tuning algorithm for time delay systems

... 263 12 Algorithms for Real and Complex P I D Stabilization 12.1 Introduction 12.2 Algorithm for Linear Time- Invariant Continuous -Time Systems 12.3 Discrete -Time Systems 12.4 Algorithm for Continuous -Time ... Theorem for Quasi-Polynomials 89 5.5 Applications to Control Theory 92 5.6 Stability of Time- Delay Systems with a Single Delay 99 5.7 Notes and References 106 Stabilization of Time- Delay Systems ... open problem for both delay- free plants as well as for plants with time delay For the former class of plants, the results were first reported in [10] In this book, we give results for determining,...

Ngày tải lên: 01/04/2014, 11:08

... exponential estimate for a given exponentially stable system with two (commensurate) delays 2 Preliminaries In this paper we consider time delay systems of the following form dx(t) = A0 x(t) ... matrices for time- delay systems Report ???, Zentrum f¨ r Technomathematik, Universit¨t Bremen 2004 u a [11] N N Krasovski˘ On the application of the second method of Lyapunov for equations ı with time ... essential ingredient for deriving an exponential estimate of the form (3) for an exponentially stable delay system without any further a priori knowledge Remark If (2) is without delays (hk = 0, k...

Ngày tải lên: 06/07/2014, 21:20

... interval time delay systems, controllers design, decentralized adaptive stabilization for large-scale systems with unknown time- delay and resilient adaptive control of uncertain time- delay systems ... of systems that show the phenomena of time delay and singularity simultaneously, and we call such systems singular differential systems with time delay These systems have many special characteristics ... Controllers for Time Delay Systems: Integrating and Unstable Systems 113 Petr Dostál, František Gazdoš, and Vladimír Bobál Chapter Decentralized Adaptive Stabilization for Large-Scale Systems with...

Ngày tải lên: 20/06/2014, 07:20

... refers to time delay term Time delay systems represent a special and very important class of systems and therefore their investigation deserves special attention Detailed consideration of time delayed ... theory even for the time delay systems in that sense that asymptotic 28 Time- Delay Systems stability is equivalent to the existence of symmetric, positive definite solutions to a weak form of Lyapunov ... σ( p1 ) stands for the signature of the polynomial p1 Now, we shall formulate an algorithm for PID controller by way of the above theorem The algorithm8 can be state in following form: Step 1:...

Ngày tải lên: 20/06/2014, 07:20

... systems and got some consequences But in the study of such systems, there are still many problems to be considered Time delay systems 2.1 Continuous time delay systems 2.1.1 Continuous time delay ... investigations, will be presented later 32 Time- Delay Systems 2.1.2 Continuous time delay systems – stability over finite time interval A linear, multivariable time- delay system can be represented by ... the ) systems time delays Let V x ( k ) : x ( k ) is also bounded ϑ ∈ {−hN , − hN + 1, , 0} Δ , n → ( ) , so that V x ( k ) is bounded for, and for which 42 Time- Delay Systems Lemma 2.2.1.1 For...

Ngày tải lên: 20/06/2014, 07:20

... discrete descriptor time delay systems Only one paper has been written in 62 Time- Delay Systems context of practical and finite time stability for continuous singular time delay systems, see (Yang ... singular and descriptive time delay systems, which are considered in detail in this section 3.1 Continuous singular time delayed systems 3.1.1 Continuous singular time delayed systems – Stability ... 1996) 56 Time- Delay Systems 3.1.2 Continuous singular time delayed systems – stability over finite time interval Let us consider the case when the subspace of consistent initial conditions for singular...

Ngày tải lên: 20/06/2014, 07:20

... V Simeunovic, (2011.b) On nonLyapunov delay- independent and delay- dependent criteria for particular class of 72 Time- Delay Systems continuous time delay systems, Proc CDC, December 3-5, Orlando ... Stability of Time- Delay Systems in the Sense of Non-Lyapunov Delay- Independent and Delay- Dependent Criteria, Proc SISY 2010 (IEEE 8th International Symposium on Intelligent Systems and Informatics), ... 70 Time- Delay Systems Debeljkovic, D Lj., M P Lazarevic, Z Lj Nenadic, S A Milinkovic, (1999) Finite Time Stability of Time Delay Systems, IMA J Math Control and...

Ngày tải lên: 20/06/2014, 07:20

... of nonlinear hybrid time- delay systems, Nonlinear Analysis:Hybrid systems, 3, 1-10 Wu, M et al (2004) Delay- dependent criteria for robust stability of time varying delay systems, Automatica J ... of (5) for unstable subsystems and (6) for stable subsystems as the following: For unstable subsystems, we get 91 Exponential Stability of Uncertain Switched System with Time- Varying Delay 41.6819 ... 3, 334-342 Lib, J., Lib, X & Xie, W.C (2008) Delay- dependent robust control for uncertain switched systems with time delay, Nonlinear Analysis:Hybrid systems, 2, 81-95 Niamsup, P (2008) Controllability...

Ngày tải lên: 20/06/2014, 07:20

... processes with time delay Int J Control, 58, pp 1025-1036 126 Time- Delay Systems Dostál, P., Bobál, V., and Prokop, R (2001) Design of simple controllers for unstable time delay systems using ... proposed for large-scale systems with time delay and dead-zone nonlinearity However, in Shyu et al (2005), the time delay is constant and the parameters of the dead-zone are 128 Time- Delay Systems ... developed for uncertain systems with unknown input time- delay In fact, the existence of time- delay phenomenon usually deteriorates the system performance The stabilization and control problem for time- delay...

Ngày tải lên: 20/06/2014, 07:20

... unknown For such a class of systems, the author in Wu (1999) has developed a continuous time state 144 Time- Delay Systems feedback adaptive controller to guarantee uniform ultimate boundedness for systems ... controllers for nonlinear time- delay systems, IEE Proceedings on Control Theory and Applications 146: 91–97 Zhou, J (2008) Decentralized adaptive control for large-scale time- delay systems with ... discussed above, the authors investigated delay- independent stabilization and control of time- delay systems Delay- dependent stabilization and H∞ control of time- delay systems have been studied in De Souza...

Ngày tải lên: 20/06/2014, 07:20

... Robust control design for uncertain time- delay systems, J Systems Analysis and Modeling Simulation 40: 151–180 Mahmoud, M S & Zribi, M (1999) h∞ controllers for time- delay systems using linear ... control for a class of continuous time- delay systems, IMA Journal of Mathematical Control and Information 23: 225–235 Nounou, H N (2006) Delay dependent adaptive control of uncertain time- delay systems, ... and a vast amount of feedback data, for example, see [22]-[23] Moreover, the training algorithm is difficultly found for time- delay systems 162 Time- Delay Systems In this paper, an adaptive TS-FNN...

Ngày tải lên: 20/06/2014, 07:20

... coupled systems Time delay systems have been studied in both theory (Krasovskii, 1963) and 182 Time- Delay Systems application (Loiseau et al., 2009) The prominent feature of chaotic time- delay systems ... typical synchronous system Multiple time- delay systems 2.1 Overview of time- delay feedback systems Let us consider the equation representing for a single time- delay system (STDS) as below dx = ... uncertain time- delay systems, ” IEEE Conf on Systems, Man, and Cybern., pp 2266-2271, 2003 [14] C C Chiang, “Adaptive fuzzy sliding mode control for time- delay uncertain large-scale systems, ”...

Ngày tải lên: 20/06/2014, 07:20

... (51) 193 Recent Progress in Synchronization of Multiple Time Delay Systems ( app ) where τi as is a time- delay satisfying Eq (51) Therefore, the error dynamics can be rewritten P,Q dΔ an i f ... Recent Progress in Synchronization of Multiple Time Delay Systems 207 value of parameters and delays Recall that, in the specific example of single time- delay Mackey-Glass system examined by J.D Farmer ... Synchronization of multi -delay feedback systems with multi -delay driving signal, J Phys Soc Jpn 74: 2374–2378 Ikeda, K & Matsumoto, K (1987) High-dimensional chaotic behavior in systems with time- delayed feedback,...

Ngày tải lên: 20/06/2014, 07:20

... (Chopra, 2009), and the issue of time delay for robotic systems has been studied through the passivity property For systems with time delays, both delay dependent and delay independent control strategies ... 220 Time- Delay Systems x1 x2 x3 x4 States -1 -2 -3 0.5 1.5 2.5 3.5 4.5 Time (s) Fig State responses for controller (23) without input delays 15 x1 x2 x3 x4 10 States -5 -10 -15 0.5 1.5 2.5 3.5 Time ... Fuzzy Systems with Time Delay, Springer, New York Chen, B., Liu, X., Lin, C and Liu, K (2009) Robust H∞ control of Takagi-Sugeno fuzzy systems with state and input time delays, Fuzzy Sets and Systems, ...

Ngày tải lên: 20/06/2014, 07:20

... noticeable for the SX and LI methods The new IEKF approach outperformed all methods for both azimuth and depth We attribute this superior performance largely to the elimination of the initial closed-form ... this work, we have proposed an algorithm for acoustic source localization based on time delay of arrival estimation In earlier work by other authors, an initial closed-form 12 EURASIP Journal on ... Processing Moving speaker in x-direction Moving speaker in y-direction 0.0015 Time delay of arrival (s) 0.0002 −1e − 04 Time delay of arrival (s) −0.0002 −0.0003 −0.0004 −0.0005 −0.0006 −0.0007 0.0005...

Ngày tải lên: 22/06/2014, 22:20

... to h∞ control of linear time- delay systems IEEE Trans Aut Control 47(2), 253– 270 Fridman, E and U Shaked (2002b) An improved stabilization method for linear time- delay systems IEEE Trans Aut ... Discretization schemes for lyapunovkrasovskii functionals in time- delay systems Kybernetika 37(4), 479–504 Gu, K., K.L Kharitonov and J Chen (2003) Stability of Time- Delay Systems Control Engineering ... Workshop on Time Delay Systems (TDS’03) Rocquencourt, France De Oliveira, M.C and R.E Skelton (2001) Stability tests for constrained linear systems pp 241– 257 Lecture notes in control and information...

Ngày tải lên: 06/07/2014, 21:20

... large time delay A common type of unstable process is in a first order form with time delay For stabilization by a conventional PID controller, there is a limit in which beyond some time delay ... designs for stable delay- free systems have been well developed in research society and widely adopted in industry Study of time delay systems remains a hot research topic while the unstable systems ... or genetic algorithm Chapter presents an IMC-like scheme for better stabilization and control performance for unstable time delay processes Multiloop P/PI/PD/PID controller design for multivariable...

Ngày tải lên: 09/09/2015, 17:57

... processes with time delay For those processes with fixed coefficients, an effective method is suggested to exactly compute the loop gain margins For a class of systems with time- varying delay, the ... system's performance Thus, a time- delay is usually regarded as negative and undesirable effect in control applications Stability analysis and stabilization for processes with time delays have ... stability analysis of time delay processes However, these methods not tell the exact stabilizing parameter regions To design stabilizer and controller for delay processes, time delay compensation...

Ngày tải lên: 10/09/2015, 09:25

... ports a general binarization algorithm for LCFRS In the case where f = 2, this algorithm works in time O(|p|7 ), where p is the input production A more efficient algorithm is presented in (Kuhlmann ... in time O(|p|) in case of f = However, this algorithm works for a restricted typology of productions, and does not cover all cases in which some binarization is possible Other linear time algorithms ... this loop can be executed in constant time We can therefore conclude that our binarization algorithm runs in optimal time O(|p|) In order to run in constant time each single iteration of the while-loop...

Ngày tải lên: 23/03/2014, 16:21