QUESTION The dynamic response of a water tower subjected to a blast loading will now be presented to illustrate the above numerical procedure for obtaining undamped response through the time domain. The idealizations of the structure and blast loading are shown below. For this system, the vibration frequency and period are ω= √ kg W = √ 2700 ( 32.3) 96.6 =30 rad s T= 2 π ω =0.209 s ANSWER Will be solved by Duhamel Method. Initial Data p(t) maks 96.6 kips frekuensi sudut 30 rad/s M1 4 M2 1 F 0.0000185 ft/kip
///// Duhamel Method ///// Analisa Response History Terhadap Beban Impuls
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QUESTIONThe dynamic response of a water tower subjected to a
blast loading will now be presented to illustrate the above
numerical procedure for obtaining undamped response through the
time domain. The idealizations of the structure and blast loading
are shown below.
For this system, the vibration frequency and period are
ANSWERWill be solved by Duhamel Method.
Initial Datap(t) maks96.6kips
frekuensi sudut30rad/s
M14
M21
F0.00001852ft/kip
k2700kips/ft
Grafik 1 Plots Of The Time-History Of Displacement For
Undamped
Grafik 2 Plots Of The Time-Histories Of Spring Force Response
For The Undamped
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