
649Ocean Energy Conversion
© 2008 Taylor & Francis Group, LLC
Sea level
Basin level
Power output Water level
Time of day
FIGURE 11.18
Schematic diagram of water levels and power outputs for a two-way generation scheme.
Distributor
Turbine
runner
Generator inside
Bulb hanger
Bulb casing
Water
ow
Sea
Low tide
level
Low basin
level
Ebb
Basin
FIGURE 11.19
Conceptual layout of a tidal power generation scheme with details of a bulb turbine as used at La Rance.