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Unformatted text preview: 3/26/2012 1 Lecture 10: Introduction to Column Based Distillation • History of distillation • Fun distillation facts • Rational behind column distillation • How a distillation column works • How to operate your distillation column 2000 B.C. Babylonians (in modern-day Iraq) 500 B.C. Pakistan 50 A.D. Greeks (for alcohol) 8 th century – Persians in Middle East used first “pure distillation” to isolate/purify esters for perfumes How Long Ago Was Distillation Used? 3/26/2012 2 Where besides the oil industry is distillation used?- Crude oil- Natural gas processing- Water purification (remove salt, other impurities)- Air separation (into oxygen, nitrogen, argon,…)- Food industry (fermented solutions such as beer,…) Most common separation technique in the chemical process industry, accounting for 90 - 95 % of the separations Use continuous distillation when volume to be recovered is high Energy intensive: accounts for approximately 40% of the energy use by the United States’ chemical process industry Some Fun Distillation Facts...
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- Spring '12
- Distillation, Human mitochondrial DNA haplogroup, Human mtDNA haplogroups, Fractionating column, Continuous distillation