GB5035129838414808090
AIR CYCLE MACHINE, USED WITHIN THE AIR-CONDITIONING SYSTEM OF AN AIRCRAFT. THE AIR CYCLE MACHINE FIRST COMPRESSES THE AIR AND THEN EXPANDS IT. THE COMPONENTS OF THE AIR CYCLE MACHINE INCLUDE A SHAFT SUPPORTING THE TURBINE, COMPRESSOR AND FAN WHEELS, JOURNAL AIR BEARINGS, BODY, COMPRESSOR SCROLL, VENTILLATION DUCT AND DE-ICING SYSTEM. THE TURBINE SUPPLIES SHAFT POWER TO DRIVE THE COMPRESSOR AND FAN. THE MACHINE'S FUNCTION IS TO REDUCE THE TEMPERATURE OF CONDITIONED AIR OF THE CABIN AND, IN ADDITION, WHILST ON THE GROUND TO INDUCE A COOLING AIRFLOW IN THE RAM AIR DUCT.