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Keywords: turbomachinery
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Journal Articles
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2024, 146(1): 011006.
Paper No: TURBO-23-1196
Published Online: October 25, 2023
... as well as turbomachinery efficiencies. The Virginia Tech team has been developing this seedless technique for simultaneous planar (or line) measurements to overcome the limitations associated with seed-based laser measurement techniques such as laser Doppler velocimetry (LDV), particle image velocimetry...
Journal Articles
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111009.
Paper No: TURBO-23-1153
Published Online: October 4, 2023
...-fidelity (HF) data. The prediction accuracy of MF-DNN was first evaluated using a 15-dimensional benchmark function. An affordable turbomachinery UQ platform was then built based on key components including the MF-DNN model, the sampling module, the parameterization module and the statistical processing...
Journal Articles
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2022, 144(12): 121002.
Paper No: TURBO-22-1130
Published Online: September 15, 2022
...Dingxi Wang; Sen Zhang In this article, a new hybrid time and frequency domain method called the approximate time domain nonlinear harmonic method is proposed for a robust and efficient analysis of turbomachinery unsteady flow with more than one fundamental mode. The proposed method combines...
Journal Articles
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2022, 144(3): 031006.
Paper No: TURBO-21-1165
Published Online: October 4, 2021
... in previous literature. The finalized model captures the experimental cylinder data found in literature much better than the previous model. These improvements also open the door for future models, such as that of a pitching airfoil or a turbomachinery blade, to create a preliminary design tool for studying...
Journal Articles
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2022, 144(2): 021006.
Paper No: TURBO-21-1119
Published Online: September 27, 2021
...@nwpu.edu.cn Email: hhuang@nwpu.edu.cn Contributed by the International Gas Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 12 06 2021 16 08 2021 17 08 2021 27 09 2021 spectral method harmonic balance method turbomachinery wakes...
Journal Articles
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2021, 143(6): 061003.
Paper No: TURBO-20-1236
Published Online: April 7, 2021
... Contributed by the International Gas Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 18 09 2020 07 01 2021 07 01 2021 07 04 2021 turbomachinery erosion & deposition dust ingestion test CMAS sulfidation mineral dusts harsh...
Journal Articles
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2021, 143(2): 021010.
Paper No: TURBO-20-1042
Published Online: February 2, 2021
...Huang Huang; Wei Liu; Paul Petrie-Repar; Dingxi Wang In this paper, a method for analyzing flutter for a turbomachinery row with aerodynamically coupled structural modes is presented. The majority of observed turbomachinery flutter incidents involve only one structural mode family due to high mass...
Journal Articles
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2020, 142(8): 081009.
Paper No: TURBO-19-1229
Published Online: July 29, 2020
... in the J ournal of T urbomachinery . 03 10 2019 21 02 2020 21 02 2020 29 07 2020 turbomachinery compressors CFD manufacturing variations fan compressor and turbine aerodynamic design Geometric variations induced by a manufacturing process are typically...
Journal Articles
Martina Ricci, Roberto Pacciani, Michele Marconcini, Paolo Macelloni, Stefano Cecchi, Claudio Bettini
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2019, 141(11): 111005.
Paper No: TURBO-19-1161
Published Online: October 10, 2019
... LP = low pressure TF = throughflow throughflow model computational fluid dynamics (CFD) turbomachinery steam turbine upwind scheme Throughflow methods have been crucial components of industrial turbomachinery design systems since several decades. In the concept development...
Journal Articles
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Briefs
J. Turbomach. March 2013, 135(2): 024501.
Paper No: TURBO-10-1121
Published Online: November 1, 2012
.... , and Imregun , M. , 1996 , “ A Review of Aeroelasticity Methods With Emphasis on Turbomachinery Applications ,” J. Fluid. Struct. , 10 , pp. 237 – 267 . 10.1006/jfls.1996.0015 [2] Hall , K. C. , Kielb , R. E. , Ekici , K. , Thomas , J. P. , and Clark , W. S. , 2005 , “ Recent...
Journal Articles
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2012, 134(3): 031018.
Published Online: July 15, 2011
... stratified flow turbomachinery vortices The clearance between blade tip and casing results in a leakage flow crossing the tip from the pressure side (PS) to the suction side (SS) of the blade. Vorticity transported by the leakage flow typically rolls up into unsteady vortical structures, making...
Journal Articles
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2012, 134(3): 031001.
Published Online: July 14, 2011
... with special regard to the prediction of flow turbulence under the rotational flow regime, which is typical of turbomachinery. Future work will include the investigation of buoyancy effects to the rotational flow. This implicates wall heating, which results from the heater glass in order to provide transparent...
Journal Articles
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2012, 134(3): 031004.
Published Online: July 14, 2011
...-by-stage optimization strategy about the multistage turbomachinery optimization. Fourth, it introduces the visual analysis method into optimization, which can adjust variation ranges of variables by analyzing how great the variables influence the objective function. The above techniques were applied...
Journal Articles
Paul Tucker, Simon Eastwood, Christian Klostermeier, Richard Jefferson-Loveday, James Tyacke, Yan Liu
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2012, 134(2): 021023.
Published Online: July 7, 2011
... and show encouraging results. Further results are presented in a companion paper. Klostermeier , C. , 2008 , “ Investigation Into the Capability of Large Eddy Simulation for Turbomachinery Design ,” Ph.D. thesis, University of Cambridge, School of Engineering. Leschziner , M...
Journal Articles
Paul Tucker, Simon Eastwood, Christian Klostermeier, Hao Xia, Prasun Ray, James Tyacke, William Dawes
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2012, 134(2): 021024.
Published Online: July 7, 2011
...Paul Tucker; Simon Eastwood; Christian Klostermeier; Hao Xia; Prasun Ray; James Tyacke; William Dawes A hybrid large eddy simulation (LES) related technique is used to explore some key turbomachinery relevant flows. Near wall Reynolds-averaged Navier-Stokes (RANS) modeling is used to cover over...
Journal Articles
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2012, 134(1): 011018.
Published Online: May 31, 2011
...Kevin E. Turner; Michael Dunn; Corso Padova The turbomachinery industry continually struggles with the adverse effects of contact rubs between airfoils and casings. The key parameter controlling the severity of a given rub event is the contact load produced when the airfoil tips incur...
Journal Articles
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2012, 134(1): 011017.
Published Online: May 31, 2011
... of the circumferential nonuniformities into the meridional flow. Adamczyk , J. J. , 1984 , “ Model Equation for Simulating Flows in Multistage Turbomachinery ,” NASA-TM-86869. He , L. , and Ning , W. , 1998 , “ Efficient Approach for Analysis of Unsteady Viscous Flows in Turbomachines ,” AIAA...
Journal Articles
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2012, 134(1): 011001.
Published Online: May 24, 2011
...Frédéric Sicot; Guillaume Dufour; Nicolas Gourdain In the absence of instabilities, the large deterministic scales of turbomachinery flows resulting from the periodic rotation of blades can be considered periodic in time. Such flows are not simulated with enough efficiency when using classical...
Journal Articles
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2011, 133(4): 041029.
Published Online: April 27, 2011
..., which will reflect the fan pressure perturbation from a known location typical flight intake, which, by virtue of its geometric properties, will reflect the fan pressure perturbation as would be the case under operating conditions In turbomachinery applications, flutter is usually associated...
Journal Articles
Journal:
Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2011, 133(4): 041010.
Published Online: April 20, 2011
... g 2 / g 3 1.80 1.88 1.90 1.79 3.85 3.71 3.59 3.95 g 3 / g 4 1.89 1.93 1.95 1.89 3.91 3.84 3.63 3.97 g 4 / g 5 1.94 1.97 1.97 1.94 3.94 3.90 3.56 3.97 The conventional implementation of turbomachinery farfield boundary...
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