Assertion: wind turbine | /r/HasProperty | a drag design
Facets:
Source sentences:
text: Different types of turbine have completely different optimal TSR values – for example a Darrieus wind turbine is a vertical axis (VAWT) design with aerofoil blades which generate aerodynamic lift and therefore the TSR can be high, but a Savonius wind turbine which is also a VAWT is a drag design