SYSTEM FOR SEALING AND DRAINING OIL LEAKS FOR A TURBOMACHINE BEARING ENCLOSURE

Abstract: the invention relates to a sealing system () for a turbomachine bearing enclosure (e), comprising a stator () carrying a rotor (), this system () comprising a seal () carried by the stator () and surrounding the rotor (), an external peripheral groove () carried by the stator () in the vicinity of the seal () for collecting oil (h) which exits the enclosure (e) running along the rotor () through the seal () and which is centrifuged by the rotor () towards this groove (), and a drain () at the bottom for discharging the oil (h) from the groove (). this groove () is open towards the inside and is delimited by a base () extended by two side walls (), the side wall () opposite the seal () is extended by a skirt () oriented obliquely towards the base () to delimit a gutter () opening towards the base ().

Inventor(s): Nicolas STOLIAROFF-PEPIN, Eddy Stéphane Joël FONTANEL, Sébastien GAMEIRO, Paco MAURER

CPC Classification: F01D11/02 (NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES (machines or engines for liquids ; non-positive displacement pumps ))

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