How Do You Determine H(s) from a Response Curve?

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SUMMARY

The discussion focuses on determining the transfer function H(s) from a given response curve. The proposed solution is H(s) = 0.05 / (s + 0.05), which is derived from the approximation of the response curve f(t) = 2(1 - e^{-1/2 t}). Participants seek quick methods to extract H(s) from similar curves, emphasizing the importance of understanding the relationship between time-domain responses and frequency-domain representations.

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DrMath
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Homework Statement




Hi,

Is the answer = 0.05 / s+0.05?

Any quick steps to determine H(S) from cursve like that?

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The Attempt at a Solution

 

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That curve looks approximately (not exactly!) like

f(t) = 2(1 - e^{-\frac 1 2 t})

Does that help you?
 

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