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US 10,760,588 B2Granted
Centrifugal compressor
AssigneeHonda Motor Co., Ltd.
InventorShu Taguchi
Life of this patent
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Abstract
In a centrifugal compressor including an impeller (70) having rotor blades (74), a shroud (72) surrounding the impeller, and a diffuser (76) having stator vanes (78), the shroud (72) includes a plurality of openings (80) opening toward the impeller (70) in a part thereof adjacent to an impeller outlet portion (42B), and a communication passage (82) communicating the openings (80) with one another, the openings including first openings (80A) that are arranged at a same interval as the stator vanes, and second openings (80B) arranged intermediately between the adjacent first openings.
Claims5
A centrifugal compressor, comprising:
- an impeller including a plurality of rotor blades arranged at a prescribed interval;
- a shroud provided so as to oppose the impeller to define an annular impeller inlet portion opening in an axial direction and an annular impeller outlet portion opening in a radially outward direction in cooperation with the impeller;
- a diffuser disposed radially outward of the impeller and having an annular diffuser inlet portion which opens radially inward and opposes the impeller outlet portion;
- and
- a plurality of stator vanes provided in the diffuser inlet portion at a prescribed interval in a circumferential direction,
- wherein the shroud includes a plurality of openings opening toward the impeller in a part thereof adjacent to the impeller outlet portion, and a communication passage communicating the openings with one another, the openings including first openings that are arranged at a same interval as the stator vanes, and second openings arranged intermediately between the adjacent first openings.
3 more elements
Dependencies are inferred from the claim text.