design of ‘softer’ robust nonlinear control laws

... 92 5 Design of Micro Hard Disk Drive Servo Systems 93 5.1 Introduction 93 Trang 55.2 Design of a Microdrive Track Following Controller Using RPT Control 965.2.1 Design of the Controller ... Modeling of the Dual-stage Actuated HDD system 125 6.3 Design of the Dual-stage Actuated HDD Servo System 128 6.3.1 Design of the Microactuator Controller 130 6.3.2 Design of the VCM Controller ... two steps to the design of a CNF controller, i.e., design of a linear feedback law to yield a closed-loop system with a small damping ratio for a quick response, and design of a nonlinear feedback

Ngày tải lên: 15/09/2015, 22:15

... Some ofthe critical aspects of the design process which requirecoordination are: a Estimates of design slope and runoff volumes, selection of channel cross-sectional area, and location ofrequired ... location of existingstructures of utilities sur-e. Evaluation of technical and economic feasibility of alternative designs f. Refinement of the preliminary design to reflectthe results of more ... Theunpaved reaches of the channels immediately upstream ofcutoff walls in side channels, immediately downstream ofcutoff walls in side channels, and immediately down-stream of cutoff walls in main

Ngày tải lên: 30/04/2018, 09:19

... CHUẨN THIẾT KẾ ĐIỀU KHIỂN GIAO THƠNG ĐƢỜNG BỘBẰNG ĐÈN TÍN HIỆU Basic Standards for Design of Road Traffic Signal Control HÀ NỘI - 2018 Kiểm sốt q trình biên tập Lời nói đầu TCCS 24 : 2018/TCĐBVN ... CHUẨN THIẾT KẾ ĐIỀU KHIỂN GIAO THƠNG ĐƢỜNG BỘ BẰNG ĐÈN TÍN HIỆU Basic Standards for Design of Road Traffic Signal Control Phạm vi áp dụng Tiêu chuẩn quy định yêu cầu thiết kế điều khiển giao thông ... tốc – Bộ giao thông vận tải Hoa Kỳ (Manual on Uniform Traffic Control Devices – Federal Highway Administration – U.S Department of Transport, 2009 MUTCD-FHA 2013 Hướng dẫn sử dụng thiết bị điều

Ngày tải lên: 23/07/2022, 03:10

... performance analysis and design of linear plant/nonlinear instrumentation (LPNI) systems. The approach of QLC is based on the method of stochastic linearization, which reduces the nonlinearities of actuators ... QUASILINEAR CONTROL Performance Analysis and Design of Feedback Systems with Nonlinear Sensors and Actuators This is a textbook on quasilinear control (QLC). QLC is a set of methods for performance analysis ... linear and nonlinear dynamic systems, robust control, guidance and navigation, and intelligent control. His recent research activities are aimed at the development of a quasilinear control theory

Ngày tải lên: 23/03/2014, 15:20

... systems and a class of nonlinear time-delay systems with unknown virtual control coefficients/functions. The behavior of this class of control laws can be interpreted as the controller tries to ... strict-feedback nonlinear systems and a class of nonlinear time-delay systems with unknown virtual control coefficients/functions The behavior of this class of control laws can be ... Founded 1905 ROBUST ADAPTIVE CONTROL OF UNCERTAIN NONLINEAR SYSTEMS BY HONG FAN (BEng, MEng) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF ELECTRICAL & COMPUTER

Ngày tải lên: 17/09/2015, 17:20

... and Design of Distributed Intelligence Systems Alexander H Levis Department of Systems Engineering George Mason University Fairfax, VA 22030 Abstract Elements of a mathematical theory of distributed ... organization design as follows: In classical management theory, the key concept is that of division of labor A modern counterpart of that approach is the functional decomposition of tasks and ... any stage of processing, a set of options: different algorithms processing in different ways the same input to produce the same type of output Thus, the SA and RS stages of the role of Fig 3.2

Ngày tải lên: 07/11/2013, 09:15

... the topic of analysis and design of control systems An extensive bibliography to guide the student to further sources of information on control systems engineering is provided at the end of the ... but a representative sample of the many excellent references on analysis and design of feedback control systems and MATLAB Control Systems Anand, D.K., Introduction to Control Systems, 2nd ed., ... Maria E., Control System Design, Prentice Hall, Upper Saddle River, NJ, 2001 Grimble, Michael J., Industrial Control Systems Design, Wiley, New York, NY, 2001 Gupta, S., Elements of Control Systems,

Ngày tải lên: 01/01/2014, 18:43

... included to illustrate the performance of the robust control strategy. Keywords: robust adaptive controller, mobile manipulator 1 INTRODUCTION The design of intelligent, autonomous machines to ... boundedness of all tracking errors Block diagram of robust controller is shown in Fig 5 Trang 11Platform’s Robust ControllerManipulator Mobile Platform 1 v ) E (  pv k Kinematics Controller Coord. ... diagram of robust controller 4 CONTROL SYSTEM DEVELOPMENT The control system is based on the integration of computer and PIC-based microprocessor.The computer functions as high as high level control

Ngày tải lên: 06/04/2015, 10:36

... absolute value of the imaginary part of the LPRS J (ω) is a monotone decreasing function of frequency ω, as the sign of its derivative is negative For the proof of the monotonicity of ReJ (ω), let ... of the oscillation – as per assumption C) from a certain negative value to a positive value and measure the values of the constant term of the control u0(mean control) and the constant term of ... infinite frequency of switching of the relay and infinitely small amplitude of the oscillations at the system output However, the inevitable presence of parasitic dynamics (in the form of the actu-ator

Ngày tải lên: 01/07/2015, 09:37

... Appendices to Chapter 2 120 A.1 Proof of Proposition 2.1 120 A.2 Proof of Proposition 2.3 121 A.3 Proof of Proposition 2.5 122 B Appendices to Chapter 4 125 B.1 Proof of Proposition 4.2 125 ... Trang 1DESIGN OF MEDIUM ACCESS CONTROL TECHNIQUESFOR COOPERATIVE WIRELESS NETWORKS WANG YU NATIONAL UNIVERSITY OF SINGAPORE 2014 Trang 2DESIGN OF MEDIUM ACCESS CONTROL TECHNIQUESFOR ... media access control is asublayer of the data link layer as shown in Fig 1.1 Since medium access control andmedia access control are often used interchangeably, we use medium access control Trang

Ngày tải lên: 09/09/2015, 09:59

... special class of nonlinear systems, PWL systems, as many nonlinear systems can be approximated closely by PWL models. Two approaches are presented for the design of stabilizing control laws that ... Automatic Control, 35:814–824, 1990. [58] D. Q. Mayne and S. Rakovi´c. Model predictive control of constrained piecewise affine discrete-time systems. International Journal of Robust and Nonlinear Control, ... of the resulting robust control laws has a piecewise affine structure and can be explicitly determined off-line. However, both approaches propose a sub-optimal solution. MPC for Constrained Nonlinear

Ngày tải lên: 11/09/2015, 14:29

... Lyapunov Based Control Design 2 1.1.2 Adaptive Control and Backstepping 5 1.1.3 Control of Constrained Systems 8 1.1.4 Control of MEMs 10 1.2 Objectives, Scope, and Structure of the Thesis ... cancelling of the control gain function, but require additional assumptions on the rate of growth of the control gain function [44] Besides unknown control gainfunctions, it was shown that nonlinearly ... tech-of the system nonlinearities [132] However, in the above works on adaptive techniques of MEMs, explicit consideration of constraints has been neglected in control design, but instead, control

Ngày tải lên: 11/09/2015, 16:01

... Adaptive Neural Network Control of Nonlinear Systems 2 1.1.1 Neural Networks 2 1.1.2 Adaptive NN Control of Continuous-time Systems 7 1.1.3 Adaptive NN Control of Discrete-time Systems ... proposed andanalyzed to improve the robustness of the adaptive controllers, e.g., by applyingnormalization techniques in controller design and modification of adaptation lawsusing projection method [58], ... variations of radial basistype of activation functions In [2, 5, 4], one of the important character of MNN, thatMNN with one or more hidden layers is capable of approximating any continuousnonlinear

Ngày tải lên: 15/09/2015, 21:13

... the development of a hybrid control for marine control system will be addressed General concept of hybrid control and supervisory control are discussed The structure of marine control system is ... OF DOCTOR OF PHILOSOPHY DEPARTMENT OF CIVIL ENGINEERING NATIONAL UNIVERSITY OF SINGAPORE Trang 3First of all, I would like to thank my supervisor, Professor Quek Ser Tong, at the Department of ... Design 54 4.3.2 Controller Design 57 4.4 Controller for Transition from Autopilot to DP 57 4.5 Station Keeping – Positioning Mooring System 59 4.5.1 Observer Design 59 4.5.2 Controller Design

Ngày tải lên: 16/09/2015, 08:30

... ROBUST DESIGN OF MINIATURISED SPINDLE MOTORS FOR HARD DISK DRIVE GAO XIAN KE NATIONAL UNIVERSITY OF SINGAPORE 2002 ROBUST DESIGN OF MINIATURISED SPINDLE MOTORS ... edge length of square m = the overall mean of performance statistics mxi = the mean of performance statistics of x control factor at i level xvi List of Symbols n = number of experiment ... Survey of Robust Design Methodology 1.3.2 Survey of the Grey System Method and the Monte Carlo Method 12 1.4 Hard Disk Drive Technology 13 1.5 Scope of Work 17 1.6 Organization of Thesis

Ngày tải lên: 17/09/2015, 17:20

... function 6.2 Design of ARMA discrete filters The generalized Butterworth filter design procedure that was considered above for the design of AR filters could also be adopted for the design of ARMA ... filters is provided in [2] 3 NONLINEAR OPTICAL PROCESSES Nonlinear optics is the study of phenomena that occur as a consequence of the modification of the optical properties of a material under intense ... Trang 1DSP Approach to the Design of NonlinearOptical Devices Geeta Pasrija Department of Electrical and Computer Engineering, University of Utah, Salt Lake City, UT 84112, USA Email:

Ngày tải lên: 20/12/2015, 08:31

... Trang 2Design of Embedded Control SystemsTrang 3Design of Embedded Control SystemsMarian Andrzej Adamski Andrei Karatkevich and Marek Wegrzyn University of Zielona Gora, Poland Trang 4Design of embedded ... implementation of control algorithms, FPGA is accepted in majority ofcases Hierarchical Petri nets have been investigated by Andrzejewski andMiczulski, who prove their applicability to design of control ... that the problem of constructing a simple sequent tomaton with minimum number of rows is similar to that of the minimization au-of a system au-of Boolean functions in the class au-of DNFs known

Ngày tải lên: 08/03/2016, 11:22

... Trang 1AN ABSTRACT OF THE THESIS OF Eli Jeon for the degree of Master of Science in Mechanical Engineering presented on June 14, 2006 Title: Brake-Based Wheel Speed Control Design of a Rear Wheel ... turning The design of the SBS takes advantage of this kind of wheel motion by controlling the distribution of input drive torque via braking A previous OSU mini-Baja electronic traction control team ... in this case rear wheel speeds, are controllable According to control theory [4], the number of states that are controllable in a system is the rank of the controllability matrix Trang 24L w

Ngày tải lên: 23/02/2017, 22:03

... 1 - 2 Overview of the Program 1 Overview of the Program SAP2000 is a stand-alone finite-element-based structural program for the analysis and design of civil structures. It offers an intuitive, ... Property Type for Add area of the form. Scroll down the list of import options until you find Import Double Angle – see Figure 7. Single click on it. D. In the Click to area of the Frame Properties ... to read this manual on your computer screen. During the course of this tutorial, we will explore many of the basic fea- tures of SAP2000. Prepare to spend at least one hour going through this...

Ngày tải lên: 06/09/2012, 15:56

... 28 4.3 Simulation of a Model of the F8 Aircraft The purpose of this example is to illustrate the effects of multiple saturations on the directions of the controls and consequently ... advances in the theory concerning the design of control systems with multiple saturations. A systematic methodology is introduced to design control systems with multiple saturations ... the effects of multiple saturations present in a closed loop control system were studied extensively. In the presence of saturations the performance of a linear control system...

Ngày tải lên: 18/02/2014, 10:20