Control ENG HW_Part_54

# Control ENG HW_Part_54 - + + +-1 2 1 1 2 2 ) ) ( ( 1 R = 0...

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13.3 The location of a load change in a control loop may affect the system response. In the block diagram shown in fig P 13.3, a unit step chsange in load enters at either location 1 and location 2. (a) What is the frequency of the transient response when the load enters at location Z? (b) What is the offset when the load enters at 1 & when it enters at 2? (c) Sketch the transient response to a step change in U 1 and to a step change in U 2 . 0 ; 1 2 1 = = U s U C s s U C R S =

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Unformatted text preview: + + +-1 2 1 1 2 2 ) ) ( ( 1 R = 0 11 4 4 2 1 ) 1 2 ( 2 5 ) 1 2 ( 2 2 2 2 1 + + = + + + = s s s s U C 11 4 4 2 2 1 + + = s s U C 11 1 11 4 2 ; 11 2 ; 11 2 = = = = K 2516 . 2 10 2 1 1 2 1 1 2 = =-= = = T f Frequency C( ) = 2/11 Offset = 2/11 =0.182 U 1 =0;U 2 =1/s C s U C R s = + +-+ 1 2 1 ) ( 1 2 2 5 2 R=0...
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## This note was uploaded on 11/13/2011 for the course COP 4355 taught by Professor Koslov during the Spring '10 term at University of Florida.

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Control ENG HW_Part_54 - + + +-1 2 1 1 2 2 ) ) ( ( 1 R = 0...

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