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need help on errors #s 176,81,80,76

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Old   May 24, 2007, 00:03
Default need help on errors #s 176,81,80,76
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DON
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Hi i have meshed an air duct using proam... when i check for grid quality i am getting the following errors:

Error #176 cells found with face warpages greater than the prescribed value.

Error #81 internal angle exceeds prescribed value for some cells.

Error #80 internal FACE angle exceeds prescribed value for some cells.

Error #76 cell faces with very small surface areas found in the model

how do i rectify these errors??could anybody help??

thanks..
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Old   June 11, 2007, 12:46
Default Re: need help on errors #s 176,81,80,76
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gosia stein
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i had the same problems (80, 81, 76); reason: cells with triangular cross section which u have just at the axis if u are considering any cylinder; they don't influence the further analysis;
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