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Forum: STAR-CCM+

September 11, 2011, 05:17

Replies: 19

Model for ship resistance calcs.

Views: 8,659

Posted By alfaben

News I think we have a problem with the...

News

I think we have a problem with the dimensions.
When I calculate with reference area 89.80mm^2 : 1000000 = 8.98e-5 m^2 the values are to high force coefficient in this case 0.35
When I...

Forum: STAR-CCM+

September 10, 2011, 14:18

Replies: 19

Model for ship resistance calcs.

Views: 8,659

Posted By alfaben

vertical wave direction is 0,0,1 point on water...

vertical wave direction is 0,0,1
point on water level is 0,0,0.008
current 0.29,0,0 m/s
wind 0.29,0,0
i get force coeffiecents with 0.35 or -0.035 for the half model
normal force coefficients...

Forum: STAR-CCM+

September 10, 2011, 03:38

Replies: 19

Model for ship resistance calcs.

Views: 8,659

Posted By alfaben

I have calculated the force coefficient from a...

I have calculated the force coefficient from a modelboat and got a negative value.
My reference aera is the projected aera from the ship in the water.
Reference density is the water density....

Forum: STAR-CCM+

September 5, 2011, 03:31

Replies: 19

Model for ship resistance calcs.

Views: 8,659

Posted By alfaben

go to representations and then to repair...

go to representations and then to repair geometrie for an failure check

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