XFOIL Version 6.96 Calculated polar for: NREL's S815 Airfoil 1 1 Reynolds number fixed Mach number fixed xtrf = 1.000 (top) 1.000 (bottom) Mach = 0.000 Re = 1.000 e 6 Ncrit = 5.000 alpha CL CD CDp CM Top_Xtr Bot_Xtr ------ -------- --------- --------- -------- -------- -------- -14.750 -0.8523 0.06870 0.06555 -0.0718 0.9858 0.2516 -14.500 -0.8384 0.06748 0.06432 -0.0725 0.9852 0.2524 -14.250 -0.8208 0.06597 0.06279 -0.0743 0.9842 0.2533 -13.750 -0.9784 0.04304 0.03948 -0.0837 0.9808 0.2621 -13.500 -0.9697 0.03911 0.03544 -0.0892 0.9795 0.2629 -13.250 -0.9556 0.03653 0.03277 -0.0929 0.9778 0.2634 -13.000 -0.9690 0.03415 0.03032 -0.0913 0.9729 0.2637 -12.750 -0.9578 0.03211 0.02821 -0.0934 0.9703 0.2640 -12.500 -0.9351 0.03074 0.02680 -0.0960 0.9685 0.2644 -12.250 -0.9075 0.02965 0.02568 -0.0988 0.9671 0.2651 -12.000 -0.8777 0.02853 0.02453 -0.1021 0.9659 0.2658 -11.750 -0.8514 0.02731 0.02327 -0.1051 0.9650 0.2665 -11.500 -0.8651 0.02615 0.02209 -0.1009 0.9577 0.2671 -11.250 -0.8482 0.02491 0.02082 -0.1022 0.9542 0.2676 -11.000 -0.8280 0.02375 0.01963 -0.1039 0.9521 0.2681 -10.750 -0.8050 0.02263 0.01849 -0.1061 0.9503 0.2686 -10.500 -0.8273 0.02150 0.01733 -0.1005 0.9401 0.2691 -10.250 -0.8137 0.02039 0.01618 -0.1008 0.9354 0.2695 -10.000 -0.8373 0.01923 0.01499 -0.0949 0.9202 0.2699 -9.500 -0.7908 0.01719 0.01285 -0.0982 0.8967 0.2707 -9.250 -0.6987 0.01673 0.01231 -0.1110 0.8849 0.2712 -9.000 -0.6359 0.01623 0.01160 -0.1189 0.8456 0.2716 -8.750 -0.6355 0.01560 0.01073 -0.1163 0.7982 0.2720 -8.500 -0.6301 0.01496 0.00994 -0.1145 0.7663 0.2725 -8.250 -0.6186 0.01437 0.00921 -0.1137 0.7400 0.2728 -8.000 -0.6018 0.01383 0.00855 -0.1137 0.7179 0.2732 -7.750 -0.5809 0.01337 0.00797 -0.1142 0.6981 0.2736 -7.500 -0.5579 0.01304 0.00754 -0.1146 0.6802 0.2740 -7.250 -0.5342 0.01282 0.00723 -0.1148 0.6640 0.2745 -7.000 -0.5096 0.01263 0.00696 -0.1150 0.6491 0.2749 -6.750 -0.4846 0.01247 0.00672 -0.1152 0.6346 0.2753 -6.500 -0.4583 0.01231 0.00649 -0.1155 0.6211 0.2757 -6.250 -0.4318 0.01217 0.00628 -0.1159 0.6087 0.2761 -6.000 -0.4053 0.01206 0.00609 -0.1162 0.5958 0.2764 -5.750 -0.3778 0.01193 0.00591 -0.1166 0.5836 0.2767 -5.500 -0.3503 0.01183 0.00574 -0.1170 0.5728 0.2770 -5.250 -0.3223 0.01173 0.00558 -0.1175 0.5619 0.2772 -5.000 -0.2942 0.01164 0.00543 -0.1179 0.5531 0.2775 -4.750 -0.2655 0.01154 0.00529 -0.1184 0.5443 0.2777 -4.500 -0.2372 0.01147 0.00517 -0.1189 0.5360 0.2779 -4.250 -0.2080 0.01139 0.00504 -0.1195 0.5288 0.2781 -4.000 -0.1793 0.01132 0.00493 -0.1199 0.5211 0.2783 -3.750 -0.1502 0.01125 0.00482 -0.1205 0.5147 0.2786 -3.500 -0.1205 0.01113 0.00468 -0.1212 0.5084 0.2794 -3.250 -0.0912 0.01104 0.00456 -0.1218 0.5019 0.2801 -3.000 -0.0616 0.01096 0.00445 -0.1224 0.4963 0.2808 -2.750 -0.0316 0.01087 0.00435 -0.1230 0.4914 0.2816 -2.500 -0.0018 0.01080 0.00426 -0.1236 0.4857 0.2823 -2.250 0.0275 0.01076 0.00419 -0.1242 0.4799 0.2829 -2.000 0.0575 0.01070 0.00412 -0.1248 0.4756 0.2836 -1.750 0.0875 0.01065 0.00406 -0.1253 0.4711 0.2842 -1.500 0.1172 0.01061 0.00401 -0.1258 0.4667 0.2849 -1.250 0.1465 0.01059 0.00397 -0.1263 0.4625 0.2855 -1.000 0.1759 0.01057 0.00394 -0.1267 0.4587 0.2862 -0.750 0.2058 0.01053 0.00390 -0.1272 0.4560 0.2869 -0.500 0.2354 0.01050 0.00387 -0.1276 0.4530 0.2875 -0.250 0.2649 0.01048 0.00385 -0.1280 0.4498 0.2882 0.000 0.2941 0.01047 0.00384 -0.1283 0.4467 0.2889 0.250 0.3231 0.01047 0.00383 -0.1286 0.4435 0.2895 0.500 0.3519 0.01048 0.00383 -0.1288 0.4403 0.2902 0.750 0.3816 0.01047 0.00382 -0.1292 0.4385 0.2908 1.000 0.4111 0.01046 0.00383 -0.1295 0.4365 0.2914 1.250 0.4404 0.01046 0.00383 -0.1298 0.4340 0.2919 1.500 0.4694 0.01047 0.00385 -0.1300 0.4314 0.2924 1.750 0.4982 0.01049 0.00387 -0.1302 0.4289 0.2929 2.000 0.5269 0.01052 0.00390 -0.1304 0.4266 0.2933 2.250 0.5556 0.01055 0.00393 -0.1305 0.4243 0.2941 2.500 0.5846 0.01058 0.00397 -0.1308 0.4218 0.2957 2.750 0.6141 0.01058 0.00400 -0.1311 0.4205 0.2972 3.000 0.6437 0.01059 0.00405 -0.1314 0.4192 0.2986 3.250 0.6731 0.01061 0.00410 -0.1317 0.4177 0.3000 3.500 0.7023 0.01063 0.00416 -0.1319 0.4161 0.3012 3.750 0.7313 0.01067 0.00423 -0.1320 0.4140 0.3024 4.000 0.7598 0.01072 0.00429 -0.1321 0.4111 0.3036 4.250 0.7878 0.01079 0.00437 -0.1321 0.4077 0.3047 4.500 0.8150 0.01090 0.00447 -0.1319 0.4035 0.3059 4.750 0.8438 0.01095 0.00455 -0.1320 0.4006 0.3069 5.000 0.8725 0.01100 0.00463 -0.1321 0.3969 0.3079 5.250 0.9002 0.01108 0.00473 -0.1320 0.3924 0.3087 5.500 0.9270 0.01120 0.00484 -0.1317 0.3871 0.3103 5.750 0.9546 0.01129 0.00495 -0.1316 0.3826 0.3125 6.000 0.9828 0.01136 0.00506 -0.1316 0.3767 0.3145 6.250 1.0092 0.01150 0.00519 -0.1313 0.3695 0.3165 6.500 1.0359 0.01162 0.00534 -0.1310 0.3637 0.3185 6.750 1.0626 0.01175 0.00548 -0.1307 0.3549 0.3204 7.000 1.0877 0.01194 0.00564 -0.1302 0.3448 0.3222 7.250 1.1110 0.01222 0.00586 -0.1293 0.3272 0.3237 7.500 1.1279 0.01279 0.00624 -0.1275 0.2920 0.3248 7.750 1.1415 0.01352 0.00678 -0.1252 0.2562 0.3272 8.000 1.1560 0.01421 0.00734 -0.1231 0.2282 0.3296 8.250 1.1714 0.01486 0.00787 -0.1212 0.2031 0.3321 8.500 1.1832 0.01563 0.00851 -0.1188 0.1777 0.3345 8.750 1.1951 0.01639 0.00916 -0.1164 0.1541 0.3368 9.250 1.2183 0.01793 0.01052 -0.1117 0.1193 0.3405 9.500 1.2316 0.01865 0.01119 -0.1097 0.1072 0.3425 9.750 1.2435 0.01942 0.01194 -0.1075 0.0962 0.3451 10.000 1.2564 0.02018 0.01268 -0.1056 0.0870 0.3477 10.250 1.2689 0.02097 0.01347 -0.1037 0.0798 0.3502 10.500 1.2801 0.02186 0.01434 -0.1017 0.0731 0.3524 10.750 1.2905 0.02283 0.01531 -0.0998 0.0668 0.3545 11.000 1.3012 0.02381 0.01629 -0.0980 0.0614 0.3563 11.250 1.3106 0.02491 0.01740 -0.0961 0.0569 0.3577 11.500 1.3189 0.02615 0.01865 -0.0944 0.0520 0.3600 11.750 1.3290 0.02735 0.01988 -0.0929 0.0487 0.3626 12.000 1.3366 0.02877 0.02132 -0.0914 0.0453 0.3651 12.250 1.3455 0.03017 0.02276 -0.0901 0.0425 0.3675 12.500 1.3520 0.03183 0.02445 -0.0888 0.0397 0.3698 12.750 1.3599 0.03346 0.02612 -0.0877 0.0374 0.3719 13.000 1.3651 0.03539 0.02807 -0.0867 0.0351 0.3737 13.250 1.3716 0.03729 0.03001 -0.0859 0.0331 0.3752 13.500 1.3766 0.03942 0.03219 -0.0851 0.0311 0.3775 13.750 1.3816 0.04163 0.03445 -0.0846 0.0295 0.3802 14.000 1.3863 0.04393 0.03681 -0.0841 0.0278 0.3830 14.250 1.3891 0.04650 0.03943 -0.0837 0.0263 0.3857 14.500 1.3937 0.04895 0.04194 -0.0835 0.0252 0.3884 14.750 1.3970 0.05160 0.04464 -0.0833 0.0240 0.3909 15.000 1.3989 0.05445 0.04754 -0.0833 0.0229 0.3928 15.250 1.4021 0.05723 0.05038 -0.0833 0.0219 0.3953 15.500 1.4054 0.06005 0.05326 -0.0835 0.0209 0.3983 15.750 1.4075 0.06308 0.05635 -0.0837 0.0200 0.4010 16.000 1.4089 0.06624 0.05957 -0.0840 0.0193 0.4037 16.250 1.4124 0.06916 0.06256 -0.0843 0.0186 0.4064 16.500 1.4147 0.07230 0.06575 -0.0848 0.0178 0.4088 16.750 1.4163 0.07558 0.06908 -0.0853 0.0171 0.4108 17.000 1.4182 0.07883 0.07239 -0.0858 0.0164 0.4134 17.250 1.4208 0.08208 0.07571 -0.0865 0.0159 0.4167 17.500 1.4243 0.08520 0.07890 -0.0872 0.0153 0.4200 17.750 1.4261 0.08863 0.08239 -0.0880 0.0149 0.4232 18.000 1.4285 0.09194 0.08576 -0.0888 0.0142 0.4263