Essentials of Control Techniques and Theory 8 doc

... too. 91239.indb 133 10/12/09 1:43:52 PM II ESSENTIALS OF CONTROL THEORY WHAT YOU OUGHT TO KNOW 91239.indb 131 10/12/09 1:43:51 PM 136 ◾ Essentials of Control Techniques and Theory there are many more functions ... PM 1 38 ◾ Essentials of Control Techniques and Theory 10.4 Complex Integration In real calculus, integration can be regarded as the inverse of...

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... 10/12/09 1:44:31 PM 156 ◾ Essentials of Control Techniques and Theory implying from the theory of complex functions that s leaves the corresponding pole on the left-hand side of the imaginary axis—the ... 12.4 Root locus plot of 1/s(s + 1) 2 . (Screen grab from www.esscont. com/12/rootlocus.htm) 91239.indb 171 10/12/09 1:44:55 PM 1 68 ◾ Essentials of Control Tec...

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... manipulations frequency response, 88 gain at frequency, 88 one pole with gain, 87 set of logarithms, 87 Complex planes and mappings, 134–135 Computer simulation and discrete time control, 8 Computing platform graph ... 277–279 output and input values, 2 78 quantization of, 280 Discrete-state equations, 265 matrix, 105 Discrete time control, 97 practical example of, 107...

Ngày tải lên: 21/06/2014, 13:20

... uFyGv nn =+ n (8. 2) 91239.indb 101 10/12/09 1:43:06 PM 1 08 ◾ Essentials of Control Techniques and Theory Now we propose to apply discrete feedback around the loop, making u(n) = –k x 1 (n), and so we ... (a + 3jω)/ (3a + jω). 91239.indb 94 10/12/09 1:42:53 PM 1 18 ◾ Essentials of Control Techniques and Theory We can save a lot of typing if we define the len...

Ngày tải lên: 21/06/2014, 07:20

... pinch of salt. 91239.indb 129 10/12/09 1:43:51 PM II ESSENTIALS OF CONTROL THEORY WHAT YOU OUGHT TO KNOW 91239.indb 131 10/12/09 1:43:51 PM 142 ◾ Essentials of Control Techniques and Theory Integrating ... complex, and we can take the sum of complex exponentials:   ft ce n n T jt n () .= =−∞ ∞ ∑ π   (10 .8) 91239.indb 144 10/12/09 1:44:15 PM 146 ◾ Essentials o...

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... 1:46:47 PM 244 ◾ Essentials of Control Techniques and Theory and added a controller with state z, where  zKzLyMv=++ We apply signals from the controller dynamics, the command input and the system ... . ( ) = − = ∞ ∑ 0 ( 18. 4) 91239.indb 251 10/12/09 1:47:12 PM 254 ◾ Essentials of Control Techniques and Theory 18. 5 Some Properties of the z-Transform If we...

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... feedback. (Screen grab of www.esscont. com/20/rootlocz.htm) 91239.indb 282 10/12/09 1: 48: 08 PM 2 58 ◾ Essentials of Control Techniques and Theory where the components of x are position and velocity. (Here ... 276 ◾ Essentials of Control Techniques and Theory w z z = − + 21 1τ from which z w w = + − 2 2 τ τ and finally the z-plane poles and zeros of...

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... of optimal control of a linear system. u = –1 u = +1 x . x Figure 22.2 Piecewise linear suboptimal controller. 91239.indb 309 10/12/09 1: 48: 46 PM 288 ◾ Essentials of Control Techniques and Theory So ... equivalence of s to w? If we Figure 20 .8 z-plane loci for constant ζ and for constant ω 0 . 91239.indb 285 10/12/09 1: 48: 13 PM 286 ◾ Essentials of Control...

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... with. 91239.indb 8 10/12/09 1:40:45 PM Essentials of Control Techniques and Theory 91239.indb 1 10/12/09 1:40:29 PM This page intentionally left blank 6 ◾ Essentials of Control Techniques and Theory a ... variables. Figure 1.3 Ball -and- plate integrator. 91239.indb 7 10/12/09 1:40:43 PM 8 ◾ Essentials of Control Techniques and Theory Computer simula...

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... feedback.) 91239.indb 83 10/12/09 1:42:34 PM 78 ◾ Essentials of Control Techniques and Theory 7.2 Sine-Wave Fundamentals Sine-waves and allied signals are the tools of the trade of classical control. ey ... Linear region of the phase plane. 91239.indb 71 10/12/09 1:42:11 PM 82 ◾ Essentials of Control Techniques and Theory Now the derivative of a sine...

Ngày tải lên: 21/06/2014, 07:20