June 2006

Special Report: Process/Plant Optimization

Ask more from vendors when revamping your distillation column

Common-sense approach uncovers potential problems when upgrading tower internals

Zeidan, A., Bantrel Co.

Distillation towers are the lead separation method for refinery and chemical operations. Sophistication of tower internals – the heart of distillation towers – has increased exponentially. Advancements in separation equipment include bubble cap, sieve and valve trays, first generation random packing to structure and mesh packing. All the various internals provide a variety of operating ranges suitable for the grassroot design and revamp of distillation towers. Options in distillation towers. The current mind-set of engineering and operating companies favors revamping existing operating units to meet expansion objectives. Exceptions are the emerging markets such as China, which wi

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