robust and nonlinear control

... mechanism, and further exploration of servo control techniques.This thesis begins with an investigation of some robust linear and nonlinear controltechniques for servo system design First, the Robust and ... into a robust control framework Based on this idea, atrack following controller is designed using the Robust and Perfect Tracking (RPT) controltechnique with an integral enhancement and nonlinearity ... composite nonlinearfeedback (CNF) control technique Trang 292.2 Robust and Perfect Tracking ControlFor easy reference, we recall in this section the robust and perfect tracking (RPT) controltechnique,

Ngày tải lên: 15/09/2015, 22:15

... Vrabie, K Vamvoudakis and F Lewis Volume 83 Robust and Adaptive Model Predictive Control of Nonlinear Systems M Guay, V Adetola and D DeHaan Volume 84 Nonlinear and Adaptive Control Systems Z Ding ... Analysis and Design of Reset Control Systems Y.Guo, L Xie and Y Wang Volume 95 Modelling Control Systems Using IEC 61499, 2nd Edition R Lewis and A Zoitl Trang 4Robust and AdaptiveModel Predictive Control ... Trang 2IET CONTROL, ROBOTICS AND SENSORS SERIES 83Robust and Adaptive Model Predictive Control of Nonlinear Systems Trang 3Volume 8 A History of Control Engineering, 1800–1930

Ngày tải lên: 14/05/2018, 13:24

... Xie, and C E de Souza, “Robust control of a class of uncertain nonlinear systems,” Systems & Control Letters, vol 19, no 2, pp 139–149, 1992 15 Y.-Y Cao, Y.-X Sun, and C Cheng, “Delay-dependent robust ... a predictive control algorithm was proposed for linear systems with input constraints Recently, incontinuous control techniques such as impulsive control and piecewise feedback control have attracted ... intermittent control, and some exponential stability criteria are established Finally, some conclusions and remarks are drawn in Section Problem Formulation and Preliminaries Consider a class of nonlinear

Ngày tải lên: 21/06/2014, 06:20

... Research Mechanisms of HIV non-progression; robust and sustained CD4+ T-cell proliferative responses to p24 antigen correlate with control of viraemia and lack of disease progression after long-term ... forward and reverse primers were aligned with the reference strain HIV-1 HXB2. Host genetic typing Methods for HLA and chemokine receptor polymor- phisms [30] and toll-like receptor (TLR) and FcγRIIA ... C64, and C53), while restriction toward a narrow CTL specificity was observed in patients that eventually lost control of viraemia (C122 and possibly C13). The SBBC non-progressors C49 and C64

Ngày tải lên: 13/08/2014, 05:21

... four loops for attitude control and guidance This control design is complicated with coupling between attitude and position control loops and high computation load The control algorithm in [7] ... mini-UAV: Modeling and embedded control of the attitude in American Control Conference R L a J E S Salazar-Cruz (2009) Stabilization and nonlinear control for a novel tri-rotor mini-aircraf Control Engineering ... the tri-rotor dynamics and the synthesized controllers The simulation results have shown the good performance of control system in take off, hover and landing modes with control parameters such

Ngày tải lên: 28/06/2021, 08:58

... + αˆ r = αr and Rˆ λ = Rs + M µ αˆ r , in which Rˆ r Rr Rr = + , Lr Lr Lr (37) where xˆi and zˆ j are the estimation of xi and zj for i ∈ {1, 2} and j ∈ {1, 2} and Gx1 , Gx2 , Gz1 and Gz2 are ... into slow and fast subsystems of lower order described in separate time-scales, which greatly simplify their structural analysis and any subsequent control design Then, the control (and/or observer) ... fast state, u ∈ p is the control input and ε is a small positive parameter such that ε ∈ [0, 1] fx and fz are assumed to be bounded and analytic real vector fields, and we consider a vector of

Ngày tải lên: 25/01/2022, 09:13

... Wilson, and D Stokes, Flexible Robot Dynamics and Controls Springer, London, 2002 [202] R D Robinett and D G Wilson, Nonlinear Power Flow Control Design: Utilizing Exergy, Entropy, Static and Dynamic ... Stability, and Lyapunov Analysis Springer, London, 2011 [203] J.-J E Slotine and W Li, Applied Nonlinear Control Prentice-Hall, NJ, 1991 [204] A E Bryson and Y.-C Ho, Applied Optimal Control–Optimization, ... Estimation, and Control Hemisphere Publishing Corporation, 1975 [205] R D Robinett and D G Wilson, “Exergy and irreversible entropy production:thermodynamic concepts for nonlinear control design,”

Ngày tải lên: 28/10/2022, 02:30

... of these SP subjects to control HIV infection and that these parameters may not be sustained forever Examining host and viral parameters in SPs before and after loss of control, provides an opportunity ... spontaneous immunological and virological control Here we determined the frequency of SP subjects who showed loss of HIV control within our Canadian Cohort of HIV+ Slow Progressors and identified the ... transcriptional analysis on peripheral blood from these later subjects, before and after loss of control, to identify and validate biomarkers and predictive factors associated with disease progression in HIV-infected

Ngày tải lên: 04/12/2022, 16:06

... III = Seeding and planting, IV = Geotextiles and mats, V = Terracing Based on equation 3 above, the recommended best control measure for controlling erosion due to land clearing and when the area ... addition to flow control and pollution removal The application of BMPs facilities involves a variety of stakeholders in both the public and private arenas and therefore their development and design ... in erosion and sediment control The criteria that have been adopted in this study were illustrated in Figure 1 below Trang 3Figure 1 Erosion and sediment control criterion 3 Materials and methods

Ngày tải lên: 05/09/2013, 16:11

... the IF stage disappears and the SA and TP stages can be merged into a single SA stage Finally, if there are no command inputs, then the CI Stage disappears and the TP and RS stages can be merged ... presented and used to model and design systems that have to meet stringent structural requirements The formalism of Petri Nets and Colored Petri Nets is used to depict intelligent nodes and the ... Interactions Between Roles It was shown in Figs 3.2 and 3.3 that a role can only receive inputs at the SA, IF, and CI stages, and produce outputs at the SA and RS stages These conditions lead to the set

Ngày tải lên: 07/11/2013, 09:15

... hierarchical control systems: controller at the top of the system, controls the process as a whole; controllers at the bottom control the subprocesses, the latter should be coordinated On the other hand, ... making a feedforward controller, and Closed-Loop-Controller (CLC), or a feedback compensation controller OLC is designed to generate a control input applied to the plant (G) to be controlled Operation ... engineering, algebra, and control theory, and it gives foundations for multiresolutional (multiscale) knowledge organization and processing The principle of Nested Hierarchical Control is discussed

Ngày tải lên: 14/12/2013, 12:15

... and extended Trang 6168 INTELLIGENT AND AUTONOMOUS CONTROL This definition of an expert controller is vague and unprecise Elements of expert control are, in fact, found in many conventional control ... found in many conventional control systems, and to a much higher extent in adap- tive control systems In adaptive control it is attempted to automate mod- eling and control system design Modeling ... include an experienced control engineer in the control loop and to provide him with a toolbox consisting of algorithms for control, identification, measurement, monitoring, and control design A strong

Ngày tải lên: 14/12/2013, 12:15

... ARTIFICIAL INTELLIGENCE PLANNING AND CONTROL THEORY: ANALOGY AND RELATIONSHIPS Relationships and an extensive analogy between AI planning and control system architectures and concepts are developed ... and discuss an extensive analogy between AI planning and control system architectures and concepts In the process, a foundation of fundamental concepts in AI planning systems based on their control ... dynamic, and time critical environments is not nearly as well developed as the mathematical theory of systems and control In this Chapter relationships, and a detailed analogy between Al planning and

Ngày tải lên: 14/12/2013, 12:15

... White and Donald Sofege, editors, Handbook of Intelligent Control Van Nostrand, 1992 (to appear) [20] C.C Lee and H.R Berenji An intelligent controller based on Trang 21 Fuzzy AND NEURAL CONTROL ... for hovering control: If the body pitches, then control the longitude in reverse Trang 11 Fuzzy AND NEURAL CONTROL 225 The helicopter is inherently unstable and the helicopter control prob- ... originated by the work of Tsetlin [36] and further developed by the work of Narendra and Thathachar (25], Narendra and Lakshmivarahan [24], and Mendel and McLaren [22] in control engineering Since reinforcement

Ngày tải lên: 14/12/2013, 12:15

... and compared to traditional control approaches such as gain scheduled robust and adaptive control, as well as to earlier learning control paradigms The discussion and examples that follow will ... poorly modeled nonlinear dynamical behavior These include gain scheduled robust, adaptive, and "manual learning” techniques The relationships between these approaches and the learning control approach ... teed stability and performance properties for any specific scenario contained within a given uncertainty set A tradeoff exists between performance and robustness, since robust control designs

Ngày tải lên: 14/12/2013, 12:15

... of the controlled plant The nonlinearities may be due to temperature and sensor errors, backlash, friction, resonant modes, nonlinear compliance, and others The importance of particular nonlinearities ... learning control paradigm The main idea of the COPER/IC project is to implement a system that permanently monitors the controlled process and selects an appro- priate control goal and a control ... the idea of COPER/IC is to hand-code a number of plant’s models and related control laws using traditional control design approach and subsequently use these models and laws for initial training

Ngày tải lên: 14/12/2013, 12:15

... and left images respectively The points wg and x, forma Trang 10358 INTELLIGENT AND AUTONOMOUS CONTROL registered pair or a point correspondence From (4) it is concluded that: where both Ag and ... Given a user command, the system formulates plan candidates based on prior experience and information through various sensors, in order to evaluate the dynamic state of its workspace and adapt (if ... objects with planar [13] and quadratic surfaces [14]) and, iv) fusion of images derived from multiple views [15], and multiple sensors (stereo analysis of intensity and range images [16]) Contribu-

Ngày tải lên: 14/12/2013, 12:15

... A.M. 1966, Solutions of Equations and Systems of Equations , 2nd ed. (New York: Academic Press). Ortega, J., and Rheinboldt, W. 1970, Iterative Solution of Nonlinear Equations in Several Vari- ... Globally Convergent Methods for Nonlinear Systems of Equations We have seen that Newton’s method for solving nonlinear equations has an unfortunate tendency to wander off into the wild blue yonder ... most current information we have and choose λ to minimize the model. We start with g(0) and g  (0) available. The first step is 9.7 Globally Convergent Methods for Nonlinear Systems of Equations

Ngày tải lên: 15/12/2013, 04:15

... correlation, we here define the nonlinear correlation of the random variablesy 1andy 2as Eff (y 1 )g(y 2 )g Here,f (y 1 andg(y 2 are twofunctions, of which at least one is nonlinear Typical examples ... by Nonlinear Decorrelation and Nonlinear PCA This chapter starts by reviewing some of the early research efforts in independentcomponent analysis (ICA), especially the technique based on nonlinear ... are obtained It turns out that in some cases the nonlinear PCA approachgives independent components instead We review the nonlinear PCA criterion andshow its equivalence to other criteria like

Ngày tải lên: 23/12/2013, 07:19

... Atmosphere 1976, National Oceanic and Atmospheric Administration and National Aeronautics and Space ministration, Washington, DC Also available as NOAA-S/T 76-1562 and Government Printing OfficeStock ... °E Lange, L F Sokol, and V Antoine, Information on the Metric System and Related Fields, 6thed., G C Marshall Space Flight Center, AL (exhaustive bibliography); C H Page and P Vigoureux,The International ... U.S Standard Atmosphere9aZ = geometric attitude; H = geopotential attitude; p = density; g = acceleration of gravity; vs = velocity of sound Condensed and in some cases converted from U.S Standard

Ngày tải lên: 26/12/2013, 01:18