# Rectangular duct, roughened long base wall # # RMSu1/Us # # X2/B= 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 # X3/B .92 .0861 .0864 .0871 .0888 .0886 .0879 .0865 .0843 .0792 .0726 .91 .0851 .0856 .0866 .088 .0878 .0872 .0856 .0836 .0778 .0716 .9 .0844 .0851 .0856 .0876 .0875 .0864 .0853 .0829 .077 .0703 .88 .083 .0839 .0844 .0872 .0866 .0855 .0838 .0812 .0755 .0699 .86 .0819 .0829 .0842 .0859 .0856 .0849 .0825 .0795 .0741 .0704 .84 .0816 .0819 .0832 .0849 .0848 .0841 .0819 .0784 .0735 .0715 .82 .0806 .0813 .0819 .0839 .0843 .0825 .0795 .0768 .0735 .0721 .8 .08 .0796 .0806 .083 .0831 .0813 .0793 .0758 .0727 .0738 .76 .0778 .0784 .0789 .0809 .0808 .0792 .0763 .074 .073 .0758 .72 .0756 .0764 .0766 .0792 .079 .0765 .074 .0727 .0739 .0782 .68 .0743 .075 .0747 .0775 .0766 .0746 .0718 .0708 .0748 .0796 .64 .0727 .0725 .0733 .0751 .0747 .0725 .0694 .0702 .0754 .0812 .6 .0701 .0706 .0709 .073 .0721 .0698 .0672 .0695 .0768 .0827 .52 .0671 .0673 .067 .0687 .067 .0648 .0636 .0678 .0766 .0848 .44 .0636 .0635 .0633 .0645 .0623 .0606 .0597 .0663 .0772 .0857 .36 .0601 .0599 .0592 .0608 .0592 .0576 .058 .0651 .0767 .0876 .28 .0575 .0569 .0568 .0582 .0577 .0572 .0585 .065 .0771 .088 .2 .0565 .0561 .0562 .0586 .0597 .0603 .0617 .067 .078 .0887 .1 .0584 .0581 .0598 .0632 .0666 .0683 .0697 .0707 .0793 .0915 0 .0655 .0647 .0675 .0738 .0774 .0793 .079 .077 .0829 .0926 -.1 .0758 .0766 .0777 .0855 .0886 .0904 .0903 .0865 .0875 .096 -.2 .0892 .0881 .0901 .0963 .1003 .1023 .1008 .0965 .0937 .0986 -.28 .097 .096 .0987 .1047 .1075 .1085 .1086 .1031 .0991 .1007 -.36 .1067 .1055 .1066 .112 .1148 .1157 .1159 .1106 .1054 .1036 -.44 .1156 .1147 .1149 .1191 .1226 .1233 .1227 .1193 .1131 .1061 -.52 .122 .1227 .1241 .1281 .1307 .1299 .1293 .1248 .119 .1109 -.6 .131 .1305 .1309 .1349 .1369 .1372 .1346 .1313 .1264 .1145 -.64 .1355 .1363 .1346 .1382 .1405 .1405 .139 .134 .1286 .1171 -.68 .1394 .1387 .14 .1413 .142 .1439 .1407 .1377 .1326 .1178 -.72 .1421 .1435 .1423 .1452 .1472 .1472 .1427 .1389 .1348 .1218 -.76 .1457 .1462 .1464 .1487 .1499 .1485 .1448 .1414 .1372 .1241 -.8 .1501 .1496 .1499 .1527 .153 .1512 .1479 .1432 .1388 .1249 -.82 .1509 .1505 .1519 .1533 .1534 .1522 .1489 .1435 .1397 .1249 -.84 .1521 .1522 .1535 .1536 .1529 .152 .1494 .1438 .1392 .1265 -.86 .1526 .1527 .1532 .1536 .1533 .1518 .1481 .1437 .1385 .125 -.88 .1513 .1519 .1521 .1527 .151 .15 .1462 .1419 .1367 .1242 -.9 .15 .1518 .151 .1514 .1504 .1476 .1446 .1394 .1354 .1233 -.91 .1476 .1499 .1501 .15 .1492 .1467 .1429 .1386 .1345 .1224 -.92 .1456 .1477 .1472 .1481 .1465 .1439 .14 .1373 .1319 .1225 # Us (m/sec) 16.97 17.01 16.91 16.72 16.67 16.44 17.03 17.18 17.11 17.02 # Ub (m/sec) 14.03 14.02 13.80 13.79 13.77 13.73 14.20 14.22 14.21 14.22