Pumps & Systems, February 2008The second article of this three-part series on "Dematerializing the Process" explores how future industrial process plants will address rising operating costs plus...
Electric Submersible Pump Technology Most producing oil fields utilize an electrically driven downhole pumping system to bring oil to the surface. The pump typically comprises several staged...
Welded metal bellows seals continue to have success as a core sealing technology and have gained popularity recently in new innovative sealing technologies such as high-temperature non-contacting gas...
Non-metallic (rubber) expansion joints are a critical part of any pump piping system as they provide the flexibility necessary to absorb system dynamics associated with vibration and/or temperature...
Q.  When a centrifugal pump impeller is reduced in diameter to reduce total head and rate of flow, the affinity rules predict that the new rate of flow is equal to the original rate of flow times...
Pumps & Systems, February 2008 Editor's Note: This is the second part of a two-part series on Process Control. The first part discussed the P-proportional control-of PID. This month we'll look at...
Pumps & Systems, February 2008Maintenance and repair functions constitute a significant component of pumping system life cycle costs, especially in terms of energy consumption. The proper...
Pumps & Systems, February 2008 Self-timing, two-piece timing gears have changed the timing procedure and increased the life cycle of twin screw pumps. Old Technology Versus New Technology In...
Pumps & Systems, February 2008 One of the first steps in shaft alignment preparation is to make sure that the machines are locked out and tagged out. If equipment is accidentally started while an...
Pumps & Systems, February 2008 Your company has recently purchased a laser based alignment system. Your newly trained technicians are asked to align a critical process pump. You witness the...