Country, region and language selection

International websites

Europe

Americas / Oceania

Africa and Middle East

Asia / Pacific

Hydraulic efficiency

Hydraulic efficiency (ηh) is also referred to as "vane efficiency" in the specialist centrifugal pump engineering literature and is the quotient of pump power output (PQ) and vane power (Pvane).

P                     Power input of a centrifugal pump
PLm/Ldiscfric           Mechanical power loss in plain bearings and rolling element bearings, shaft                           seals and in the impeller side gaps (see Disc friction)

Become part of our team!

Become part of our team!

As an international employer, KSB offers exciting challenges in many different areas.

Regardless whether you are an experienced professional or a pupil, student or graduate ─ learn more about our work culture and find job openings from all over the world in our job portal.