COMBINED INSTALLATION OF A FURNACE AND AN AIR DISTILLATION APPARATUS AND USE METHOD

摘要

A method and apparatus for the combined operation of a furnace and an air distillation apparatus. The air distillation apparatus comprises at least one medium pressure column and a mixing column supplying oxygen to the furnace. The furnace and the distillation apparatus are supplied by a same blower, the mixing column receiving air compressed by a compressor coupled to a cryogenic turbine expanding with work a fluid from the distillation apparatus. The compressor/turbine assembly is coupled to and receives auxiliary power from an auxiliary power source.