About: http://webisa.webdatacommons.org/260867533

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	k is a constant, B is blade pitch angle, N is rotor rpm and D is the rotor diameter.
http://www.w3.org/ns/prov#wasQuotedFrom	rcgroups.com