human powered vehicle (hpv)

  1. misanthropicexplore
    Thread

    Power to tow vs. power to propel

    Does tow path towing take significantly less energy than on-boat propulsion (oars, propeller, etc.) for the same speed? If so, why? In my...
    Thread by: misanthropicexplore, Jan 10, 2022, 67 replies, in forum: Boat Design
  2. Astrocat505
    Thread

    Gear ratio for pedal drive

    What would be an ideal gear ratio for an 11 foot trimaran hull kayak using a dual 6 inch three blade counter rotating boat propeller set with a...
    Thread by: Astrocat505, Feb 18, 2021, 11 replies, in forum: Props
  3. Johan Strydom
    Thread

    Modern Hi Tech Viking Ship Development Class

    Modern Hi-Tech Viking Ship Development Class. 1. Built of modern Hi Tech materials 2. Human powered, by any method, or combination of methods. 3....
    Thread by: Johan Strydom, Jan 23, 2021, 47 replies, in forum: Boat Design
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