METHOD FOR RESTARTING AN AIR SEPARATION UNIT

A method and apparatus for restarting an air separation unit comprising a system of columns including at least a first distillation column and a heat exchanger positioned below the first column with its main axis vertical and with its cold end adjacent to the bottom of the first column, in which, du...

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Bibliographische Detailangaben
Hauptverfasser:	DAVIDIAN, Benoit, PEYRON, Jean-Marc
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING COMBINED HEATING AND REFRIGERATION SYSTEMS HEAT PUMP SYSTEMS HEATING LIGHTING LIQUEFACTION SOLIDIFICATION OF GASES LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS MANUFACTURE OR STORAGE OF ICE MECHANICAL ENGINEERING MIXTURES BY PRESSURE AND COLD TREATMENT REFRIGERATION OR COOLING WEAPONS
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Beschreibung
Zusammenfassung:	A method and apparatus for restarting an air separation unit comprising a system of columns including at least a first distillation column and a heat exchanger positioned below the first column with its main axis vertical and with its cold end adjacent to the bottom of the first column, in which, during the restart, air is sent to the exchanger and at least one portion of the cooled air is sent in gaseous form to the atmosphere.