| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a tip clearance control system (100) for reducing an airflow (140) through a turbo machine (10). <P>SOLUTION: The tip clearance control system (100) may include a casing shroud (130) and a tip shroud (120) positioned within the casing shroud (130). The tip shroud (120) may include a first step (170) at a leading edge (150) and a second step (200) adjacent to the first step (170). The casing shroud (130) and the tip shroud (120) may define a first cavity (280) therebetween downstream of the second step (200). <P>COPYRIGHT: (C)2012,JPO&INPIT |
