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Forum: Aerodynamics

12-14-2009, 07:33 PM

Replies: 229

Golf ball dimples

Views: 28,125

Posted By missil3

RE: Golf ball dimples

If you look closer at the graph you will actually see that the graph show in figure 2 of the link you just gave matches the literature graph in the plot I attached. Match up the reynold's number...

Forum: Aerodynamics

12-14-2009, 01:27 AM

Replies: 229

Golf ball dimples

Views: 28,125

Posted By missil3

RE: Golf ball dimples

Sorry , I notice I made a mistake Imust have said the drag force is higher for higher reynold's number and not the Cd . The drag force on sphere is higher than drag force on golf ball for high...

Forum: Aerodynamics

12-12-2009, 10:33 PM

Replies: 229

Golf ball dimples

Views: 28,125

Posted By missil3

RE: Golf ball dimples

Actually the results obtained are what are expected. The CDof a sphere is much higher for higher Reynold's numbers. the flow becomes turbulent due to flow seperation which increases CD. The flow...

Forum: Aerodynamics

12-09-2009, 06:43 PM

Replies: 229

Golf ball dimples

Views: 28,125

Posted By missil3

RE: Golf ball dimples

Sorry , dint know I only had to state facts . I will only stick to the facts from now on.

Forum: Aerodynamics

12-09-2009, 12:20 PM

Replies: 229

Golf ball dimples

Views: 28,125

Posted By missil3

RE: Golf ball dimples

Based on the wind tunnel tests I have done using golf balls, the reduction in drag occurs only at higher reynold's numbers. There is a lot current research going on to include such flow control...

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