EXHAUST CASING HUB HAVING STRESS DISTRIBUTION RIBS

摘要

a hub of the exhaust casing includesa central hub (6), an upstream flange (8) and athe downstream flange (10) arranged on either side of the centre.the hub. each flange is a flange (12).a plurality of sleeve (14) is disposed on thecentral hub (6) forming an angle with the tangentin the radial direction, and preferably 10 to 80from 15 to 75 deg. at least one rib is formed at the baseeach sleeve (14) below an area ofcritical stress (26) in the sleeve. the ribis connected to a downstream end and a downstream.the loose source by an upstream end.