=== ELASTOMERIC SEAL -- LEAK RATE RESULTS === Persson & Yang (2008) | Full seal contact length (patch x C_seat/L_x) 1 drop = 0.1 mL | Q = 0 reported as "SEALED" (no percolation path) --- ROUGHNESS SWEEP (F = 13.3 N, dP = 34.5 kPa) --- N sigma(um) Q (m^3/s) Q (GPM) Q (drops/min) -------------------------------------------------------------------------------- 0 1.000 5.780e-16 9.162e-12 0.0 1 12.205 2.129e-06 3.374e-02 1277.3 2 17.231 7.343e-06 1.164e-01 4405.9 3 21.092 1.448e-05 2.296e-01 8689.8 4 24.348 2.327e-05 3.689e-01 13963.3 5 27.218 3.298e-05 5.228e-01 19790.1 --- CLOSING FORCE SWEEP (dP = 34.5 kPa) --- F (N) N=1 Q(m^3/s) N=2 Q(m^3/s) N=3 Q(m^3/s) -------------------------------------------------------------------------------- 2.2 3.039e-05 8.578e-05 1.575e-04 4.4 1.243e-05 3.555e-05 6.616e-05 8.9 4.598e-06 1.411e-05 2.664e-05 13.3 2.129e-06 7.343e-06 1.448e-05 <-- nominal 22.2 4.192e-07 2.297e-06 5.340e-06 35.6 2.317e-08 3.133e-07 1.083e-06 44.5 2.983e-09 6.972e-08 3.239e-07 66.7 2.436e-11 1.467e-09 1.227e-08 --- PRESSURE SWEEP (F = 13.3 N) --- dP (kPa) N=1 Q(m^3/s) N=2 Q(m^3/s) N=3 Q(m^3/s) -------------------------------------------------------------------------------- 6.9 9.808e-08 6.603e-07 1.667e-06 34.5 4.904e-07 3.301e-06 8.336e-06 <-- nominal 68.9 9.808e-07 6.603e-06 1.667e-05 137.9 1.962e-06 1.321e-05 3.334e-05 206.8 2.942e-06 1.981e-05 5.002e-05 344.7 4.904e-06 3.301e-05 8.336e-05 517.1 7.356e-06 4.952e-05 1.250e-04 689.5 9.808e-06 6.603e-05 1.667e-04 --- SCENARIO DASHBOARD --- Scenario Q (m^3/s) Q (GPM) Q (drops/min) -------------------------------------------------------------------------------- Nominal (N=0, 13.3 N, 34.5 kPa) 5.780e-16 9.162e-12 0.0 1 particle (N=1, 13.3 N, 34.5 kPa) 2.129e-06 3.374e-02 1277.3 2 particles (N=2, 13.3 N, 34.5 kPa) 7.343e-06 1.164e-01 4405.9 3 particles (N=3, 13.3 N, 34.5 kPa) 1.448e-05 2.296e-01 8689.8 Low closing force (N=1, 4.4 N, 34.5 kPa) 1.243e-05 1.971e-01 7459.9 High pressure (N=1, 13.3 N, 206.8 kPa) 1.277e-05 2.025e-01 7664.0 Worst case (N=3, 4.4 N, 206.8 kPa) 3.970e-04 6.292e+00 238193.7