- 20 June 2007 -
Advanced design software for pumps
Design software based on the inverse design approach offers a number of advantages for the hydrodynamic design of pump components such as impellers. M. Zangeneh, founding director of UK-based Advanced Design Technology (ADT) and professor of thermofluids at University College London, discusses and illustrates the capabilities of this inverse approach as embodied in ADT's TURBOdesign-1 software.

- 30 January 2006 -
AC induction motor specifications for larger AC motors
Increasing plant capacity can also increase headaches, and motors present their own particular minefield. This article discusses specifying larger AC types. more

- 06 January 2006 -
Seal selection for rotary plant
For many the choice of seal is between a packed gland or mechanical seal. Here we present an overview of sealing options for centrifugal pumps. more

- 13 December 2005 -
Taming vibration demons with flexible couplings
This article examines the problems of torsional vibration and highlights the advantages of rubber-in-compression couplings in providing a solution. more

- 29 November 2005 -
Oversizing pump motors
Oversizing pump motors can decrease efficiency and cost effectiveness, here we discuss how manufacturers can achieve maximum pump/motor efficiencies by ensuring that motors match pumps. more

- 08 August 2005 -
Motors to reduce running costs
Motors form a significant part in the running costs of any pump system. Here, we compare the differences between energy efficient motors, as labelled by the EU, and argue the case for paying for quality. more

- 12 July 2005 -
Variable speed pumping: myths and legends
An examination of the myths and legends surrounding variable frequency technology and its application finds that the obstacles are more imagined than real. more

- 12 May 2005 -
Benefits of on-line relief valve testing
Although stystem improvements have meant that the frequency between shut downs of pressurised equipment is reduced, valve testing still has to be maintained. Tony Nicholls looks at the developements in on-line relief valve testing. more

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