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Chemical and Process Engineering Resources


Water Chemistry and Treatment

Jun 03 2012 06:50 PM | Chris Haslego in Utilities

Water is a natural solvent. Rain water is acidic due to carbon dioxide picked up in the atmosphere. Water and CO2 make carbonic acid (acid rain). Water hardness is primarily calcium and magnesium. Calcium is limestone - common throughout Midwest. Acid water dissolves limestone, iron, and other minerals in soil.

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Deaerators for Boilers

May 22 2012 09:54 AM | Chris Haslego in Utilities

Removing dissolved oxygen from boiler feed water is absolutely necessary to protect your boiler equipment from severe corrosion. But the make-up water necessary in any boiler system inevitably contains dissolved oxygen. Oxygen can sometimes enter condensate systems as well. A good deaerator is essential to trouble-free boiler operation.

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Keeping Ejectors Online

Nov 08 2010 01:30 PM | Chris Haslego in Utilities

Steam jet ejectors offer a simple, reliable means of producing vacuum, and have a low installed cost as well. They are commonly found in process plants having available steam. The vacuum produced is useful for many processes, including evaporation, coo...

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