control of linear uncertain timedelay systemsa projection approach
Analysis and Control of Linear Systems - Chapter 0 pptx
... Analysis and control of linear systems analysis and control of linear systems/edited by Philippe de Larminat. p. cm. ISBN-13: 978-1-905209-35-4 ISBN-10: 1-905209-35-5 1. Linear control systems. ... definitions 66 2.4.2. Controllability of linear and invariant systems 66 2.4.3. Canonic representation of partially controllable systems 69 2.4.4. Scalar representation of partially controllable systems ... Management of saturations 349 11.5. Methodology 354 11.5.1. Intuitive approach 354 11.5.2. Reduction of the noise on the control by choice of degrees 356 11.5.3. Choice of the dynamics of A m ...
Ngày tải lên: 09/08/2014, 06:23
Analysis and Control of Linear Systems - Chapter 1 pptx
... 20 Analysis and Control of Linear Systems Table 1.1 sums up the features of a system’s transfer function, the existence conditions of its frequency response and the possibility of performing ... 28 Analysis and Control of Linear Systems Figure 1.19. Unit-step response of the second order system ξ ≥ 1 1= ξ : critical state. The roots of the denominator of the transfer function ... Unit-step response of the second order system ξ < 1 22 Analysis and Control of Linear Systems Figure 1.12. Bode diagram The module is characterized by a straight line of slope (–1), –6...
Ngày tải lên: 09/08/2014, 06:23
Analysis and Control of Linear Systems - Chapter 3 pps
... 84 Analysis and Control of Linear Systems 3.2.2. Delay and lead operators The concept of an operator is interesting because it enables a compact formulation of the description of signals and ... system is causal. 86 Analysis and Control of Linear Systems the decreasing powers of 1− z or apply the method of deviations, starting from the definition of the inverse transform: ∫ == − C k dzzzX j zXZkx ... Analysis and Control of Linear Systems Figure 3.5. Bode diagram of the continuous system and its discretization 3.4.5. The problem of sub-sampling Let us consider the case of a “standardized”...
Ngày tải lên: 09/08/2014, 06:23
Analysis and Control of Linear Systems - Chapter 4 ppt
... 110 Analysis and Control of Linear Systems The object of this chapter is to describe certain structural properties of linear systems that condition the resolution of numerous control problems. ... i th row of C. 130 Analysis and Control of Linear Systems [] }{][ 4 1 1 i n MMM pdiagpp − − − =−=− BAICBAIC 44 where n i , i = 1 to r is the size of each block in part “4” which is in controllable ... matrix of V and t W a basis of the canceller at the left of W (i.e. a maximal solution of equation W t W = {0}), a basis of LV is obtained by directly preserving only the independent columns of...
Ngày tải lên: 09/08/2014, 06:23
Analysis and Control of Linear Systems - Chapter 5 pptx
... of ν 0 . 142 Analysis and Control of Linear Systems A discrete-time deterministic signal y[k],k ∈Zis, by definition, a sequence of complex numbers: y = y[k] k∈Z In short, we often speak of ... y 2 ) = y 1 y 2 [5.9] 152 Analysis and Control of Linear Systems Figure 5.1. Typical power spectrum of an MA (left) or AR (right) model In the case of a single denominator (n c =0), we talk of an AR (autoregressive) model, ... 144 Analysis and Control of Linear Systems On the other hand, the Fourier transform preserves the energy (Parseval theorem). Indeed, the energy of a continuous-time signal y(t) or of a discrete-time...
Ngày tải lên: 09/08/2014, 06:23
Analysis and Control of Linear Systems - Chapter 6 ppsx
... the condition of detectability by a careful choice of matrix Q. 162 Analysis and Control of Linear Systems case of multi -control systems. As indicated in Chapter 2, the equations of state can ... but at the expense of a stronger control. 176 Analysis and Control of Linear Systems Figure 6.6. Stabilization by quadratic optimization 166 Analysis and Control of Linear Systems Figure ... expense of stronger controls. Inversely, the increase of all coefficients of R will lead to softer controls and to a slower dynamic behavior; – the two conditions in [6.36] or [6.41] are not of...
Ngày tải lên: 09/08/2014, 06:23
Analysis and Control of Linear Systems - Chapter 7 docx
... formulation of the identification algorithm is expressed, from the point of view of calculation, in terms of linear regression (or linearized), i.e. it leads to a quadratic 196 Analysis and Control of Linear ... the Jacobian of the non -linear relation vector f (y,e,t). Therefore, we obtain a linear state representation of the non -linear system. Simple examples We will take the simple example of two cascade ... development of the square root leads to: Q s1 = K 1 N 10 1+ 1 2 n 1 N 10 [7.21] 222 Analysis and Control of Linear Systems iteration, unstable), interrupt the simulation and the calculation of...
Ngày tải lên: 09/08/2014, 06:23
Analysis and Control of Linear Systems - Chapter 8 ppsx
... 228 Analysis and Control of Linear Systems 8.1.1. About linear equations The specific techniques of linear differential equations are fundamentally exact integration ... direct chain of control. One solution can be to increase the length of words intervening in the calculations of the integral action. A second solution consists of storing the part of e kT not ... the domain of absolute stability, the 5 order estimate can be, with respect to 4 order, the 242 Analysis and Control of Linear Systems Consequently, the field of absolute stability of multi-interval...
Ngày tải lên: 09/08/2014, 06:23
Analysis and Control of Linear Systems - Chapter 9 pot
... Scalar Approach 9.1. Configuration of feedback loops 9.1.1. Open loop – closed loops The block diagram of any closed loop control system (Figure 9.1) consists of an action chain and of a ... Scalar Approach 263 Figure 9.9. The choice of the contour of C excludes the origin (a), the transform of the contour C (b), C ε circle of radius ε , p = ε e j θ (c) The image of the ... and we will study the case of open loop stable systems, that of integrator systems and finally the case of open loop unstable systems. 270 Analysis and Control of Linear Systems We note that...
Ngày tải lên: 09/08/2014, 06:23
Analysis and Control of Linear Systems - Chapter 10 doc
... hand, irrespective of the linearity of the system, it is not always interesting to have a too extended bandwidth, due to the amplification of noises. 294 Analysis and Control of Linear Systems ... Analysis and Control of Linear Systems Figure 10.12. Bode graph with insufficient phase margin Figure 10.13. Bode graph in OL of the corrected system 306 Analysis and Control of Linear Systems ... a constant gain irrespective of 288 Analysis and Control of Linear Systems Figure 10.3. Corrector in a looped system The control magnitude can be a function of bx,, ε or e . Based on the...
Ngày tải lên: 09/08/2014, 06:23
Tài liệu Insight into Alternative Approaches for Control of Avian Influenza in Poultry, with Emphasis on Highly Pathogenic H5N1 doc
... alternative approaches for control of AIV in poultry particularly against the HPAI H5N1 subtype. 2. Antivirals 2.1. Chemotherapy The use of chemotherapeutic agents for control of AIV in poultry ... (amantadine HCL) ã Suitable for all types of birds against all types of AIV ã Hazards of kicking out cornerstone antivirals in case of pandemic ã Emergence of resistant mutants ã Require long ... 2012, 4 3190 Table 1. Advantages and limitations of different alternative approaches for control of avian influenza viruses in poultry. Approach Advantages Limitations Antivirals Chemotherapy...
Ngày tải lên: 21/02/2014, 01:20
Báo cáo hóa học: " Fractal dimension approach in postural control of subjects with Prader-Willi Syndrome" pot
... the control of upright stance. Journal of Biomechanics 2007, 40:2477-2482. 30. Schumann T, Redfern MS, Furman JM, el-Jaroudi A, Chaparro LF: Time- frequency analysis of postural sway. Journal of ... Journal of NeuroEngineering and Rehabilitation 2011, 8:45 http://www.jneuroengrehab.com/content/8/1/45 Page 6 of 6 RESEARCH Open Access Fractal dimension approach in postural control of subjects ... frequency of the main spectral peak of the Py spectrum (fy); ã the centre frequency of the main spectral peak of the Px spectrum (fx). Fractal Dimension FD was computed on the image of CoP trajectory...
Ngày tải lên: 19/06/2014, 08:20
báo cáo hóa học: " Point to point control of fractional differential linear control systems" doc
... and uniqueness of solutions of (2.1) and (2.2) were considered by numerous authors, e.g., [4,8]. 2.1 Linear control system in the form of a-integrator Consider a control system of the form (D α t s + z)(t ... 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 ... 2011:13 http://www.advancesindifferenceequations.com/content/2011/1/13 Page 15 of 17 the na-integrator form was introduced as a scalar representation equation of a control system in a controllable state space form. Because of the speci fic nature of initial...
Ngày tải lên: 21/06/2014, 02:20