All machines have drivers. A distillation column is also a machine, driven by a reboiler. It is the heat duty of the reboiler, supplemented by the heat content (enthalpy) of the feed, that provides ...

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When the tower pressure varies, which often happens through a pressure minimization strategy to save reboiler heat input, then the key temperature should be corrected for pressure variations. This ...

Figure 6 depicts four reboilers of an absorber column in an acid gas removal unit. Each reboiler has a flow controller (FC-A, B, C, and D) to regulate steam flow. Each FC receives an SP from the ...

Filled with worked-out calculations, chemical engineers and plant operators can rely on this updated classic for diagnostic tips, practical examples, and detailed illustrations for pinpointing trouble ...