based on sliding mode control and disturbance observer is studied for permanent magnet synchronous motor drives.
Electrical rotor angular speed fields angular speed. In a brief description, the book has eleven sections, for the following domains. Secondly, a supertwisting sliding mode control stsmc strategy is constructed based on the ultralocal model of pmsm. Sliding mode control for synchronous electric drives ebook written by sergey e.
In the pmsm servo systems, the unknown load torques will affect the control performance to a large extent. Sliding mode control for synchronous electric drives. Adaptive fuzzy sliding mode control for pm synchronous servo motor drives fi. Intelligent slidingmode position control using recurrent. Modelfree hybrid control with intelligent proportional. The book sliding mode control for synchronous electric drives is intended for graduated students and specialists on control theory and applications, particularly on sliding mode control smc of. A simplified sliding mode controlled electronic differential. To improve the robustness and assure excellent response speed, the mfaditsmc method is proposed and the. A robust forced dynamic sliding mode minimum energy position.
Sliding mode control provides insensitivity to parameter variations and disturbances. Simulation and research of controlsystem for pmsm based on. Sliding mode control for synchronous electric drives ryvkin, sergey e. Decoupled, fuzzy sliding mode control, permanent magnet synchronous motor, pulse width modulation. Digital simulation and analysis of sliding mode controller. However, disturbance or sensor fault may cause the performance degradatio.
To improve the robustness and assure excellent response speed, the mfaditsmc method is proposed and the designed process of a speed controller is divided into two steps. Sliding mode control design principles and applications to electric drives. Sliding mode control for synchronous electric drives ryvkin. This book is also valuable for undergraduate students, practicing engineers, and control designers, willing to pursue a deep. Pdf sliding mode control design principles and applications. Practical servo systems have parameter variations and external load disturbances. As a result, the transient responses and load disturbance responses were not satisfactory. Toward a feasible variable structure control design for a synchronous machine. Sdrebased integral sliding mode control for wind energy.
Sliding mode sensorless control of direct drive pm synchronous motors for washing machine applications. Apply sliding mode theory to solve control problems interest in smc has grown rapidly since the first edition of this book was published. Sosmc is an effective tool for the control of uncertain nonlinear systems since it overcomes the main drawbacks of conventional sliding mode control, that is, large control effort and chattering. Taking advantage of ridge regression algorithm, related parameters including rotational inertia and viscous. Robust speed controller design for permanent magnet. An improved slidingmode observerbased equivalentinput. In control systems, sliding mode control smc is a nonlinear control method that alters the dynamics of a nonlinear system by application of a discontinuous control signal or more rigorously, a setvalued control signal that forces the system to slide along a crosssection of the systems normal behavior. The basic concepts, mathematics, and design aspects of variablestructure systems as well as those with sliding modes as a principle operation mode are treated. Sliding mode control for synchronous electric drives 1st. Permanent magnet linear synchronous motor drive design based.
In this paper, an adaptive smo is employed to estimate the rotor speed and extended emf, a soft phase locked loop pll technology is used to estimate rotor position due to its strong robustness since under voltage phase unbalance or polluted and variable. This paper proposes an adaptive sliding mode observer smo for a lowspeed interior permanent magnet synchronous motor ipmsm drive. Sliding mode controller enhancement in pmsm speed control. Free master software users manual, freescale semiconductor, 2004. The control system is comprised of two control loops for the speed and the armature current control, where the command of the speed controller outer loop is the reference of the qcurrent controller inner loop that forms the cascade structure. Many control methods are used for control of switch mode dcdc converters and the simple and. Practically all semiconductor devices are used in power converters, that feed electrical motors, as power switches. Abstract this paper proposes a novel integral sliding mode control ismc scheme based. The statefeedback control law is not a continuous function of time. Adaptive sliding mode current control with sliding mode. Robust sliding mode control of permanent magnet synchronous. With suitable impressed current or eld oriented control 1,5, the. Adaptive slidingmode observer scheme for sensorless.
Vector controllers for pmsm drives used in motion control applications typically employ three pi controllers, one aimed at driving the direct axis stator current component to zero to keep the magnetic flux. The proposed method utilizes sliding mode control smc, invariant manifold theory, and disturbance observation technique. Jun 26, 2020 this paper proposes an integral sliding mode control that integrates a highgain observer hgo and a radial basis function neural network rbfnn for a permanent magnet synchronous motor pmsm with uncertainty. Synchronous motor drives based on sliding mode control. Index termssliding mode variable structure control, load. This paper presents novel robust sliding mode control methods for the fieldoriented control of permanent magnet synchronous motors. Further, the features of sliding mode control are discussed find, read and cite all the research. The intelligent controller consists of a slidingmode controller smc in the feedback loop in addition to an online trained waveletneuralnetwork controller wnnc connected in parallel with the smc to construct a robust waveletneuralnetwork slidingmode controller. Application sensorless pm synchronous motor vector control using mc56f80. When a vehicle drives along a curved road lane, the speed of the inner wheel has to be different from that of the outer wheel in order to prevent the vehicle from vibrating and travelling an unsteady path. Isie 97applied control of electrical drivesposition and speed sensorless control of.
Simulation results show that the proposed scheme can achieve accurate speedposition tracking in the presence of load disturbances and rotor resistance variation. A fast error free dynamic response is a primary concern in control systems. This paper presents a cascade secondorder sliding mode control scheme applied to a permanent magnet synchronous motor for speed tracking applications. The stability and convergence of this system is validated by using lyapunovs stability criteria. Synchronous motorsinduction motor drivesneural and fuzzy logic con. This second edition includes new results that have been achieved in smc throughout the past decade relating to both control design methodology and applications. Pdf sliding mode control for electrical drives researchgate. Decoupled fuzzy sliding mode control for a synchronous motor. The smdo is used as a compensator to restrain the external disturbances and reduce the sliding mode control gains. An adaptive law is introduced in the sliding mode current controller to improve the dynamic response speed of the current loop and robustness of the pmsm drive system to the existing parameter variations. Hgo and neural network based integral sliding mode control.
Forced dynamic control, sliding mode control, synchronous motor drives, minimum energy manoeuvres. By abdellatif reama, fateh mehazzem and arben cela. Nowadays ac motors, both synchronous and asynchronous motor plays a maj. This paper aims to investigate the speed regulation problem for permanent magnet synchronous motor pmsm servo systems subject to unknown load torque disturbances. The employment of neural networks with sliding mode control was investigated in the control of a linear drive with flexible transmission element. Research article supertwisting algorithm secondorder.
A simplified sliding mode controlled electronic differential for an electric vehicle with two independent wheel drives. A new sensorless fieldoriented control of direct drive permanentmagnet synchronous motors based on ldquosliding moderdquo has been studied and applied to domestic washing machine drives. The step response of the uncontrolled, free motion of system 3. Adaptive fuzzy slidingmode control for electrical servo drive.
This volume presents the theory of control systems with sliding mode applied to electrical motors and power converters. Lin and chiu developed an adaptation law to obtain the upper bound of uncertainties for an adaptive fuzzy sliding mode control system. Smc is an e ective and robust technology for parameter variation and external disturbance rejection. Sliding mode control for synchronous electric drives 1st edition s. Fpgabased implementation sliding mode control and nonlinear. Mfipistsmc strategy for permanent magnet synchronous motor pmsm drives is proposed. One of the most traditional controls applied to pmsm is the variable structure systems vss also known as sliding mode. Fractionala order sliding mode control for hybrid drive wind. Current sliding mode control with gainscheduled parameters. Secondly, a supertwisting sliding mode control stsmc strategy is. Robust waveletneuralnetwork slidingmode control system for.
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