Dynamics of Machines - Part II - IFS.pdf
Dynamics of Machines - Part II - IFS.pdf
Dynamics of Machines - Part II - IFS.pdf
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(a)<br />
(b)<br />
REAL(Acc/force) [(m/s 2 )/N]<br />
REAL(Acc/force) [(m/s 2 )/N]<br />
15<br />
10<br />
5<br />
0<br />
−5<br />
−10<br />
Experimental Frequency Response Function (with damper)<br />
measured<br />
−15<br />
0 1 2 3 4 5<br />
Frequency [Hz]<br />
6 7 8 9 10<br />
IMAG(Acc/force) [(m/s 2 )/N]<br />
0<br />
−1<br />
−2<br />
−3<br />
−4<br />
15<br />
10<br />
5<br />
0<br />
−5<br />
−10<br />
measured<br />
0 1 2 3 4 5<br />
Frequency [Hz]<br />
6 7 8 9 10<br />
Experimental Frequency Response Function (with damper)<br />
measured<br />
−15<br />
0 1 2 3 4 5<br />
Frequency [Hz]<br />
6 7 8 9 10<br />
IMAG(Acc/force) [(m/s 2 )/N]<br />
0<br />
−1<br />
−2<br />
−3<br />
−4<br />
measured<br />
0 1 2 3 4 5<br />
Frequency [Hz]<br />
6 7 8 9 10<br />
Figure 37: Two experimental frequency response function FRF(ω) <strong>of</strong> the test rig obtained by<br />
means <strong>of</strong> H1(ω) and H2(ω) functions.<br />
63
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