SLIDE 1
Center for Simulation of Advanced Rockets
Parallel Solver for Multilayered Structures - FETI
Refined Mindlin-Reissner theory
h h a b
i
x2 x1 x3
3
x = φ
2
u
2
x
N i 2 1
ψ u3 x1 u1 φ1
2
- Mindlin kinematic assumptions
ui
1(x1, x2, x3)
= U i
1(x1, x2) + xi 3φi 2(x1, x2)
ui
2(x1, x2, x3)
= U i
2(x1, x2) − xi 3φi 1(x1, x2)
ui
3(x1, x2, x3)
= U i
3(x1, x2),
i = 1, 2, ....N
- Interface continuity conditions
- System of equations
K QT Q d λ = f
N
- i=1
Qi Ki−1 QiT λ =
N
- i=1
Qi Ki−1f i
- K. Matouˇ