=+You are asked to apply (P3.11.a) to Equation (3.3) recast in the first-order form: M???? + C????
Question:
=+You are asked to apply (P3.11.a) to Equation (3.3) recast in the first-order form:
M????̇ + C???? + Kq = p(t)
ẋ = ???? (P3.11.b)
and show that it leads to a time-marching scheme described by the following equations:
⎧
⎪
⎪
⎨
⎪
⎪
⎩
(
K + 2
????t C + 4
????t2 M
)
qn+1 = gn+1
????n+1 = 2
????t
(qn+1 − qn) − ????n an+1 = 2
????t
(????n+1 − ????n) − an
(P3.11.c)
with the right-hand side:
gn+1 = pn+1 + C
(
????n +
2
????t xn
)
+ M
(
an +
4
????t
????n +
4
????t2 xn
)
(P3.11.d)
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Related Book For
Mechanical Vibrations Theory And Application To Structural Dynamics
ISBN: 9781118900208
3rd Edition
Authors: Michel Geradin, Daniel J. Rixen
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