Sequential Methods for Coupled Geomechanics and Multiphase Flow

3.7. NUMERICAL EXAMPLES 71
Dimensionless vertical displacement u z /L z
Dimensionless vertical displacement u z /L z
0
−1
−2
−3
−4
−5
0
−1
−2
−3
−4
−5
x 10−4
Case 3.3. The Mandel Problem, τ=0.90
0 0.5 1 1.5
x 10−4
Dimensionless time(c v t/(Lx) 2 )
Analytic sol
Fully coupled
Undrained
Drained
Case 3.3 The Mandel Problem, τ=1.10
0 0.5 1 1.5
Dimensionless time(c v t/(Lx) 2 )
Drained
Undrained
Fully coupled
Analytic Sol
Figure 3.15: Case 3.3 (the Mandel problem). Evolution of the dimensionless vertical displacement
on the top as a function of dimensionless time. Shown are the results for the fully
coupled, drained, and undrained splits with different coupling strengths. Top: τ = 0.90.
Bottom: τ = 1.10.