NREL's S834 Airfoil (s834-nr) Xfoil prediction polar at RE=500,000 Ncrit=9
| Details | Polar file |
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Airfoil: NREL's S834 Airfoil (s834-nr) Reynolds number: 500,000 Max Cl/Cd: 81.22 at α=5.25° Description: Mach=0 Ncrit=9 Source: Xfoil prediction Download polar: xf-s834-nr-500000.txt Download as CSV file: xf-s834-nr-500000.csv |
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 = 9.000
alpha CL CD CDp CM Top_Xtr Bot_Xtr
------ -------- --------- --------- -------- -------- --------
-19.000 -0.7001 0.14055 0.13773 -0.0470 1.0000 0.0073
-18.750 -0.7241 0.13197 0.12902 -0.0506 1.0000 0.0070
-18.500 -0.7402 0.12521 0.12216 -0.0534 1.0000 0.0070
-18.250 -0.7545 0.11889 0.11577 -0.0561 1.0000 0.0073
-18.000 -0.7721 0.11234 0.10911 -0.0587 1.0000 0.0072
-17.750 -0.7884 0.10616 0.10283 -0.0611 1.0000 0.0072
-17.500 -0.8012 0.10073 0.09732 -0.0632 1.0000 0.0073
-17.250 -0.8205 0.09449 0.09096 -0.0655 1.0000 0.0072
-17.000 -0.8332 0.08935 0.08573 -0.0673 1.0000 0.0072
-16.750 -0.8473 0.08408 0.08036 -0.0692 1.0000 0.0073
-16.500 -0.8631 0.07874 0.07492 -0.0710 1.0000 0.0075
-16.250 -0.8795 0.07358 0.06965 -0.0725 1.0000 0.0074
-16.000 -0.8958 0.06864 0.06461 -0.0739 1.0000 0.0073
-15.750 -0.9045 0.06469 0.06055 -0.0750 1.0000 0.0076
-15.500 -0.9224 0.05987 0.05560 -0.0760 1.0000 0.0076
-15.250 -0.9302 0.05640 0.05203 -0.0765 1.0000 0.0079
-15.000 -0.9423 0.05270 0.04823 -0.0768 1.0000 0.0079
-14.750 -0.9598 0.04865 0.04406 -0.0768 1.0000 0.0078
-14.500 -0.9666 0.04592 0.04121 -0.0763 1.0000 0.0081
-14.250 -0.9869 0.04216 0.03731 -0.0753 1.0000 0.0083
-14.000 -1.0046 0.03903 0.03408 -0.0737 1.0000 0.0086
-13.750 -1.0155 0.03679 0.03175 -0.0717 1.0000 0.0086
-13.500 -1.0322 0.03440 0.02928 -0.0689 1.0000 0.0091
-13.250 -1.0400 0.03290 0.02772 -0.0660 1.0000 0.0093
-13.000 -1.0342 0.03136 0.02610 -0.0656 0.9989 0.0100
-12.750 -1.0193 0.02965 0.02427 -0.0669 0.9964 0.0108
-12.500 -0.9996 0.02838 0.02288 -0.0683 0.9943 0.0115
-12.250 -0.9941 0.02633 0.02070 -0.0681 0.9907 0.0126
-12.000 -0.9760 0.02529 0.01963 -0.0686 0.9875 0.0142
-11.750 -0.9549 0.02429 0.01854 -0.0695 0.9849 0.0157
-11.500 -0.9315 0.02337 0.01753 -0.0707 0.9831 0.0178
-11.250 -0.9204 0.02245 0.01660 -0.0694 0.9782 0.0199
-11.000 -0.8997 0.02181 0.01587 -0.0694 0.9746 0.0221
-10.750 -0.8767 0.02103 0.01500 -0.0699 0.9721 0.0246
-10.500 -0.8521 0.02021 0.01418 -0.0708 0.9703 0.0286
-10.250 -0.8417 0.01990 0.01382 -0.0680 0.9639 0.0310
-10.000 -0.8208 0.01904 0.01293 -0.0678 0.9605 0.0357
-9.750 -0.7921 0.01846 0.01232 -0.0689 0.9588 0.0407
-9.500 -0.7638 0.01772 0.01158 -0.0700 0.9574 0.0476
-9.250 -0.7518 0.01735 0.01116 -0.0674 0.9512 0.0524
-9.000 -0.7288 0.01671 0.01053 -0.0672 0.9478 0.0607
-8.750 -0.7002 0.01617 0.01000 -0.0680 0.9460 0.0703
-8.500 -0.6694 0.01566 0.00950 -0.0693 0.9447 0.0816
-8.250 -0.6371 0.01513 0.00902 -0.0709 0.9437 0.0956
-8.000 -0.6264 0.01485 0.00874 -0.0678 0.9371 0.1054
-7.750 -0.6003 0.01440 0.00833 -0.0680 0.9343 0.1203
-7.500 -0.5696 0.01392 0.00791 -0.0692 0.9327 0.1371
-7.250 -0.5374 0.01348 0.00752 -0.0706 0.9315 0.1546
-7.000 -0.5053 0.01306 0.00714 -0.0719 0.9304 0.1735
-6.750 -0.4736 0.01262 0.00677 -0.0732 0.9294 0.1943
-6.500 -0.4637 0.01241 0.00661 -0.0697 0.9217 0.2100
-6.250 -0.4344 0.01205 0.00627 -0.0703 0.9196 0.2305
-6.000 -0.4038 0.01165 0.00594 -0.0712 0.9180 0.2518
-5.500 -0.3411 0.01089 0.00532 -0.0733 0.9154 0.2993
-5.250 -0.3274 0.01075 0.00520 -0.0706 0.9083 0.3175
-5.000 -0.2988 0.01042 0.00494 -0.0710 0.9058 0.3400
-4.750 -0.2684 0.01010 0.00468 -0.0717 0.9040 0.3638
-4.500 -0.2373 0.00978 0.00442 -0.0726 0.9024 0.3884
-4.250 -0.2162 0.00961 0.00430 -0.0714 0.8974 0.4097
-4.000 -0.1905 0.00939 0.00413 -0.0711 0.8935 0.4327
-3.750 -0.1612 0.00912 0.00393 -0.0715 0.8910 0.4566
-3.500 -0.1300 0.00886 0.00373 -0.0724 0.8890 0.4814
-3.250 -0.1051 0.00870 0.00362 -0.0719 0.8848 0.5042
-3.000 -0.0807 0.00854 0.00353 -0.0713 0.8801 0.5265
-2.750 -0.0510 0.00834 0.00338 -0.0718 0.8771 0.5508
-2.500 -0.0198 0.00814 0.00323 -0.0726 0.8746 0.5739
-2.000 0.0306 0.00791 0.00314 -0.0717 0.8651 0.6183
-1.750 0.0610 0.00777 0.00303 -0.0722 0.8618 0.6410
-1.500 0.0890 0.00767 0.00300 -0.0723 0.8578 0.6624
-1.250 0.1139 0.00762 0.00300 -0.0717 0.8523 0.6830
-1.000 0.1434 0.00752 0.00295 -0.0720 0.8483 0.7020
-0.750 0.1727 0.00747 0.00294 -0.0723 0.8443 0.7205
-0.500 0.1972 0.00745 0.00298 -0.0716 0.8381 0.7377
-0.250 0.2268 0.00741 0.00295 -0.0719 0.8335 0.7537
0.000 0.2534 0.00740 0.00298 -0.0716 0.8276 0.7683
0.250 0.2804 0.00738 0.00299 -0.0713 0.8209 0.7818
0.500 0.3085 0.00739 0.00301 -0.0712 0.8149 0.7940
0.750 0.3339 0.00740 0.00306 -0.0706 0.8072 0.8052
1.000 0.3617 0.00743 0.00308 -0.0705 0.8006 0.8160
1.250 0.3868 0.00747 0.00315 -0.0698 0.7926 0.8261
1.500 0.4131 0.00754 0.00323 -0.0693 0.7851 0.8341
1.750 0.4390 0.00758 0.00327 -0.0688 0.7767 0.8432
2.000 0.4631 0.00767 0.00339 -0.0678 0.7680 0.8502
2.250 0.4905 0.00774 0.00342 -0.0676 0.7600 0.8579
2.500 0.5123 0.00781 0.00354 -0.0662 0.7496 0.8641
2.750 0.5364 0.00788 0.00360 -0.0653 0.7394 0.8717
3.000 0.5596 0.00797 0.00371 -0.0641 0.7291 0.8769
3.250 0.5831 0.00805 0.00377 -0.0631 0.7179 0.8841
3.500 0.6035 0.00812 0.00386 -0.0614 0.7052 0.8893
3.750 0.6240 0.00820 0.00395 -0.0597 0.6919 0.8958
4.000 0.6437 0.00828 0.00403 -0.0579 0.6770 0.9019
4.250 0.6613 0.00838 0.00411 -0.0555 0.6609 0.9079
4.500 0.6792 0.00847 0.00418 -0.0534 0.6436 0.9147
4.750 0.6926 0.00857 0.00426 -0.0502 0.6239 0.9209
5.000 0.7059 0.00870 0.00432 -0.0471 0.6023 0.9284
5.250 0.7131 0.00878 0.00439 -0.0426 0.5796 0.9359
5.500 0.7192 0.00893 0.00445 -0.0380 0.5516 0.9445
5.750 0.7253 0.00913 0.00458 -0.0335 0.5224 0.9539
6.000 0.7327 0.00943 0.00475 -0.0294 0.4860 0.9629
6.250 0.7437 0.00988 0.00502 -0.0264 0.4400 0.9717
6.500 0.7624 0.01051 0.00543 -0.0253 0.3899 0.9787
6.750 0.7864 0.01120 0.00590 -0.0254 0.3420 0.9837
7.000 0.8141 0.01191 0.00642 -0.0264 0.2946 0.9873
7.250 0.8397 0.01268 0.00695 -0.0270 0.2461 0.9914
7.500 0.8660 0.01340 0.00748 -0.0278 0.2059 0.9958
7.750 0.8902 0.01408 0.00800 -0.0281 0.1726 1.0000
8.000 0.8866 0.01434 0.00819 -0.0227 0.1566 1.0000
8.250 0.8953 0.01475 0.00853 -0.0198 0.1375 1.0000
8.500 0.9083 0.01534 0.00903 -0.0178 0.1167 1.0000
8.750 0.9233 0.01595 0.00955 -0.0162 0.0975 1.0000
9.000 0.9383 0.01662 0.01013 -0.0148 0.0796 1.0000
9.250 0.9524 0.01738 0.01078 -0.0132 0.0633 1.0000
9.500 0.9672 0.01812 0.01145 -0.0117 0.0506 1.0000
9.750 0.9821 0.01887 0.01215 -0.0103 0.0411 1.0000
10.000 0.9977 0.01958 0.01287 -0.0091 0.0345 1.0000
10.250 1.0108 0.02045 0.01373 -0.0075 0.0285 1.0000
10.500 1.0250 0.02126 0.01457 -0.0061 0.0246 1.0000
10.750 1.0370 0.02224 0.01556 -0.0044 0.0206 1.0000
11.000 1.0520 0.02301 0.01636 -0.0033 0.0179 1.0000
11.250 1.0573 0.02446 0.01785 -0.0009 0.0151 1.0000
11.500 1.0714 0.02532 0.01877 0.0003 0.0134 1.0000
11.750 1.0816 0.02646 0.01994 0.0018 0.0120 1.0000
12.000 1.0879 0.02790 0.02145 0.0037 0.0114 1.0000
12.250 1.0904 0.02968 0.02333 0.0058 0.0104 1.0000
12.500 1.0997 0.03097 0.02472 0.0072 0.0097 1.0000
12.750 1.1074 0.03242 0.02625 0.0086 0.0092 1.0000
13.000 1.1137 0.03402 0.02794 0.0099 0.0088 1.0000
13.250 1.1195 0.03570 0.02968 0.0111 0.0082 1.0000
13.500 1.1235 0.03758 0.03167 0.0124 0.0082 1.0000
13.750 1.1235 0.03990 0.03407 0.0137 0.0078 1.0000
14.000 1.1248 0.04220 0.03648 0.0147 0.0077 1.0000
14.250 1.1127 0.04602 0.04047 0.0163 0.0073 1.0000
14.500 1.1153 0.04842 0.04298 0.0169 0.0073 1.0000
14.750 1.1185 0.05081 0.04550 0.0173 0.0071 1.0000
15.000 1.1181 0.05370 0.04853 0.0176 0.0071 1.0000
15.250 1.1181 0.05662 0.05158 0.0177 0.0071 1.0000
15.500 1.1177 0.05968 0.05478 0.0175 0.0070 1.0000
15.750 1.1169 0.06291 0.05814 0.0170 0.0068 1.0000
16.000 1.1121 0.06678 0.06217 0.0164 0.0068 1.0000
16.250 1.1071 0.07083 0.06637 0.0155 0.0067 1.0000
16.500 1.1016 0.07510 0.07078 0.0142 0.0067 1.0000
16.750 1.0909 0.08037 0.07623 0.0124 0.0067 1.0000
17.000 1.0817 0.08559 0.08162 0.0103 0.0066 1.0000
17.250 1.0694 0.09161 0.08781 0.0076 0.0065 1.0000
17.500 1.0635 0.09674 0.09305 0.0049 0.0064 1.0000
17.750 1.0488 0.10358 0.10008 0.0014 0.0065 1.0000
18.000 1.0343 0.11068 0.10734 -0.0025 0.0065 1.0000
18.250 1.0095 0.12019 0.11707 -0.0078 0.0067 1.0000
18.500 1.0051 0.12578 0.12275 -0.0114 0.0065 1.0000
18.750 0.9734 0.13751 0.13471 -0.0184 0.0068 1.0000
19.000 0.9617 0.14513 0.14244 -0.0232 0.0067 1.0000
19.250 0.9282 0.15849 0.15599 -0.0312 0.0070 1.0000
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