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• Sludge disposal costs reduced  

  By using a BORGER Rotary Lobe Pump, a leading disposal company reports it has made substantial savings on traditionally high procurement and operation costs by being able to use its PE tanks as mobile units.

• Whisper vane transfer pump 

  The XD4 pump from VARNA PRODUCTS delivers up to 4 gpm (15 l/m) of oil flow. It is a self-priming and quiet-running vane pump for use in a wide variety of transfer applications with non-corrosive fluids such as oils and coolants. It can produce over 60 psi (4.1 bar) pressure at nominal voltages of 12 thru 24vdc.

• Pump system optimisation  

  In the port city of Yeosu in South Korea, pump optimisation specialist RIVENTA says it has created significant savings at a global tyre manufacturer’s water pumping plant, including an annual energy reduction of 13%.

• Intelligent pump control  

  WANNER reports it has introduced intelligent pump control for its Hydra-Cell pumps that it claims will generate significant savings while improving machined part quality.

• Maintaining performance in older pumps is a balancing act 

  Pumping applications account for more than 20% of global electric motor energy consumption and conscientious plant owners have been trying to maximise the efficiency of this equipment for many years. This task is made more difficult for older equipment for which the full specification data is no longer available or has been re-appropriated for a new task. Jerry Ruc, field engineer with Sulzer, looks at some common causes of poor performance and suggests methods of improving efficiency.