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Forum: FLUENT

August 22, 2012, 03:05

Replies: 6

problem with cl and cd coeffients

Views: 1,556

Posted By nauman55

one more query

sir the cl /cd ratio is around 3 at different angle of attacks. it is just a lifting fuselage not with out wings. moreover the cd calculated by fluent is total cd or some sub set of Cd?
regards

Forum: FLUENT

August 22, 2012, 02:55

Replies: 6

problem with cl and cd coeffients

Views: 1,556

Posted By nauman55

re

no sir they are not matching with the wind tunnel test. like i am gettting Cl value of 0.35 and cd around 0.05. which i think are not correct.
regards

Forum: FLUENT

August 21, 2012, 08:40

Replies: 6

problem with cl and cd coeffients

Views: 1,556

Posted By nauman55

addtions

my analysis is 3d and i m using SA model for the analysis.

Forum: FLUENT

August 21, 2012, 08:17

Replies: 6

problem with cl and cd coeffients

Views: 1,556

Posted By nauman55

problem with cl and cd coeffients

hi i am doing a CFD analysis of blended wing body fuselage. i am facing problems in calculation of Cl and Cd of the fuselage. my cl and cd ratio at many angle of attack (up to 36 deg) are around 3. i...

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