lec05_dynre-2

lec05_dynre-2 - ME365 Dynamic Response Slide 29 • 1st...

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Unformatted text preview: ME365 Dynamic Response Slide 29 • 1st Order System Differential Equation Frequency Response Function – Magnitude (Gain) – Phase Frequency Response d dt y y Kx G j K j 1 j G j G Arg ME365 Dynamic Response Slide 30 Frequency Response • 2nd Order System Differential Equation Frequency Response Function – Magnitude (Gain) – Phase 1 2 2 2 2 n n d dt y d dt y y Kx G j K j n n 2 1 2 2 G j K n n 4 1 2 2 2 2 2 2 Arg G j n n tan 1 2 1 2 2 ME365 Dynamic Response Slide 31 • 1st Order System Frequency Response Function – Magnitude (Gain) – Phase Frequency Response - Bode Plot G j K j 1 G j K 2 2 1 Arg G j tan 1 Bode Plot • Plot dB Magnitude vs Log Frequency • Plot Phase Angle vs Log Frequency Magnitude dB G j 20 10 log ME365 Dynamic Response Slide 32 Frequency Response - Bode Plot • 2nd Order System Frequency Response Function – Magnitude (Gain) – Phase G j K j n n 2 1 2 2 G j K n n 4 1 2 2 2 2 2 2...
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lec05_dynre-2 - ME365 Dynamic Response Slide 29 • 1st...

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