Human-Powered Hovercraft - Steam Boat Willy

(Update 11/11/2024 Sorry if a few image thumbnails and galleries are a bit buggy, I'm updating the coding at the moment - James)

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Steam Boat Willy's origins were in 1994 as part of a student project at University College London's Human Powered Flight Club. It was the only vehicle of its type in the world, that being a one-man powered hovering and controllable hovercraft. Visit the website for Steam Boat Willy at http://steamboatwilly.org for more information and updates on the craft.

Performance Specifications for Steam Boat Willy Source: Human Powered Hovercraft, 2011
Lift fan
Volume flow rate (cu ft/sec)	17
Pressure (lb/ft^2)	4
Efficiency (% at 1200 rpm)	0.61
Propeller
Diameter (m)	2.5
Blades	2
Thrust (N)	57
Efficiency (% at 240rpm)	0.70
Pedal Input
Power (ft lb/sec)	326
Cadence (rpm)	60
Transmission
3 Chains of width (mm)	6
Craft Specifications
Hump Speed (m/s)	3.5
Weight (incl. pilot) (kg)	128
Hull weight (kg)	56
Structure weight (kg)	15
Moving parts weight (kg)	15.3
Cloth (kg)	5.7