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  #1  
Old 04-27-2006, 01:58 AM
heru yudha heru yudha is offline
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predict propeller

Any body can help me, how to predict and choose propeller for high speed craft. plz completely with the method if possible???
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  #2  
Old 04-27-2006, 02:45 AM
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RANCHI OTTO RANCHI OTTO is offline
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Which kind of propulsion do you have plant?
Piercing propeller or shaft prop.?
Which speed?
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  #3  
Old 04-27-2006, 08:21 AM
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kjell kjell is offline
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Quote:
Originally Posted by heru yudha
Any body can help me, how to predict and choose propeller for high speed craft. plz completely with the method if possible???
Give me the following data and I will tell you the propeller you need.

Engine HP ?
Engine RPM ?
GearBox Ratio ?
Boat Speed ?
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Old 04-29-2006, 01:39 AM
heru yudha heru yudha is offline
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power

I have 2100 rpm,twin engine by each 800 hp,gear box 2.06 and I hope get 23 knot at service speed.
thank before
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  #5  
Old 04-29-2006, 01:46 AM
heru yudha heru yudha is offline
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I use shaft prop by 23 knot at service speed,2x 800hp power,2100 rpm.Lwl:27.3m,Bwl:5.1m,Draft :1.1m
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  #6  
Old 04-29-2006, 03:13 AM
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kjell kjell is offline
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Quote:
Originally Posted by heru yudha
I use shaft prop by 23 knot at service speed,2x 800hp power,2100 rpm.Lwl:27.3m,Bwl:5.1m,Draft :1.1m
This is my calculation using your information.
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  #7  
Old 04-29-2006, 03:27 AM
heru yudha heru yudha is offline
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ok thank a lot Mr.Kjell
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  #8  
Old 05-08-2006, 09:19 AM
heru yudha heru yudha is offline
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Hi..everybody can help me plz...
1)plz tell me how I can get tutorial to construct boat by laminating method??
2)how I can get open water curve of propeller for design in high speed craft??
....thank before.....
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  #9  
Old 05-08-2006, 10:10 AM
heru yudha heru yudha is offline
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Hi..everybody can help me plz...
1)plz tell me how I can get tutorial to construct boat by laminating method??
2)how I can get open water curve of propeller for design in high speed craft and using high speed engine??
....thank before.....
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