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Impellers

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Published: 01 December 2008
Fig. 2 Aluminum alloy 224.0 impellers produced by low-pressure plaster casting. Source Ref 1 More
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Published: 01 February 2024
Fig. 48 Pumping capacity of modern airfoil-type impellers compared to marine-type impellers used for quench tank agitation at 280 rpm. Adapted from Ref 41 , 42 More
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Published: 01 February 2024
Fig. 61 Quench tank equipped with multiple side-entering impellers More
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Published: 01 February 2024
Fig. 62 Batch integral quench system with side-entering impellers More
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Published: 01 February 2024
Fig. 1 The relationship between viscosity and a mixing impellers power response, in terms of power number and Reynolds number correlation More
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Published: 01 February 2024
Fig. 5 Low- and mid-solidity hydrofoils. The hydrofoil impellers are suitable for both open tank and draft tube applications (variable angle of attack). This family of impellers provides the best flow-to-power ratio ( Q/P ). More
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Published: 01 February 2024
Fig. 16 Performance curves for draft-tube impellers (a) Example of a typical head-flow capacity curve, (b) series of system resistance curves, (c) superimposed head-flow and system resistance curves More
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Published: 01 February 2024
Fig. 20 Pumping number, NQ, under turbulent conditions for various impellers; graph shows pumping number versus impeller Reynolds number for pitched blade turbine More
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Published: 30 September 2014
Fig. 5 Quench chute designs employing impeller agitation. (a) Single impeller. (b) Dual impeller. (c) Alternative impeller designs More
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Published: 30 September 2014
Fig. 18 High-efficiency airfoil-type impeller (Lightnin A310 Fluidflow impeller). Source: Ref 19 More
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Published: 01 February 2024
Fig. 5 Quench chute designs employing impeller agitation. (a) Single impeller. (b) Dual impeller. (c) Alternative impeller designs. Source: Ref 2 More
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Published: 01 February 2024
Fig. 46 High-efficiency, airfoil-type impeller (Lightnin A310 Fluidflow impeller). Source: Ref 40 More
Series: ASM Handbook
Volume: 4F
Publisher: ASM International
Published: 01 February 2024
DOI: 10.31399/asm.hb.v04F.a0007007
EISBN: 978-1-62708-450-5
..., tank geometry importance, and other considerations, some obvious and some not, for the application of agitators in quench tanks. Technically, quench tank agitation can fall within the scope of open impeller heat transfer, which is a slightly more complex sub-category of blending, regarded...
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Published: 30 September 2015
Fig. 10 HIP modeling and dimensional precision for an upper stage rocket engine impeller. (a) Finite element mesh used for HIP modeling to simulate deformations of the HIP tooling (capsule and insert) for the titanium impeller filled with powder. (b) Cross section of the capsule More
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Published: 01 January 2002
Fig. 6 Photographs of a damaged cast iron pump impeller. (a) Breaks in the back wall of impeller 1 and cavitation pits on the front wall. (b) Cracks following the shape of the blades on the back wall of impeller 2. Both 0.7├Ś. Source: Ref 11 More
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Published: 31 December 2017
Fig. 14 Polarization curves for Type 316 stainless steel show the effect of percent solids and impeller speed in a silica sand slurry: (a) impeller velocity, 15.6 m/s (51 ft/s), and (b) impeller velocity, 5.8 m/s (19 ft/s). Source: Ref 57 More
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005923
EISBN: 978-1-62708-166-5
... Abstract Quenchant agitation can be obtained by circulating quenchant in a quench tank through pumps and impellers. The selection of the agitation method depends on the tank design, type and volume of the quenchant, part design, and the severity of quench required. This article describes flow...
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Published: 30 September 2014
Fig. 17 Typical marine-type impeller used for agitation. Source: Ref 19 More
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Published: 30 September 2014
Fig. 19 Impeller type indicating relative power apportioned to flow rate ( Q ) and velocity head (H). Source: Ref 19 More
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Published: 30 September 2014
Fig. 25 Continuous furnace, using additional impeller agitation More