XFOIL Version 6.96 Calculated polar for: NREL's S834 Airfoil 1 1 Reynolds number fixed Mach number fixed xtrf = 1.000 (top) 1.000 (bottom) Mach = 0.000 Re = 0.500 e 6 Ncrit = 5.000 alpha CL CD CDp CM Top_Xtr Bot_Xtr ------ -------- --------- --------- -------- -------- -------- -17.750 -0.8555 0.09565 0.09198 -0.0649 1.0000 0.0042 -17.500 -0.8742 0.08953 0.08576 -0.0673 1.0000 0.0042 -17.250 -0.9010 0.08220 0.07829 -0.0702 1.0000 0.0041 -17.000 -0.9182 0.07669 0.07267 -0.0721 1.0000 0.0041 -16.750 -0.9367 0.07112 0.06698 -0.0740 1.0000 0.0041 -16.500 -0.9563 0.06561 0.06135 -0.0758 1.0000 0.0042 -16.250 -0.9742 0.06055 0.05617 -0.0772 1.0000 0.0042 -16.000 -0.9886 0.05621 0.05171 -0.0782 1.0000 0.0041 -15.750 -1.0000 0.05250 0.04790 -0.0786 1.0000 0.0044 -15.500 -1.0144 0.04864 0.04391 -0.0789 1.0000 0.0044 -15.250 -1.0199 0.04531 0.04047 -0.0797 0.9996 0.0047 -15.000 -1.0165 0.04209 0.03712 -0.0820 0.9984 0.0048 -14.750 -1.0123 0.03910 0.03400 -0.0840 0.9969 0.0048 -14.500 -1.0044 0.03665 0.03142 -0.0857 0.9954 0.0052 -14.250 -0.9961 0.03425 0.02890 -0.0873 0.9939 0.0055 -14.000 -0.9893 0.03211 0.02666 -0.0881 0.9920 0.0060 -13.750 -0.9795 0.03038 0.02482 -0.0886 0.9898 0.0062 -13.500 -0.9679 0.02876 0.02312 -0.0892 0.9876 0.0069 -13.250 -0.9524 0.02743 0.02170 -0.0900 0.9858 0.0075 -13.000 -0.9356 0.02614 0.02032 -0.0908 0.9843 0.0084 -12.750 -0.9175 0.02486 0.01898 -0.0918 0.9830 0.0091 -12.500 -0.9030 0.02383 0.01789 -0.0915 0.9805 0.0100 -12.250 -0.8893 0.02291 0.01689 -0.0908 0.9771 0.0106 -12.000 -0.8701 0.02205 0.01597 -0.0910 0.9747 0.0121 -11.750 -0.8493 0.02114 0.01498 -0.0916 0.9729 0.0134 -11.500 -0.8256 0.02035 0.01417 -0.0925 0.9715 0.0159 -11.250 -0.8003 0.01957 0.01332 -0.0935 0.9704 0.0177 -11.000 -0.7864 0.01890 0.01265 -0.0922 0.9665 0.0205 -10.750 -0.7684 0.01834 0.01204 -0.0914 0.9628 0.0228 -10.500 -0.7467 0.01767 0.01135 -0.0914 0.9602 0.0260 -10.250 -0.7233 0.01705 0.01071 -0.0916 0.9582 0.0297 -10.000 -0.6983 0.01649 0.01011 -0.0920 0.9566 0.0335 -9.750 -0.6936 0.01612 0.00970 -0.0880 0.9492 0.0367 -9.500 -0.6734 0.01566 0.00921 -0.0871 0.9459 0.0408 -9.250 -0.6507 0.01517 0.00871 -0.0868 0.9437 0.0461 -9.000 -0.6366 0.01482 0.00835 -0.0846 0.9385 0.0518 -8.750 -0.6188 0.01442 0.00795 -0.0831 0.9339 0.0584 -8.500 -0.5956 0.01402 0.00754 -0.0827 0.9312 0.0656 -8.250 -0.5716 0.01355 0.00710 -0.0825 0.9291 0.0761 -8.000 -0.5580 0.01326 0.00681 -0.0800 0.9226 0.0845 -7.750 -0.5356 0.01291 0.00646 -0.0793 0.9190 0.0940 -7.500 -0.5107 0.01254 0.00610 -0.0791 0.9163 0.1043 -7.250 -0.4903 0.01223 0.00581 -0.0779 0.9119 0.1157 -7.000 -0.4694 0.01192 0.00553 -0.0769 0.9071 0.1282 -6.750 -0.4448 0.01158 0.00522 -0.0766 0.9038 0.1428 -6.500 -0.4179 0.01124 0.00490 -0.0768 0.9013 0.1581 -6.250 -0.3981 0.01101 0.00470 -0.0754 0.8953 0.1705 -6.000 -0.3732 0.01072 0.00444 -0.0751 0.8912 0.1870 -5.750 -0.3460 0.01041 0.00417 -0.0753 0.8881 0.2048 -5.500 -0.3237 0.01019 0.00398 -0.0744 0.8827 0.2212 -5.250 -0.2984 0.00995 0.00377 -0.0742 0.8781 0.2371 -5.000 -0.2710 0.00970 0.00355 -0.0743 0.8746 0.2566 -4.750 -0.2469 0.00951 0.00339 -0.0738 0.8695 0.2741 -4.500 -0.2217 0.00930 0.00323 -0.0735 0.8647 0.2924 -4.250 -0.1944 0.00910 0.00305 -0.0736 0.8609 0.3116 -4.000 -0.1693 0.00893 0.00293 -0.0732 0.8562 0.3309 -3.750 -0.1441 0.00877 0.00281 -0.0729 0.8513 0.3497 -3.500 -0.1171 0.00859 0.00267 -0.0729 0.8472 0.3708 -3.250 -0.0912 0.00845 0.00257 -0.0727 0.8427 0.3906 -3.000 -0.0661 0.00831 0.00249 -0.0724 0.8376 0.4100 -2.750 -0.0392 0.00817 0.00239 -0.0723 0.8333 0.4315 -2.500 -0.0128 0.00806 0.00232 -0.0722 0.8290 0.4513 -2.250 0.0125 0.00794 0.00226 -0.0718 0.8237 0.4714 -2.000 0.0395 0.00783 0.00219 -0.0718 0.8192 0.4927 -1.750 0.0658 0.00772 0.00214 -0.0717 0.8147 0.5136 -1.500 0.0915 0.00763 0.00211 -0.0713 0.8093 0.5346 -1.250 0.1186 0.00753 0.00207 -0.0713 0.8045 0.5557 -1.000 0.1447 0.00745 0.00205 -0.0711 0.7995 0.5763 -0.750 0.1708 0.00738 0.00204 -0.0708 0.7938 0.5970 -0.500 0.1982 0.00731 0.00201 -0.0708 0.7889 0.6180 -0.250 0.2236 0.00725 0.00203 -0.0704 0.7825 0.6383 0.000 0.2503 0.00720 0.00203 -0.0702 0.7759 0.6579 0.250 0.2758 0.00716 0.00205 -0.0697 0.7679 0.6772 0.500 0.3024 0.00714 0.00205 -0.0695 0.7599 0.6957 0.750 0.3274 0.00713 0.00209 -0.0689 0.7504 0.7129 1.000 0.3529 0.00712 0.00213 -0.0684 0.7412 0.7293 1.500 0.4034 0.00716 0.00222 -0.0673 0.7207 0.7587 1.750 0.4283 0.00720 0.00228 -0.0667 0.7092 0.7720 2.000 0.4528 0.00726 0.00235 -0.0660 0.6972 0.7847 2.250 0.4769 0.00733 0.00244 -0.0652 0.6848 0.7958 2.500 0.5002 0.00742 0.00253 -0.0642 0.6704 0.8059 2.750 0.5230 0.00753 0.00262 -0.0631 0.6545 0.8158 3.000 0.5449 0.00766 0.00274 -0.0619 0.6374 0.8251 3.250 0.5662 0.00781 0.00286 -0.0605 0.6199 0.8332 3.500 0.5867 0.00798 0.00297 -0.0590 0.6000 0.8420 3.750 0.6057 0.00817 0.00312 -0.0571 0.5787 0.8489 4.000 0.6239 0.00839 0.00327 -0.0552 0.5540 0.8570 4.250 0.6379 0.00863 0.00343 -0.0524 0.5264 0.8634 4.500 0.6511 0.00891 0.00360 -0.0495 0.4933 0.8710 4.750 0.6608 0.00929 0.00384 -0.0458 0.4555 0.8771 5.000 0.6730 0.00972 0.00412 -0.0429 0.4170 0.8842 5.250 0.6852 0.01014 0.00442 -0.0400 0.3824 0.8897 5.500 0.6972 0.01064 0.00475 -0.0371 0.3429 0.8962 5.750 0.7113 0.01106 0.00506 -0.0347 0.3107 0.9019 6.000 0.7253 0.01148 0.00538 -0.0322 0.2812 0.9077 6.250 0.7405 0.01193 0.00571 -0.0301 0.2510 0.9137 6.500 0.7536 0.01235 0.00603 -0.0275 0.2236 0.9191 6.750 0.7684 0.01278 0.00637 -0.0254 0.1993 0.9251 7.000 0.7830 0.01319 0.00673 -0.0231 0.1767 0.9307 7.250 0.7969 0.01363 0.00709 -0.0209 0.1551 0.9369 7.500 0.8109 0.01411 0.00748 -0.0187 0.1322 0.9430 7.750 0.8247 0.01458 0.00787 -0.0165 0.1126 0.9495 8.000 0.8402 0.01506 0.00829 -0.0147 0.0949 0.9564 8.250 0.8587 0.01554 0.00874 -0.0135 0.0817 0.9635 8.500 0.8801 0.01607 0.00924 -0.0131 0.0694 0.9709 8.750 0.9039 0.01665 0.00980 -0.0133 0.0577 0.9789 9.250 0.9437 0.01789 0.01095 -0.0123 0.0376 1.0000 9.500 0.9599 0.01855 0.01157 -0.0110 0.0304 1.0000 9.750 0.9767 0.01918 0.01220 -0.0099 0.0250 1.0000 10.000 0.9928 0.01986 0.01287 -0.0087 0.0211 1.0000 10.250 1.0093 0.02051 0.01354 -0.0076 0.0181 1.0000 10.500 1.0244 0.02126 0.01431 -0.0064 0.0159 1.0000 10.750 1.0399 0.02199 0.01506 -0.0052 0.0133 1.0000 11.000 1.0540 0.02281 0.01589 -0.0039 0.0113 1.0000 11.250 1.0683 0.02362 0.01675 -0.0026 0.0102 1.0000 11.500 1.0825 0.02445 0.01763 -0.0014 0.0091 1.0000 11.750 1.0953 0.02539 0.01860 -0.0001 0.0081 1.0000 12.000 1.1074 0.02639 0.01966 0.0012 0.0077 1.0000 12.250 1.1195 0.02741 0.02074 0.0025 0.0069 1.0000 12.500 1.1312 0.02847 0.02187 0.0037 0.0063 1.0000 12.750 1.1420 0.02961 0.02310 0.0049 0.0058 1.0000 13.000 1.1516 0.03087 0.02441 0.0062 0.0054 1.0000 13.250 1.1579 0.03243 0.02603 0.0076 0.0048 1.0000 13.500 1.1663 0.03383 0.02753 0.0088 0.0049 1.0000 13.750 1.1744 0.03531 0.02910 0.0098 0.0046 1.0000 14.000 1.1808 0.03697 0.03085 0.0109 0.0045 1.0000 14.250 1.1868 0.03870 0.03268 0.0119 0.0042 1.0000 14.500 1.1920 0.04057 0.03465 0.0127 0.0041 1.0000 14.750 1.1965 0.04256 0.03673 0.0135 0.0039 1.0000 15.000 1.1986 0.04484 0.03912 0.0141 0.0038 1.0000 15.250 1.2013 0.04716 0.04155 0.0146 0.0038 1.0000 15.500 1.2022 0.04975 0.04424 0.0149 0.0037 1.0000 15.750 1.2029 0.05247 0.04709 0.0151 0.0037 1.0000 16.000 1.2025 0.05539 0.05012 0.0150 0.0036 1.0000 16.250 1.2000 0.05870 0.05355 0.0147 0.0036 1.0000 16.500 1.1977 0.06213 0.05711 0.0141 0.0036 1.0000 16.750 1.1926 0.06608 0.06117 0.0132 0.0034 1.0000 17.000 1.1865 0.07030 0.06551 0.0120 0.0033 1.0000 17.250 1.1763 0.07536 0.07071 0.0103 0.0032 1.0000 17.500 1.1702 0.07996 0.07544 0.0085 0.0032 1.0000 17.750 1.1617 0.08516 0.08077 0.0063 0.0033 1.0000 18.000 1.1506 0.09094 0.08670 0.0036 0.0033 1.0000 18.250 1.1320 0.09829 0.09420 0.0000 0.0032 1.0000 18.500 1.1256 0.10367 0.09971 -0.0028 0.0032 1.0000 18.750 1.1069 0.11146 0.10765 -0.0070 0.0032 1.0000 19.000 1.0979 0.11751 0.11383 -0.0103 0.0032 1.0000 19.250 1.0828 0.12491 0.12137 -0.0145 0.0033 1.0000