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IPlantE News
New impellers to cut pump costs
1st Oct 2009
By June 2011, impellers for centrifugal pumps in difficult =
applications=20
should be cheaper and better optimised.
Specialist pumps =
manufacturer=20
Amarinth is heading a project, funded by a =C2=A3160,000 grant from the =
Carbon Trust,=20
to develop a rapid process for design and manufacture of bespoke best =
efficiency=20
point (BEP) impellers.
The project, with Furniss & White =
(Foundries)=20
and Pera Innovations, aims to reduce design lead time by 25% and foundry =
pattern=20
costs by 90%, and promises lead times of under a week.
Amarinth =
managing=20
director Oliver Brigginshaw believes the impellers will reduce energy by =
10=E2=80=9325%,=20
compared to conventional =E2=80=98fit-to-curve=E2=80=99 pumps. =
That figure may be=20
higher, given that about 50% of pumps operate between 10% and 40% away =
from BEP,=20
despite best performance curve matching.
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