Why Control Tower Pressure


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Why Control Tower Pressure
101031010109081030900 Why Control Tower PressureOptions for Optimizing Tower Operating PressureWhy are distillation towers designed with controls that fix the tower pressure?Naturally, we do not want to overpressure the tower and pop open the safety relief valve. Alternatively, if the tower pressure gets too low, we could not condense the reflux. Then the liquid level in the reflux drum would fall and the reflux pump would lose suction and cavitate. But assuming that we have plenty of condensing capacity and are operating well below the relief valve set pressure, why do we attempt to fix the tower pre…
Citation
Norman P. Lieberman; Elizabeth T. Lieberman: Working Guide to Process Equipment, Fourth Edition. Why Control Tower Pressure, Chapter (McGraw-Hill Professional, 2014), AccessEngineering Export