# Rectangular duct, roughened long base wall # # RMSu3/Us # # X2/B= 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 # X3/B .88 .0463 .0469 .0473 .0478 .048 .0475 .0464 .0439 .0428 .0445 .86 .046 .0463 .0467 .0472 .0474 .0467 .0453 .0433 .043 .0458 .84 .0452 .0459 .0463 .0468 .0468 .0462 .0447 .0429 .0433 .0471 .82 .0449 .0453 .046 .0465 .0464 .0456 .044 .0427 .044 .0486 .8 .0448 .045 .0457 .046 .046 .0452 .0437 .0428 .0448 .0501 .76 .0442 .0444 .0453 .0455 .0456 .0445 .0429 .0431 .0463 .0526 .72 .0439 .0438 .0449 .0453 .0448 .0439 .0426 .0434 .0481 .0549 .68 .0435 .0437 .0444 .0445 .0442 .0434 .0424 .044 .0493 .056 .64 .043 .0433 .044 .0444 .0437 .0426 .0419 .0443 .0505 .0574 .6 .0427 .0431 .0438 .0438 .0434 .0422 .042 .0449 .0513 .0582 .52 .0423 .0424 .0435 .0434 .0424 .0416 .0419 .0458 .0524 .0596 .44 .0426 .0421 .0431 .0433 .0426 .0417 .0422 .046 .0531 .0607 .36 .0426 .0422 .0433 .0434 .0429 .042 .043 .0471 .0538 .0614 .28 .043 .0431 .0443 .0443 .0443 .0437 .0445 .0482 .0543 .0617 .2 .0443 .0442 .0455 .0458 .0458 .0459 .0462 .0492 .0548 .0626 .1 .047 .0467 .0484 .049 .0491 .0493 .0498 .0518 .0561 .0635 0 .0494 .0496 .0518 .0524 .0533 .0529 .0538 .0546 .0574 .0641 -.1 .054 .0531 .0556 .0563 .0574 .0582 .0582 .058 .0589 .0644 -.2 .058 .0576 .0593 .0606 .0621 .0628 .0625 .0621 .0609 .0647 -.28 .0615 .0616 .063 .0647 .0652 .0662 .0663 .0649 .0628 .0658 -.36 .0653 .0648 .0674 .0675 .0688 .0698 .0691 .0678 .0648 .0659 -.44 .0691 .0688 .0704 .0708 .0719 .0727 .0725 .0709 .067 .0663 -.52 .0735 .0725 .074 .0737 .0748 .0752 .0749 .0727 .0689 .0665 -.6 .076 .0748 .0769 .0769 .0774 .0774 .0771 .0747 .0709 .0671 -.64 .0777 .077 .0783 .0781 .0782 .0784 .0777 .0756 .0718 .0671 -.68 .0787 .0785 .0796 .0792 .0795 .0789 .0778 .0761 .0721 .0673 -.72 .0799 .0796 .0803 .0803 .0798 .0792 .0779 .0767 .0731 .0676 -.76 .081 .0804 .0809 .0806 .0804 .0797 .0782 .077 .0731 .0679 -.8 .0819 .0813 .0822 .0811 .0806 .0798 .0785 .077 .0738 .0685 -.82 .082 .0815 .0828 .0819 .0812 .08 .0788 .0771 .0743 .0689 -.84 .0827 .0822 .0827 .082 .0812 .0799 .0788 .0771 .0744 .069 -.86 .0833 .0829 .0835 .0824 .0819 .0804 .0786 .0771 .0748 .0695 -.88 .0838 .083 .0838 .0828 .0821 .0803 .0786 .0774 .0747 .07 # Us (m/sec) 17.01 17.01 16.91 16.85 16.67 16.42 17.12 17.33 17.18 17.19 # Ub (m/sec) 14.03 14.02 13.80 13.79 13.77 13.73 14.22 14.20 14.21 14.21