About: http://webisa.webdatacommons.org/20090684

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	In Figs. 5, 6 and 7 I have shown the same advantageous arrangement of permanent magnet excitation where one machine is a generator and the other its driving motor.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com