CASING FOR A ROTATING MACHINE AND ROTATING MACHINE INCLUDING SUCH CASING

摘要

A casing for a rotating machine includes an inner surface delimiting an inner volume for housing a rotor of the rotating machine; a first and a second shell that are joined together in a dividable manner, the first and second shell respectively comprising a first and a second split flange having a first and a second split surface contacting each other when the shells are joined together; a plurality of holes on the first and second split flange passing through the first and second split surface for housing a plurality of bolts; a first groove connecting the plurality of holes; a second groove between the first groove and the inner surface of the casing; a first duct and a second duct for circulating a fluid to and from the first and second grooves, respectively.

主权项

1. A casing for a rotating machine, the casing comprising:
an inner surface delimiting an inner volume for housing a rotor of the rotating machine; a first shell and a second shell that are joined together in a dividable manner in order to constitute the inner volume, the first shell and the second shell respectively comprising a first split flange and a second split flange with, respectively, a first split surface and a second split surface contacting each other when the shells are joined together; a plurality of holes on the first split flange and the second split flange passing through the first split surface and second split surface, the holes being dimensioned for housing a plurality of bolts for joining the first shell and the second shells; a first groove on one of the first split surface and the second split surface connecting the plurality of holes; a second groove on one of the first split surface and the second split surface, between the first groove and the inner surface of the casing; a first duct in one of the first flange and the second flange for circulating a fluid to and from the first grove; a second duct in one of the first flange and the second flange for circulating a fluid to and from the second groove.