About: http://webisa.webdatacommons.org/3575338

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	As I see it, but not being a theoretical pump designer I could well be far off the point, any difference in energy recovery (if any) would be inmeasurable for anything other than a purely academic study.
http://www.w3.org/ns/prov#wasQuotedFrom	eng-tips.com