Archive for the ‘Water treatment’ Category

Meeting the People Behind Your Mixer

January 19th, 2010 posted by Wojciech Wyczalkowski, Ph.D.
Wojciech Wyczalkowski, Ph.D.

Have you ever wondered about the genius behind your mixer – and about the geniuses who designed and built it?  If you haven’t… perhaps you should.

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Gearbox, Mixer Drive… What’s the Difference?

January 12th, 2010 posted by David Geesaman
David Geesaman

While a mixer drive is also a gearbox, a gearbox is not necessarily a mixer drive – and the difference can be costly if you get the wrong one.

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Replace or Retrofit?

January 5th, 2010 posted by Ed Gamber
Ed Gamber

Not all parts of a mixer wear out at the same time.  If your shaft and impeller have plenty of life left, but your mixer drive is worn out, retrofitting could be a money-saving option.  Although it’s not quite “plug and play” if you know what to expect it can be a painless experience.

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Is Your Impeller Still Up To The Task?

December 29th, 2009 posted by Wojciech Wyczalkowski, Ph.D.
Wojciech Wyczalkowski, Ph.D.

The impeller is just one component of your mixing system.  Some would argue it is the most important component  because it has the greatest effect on process performance and product quality.

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Pulp & Paper Lagoon Aeration – A Necessary Evil???

December 22nd, 2009 posted by Marc Moseley
Marc Moseley

Pulp and paper mills use a lot of water, almost 17,000 gallons per ton of paper produced. Then they have to treat the water so that it can be re-introduced into our environment. Typically this is done utilizing large volume basins or lagoons. 

Mill management doesn’t like these lagoons, they smell bad, they can foam a lot, they can cost a million dollars or more a year in energy and the real gorilla in the room…sooner or later management is going to have to deal with the accumulated deposition and short circuiting caused from 20-30 years of running 30+ year old vertical aeration technology.

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