(a) Give the system type for the following systems, with D(z) 1 It is not necessary to find the pulse transfer functions to find the system type Why (i) Fig P6 2 1 (ii) Fig P6 2 4 (iii) Fig P6 2 7 (iv) Fig P6 4 2 (v) Fig P6 4 4 (b) It is desired that the systems of part (a) have zero steady state e...

a i type 0 ii type 0 iv type 2 v type 0 b i 11 ...

(a) Give the system type for the following systems, with D(z) = 1. It is not necessary...

Question:

(a) Give the system type for the following systems, with D(z) = 1. It is not necessary to find the pulse transfer functions to find the system type. Why?

(i) Fig. P6.2-1. R(s) + T= 2 s D(z) 1-8-7's S 0.5 s+0.5 C(s) (ii) Fig. P6.2-4. R(s) T Controller D(z) Disturbance. Rd(s) 1-E-Ts S Volts M(s) Volts Chamber 2.5 $+0.5 2 s+0.5 Sensor 0.04 (iii) Fig. P6.2-7. T Controller 57530 D(z) Volts Zero-order Power hold amplifier Volts Sensor 0.07 Servomotor 200 s (0.5 s +1) (iv) Fig. P6.4-2. R(s) + r(t) A/D Digital Controller D(z) DIA Sensor Hk M(s) Amplifier and thrusters + K T(S) Torque Satellite (v) Fig. P6.4-4. r(t)=0 T= 0.1 s D(z) 1-E-Ts f(t) = u(t) 6 s+2 c(t)

(b) It is desired that the systems of part (a) have zero steady-state error for a constant input. Give the required characteristics for each digital controller.

(c) It is desired that the systems of part (a) have zero steady-state error for a ramp input. Give the required characteristics for each digital controller.

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