Make OpenFOAM use adaptive time stepping

.github/workflows/oscillator-overlap.yml → .github/workflows/4-1-partitioned-oscillator.yml

@@ -1,4 +1,4 @@
-name: Run oscillator-overlap experiments
+name: Section 4.1 partitioned oscillator
 on:
   release:
     types: [published]
@@ -9,22 +9,22 @@ jobs:
     strategy:
       matrix:
         experiment:
-        - name: Optimal dt relationship (FP)
-          args: 'precice-config-template-FP.xml --silent --executor Github --config optimal_dt.csv -tss runge_kutta_4 generalized_alpha -wd 3 --exchange-substeps -o convergence-studies/optimal_dt_FP.csv'
-        - name: Optimal dt relationship (rQN)
-          args: 'precice-config-template-rQN.xml --silent --executor Github --config optimal_dt.csv -tss runge_kutta_4 generalized_alpha -wd 3 --exchange-substeps -o convergence-studies/optimal_dt_rQN.csv'
-        - name: Optimal dt relationship (fQN)
-          args: 'precice-config-template-fQN.xml --silent --executor Github --config optimal_dt.csv -tss runge_kutta_4 generalized_alpha -wd 3 --exchange-substeps -o convergence-studies/optimal_dt_fQN.csv'
-        - name: Fig 1a) Constant Interpolation
-          args: 'precice-config-template-FP.xml --silent --executor Github --config fig1_dts.csv -tss runge_kutta_4 generalized_alpha -wd 0 -o convergence-studies/fig1a.csv'
-        - name: Fig 1b) Linear Interpolation
-          args: 'precice-config-template-FP.xml --silent --executor Github --config fig1_dts.csv -tss runge_kutta_4 generalized_alpha -wd 1 -o convergence-studies/fig1b.csv'
-        - name: Fig 1c) Piecewise Linear Interpolation
-          args: 'precice-config-template-FP.xml --silent --executor Github --config fig1_dts.csv -tss runge_kutta_4 generalized_alpha -wd 1 --exchange-substeps -o convergence-studies/fig1c.csv'
-        - name: Fig 1d) B-spline Interpolation
-          args: 'precice-config-template-FP.xml --silent --executor Github --config fig1_dts.csv -tss runge_kutta_4 generalized_alpha -wd 3 --exchange-substeps -o convergence-studies/fig1d.csv'
-        - name: Figure 12
-          args: 'precice-config-template-FP.xml --silent --executor Github --config fig12.csv -tss runge_kutta_4 generalized_alpha -wd 3 --exchange-substeps -o convergence-studies/contour_data.csv'
+        - name: Figure 10 constant
+          args: 'precice-config-template-FP.xml --silent --executor Github --config fig1_dts.csv -tss runge_kutta_4 generalized_alpha -wd 0 -o results/Fig10/data/constant.csv'
+        - name: Figure 10 linear
+          args: 'precice-config-template-FP.xml --silent --executor Github --config fig1_dts.csv -tss runge_kutta_4 generalized_alpha -wd 1 -o convergence-studies/Fig10/data/linear.csv'
+        - name: Figure 10 piecewise linear
+          args: 'precice-config-template-FP.xml --silent --executor Github --config fig1_dts.csv -tss runge_kutta_4 generalized_alpha -wd 1 --exchange-substeps -o convergence-studies/Fig10/data/piecewise_linear.csv'
+        - name: Figure 10 third-order B-spline
+          args: 'precice-config-template-FP.xml --silent --executor Github --config fig1_dts.csv -tss runge_kutta_4 generalized_alpha -wd 3 --exchange-substeps -o convergence-studies/Fig10/data/third_order_b-spline.csv'
+        - name: Figure 11
+          args: 'precice-config-template-FP.xml --silent --executor Github --config fig12.csv -tss runge_kutta_4 generalized_alpha -wd 3 --exchange-substeps -o convergence-studies/Fig11/data/contour_data.csv'
+        - name: Table 1 fixed-point (shown)
+          args: 'precice-config-template-FP.xml --silent --executor Github --config optimal_dt.csv -tss runge_kutta_4 generalized_alpha -wd 3 --exchange-substeps -o convergence-studies/Tab1/data/FP.csv'
+        - name: Table 1 reduced quasi-Newton (not shown)
+          args: 'precice-config-template-rQN.xml --silent --executor Github --config optimal_dt.csv -tss runge_kutta_4 generalized_alpha -wd 3 --exchange-substeps -o convergence-studies/Tab1/data/rQN.csv'
+        - name: Table 1 full quasi-Newton (not shown)
+          args: 'precice-config-template-fQN.xml --silent --executor Github --config optimal_dt.csv -tss runge_kutta_4 generalized_alpha -wd 3 --exchange-substeps -o convergence-studies/Tab1/data/fQN.csv'
     runs-on: ubuntu-latest
     defaults:
       run:
@@ -49,22 +49,14 @@ jobs:
       - name: Run tutorial
         run: |
           python3 doConvergenceStudy.py ${{matrix.experiment.args}}
-      - name: Store logs
-        if: always()
-        uses: actions/upload-artifact@v4
-        with:
-          name: oscillator-overlap logs ${{ matrix.experiment.name }}
-          path: |
-            perpendicular-flap/fluid-openfoam/stdout-Fluid.log
-            perpendicular-flap/solid-fenics/stdout-Solid.log
       - name: Store results
         if: always()
         uses: actions/upload-artifact@v4
         with:
           name: oscillator-overlap ${{ matrix.experiment.name }}
           path: |
             # working directory is ignored by actions/upload-artifact
-            ./oscillator-overlap/convergence-studies
+            ./oscillator-overlap/results
   merge:
     runs-on: ubuntu-latest
     needs: run_experiments

perpendicular-flap/fluid-openfoam/system/controlDict-template

@@ -17,7 +17,10 @@ stopAt          endTime;
 
 endTime         5;
 
-deltaT          {{ deltaT }};
+deltaT          0.00001;  // initial dt
+maxDeltaT       0.001;    // maximum allowed dt, make a parameter and set to value similar to window size?
+adjustTimeStep  yes;
+maxCo           0.5;
 
 writeControl    adjustableRunTime;