sliding mode control of switched mode power supplies

... for Switched Mode Power Supplies Hangseok Choi, Ph D Abstract - Negative feedback control is used in switched-mode power supplies to regulate the output at a desired value The optimum design of ... the current-mode control, where duty cycle is not directly controlled Instead, the peak of the inductor current is controlled by the output of the error amplifier For voltage-mode control, the ... magnitude of product of two transfer functions is equal to the sum of the decibel magnitude of individual terms Similarly, the phase of product of two transfer functions is equal to the sum of the

Ngày tải lên: 03/10/2017, 21:26

... 4Small Switch Mode Power Supplies Modification SecretsThis small switch mode power supplies modification worked superb Iteliminates your headache in solving many different types of power suppliesproblems ... would betough to repair the power supply The power IC and power FET in power supplies come with many different types of part numbers If you can’t locate either one of the partsthis mean you will ... it Save cost- In some power supplies the price of power IC and the powerFET can be quite expensive You no longer have to keep stock for varietypart numbers for power IC and power FET This modification

Ngày tải lên: 17/12/2019, 11:16

... optimal control of switched systems Theproblem of optimal control of switched autonomous systems was studied for aquadratic cost functional on an infinite horizon and a fixed number of switches ... Switching Control For optimal control problem of switched systems, the added flexibility of being able to switch between subsystems greatly increases the complexity of searching for anoptimal control ... Properties of the Controlled Multistage Systems 63 5.4 Optimal Control Models 66 5.5 Computational Approaches 68 5.6 Numerical Results 73 5.7 Conclusion 76 6 Optimal Control of Switched

Ngày tải lên: 29/05/2017, 12:01

... applications of Sliding Mode Controllers used in fish robot Most uses of Sliding Mode Controllers are in the fields of other robotics [12, 13], mechanical system [14, 15], or motor control [16, ... Adaptive Fuzzy Sliding Mode Control for Robotic Manipulators Proceedings of the 42nd IEEE Logic Based Tuning of Sliding Mode Controller for Robot Trajectory Control Proceedings of the 2001 IEEE, ... feasibility or the advantage of these proposed controllers Keywords: Dynamic modeling, Fish robot, Straight, Turning, Sliding mode controller, SMC, Fuzzy sliding mode controller, FSMC INTRODUCTION

Ngày tải lên: 10/02/2020, 03:31

... that of Edwards and Spurgeon [4] A well-documented book with some chapters on sliding mode control is that of Slotine and Li [23] A book containing a rigorous exposition of Sliding Mode Control ... we review some of the advantages of sliding mode control, pertaining to the robustness issue, and emphasize the need to familiarize the reader with the elements of sliding mode control Some simple ... most recent developments in Sliding Mode Control and Sliding Mode Observers, including the, so-called, second order and higher order sliding mode approach to, both, control and observation problems

Ngày tải lên: 05/11/2020, 10:07

... guidance ofProfessor Kang, Hee-Jun Since then, he has concentrated researches in nonlinear controlsystems, intelligent controls, terminal sliding mode controls, fault- tolerant controls, adaptivecontrols, ... 163 Trang 22List of Tables3.1 Parameters of the Mechanical Model 413.2 Selected Parameters of the Control Methods 425.1 Averaged tracking errors under the control signals of the control schemes ... Terminal Sliding Mode Control for 3.1 Introduction 31 Trang 153.2 Problem Formulations 32 3.3 Design Synthesis of The Control System 33 3.3.1 Design of IFOTSM Surface 33 3.3.2 Design of IFOTSMC

Ngày tải lên: 25/08/2021, 09:04

... linear control theory Adaptive control design cr With the aim of design an appropriate control for the nonlinear model (4) described in previous section, the control objectives and the control ... presence of V-I characteristic uncertainty 4.2 Limits of linear controller To illustrate the supremacy of the proposed nonlinear control strategy over traditional linear 20 Page 20 of 26 control ... Backstepping Based Control of PWM DC-DC Boost Power Converters, Int J Elec [5] ip t Power Eng 1(5) (2007) 479-485 H El Fadil and F Giri, Robust and Nonlinear Control of PWM DC-to-DC Boost Power Converters,

Ngày tải lên: 25/01/2022, 09:38

... using B-spline curve 18 Trang 9Chapter 4 ADAPTIVE SLIDING MODE CONTROLLER 254.1 Conventional Sliding Mode Controller 25 4.2 Adaptive Sliding Mode Controller 26 Chapter 5 SIMULATION AND RESULT ... 33 5.2 Adaptive Sliding Mode Control Test Plan 38 5.3 Result of simulation 42 5.3.1 Result of Multi-objective Optimal Path planning 42 5.3.2 Result of Adaptive Sliding Mode control 47 5.3.3 ... the distribution of the Pareto sets Then Adaptive Sliding Mode Controllers (ASMC) are constructed either to overcome the chattering phenomenon of the conventional sliding mode control technic

Ngày tải lên: 12/05/2022, 11:06

... the control input torque vector for the actuated parts of the joints; viii Up∈ Rh p: the control input torque vector for the passive parts of the joints satisfying Trang 94 Control Design4.1 Model-Based ... materials If any of the joint actuators of such a device fails, one degree of freedom of the system would be lost It is important, in these cases, that the passivefailed joint canstill be controlled ... discrete-state Markov process Notethat adaptive control method is one of the most popular techniques of nonlinear controldesign8 However, adaptive control for stochastic nonlinear mechanical dynamics

Ngày tải lên: 01/11/2022, 08:31

... robust control performance of adaptive back-stepping control and sliding-mode control, many combined adaptive backstepping and sliding mode control schemes have appeared Although good robust control ... back-stepping sliding mode control schemes are developed, which have been applied in uncertain systems [23] It introduces the sliding mode control in backstepping design to modify the last step of backstepping ... 𝑑⇀󳨀𝐹𝜑, (11) Evaluation of this torque involves expansion of the various powers of |⇀󳨀𝑅𝑐 + 󳨀⇀𝑟| using the binomial theorem and neglecting terms involving third and higher powers of |𝑟|/|𝑅𝑐| Let 𝑀𝑔

Ngày tải lên: 02/11/2022, 08:50

... ngược trên xe 8 CHƯƠNG 3 :THIẾT KẾ BỘ ĐIỀU KHIỂN 10 1 Fast Terminal Sliding Mode Control 10 2 Adaptive Sliding Mode Control of Inverted Pendulum 10 CHƯƠNG 4: MÔ PHỎNG 13 1.Xây dựng hệ mô hình ... vận tốc góc con lắc CHƯƠNG 3 :THIẾT KẾ BỘ ĐIỀU KHIỂN 1 Fast Terminal Sliding Mode Control ……… 2 Adaptive Sliding Mode Control of Inverted Pendulum Từ phương trình (5) ta có l(4/3(M +m)- mcos2x1) ... FAST TERMINAL AND ADAPTIVE SLIDING MODE CONTROL OF INVERTED PENDULUM Student name: Student ID: Class ID: HÀ NỘI, 7/2023 HANOI UNIVERSITY OF SCIENCE AND TECHNOLOGY School of Electrical and Electronic

Ngày tải lên: 08/04/2024, 12:53

... Trang 1011 III Control design of the PEM fuel cell system 3.1 Sliding mode control approach Sliding mode control is a nonlinear control method characterized by a suite of feedback control laws ... system modeling 6 2.1 PEM fuel cell 6 2.2 System modeling 7 III Control design of the PEM fuel cell system 11 3.1 Sliding mode control approach 11 3.2 Adaptive sliding mode control ... aim, a robust control scheme based on the second order sliding mode control is elaborated The control scheme is composed of an MPPT controller and pressure controller The pressure control was set

Ngày tải lên: 11/06/2024, 22:02

... rez, H.: Sliding Modes, -modulators, and Generalized Proportional Integral Control of Linear Systems Asian Journal of Control 5, 467475 (2003) A Generalized PI Sliding Mode and PWM Control 213 ... A Generalized PI Sliding Mode and PWM Control 211 PWM Control Trajectory Tracking for a Switched Heating Radiator System Consider the same fractional order switched model of the Electric Radiator ... Generalized PI Sliding Mode and PWM Control 207 and uav = 0.1803 av The modulation implementation of the average feedback controller for the switched system is simply accomplished by means of, e =...

Ngày tải lên: 01/07/2015, 09:18

... diagram of an SRM drive system used in motion control applications 1.2 Problem Definition A typical motion control system operates either in position control, velocity control or torque control mode ... an inner torque control loop The accuracy of the outer loop depends on the bandwidth and accuracy of the inner loop controller Hence, torque control is at the heart of a motion control system ... torque with prediction of the torque model derived from exponential flux-linkage model, variations of model coefficients are fitted with polynomials 48 2.13 Matching of measured static torque...

Ngày tải lên: 14/09/2015, 12:37

... K D Young, “Applications of sliding mode to constrained robot motion control, ” in Proc Amer Contr Conf., 1988, p 912 [9] M W Spong and M Vidyasagar, Robot Dynamics and Control New York: 1989 [10] ... Zhou, “Force/motion control of constrained robots using sliding mode, ” IEEE Trans Automat Cont., vol 37, no 5, May 1992, pp 668-672 [2] J J E Slotine and W Li, Applied Nonlinear Control Englewood ... force/motion control ofconstrained robots using sliding mode, ”IEEE Trans Automat Contr.,vol 39, p 179, Jan 1994 [2] N H McClamroch and D Wang, “Feedback stabilization and tracking of constrained...

Ngày tải lên: 12/10/2014, 08:30

... approximability of sliding mode control system Optimization 53, 641–654 (2004) A Comprehensive Analysis of Chattering 43 Appendices Proof of Theorem Step A There exists a sequence of time instants ... Nonlinear Control Systems, 3rd edn Springer, Berlin (1995) 21 Levant, A.: Sliding order and sliding accuracy in sliding mode control Int J Contr 66, 1247–1263 (1993) 22 Levant, A.: Higher order sliding ... Analysis of Second Order Sliding Mode Algorithms in the Frequency Domain IEEE Trans Aut Contr 49, 946–950 (2004) Boiko, I., Fridman, L.: Analysis of Chattering in Continuous Sliding- Mode Controllers...

Ngày tải lên: 01/07/2015, 09:18

... order sliding mode control IEEE Trans Aut Contr 43, 241–246 (1998) Fridman, L., Levant, A.: Higher order sliding modes In: Perruquetti, W., Barbot, J.P (eds.) Sliding Mode Control in Engineering Control ... condition of non-existence of periodic motion of finite frequency in a SM system (chattering) is therefore the condition of absence of points of intersection of the LPRS and of the real axis (except ... Analysis of Closed-Loop Performance for Sliding Mode Control Systems x0 = Ax0 + Bu0 ˙ Cx0 = 63 (27) In (27), u0 is the equivalent control The non-reduced-order model can be used for analysis of some...

Ngày tải lên: 01/07/2015, 09:37

... uniqueness of the sliding control law u∗ or existence of the equivalent control, moreover s is allowed to depend on t as well Often the sliding manifold is reached at points of a restricted part of it, ... weakening of the assumption f ∈ C is also possible Regularization of Second Order Sliding Mode Control Systems 15 Sliding Error Estimates In this section we consider sliding mode control systems ... first and second order sliding methods Regularization of Second Order Sliding Mode Control Systems First Order Approximability: Definitions and Results We consider sliding mode control problems x...

Ngày tải lên: 01/07/2015, 10:09

... achieve better control system performance under various control environments In the first part of the thesis, five different sliding mode control schemes are proposed (1) A sliding mode controller with ... by developing new sliding mode control schemes, integrating sliding mode control scheme with other control 11 CHAPTER INTRODUCTION strategies and applying sliding mode control schemes to real system ... acquisition of the equivalent control signals is imperative in the sliding mode control However, the existence of system perturbations prevents the possibility of direct acquisition of the equivalent control...

Ngày tải lên: 17/09/2015, 17:18

... Explanation of the sliding- mode control 28 Sliding Mode Control 2.2 Mathematical description Fig.4 displays the circuit used to make the analysis of sliding mode control of the inverter The power ... Series Active Power Filter with Sliding Mode Control 37 to achieve a mode of the sliding mode control in a certain range of a change of the output variable In order to be such a mode, the following ... point of view of the sliding mode control, 30 Sliding Mode Control it is good the value of U d to be chosen bigger Of course, the value is limited and has to be considered with the properties of...

Ngày tải lên: 20/06/2014, 04:20