steadystateerror8 - Steady State Error QUESTION 8 For the...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Steady State Error Q UESTION 8 For the system shown in Figure 8 calculate e (∞) for the following sets of inputs: r ( t ) = 1 and d ( t ) = 0, r ( t ) = t and d ( t ) = 0, r ( t ) = 0.5 t 2 and d ( t ) = 0, r ( t ) = 0 and d ( t ) = 1, r ( t ) = 0 and d ( t ) = t , r ( t ) = 0 and d ( t ) = 0.5 t 2 . + + + - 1 s 8 8 s + 2 5 3 1 s s + + R(s) D(s) Y(s) Figure 8 Let ( 29 ( 29 1 2 5 3 1 G s s s s = + + and ( 29 2 8 8 G s s = + . From the block diagram, ( 29 ( 29 ( 29 E s R s Y s = - and ( 29 ( 29 ( 29 ( 29 ( 29 ( 29 1 2 Y s D s G s R s G s Y s = + - Combining equations, ( 29 ( 29 ( 29 ( 29 ( 29 ( 29 ( 29 ( 29 ( 29 ( 29 1 2 1 1 2 1 2 1 1 1 1 G s G s G s E s R s D s G s G s G s G s + - = - + +
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Steady State Error E ( s ) can be rewritten as ( 29 ( 29 ( 29 ( 29 ( 29 2 4 3 2 4 3 2 4 3 2 3 1 8 11 25 3 32
Background image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 2

steadystateerror8 - Steady State Error QUESTION 8 For the...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online