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February 10, 2012, 12:27:18 PM *
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Author Topic: speed & power  (Read 1200 times)
horumbou
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« on: January 04, 2010, 02:33:27 AM »

I compare my experiment data with Orca3D's data,and i don't know why every time i set a range for test speed,
ex :5-35 knots,but the Orca3D only show 14-35 knots, i don't know why~
btw this my data
                Orca3D              experiment

14.000   9681.1      6535.42
17.000   10387.8           8205.24
20.000   10468.5      8876.09
23.000   10455.6      9768.52
26.000   10419.5          10208.49
29.000   10314.8          10510.15
32.000   10166.6           10500.2
35.000   10045.3          10544.26

sorry i don't know how to explain the result now~
somethin need to check~

one more thing sometime i combination the hull(transom...hull..deck)
the hull will have some shadow

and this model is build from a orignal AutoCAD lines drawing,
i arrange the section and water lines...and use the Orca3D planing hull assistants to fit the lines,
and use the orca3D control points to fit more accurate until the shape all the lines fit the orignal lines(just a little different~)

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thanks~

p.s. the hydrostatic module can't calculate Cp
« Last Edit: January 04, 2010, 02:44:16 AM by horumbou » Logged
jfreimuth
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« Reply #1 on: January 04, 2010, 11:20:45 AM »

The easiest way for us to troubleshoot this issue is if you can provide us with your model as well as the input data used for the speed and power analysis.  As always, you can be assured your model will be kept confidential.  Please send this data to support@orca3d.com.

Also, the issue with hydrostatics not calculating Cp could be because no sections are defined for the model.

Best Regards,

Justin Freimuth
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horumbou
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« Reply #2 on: January 12, 2010, 12:18:33 AM »

Hi
i already send the model file and some data to the e-mail
when u finish the speed & power anlsys please let me know~
thanks very much~
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jfreimuth
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« Reply #3 on: January 14, 2010, 02:47:55 PM »

Hi,

I have not received your model and data yet; the email you sent must not have gone through.  Could you please send it again?  I also sent you an email to the email address listed in your profile.

Best Regards,

Justin
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