R2-b: the added-mass pins print the confined target (potential flow 1.071 in the unit box + Stokes 0.064 = 1.135); R4 probe: RTX_FSI2O_STEP_CSV — every step's raw force with the accepted fluid step's overlap defects (the march CSV carries 10-step medians)

Co-Authored-By: Claude Fable 5.1 <[email protected]>
2026-09-21 20:22:15 -05:00
parent 83922974d7
commit 847502f7c3
3 changed files with 20 additions and 2 deletions
@@ -109,7 +109,7 @@ async fn oscillating_cylinder_added_mass_on_the_moving_patch() -> CfdResult<()>
    let dt = period / steps_per_period as f64;
    let beta = R * R * OMEGA / NU;
    println!(
-        "  n = {n}, h = {h:.4}, patch inner edge {hp:.4}, dt = {dt:.3e} ({steps_per_period} per period), A/r = {:.3}, KC = {:.3}, β = {beta:.0}: Stokes C_m ≈ {:.3}",
+        "  n = {n}, h = {h:.4}, patch inner edge {hp:.4}, dt = {dt:.3e} ({steps_per_period} per period), A/r = {:.3}, KC = {:.3}, β = {beta:.0}: Stokes C_m ≈ {:.3} (unbounded; the unit box confines the cylinder: potential-flow C_m 1.071 + Stokes 0.064 = 1.135, R2-b 2026-09-21)",
        AMP / R,
        2.0 * PI * AMP / R,
        1.0 + 4.0 / (PI * beta).sqrt()