15 - remedies15 filled

15 - remedies15 filled - ME 575 Handouts 1 ME575 Session 15...

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Unformatted text preview: ME 575 Handouts 1 ME575 Session 15 Remedies School of Mechanical Engineering Purdue University Slide 1 Summary of Trade Summary of Trade-offs offs S o (s (s ) = 1 ) = 1 T o (s (s ): ): Y(s Y(s ) = ) = T o (s (s ) ) N(s N(s ): ): S uo uo (s (s ) = ) = T o (s)[G (s)[G o (s (s )] )] 1 : S io io (s (s ) = ) = S o (s (s ) ) G o (s (s ): ): S(s S(s ) = ) = S o (s (s ) ) S (s (s ), where ), where S (s (s ) = [1 + ) = [1 + T o (s)G (s)G (s (s )] )] 1 : ME575 Session 15 Remedies School of Mechanical Engineering Purdue University Slide 2 Use of Trade Use of Trade-offs in Design offs in Design Ensures that unachievable specifications can be Ensures that unachievable specifications can be quickly identified. quickly identified. Suggests where additional effort would be fruitful Suggests where additional effort would be fruitful or wasted. or wasted. For example, each of the following impose an For example, each of the following impose an upper limit on usable bandwidth : upper limit on usable bandwidth : Actuator slew Actuator slew-rate and amplitude limits...
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15 - remedies15 filled - ME 575 Handouts 1 ME575 Session 15...

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