impeller

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Related to impellors: impellers

impeller

[im′pel·ər]
(mechanical engineering)
The rotating member of a turbine, blower, fan, axial or centrifugal pump, or mixing apparatus. Also known as rotor.

impeller

impeller
The rotating member in a pump consisting of a disk with vanes attached to it; moves liquid by accelerating the liquid radially outward.

impeller

impeller
impeller
impeller
i. A part of a gas turbine engine used in the compressor section. It consists of a forged disc with radially opposed vanes on one or both sides, forming a convergent passage in conjunction with the compressor casing.
ii. A device that imparts motion to a fluid; specifically, in a centrifugal compressor, a rotary disc that is faced on one or both sides with radial vanes and accelerates the incoming fluid outward into a diffuser. Also called an impeller wheel.
iii. A vaned disc, which picks up and accelerates the air outwardly to increase the pressure in a supercharger of a reciprocating engine.
References in periodicals archive ?
The faster the flow, the faster the impellor spins and the more light is obstructed by the impellor.
Tenders are invited for Procurement of 60(sixty) sets single phase 1(one) hp paddle wheel aerator with 2(two) impellors fitted hdpe floats for fish ponds during 2014-15.
For instance, the pump impellors are subject to wear due to the high sand levels in the raw water.