Proportional control system: Calculating the change in offset

  • Thread starter James FC
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  • #1
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Homework Statement


I'm having trouble worki out the transfer function of the block. Whats confusing me is the input of O2 input of 50. If that wasn't there I know the transfer function would be Oo/Oi=G/1+GH.

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The Attempt at a Solution

 

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  • #2
LvW
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The answer is simple: You have two input sources. Hence, we can define two different transfer functions (one of the sources is set to zero).
 

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