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Forum: Technical Q&A

21-06-2007, 01:21 AM

Replies: 19

Pitch difference

Views: 2,063

Posted By verytricky

In theory, you are correct. Mathematically it is...

In theory, you are correct. Mathematically it is the perfect prop. But the imbalance screws the performance.

So you go for a twin blade, then you hit other issues, so a three blade is a good...

Forum: Technical Q&A

20-06-2007, 10:50 PM

Replies: 19

Pitch difference

Views: 2,063

Posted By verytricky

Actually, you can say a bit more than that, but...

Actually, you can say a bit more than that, but it goes to the question - what problem are you trying to solve? Why do you want to change props? A diameter change or a design change may be more...

Forum: Technical Q&A

20-06-2007, 06:18 PM

Replies: 19

Pitch difference

Views: 2,063

Posted By verytricky

If you have three blades pushing water around,...

If you have three blades pushing water around, and you add a fourth blade, you are going to move more water around than before, despite the extra drag due to the additional blade. So to keep the...

Forum: Technical Q&A

18-06-2007, 11:46 PM

Replies: 19

Pitch difference

Views: 2,063

Posted By verytricky

about an inch. roughtly.

about an inch. roughtly.

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