Determineing pounds thrust for propellers

Curious George

Curious George

@curious-george-jYK6sj • Oct 26, 2024

If I have a 72 inch propeller I want to use to vertically lift something, how do I determine how many rpms I need to achieve each pound of thrust. Im not sure of the pitch yet. Oh also, How effective will going from say a 2 blade prop to a 3 or 4 blade prop be in achieving more thrust?😕

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  • Kaustubh Katdare

    Kaustubh Katdare

    @thebigk • Feb 19, 2008

    Curious GeorgeIf I have a 72 inch propeller I want to use to vertically lift something, how do I determine how many rpms I need to achieve each pound of thrust. Im not sure of the pitch yet. Oh also, How effective will going from say a 2 blade prop to a 3 or 4 blade prop be in achieving more thrust?😕

    An unanswered question here! Aeronautical engineers - you there?

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