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 = 0.200 e 6 Ncrit = 5.000 alpha CL CD CDp CM Top_Xtr Bot_Xtr ------ -------- --------- --------- -------- -------- -------- -18.000 -0.6346 0.14168 0.13769 -0.0466 1.0000 0.0120 -17.750 -0.6601 0.13205 0.12795 -0.0506 1.0000 0.0120 -17.500 -0.6798 0.12412 0.11987 -0.0539 1.0000 0.0116 -17.250 -0.6983 0.11686 0.11257 -0.0570 1.0000 0.0121 -17.000 -0.7143 0.11027 0.10583 -0.0597 1.0000 0.0118 -16.750 -0.7305 0.10392 0.09938 -0.0622 1.0000 0.0118 -16.500 -0.7483 0.09750 0.09289 -0.0649 1.0000 0.0121 -16.250 -0.7652 0.09140 0.08671 -0.0674 1.0000 0.0122 -16.000 -0.7800 0.08589 0.08109 -0.0695 1.0000 0.0123 -15.750 -0.7961 0.08038 0.07547 -0.0715 1.0000 0.0123 -15.500 -0.8119 0.07503 0.07004 -0.0735 1.0000 0.0127 -15.250 -0.8262 0.07016 0.06506 -0.0752 1.0000 0.0130 -15.000 -0.8400 0.06570 0.06048 -0.0763 1.0000 0.0130 -14.750 -0.8525 0.06158 0.05626 -0.0772 1.0000 0.0132 -14.500 -0.8639 0.05781 0.05238 -0.0778 1.0000 0.0137 -14.250 -0.8732 0.05455 0.04902 -0.0780 1.0000 0.0143 -14.000 -0.8854 0.05120 0.04555 -0.0777 1.0000 0.0145 -13.750 -0.8956 0.04832 0.04256 -0.0770 1.0000 0.0147 -13.500 -0.9035 0.04586 0.03997 -0.0760 1.0000 0.0156 -13.250 -0.9133 0.04345 0.03744 -0.0744 1.0000 0.0158 -13.000 -0.9208 0.04145 0.03530 -0.0725 1.0000 0.0164 -12.750 -0.9322 0.03937 0.03314 -0.0700 1.0000 0.0169 -12.500 -0.9449 0.03743 0.03112 -0.0671 1.0000 0.0174 -12.250 -0.9355 0.03531 0.02892 -0.0683 0.9970 0.0188 -12.000 -0.9214 0.03371 0.02719 -0.0693 0.9942 0.0205 -11.750 -0.9082 0.03229 0.02562 -0.0696 0.9910 0.0224 -11.500 -0.8970 0.03077 0.02393 -0.0695 0.9872 0.0239 -11.250 -0.8838 0.02929 0.02239 -0.0699 0.9838 0.0262 -11.000 -0.8683 0.02827 0.02126 -0.0698 0.9804 0.0290 -10.750 -0.8545 0.02741 0.02026 -0.0688 0.9757 0.0315 -10.250 -0.8232 0.02542 0.01814 -0.0680 0.9685 0.0381 -10.000 -0.8136 0.02480 0.01740 -0.0656 0.9624 0.0413 -9.750 -0.7946 0.02392 0.01650 -0.0653 0.9588 0.0465 -9.500 -0.7689 0.02322 0.01570 -0.0660 0.9567 0.0526 -9.250 -0.7618 0.02259 0.01504 -0.0629 0.9498 0.0578 -9.000 -0.7394 0.02198 0.01435 -0.0627 0.9463 0.0652 -8.750 -0.7145 0.02126 0.01363 -0.0632 0.9439 0.0746 -8.500 -0.7003 0.02075 0.01310 -0.0612 0.9387 0.0827 -8.000 -0.6559 0.01969 0.01199 -0.0604 0.9314 0.1039 -7.750 -0.6280 0.01915 0.01145 -0.0611 0.9296 0.1178 -7.500 -0.6179 0.01878 0.01107 -0.0581 0.9227 0.1289 -7.250 -0.5941 0.01832 0.01062 -0.0579 0.9193 0.1440 -7.000 -0.5663 0.01787 0.01017 -0.0584 0.9171 0.1605 -6.750 -0.5368 0.01738 0.00972 -0.0593 0.9155 0.1784 -6.500 -0.5269 0.01713 0.00947 -0.0561 0.9080 0.1919 -6.250 -0.5008 0.01672 0.00910 -0.0562 0.9052 0.2117 -6.000 -0.4713 0.01632 0.00870 -0.0570 0.9032 0.2327 -5.750 -0.4404 0.01590 0.00833 -0.0580 0.9018 0.2541 -5.500 -0.4299 0.01572 0.00817 -0.0548 0.8941 0.2702 -5.250 -0.4019 0.01537 0.00785 -0.0552 0.8914 0.2922 -5.000 -0.3716 0.01500 0.00752 -0.0560 0.8895 0.3157 -4.750 -0.3397 0.01464 0.00720 -0.0571 0.8881 0.3398 -4.500 -0.3273 0.01450 0.00710 -0.0542 0.8807 0.3582 -4.250 -0.2991 0.01420 0.00685 -0.0545 0.8779 0.3820 -4.000 -0.2680 0.01390 0.00658 -0.0554 0.8760 0.4068 -3.750 -0.2354 0.01359 0.00634 -0.0565 0.8744 0.4326 -3.500 -0.2202 0.01348 0.00628 -0.0542 0.8677 0.4531 -3.250 -0.1921 0.01324 0.00611 -0.0544 0.8645 0.4774 -3.000 -0.1608 0.01299 0.00591 -0.0552 0.8623 0.5024 -2.750 -0.1282 0.01273 0.00572 -0.0563 0.8605 0.5274 -2.500 -0.1094 0.01266 0.00571 -0.0545 0.8544 0.5499 -2.250 -0.0822 0.01249 0.00561 -0.0545 0.8507 0.5740 -2.000 -0.0509 0.01229 0.00548 -0.0552 0.8482 0.5985 -1.750 -0.0174 0.01210 0.00536 -0.0563 0.8462 0.6230 -1.500 0.0015 0.01209 0.00542 -0.0545 0.8399 0.6440 -1.250 0.0296 0.01198 0.00538 -0.0545 0.8360 0.6667 -1.000 0.0621 0.01186 0.00532 -0.0554 0.8334 0.6879 -0.750 0.0966 0.01174 0.00525 -0.0566 0.8313 0.7086 -0.500 0.1127 0.01182 0.00540 -0.0542 0.8236 0.7268 -0.250 0.1437 0.01177 0.00540 -0.0547 0.8201 0.7440 0.000 0.1781 0.01171 0.00536 -0.0558 0.8175 0.7598 0.250 0.1962 0.01181 0.00552 -0.0537 0.8101 0.7746 0.500 0.2267 0.01179 0.00553 -0.0541 0.8058 0.7880 0.750 0.2588 0.01177 0.00553 -0.0548 0.8019 0.8004 1.000 0.2786 0.01186 0.00566 -0.0530 0.7940 0.8121 1.250 0.3123 0.01183 0.00564 -0.0539 0.7893 0.8215 1.500 0.3320 0.01191 0.00575 -0.0521 0.7806 0.8322 1.750 0.3651 0.01185 0.00568 -0.0530 0.7748 0.8423 2.000 0.3842 0.01194 0.00581 -0.0510 0.7651 0.8509 2.250 0.4119 0.01193 0.00581 -0.0508 0.7571 0.8595 2.500 0.4367 0.01194 0.00584 -0.0499 0.7479 0.8679 2.750 0.4585 0.01198 0.00591 -0.0485 0.7375 0.8755 3.000 0.4834 0.01199 0.00592 -0.0478 0.7275 0.8839 3.250 0.5102 0.01199 0.00594 -0.0473 0.7171 0.8900 3.500 0.5304 0.01202 0.00599 -0.0456 0.7047 0.8984 3.750 0.5522 0.01205 0.00604 -0.0441 0.6917 0.9047 4.000 0.5731 0.01207 0.00606 -0.0426 0.6774 0.9127 4.250 0.5960 0.01210 0.00612 -0.0414 0.6619 0.9186 4.500 0.6167 0.01215 0.00615 -0.0398 0.6450 0.9263 4.750 0.6378 0.01222 0.00622 -0.0383 0.6249 0.9326 5.000 0.6572 0.01230 0.00626 -0.0365 0.6036 0.9403 5.250 0.6786 0.01245 0.00636 -0.0352 0.5772 0.9465 5.500 0.6961 0.01263 0.00649 -0.0332 0.5491 0.9546 5.750 0.7181 0.01294 0.00669 -0.0322 0.5110 0.9605 6.000 0.7344 0.01333 0.00692 -0.0302 0.4697 0.9687 6.250 0.7553 0.01393 0.00730 -0.0295 0.4201 0.9745 6.500 0.7727 0.01458 0.00775 -0.0283 0.3731 0.9821 6.750 0.7947 0.01531 0.00828 -0.0282 0.3280 0.9877 7.000 0.8160 0.01601 0.00884 -0.0280 0.2881 0.9947 7.250 0.8269 0.01660 0.00929 -0.0257 0.2567 1.0000 7.500 0.8261 0.01698 0.00959 -0.0209 0.2333 1.0000 7.750 0.8316 0.01751 0.01001 -0.0175 0.2092 1.0000 8.000 0.8411 0.01813 0.01052 -0.0149 0.1850 1.0000 8.250 0.8530 0.01879 0.01109 -0.0129 0.1616 1.0000 8.500 0.8651 0.01952 0.01172 -0.0109 0.1395 1.0000 8.750 0.8782 0.02026 0.01241 -0.0092 0.1191 1.0000 9.000 0.8909 0.02108 0.01313 -0.0075 0.1010 1.0000 9.250 0.9044 0.02188 0.01388 -0.0060 0.0851 1.0000 9.500 0.9178 0.02271 0.01468 -0.0045 0.0724 1.0000 9.750 0.9307 0.02360 0.01554 -0.0030 0.0612 1.0000 10.000 0.9437 0.02451 0.01644 -0.0015 0.0523 1.0000 10.250 0.9567 0.02544 0.01739 -0.0001 0.0448 1.0000 10.500 0.9677 0.02652 0.01846 0.0015 0.0386 1.0000 10.750 0.9802 0.02752 0.01952 0.0028 0.0333 1.0000 11.000 0.9892 0.02879 0.02082 0.0044 0.0295 1.0000 11.250 1.0016 0.02982 0.02195 0.0057 0.0255 1.0000 11.500 1.0108 0.03113 0.02327 0.0071 0.0224 1.0000 11.750 1.0199 0.03246 0.02468 0.0084 0.0200 1.0000 12.000 1.0290 0.03381 0.02613 0.0097 0.0183 1.0000 12.250 1.0376 0.03523 0.02761 0.0109 0.0166 1.0000 12.500 1.0400 0.03720 0.02966 0.0124 0.0153 1.0000 12.750 1.0463 0.03892 0.03150 0.0136 0.0144 1.0000 13.000 1.0517 0.04074 0.03345 0.0147 0.0134 1.0000 13.250 1.0581 0.04252 0.03533 0.0155 0.0124 1.0000 13.500 1.0610 0.04468 0.03760 0.0164 0.0120 1.0000 13.750 1.0642 0.04684 0.03987 0.0170 0.0112 1.0000 14.000 1.0618 0.04968 0.04281 0.0177 0.0108 1.0000 14.250 1.0670 0.05186 0.04515 0.0180 0.0099 1.0000 14.500 1.0680 0.05454 0.04797 0.0183 0.0096 1.0000 14.750 1.0686 0.05736 0.05093 0.0183 0.0091 1.0000 15.000 1.0667 0.06058 0.05430 0.0181 0.0088 1.0000 15.250 1.0647 0.06394 0.05780 0.0177 0.0086 1.0000 15.500 1.0617 0.06752 0.06153 0.0170 0.0085 1.0000 15.750 1.0577 0.07141 0.06556 0.0161 0.0083 1.0000 16.000 1.0530 0.07555 0.06984 0.0148 0.0082 1.0000 16.250 1.0462 0.08014 0.07458 0.0132 0.0080 1.0000 16.500 1.0403 0.08477 0.07937 0.0114 0.0080 1.0000 16.750 1.0309 0.09017 0.08490 0.0090 0.0078 1.0000 17.000 1.0218 0.09572 0.09058 0.0063 0.0076 1.0000 17.250 1.0098 0.10197 0.09698 0.0032 0.0075 1.0000 17.500 0.9998 0.10805 0.10324 0.0000 0.0075 1.0000 17.750 0.9896 0.11439 0.10974 -0.0035 0.0076 1.0000 18.000 0.9773 0.12135 0.11685 -0.0074 0.0075 1.0000 18.250 0.9619 0.12911 0.12475 -0.0120 0.0074 1.0000 18.500 0.9504 0.13645 0.13228 -0.0164 0.0075 1.0000 18.750 0.9343 0.14497 0.14094 -0.0215 0.0075 1.0000 19.000 0.9108 0.15613 0.15234 -0.0281 0.0077 1.0000