WEBA computational study of the CC3 centrifugal impeller in its vaneless diffuser configuration was undertaken as part of an effort to understand potential causes of RANS CFD mis-prediction in these types
WEBA computational study of the CC3 centrifugal impeller in its vaneless diffuser configuration was undertaken as part of an effort to understand potential causes of RANS CFD mis-prediction in these types of geometries.
Computational Study of the CC3 Impeller and Vaneless Diffuser ...
WEBSep 1, 2013 · A computational study of the CC3 centrifugal impeller in its vaneless diffuser configuration was undertaken as part of an effort to understand potential causes of RANS CFD mis-prediction in these types of geometries.
Investigation of aerodynamic effects and dominant design …
WEBSep 1, 2024 · This study employs the Taguchi method's L-9 orthogonal array as a sensitivity analysis (utilizing Design of Experiments) to investigate the impact of cavity squealer design variables on the performance of the NASA-CC3 compressor at three key operational points: choke, design, and near stall regions.
NASA CC3 centrifugal compressor shape [29]: (a) cross
WEBFigure 1(a) shows a cross-sectional view of the NASA CC3 compressor and Fig. 1(b) indicates the three-dimensional (3D) view of the impeller and diffuser. The impeller contains 15 main blades...
Numerical investigation of centrifugal compressor stability …
WEBApr 26, 2022 · To improve the stable operating range of centrifugal compressor stage, endwall contouring technology is introduced on the hub-side wall of the vaned diffuser for NASA CC3 centrifugal compressor as a promising technique to redistribute the flow field near the endwall in this paper.
Numerical Investigation of Rotating Stall Characteristics in a Full ...
WEBDec 29, 2020 · Rotating Instabilities Versus Rotating Stall in a High-Speed Centrifugal Compressor. The present paper numerically investigates the rotating stall mechanism in the NASA CC3 transonic centrifugal compressor with wedge-type vaned diffuser. The three-dimensional compressible, unsteady...
(PDF) Influence of Root Fillet on the Structural and Aerodynamic ...
WEBNov 15, 2015 · In this study, the influence of the fillets with different radius between the blade and casing at the hub of a centrifugal impeller is investigated by CFD (validated by experimental data) and FEA...
On the Over-Prediction of Centrifugal Compressor Pressure Ratio …
WEBAug 16, 2023 · The investigated compressor is the NASA CC3 centrifugal compressor under different impeller tip Mach number conditions. The investigated geometrical/numerical factors include the impeller blade fillet, the impeller hub cavity, the impeller running tip clearance, the averaging method in the post-process, the …
NASA CC3 centrifugal compressor impeller and the vaned diffuser …
WEBFigure 1 shows three dimensional view of the CC3 compressor with its main components. This compressor was selected because it has been widely studied [13] [14] [15] [18] [19] [20], and offers a...