# Rectangular duct, roughened long base wall # # u1u3/Us^2 x1000 # # X3/B= 0.8 0.6 0.4 0.2 0 -0.2 -0.4 -0.6 -0.8 # X2/B 0 1.49 1.25 .901 .314 -.548 -1.6 -2.718 -3.948 -5.218 .08 1.488 1.278 .894 .274 -.586 -1.62 -2.722 -3.975 -5.254 .16 1.504 1.275 .909 .277 -.566 -1.596 -2.801 -3.895 -5.176 .24 1.497 1.276 .913 .268 -.577 -1.58 -2.786 -3.951 -5.302 .32 1.547 1.302 .891 .233 -.616 -1.647 -2.707 -3.869 -5.201 .4 1.561 1.304 .876 .194 -.674 -1.659 -2.824 -3.921 -5.184 .48 1.579 1.302 .857 .142 -.754 -1.727 -2.892 -4.015 -5.109 .56 1.592 1.309 .817 .09 -.792 -1.828 -2.91 -3.926 -5.13 .64 1.595 1.292 .759 .038 -.861 -1.899 -3.009 -4.013 -5.028 .72 1.608 1.256 .736 -.002 -.955 -1.98 -2.982 -4.053 -5.059 .8 1.588 1.233 .659 -.076 -1.02 -2.103 -3.112 -3.998 -5.078 .88 1.588 1.172 .621 -.147 -1.131 -2.112 -3.196 -4.164 -4.983 .96 1.549 1.112 .555 -.194 -1.165 -2.22 -3.171 -4.115 -4.956 1.04 1.543 1.051 .489 -.23 -1.176 -2.189 -3.274 -4.049 -4.973 1.12 1.461 .982 .446 -.208 -1.177 -2.246 -3.195 -4.177 -4.86 1.2 1.392 .915 .42 -.207 -1.152 -2.208 -3.226 -4.085 -4.837 1.28 1.328 .855 .423 -.206 -1.054 -2.127 -3.202 -4.059 -4.762 1.36 1.239 .823 .456 -.124 -.976 -2.04 -3.095 -4.031 -4.617 1.44 1.123 .779 .494 -.047 -.87 -1.823 -2.957 -3.815 -4.645 1.52 .992 .735 .477 -.024 -.709 -1.642 -2.616 -3.606 -4.398 1.6 .843 .706 .5 .035 -.641 -1.323 -2.333 -3.321 -4.28 1.64 .776 .664 .504 .019 -.552 -1.214 -2.046 -3.135 -4.194 1.68 .756 .67 .483 .013 -.526 -1.071 -1.905 -2.858 -4.031 1.72 .681 .669 .478 .001 -.582 -1.007 -1.678 -2.619 -3.777 1.76 .586 .647 .445 -.058 -.51 -.921 -1.479 -2.287 -3.566 1.8 .484 .68 .431 -.105 -.558 -.791 -1.258 -1.947 -3.164 1.82 .459 .751 .476 -.166 -.571 -.854 -1.198 -1.849 -2.98 1.84 .416 .738 .372 -.135 -.544 -.787 -1.088 -1.616 -2.768 1.86 .373 .812 .453 -.186 -.569 -.775 -1.123 -1.539 -2.547 1.88 .365 .844 .453 -.179 -.574 -.731 -1.035 -1.399 -2.289 1.9 .339 .898 .403 -.139 -.559 -.621 -.985 -1.302 -2.116 1.91 .272 .886 .415 -.17 -.556 -.681 -1.013 -1.265 -1.951 1.92 .297 .908 .455 -.12 -.496 -.677 -1.009 -1.239 -1.835 # Us (m/sec) 17.26 17.36 17.16 16.93 17.20 17.16 17.59 17.68 17.71 # Ub (m/sec) 14.14 14.16 14.18 14.03 14.05 14.16 14.31 14.31 14.30