# Rectangular duct, roughened long base wall # # u1u2/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 .039 -.066 .016 .005 -.063 .085 .032 .014 .052 .08 -.005 -.099 -.001 .008 .008 .121 .511 .094 .186 .16 -.011 -.144 -.046 .004 .018 .164 .537 .301 .287 .24 -.095 -.176 -.028 .032 .099 .287 .746 .442 .189 .32 -.132 -.204 -.03 .048 .159 .378 .86 .352 .383 .4 -.207 -.206 -.048 .052 .233 .5 1.003 .548 .232 .48 -.232 -.226 -.081 .088 .239 .457 1.07 .616 .363 .56 -.222 -.267 -.075 .102 .339 .645 1.15 .763 .511 .64 -.238 -.278 -.059 .119 .335 .701 1.296 .958 .581 .72 -.28 -.292 -.068 .158 .402 .805 1.336 1.007 .855 .8 -.255 -.272 -.06 .213 .443 .837 1.429 1.05 .925 .88 -.232 -.232 -.017 .236 .496 .9 1.405 1.256 1.023 .96 -.158 -.175 .035 .283 .519 .855 1.436 1.211 .956 1.04 -.138 -.057 .136 .335 .574 .92 1.399 1.094 .998 1.12 -.028 .043 .245 .433 .634 .879 1.337 1.044 .914 1.2 .081 .181 .361 .51 .617 .859 1.241 .917 .731 1.28 .193 .362 .53 .629 .701 .77 1.231 .69 .505 1.36 .33 .586 .73 .803 .753 .803 1.077 .537 .383 1.44 .487 .768 .91 .969 .856 .855 1.018 .492 .17 1.52 .637 .942 1.115 1.182 1.02 .974 1.076 .462 -.081 1.6 .824 1.137 1.307 1.362 1.231 1.124 1.168 .492 -.096 1.64 .898 1.21 1.415 1.461 1.376 1.294 1.282 .643 0 1.68 .96 1.275 1.502 1.57 1.434 1.435 1.356 .72 .058 1.72 1.038 1.34 1.564 1.687 1.557 1.579 1.529 .875 .179 1.76 1.1 1.396 1.64 1.773 1.695 1.703 1.693 1.037 .399 1.8 1.186 1.445 1.709 1.807 1.806 1.845 1.908 1.243 .611 1.82 1.224 1.456 1.703 1.852 1.859 1.923 1.966 1.379 .687 1.84 1.25 1.486 1.733 1.842 1.877 1.974 2.107 1.53 .846 1.86 1.287 1.522 1.726 1.87 1.887 1.99 2.12 1.64 .996 1.88 1.328 1.491 1.741 1.848 1.917 1.965 2.121 1.737 1.177 # Us (m/sec) 17.42 17.66 16.63 16.85 16.25 17.30 16.59 17.04 17.27 # Ub (m/sec) 14.27 14.28 14.04 14.10 13.83 14.26 13.79 14.08 14.04