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Tutorial case for the two-way coupled immersed boundary solver.

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Consists of a comparison of the angular velocity damping when the two-
way coupling is considered.
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Achuth1992
2018-10-08 16:57:32 +02:00
parent 91dbeb42e4
commit 25b57b978c
32 changed files with 3964 additions and 0 deletions
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tutorials/cfdemSolverIBTorque/plot_data.m Normal file
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clear all;
clc;
%% Script to plot the angular velocities and the particle positions
A = importdata('DEM/angular_velocity_no_coupling.txt',' ',1);
B = importdata('DEM/position_no_coupling.txt',' ',1);
C = importdata('DEM/angular_velocity.txt',' ',1);
D = importdata('DEM/position.txt',' ',1);
pos1 = B.data();
omega1 = A.data();
pos2 = D.data();
omega2 = C.data();
time = omega1(:,1);
omegax1 = omega1(:,2);
omegay1 = omega1(:,3);
omegaz1 = omega1(:,4);
time2 = omega2(:,1);
omegax2 = omega2(:,2);
omegay2 = omega2(:,3);
omegaz2 = omega2(:,4);
figure
plot(time,omegaz1,'-.-',time2,omegaz2,'Linewidth',1.5)
xlabel('Time (s)')
ylabel('Angular velocity (1/s)')
legend('One-way coupling','Two-way coupling')
axis([0 0.5 0 11])
set(gca,'FontSize',12)
print('angular_velocity_compare.eps')