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US 2017/0218979 A1Published application
Fluid machine
AssigneeHanwha Techwin Co., Ltd.
InventorKil Young KIM
Life of this patent
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Abstract
A fluid machine includes a rotatable hub; a plurality of blades spaced apart from one another along a circumferential direction with respect to a rotation center of the hub; and a shroud extending along a circumferential direction with respect to the rotation center of the hub and covering the plurality of blades. The shroud includes: a flow passage, the flow passage formed to be recessed with respect to an inner surface of the shroud facing the blades; and a plurality of resonators provided in the flow passage.
Claims13
A fluid machine comprising:
- a rotatable hub;
- a plurality of blades spaced apart from one another along a circumferential direction with respect to a rotation center of the hub;
- and
- a shroud extending along the circumferential direction with respect to the rotation center of the hub and covering the plurality of blades, the shroud comprising:
- a flow passage, the flow passage formed to be recessed with respect to an inner surface of the shroud facing the blades;
- and
- a plurality of resonators provided in the flow passage.
4 more elements
A fluid machine comprising:
- a rotatable hub;
- a base connected to the hub and extending radially from the hub;
- a plurality of blades provided on the base and spaced apart from one another along a circumferential direction with respect to a rotation center of the hub;
- and
- a shroud extending along the circumferential direction with respect to the rotation center of the hub and covering the plurality of blades, the shroud comprising:
- an inner surface facing the base and contacting the plurality of blades;
- a flow passage formed to be recessed with respect to the inner surface of the shroud facing the base;
- and
- a plurality of resonators provided in the flow passage.
6 more elements
Dependencies are inferred from the claim text.