Essentials of Control Techniques and Theory 6 docx

... 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 1 36 ◾ Essentials of Control Techniques and Theory there are many more functions ... variable. We must also impose a limit of ±1 on u. 91239.indb 122 10/12/09 1:43:44 PM 124 ◾ Essentials of Control Techniques and Theory d = 2...

Ngày tải lên: 21/06/2014, 13:20

... program, 11–12 rate of change of depth, 11 Water heater experiment, 58 simulation of, 60 integral term with, 61 line of code, 61 simple proportional control, 61 topping and tailing, 61 temperature ... 125 www.esscont.com/9/pend4.htm, 1 26 www.esscont.com/9/pend6.htm, 129 www.esscont.com/4/pendulum. htm, 46 www.esscont.com/4/position. htm, 47, 63 www.esscont.com /6/ pos...

Ngày tải lên: 21/06/2014, 13:20

... 104 ◾ Essentials of Control Techniques and Theory added together. We know that in evaluating the determinant of A, we can add combinations of columns together without changing ... (8.2) 91239.indb 101 10/12/09 1:43: 06 PM 108 ◾ Essentials of Control Techniques and Theory Now we propose to apply discrete feedback around the loop, making u(n) = –k x 1 (n), and...

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 1 46 ◾ Essentials o...

Ngày tải lên: 21/06/2014, 07:20

... 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 small sinusoidal ... 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 simulation...

Ngày tải lên: 21/06/2014, 07:20

... 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 can be represented in terms of their ... 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-wave i...

Ngày tải lên: 21/06/2014, 07:20

... k + – 1 s(s+1) Output position Position demand Error Figure 12.1 Position control with variable feedback. 91239.indb 166 10/12/09 1:44:49 PM 148 ◾ Essentials of Control Techniques and Theory favorite. Soon time-domain and pseudo-random ... www. esscont.com/11/ladderfreq.htm and www.esscont.com/11/ladder.htm) 91239.indb 155 10/12/09 1:44:33 PM 1 56 ◾ Essentials of Con...

Ngày tải lên: 21/06/2014, 07:20

... simulation. a a a b b c Figure 16. 6 Simulation structure of a system with repeated roots. 91239.indb 2 26 10/12/09 1: 46: 24 PM More about Time and State Equations ◾ 227 16. 6 Controllability and Observability With ... Figure 16. 7 Four partitions of a system. 91239.indb 227 10/12/09 1: 46: 25 PM This page intentionally left blank 222 ◾ Essentials of Control Techniques...

Ngày tải lên: 21/06/2014, 07:20

... 10/12/09 1: 46: 54 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 ... represent rapid settling—the sort of system that does not really need feedback control! 91239.indb 233 10/12/09 1: 46: 33 PM 230 ◾ Essentials of Control Techn...

Ngày tải lên: 21/06/2014, 07:20

... 1:48:00 PM 2 76 ◾ 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 the controller enable the controller ... effect of aliasing. 91239.indb 274 10/12/09 1:47:57 PM 268 ◾ Essentials of Control Techniques and Theory are of infinite height. Could these pulses be made broad...

Ngày tải lên: 21/06/2014, 07:20