feedback control of computing systems

... control action involves the solution of a small set of ODEs, and thus, the developed controllers can be readily Feedback Control of MEMS to Atoms 2 Feedback Control of Particle Size Distribution 21 0 0.2 0.4 0.6 0.8 1 1.2 0 ... Processes Compared with the significant and growing body of research work on feedback control of particulate processes, the problem of designing fault-tolerant control systems for particulate processes has not ... Shapiro. Workshop on control of micro- and nano-scale systems, IEEE control systems magazine, 25:82–88, 2005. 17. R.M. Murray (editor). Control in an information rich world: Report of the panel on...

Ngày tải lên: 05/03/2014, 11:20

... Robustness Theory of Multivariable Systems, LIDS-R-954, M.I.T., Cambridge, MA, April 25-27, 1979. [4] A. Weinreb and A.E. Bryson," Optimal Control of Systems with Hard Control Bounds" ... its control signals. For multivariable systems, a major problem that arises (because of saturations) is the fact that control saturations alter the direction of the control ... 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...

Ngày tải lên: 18/02/2014, 10:20

... Many control strategies have been proposed, such as LQR/LQG control [2,3], H 2 /H ∞ control [4,5], sliding mode control [6], saturation control [7], reliability-based control [8], fuzzy control ... is presented for feedback active controlled systems. However, this method can only be applied to complete measured systems. The aim of this paper is to present a combination of the identification ... New Frontier in Feedback, Special Issue of the IEEE Control Systems Magazine on Emerging Technology vol. 17, no. 6 (1997) 19. [3] H. Kwakernaak, R. Sivan, Linear Optimal Control Systems, Wiley,...

Ngày tải lên: 28/03/2014, 13:20

... Many control strategies have been proposed, such as LQR/LQG control [2,3], H 2 /H ∞ control [4,5], sliding mode control [6], saturation control [7], reliability-based control [8], fuzzy control ... vector. The histories of 2 components of E(t) are plotted in Fig 4 and 5 for each case of the location of sensor . a) b) c) Fig. 4. The history of the 1st component of error term E(t), sensor ... New Frontier in Feedback, Special Issue of the IEEE Control Systems Magazine on Emerging Technology vol. 17, no. 6 (1997) 19. [3] H. Kwakernaak, R. Sivan, Linear Optimal Control Systems, Wiley,...

Ngày tải lên: 28/03/2014, 13:20

Ngày tải lên: 05/09/2013, 10:15

Ngày tải lên: 01/01/2014, 18:38

Ngày tải lên: 01/01/2014, 20:12

... large-scale aerospace systems, power systems, communications sys- tems, network systems, transportation systems, large-scale manufacturing systems, integrative biological systems, economic systems, ecological ... and controlling these systems. Specifically, in the analysis and control- system design of complex large-scale dynamical systems it is often desirable to treat the overall system as a collection of ... dynamical systems of discrete subsystems involving stored energy flow among subsystems based on the assumption of weak subsystem coupling or identical subsystems. However, the ability of SEA to...

Ngày tải lên: 12/02/2014, 16:20

... effect of positive feedback is positive, but the effect of negative feedback is nega- tive, as can be seen by the sign of the β value. 4 A tutoring system for linked lists A new ITS in the domain of ... following defi- nition of student activity has been adopted: student activity = # of turns − # of short turns session length Turns are the sequences of uninterrupted speech of the student. Short ... coder, and some of them have been double-coded by a second one (intercoder agreement: kappa = 0.67). Examples of feedback episodes are reported in Figure 1. The number of positive feedback episodes...

Ngày tải lên: 31/03/2014, 00:20

... dimension of the accessi- bility distribution ∆ C of the kinematic model (7.24). However, when dealing with the control of systems with generalized Pfaffian constraints, the presence of a drift ... dynamics of nonholonomic systems and a procedure for partial linearization of the corresponding control system via feedback. These points are illustrated by deriving the dynamical models of two ... of two previously considered systems. Finally, we discuss some general issues of the control problem for nonholonomic systems and present open-loop and feedback control techniques, illustrated...

Ngày tải lên: 01/04/2014, 00:20

... the paper may also apply to the problems of factory planning and control, but the focus for the present paper is on the FDP problem. 1.2 Outline of paper Section 2 of this paper provides necessary background, ... and synthesis of many of the activities manufacturing and IEs profess. 24 S. Helber very quickly. For this reason decomposition approaches are frequently used to analyze larger systems. The basic ... 1 two-machine systems with virtual machines that mimic to an observer in the buffer the flow of material in and out of this buffer as it would be seen in the corresponding buffer of the real system....

Ngày tải lên: 08/04/2014, 12:26

... development of advanced controllers for power electronics. The first section of the book contains a brief review of control strategies for electric drives/power systems and a summary description of neural ... superiority of microcomputer control over conventional hardware-based control can be recognised as evident when dealing with complex drive control systems. The simplification of hardware saves control ... rewriting of equation (3.30) as (3.32) and (3.33). l ms · l mr = l msr 2 (3.31) 8 Neural and Fuzzy Logic Control of Drives and Power Systems to the plant under control. This kind of converter...

Ngày tải lên: 18/04/2014, 12:29

... workflow. An Overview of Digital Printing Systems 3 9.11 TC Control Loop 515 9.11.1 Open-Loop TC Model 515 9.11.2 Design of a TC Control Loop Using a PI Controller 517 9.11.3 Design of a TC Control Loop ... Concept of States 177 4.3 State-Space Representation of Continuous-Time Systems 177 4.3.1 Definition of State 177 4.3.2 State Equations of Continuous-Time Systems 178 4.3.3 State-Space Equations of ... Delay Using a PI Controller 522 9.11.4 Feedforward Compensation for Image Disturbance 525 9.11.5 Design of TC Control Loop with State Feedback Controller and State Estimator 526 9.12 Process Controls...

Ngày tải lên: 05/06/2014, 12:01

... subse- quence of b zero. For any c onvolution code of rate R that corrects all bursts of length a or less relative to a guard space of length b, b a ≥ 1+R 1 − R . (1) The bound of (1) is known ... properties guarantee for detecting the onset of errors because of failures, regardless of any error-free region following the begin- ning of a burst of errors. Consider designing an (n, k = n -1,m) ... Omura, Principles of Digital Communication and Coding, (Mc- Grawhill, 1985), 2 19. ER Berlekamp, A class of convolution codes. Inf Control. 6,1–13 (1962) 20. JL Massey, Implementation of burst-correcting...

Ngày tải lên: 20/06/2014, 22:20

... Access Point to point control of fractional differential linear control systems Andrzej Dzieliński * and Wiktor Malesza * Correspondence: adziel@ee.pw. edu.pl Institute of Control and Industrial Electronics ... study control systems described by the Riemann-Liouville derivatives and in Sect. 3 systems expressed by means of the Caputo derivatives. In each of these sections, we consider three cases of linear ... consider three cases of linear control systems: in the form of an integrator of fractional order a,intheform of sequential na-integrator, and finally, in a general (controllable) vector state space form....

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