Rotating instability in the vaneless diffuser of a radial flow pump

被引:0
|
作者
A. Dazin
O. Coutier-Delgosha
P. Dupont
S. Coudert
G. Caignaert
G. Bois
机构
[1] Arts et Métiers ParisTech,Laboratoire de Mécanique de Lille (UMR CNRS 8107)
[2] Ecole Centrale de Lille,Laboratoire de Mécanique de Lille
[3] CNRS,Laboratoire de Mécanique de Lille
来源
关键词
Vaneless diffuser; Radial flow pump; Instability; Particle Image Velocimetry; Pressure measurements; 2D calculations;
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学科分类号
摘要
The paper refers to the behavior of a vaneless diffuser of a radial flow pump in partial flow operating conditions. Some experimental data have been obtained using 2D/2C PIV and unsteady pressure measurements within the diffuser, in various operating conditions. The experimental results at the lower flow rate are compared with two-dimensional numerical calculations.
引用
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页码:368 / 374
页数:6
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