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Keywords: flow instability
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Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2023, 145(9): 091006.
Paper No: GTP-22-1628
Published Online: July 27, 2023
...Song Huang; Ge Han; Chengwu Yang The performance and stable operating range of compressors are critical for the efficient operation of various turbomachinery systems. To reveal the flow instability mechanism of a high-speed and high-loaded compressor, a systematic experimental study on a 1.5-stage...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2021, 143(11): 111002.
Paper No: GTP-21-1025
Published Online: September 13, 2021
... presents the crucial knowledge that has been published on the flow instabilities occurring in centrifugal compressors operating at low flow rates. It also introduces the capabilities of the computational tools used for the simulation of these phenomena. The characteristic of the centrifugal compressor...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 2012, 134(4): 042602.
Published Online: January 30, 2012
... speed fans this is a promising tool. This paper focuses on the inception and the evolution of the flow instabilities in the tip region which drive the stall onset in low speed axial fans. The authors conducted an experimental study to investigate the inception patterns of rotating stall evolution...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 2012, 134(4): 041503.
Published Online: January 27, 2012
... chemically reactive flow combustion combustion equipment flames flow instability flow simulation gas turbines swirling flow turbulence In Figs. 6a and 6b we show contours of the vorticity magnitude | ω ̃ | = 1 2 | ∇ × v ̃ | and the heat-release Q...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Eng. Gas Turbines Power. April 2012, 134(4): 044502.
Published Online: January 25, 2012
... direction. This is the reason why only 2% of the flow amounts would get 20% of the working range expansion. 12 05 2011 12 05 2011 25 01 2012 25 01 2012 compressors flow instability flow simulation impellers numerical analysis centrifugal compressor holed casing...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. February 2012, 134(2): 021502.
Published Online: December 16, 2011
... equipment computational fluid dynamics eigenvalues and eigenfunctions flames flow instability flow simulation Navier-Stokes equations transfer functions turbulence 26 04 2011 27 04 2011 16 12 2011 16 12 2011 2012 American Society of Mechanical Engineers ...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. February 2012, 134(2): 022503.
Published Online: December 14, 2011
... . Seal (synchronous) stiffness and damping coefficients versus inlet gas volume fraction (β S ). Mixture N 2 in ISO VG 2 oil (Δ P  = 71 bar, 10 krpm). 11 04 2011 13 04 2011 14 12 2011 14 12 2011 bubbles elasticity flow instability hydrocarbon reservoirs laminar...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. December 2011, 133(12): 122401.
Published Online: August 31, 2011
... is presented to illustrate the associated dynamic phenomena and fluid-structure interaction within the internal assembly of the check valve. 08 04 2011 09 04 2011 31 08 2011 31 08 2011 compressors elasticity flow instability fluid oscillations hydrodynamics nozzles springs...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. June 2011, 133(6): 061502.
Published Online: February 15, 2011
... combustion flames flow instability fluid oscillations functional analysis laminar flow pipe flow Reduction of pollutant emissions to meet environmental regulations has led to novel solutions in combustor design. Advanced systems use new premixed burners in which the flame is more compact...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. February 2011, 133(2): 022504.
Published Online: October 29, 2010
... investigation. The flow solver also provided detailed physical insight into the cavity flow instability mechanism. 26 04 2010 29 04 2010 29 10 2010 29 10 2010 aeroacoustics channel flow external flows flow instability flow simulation Navier-Stokes equations seals (stoppers...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. November 2010, 132(11): 112504.
Published Online: August 11, 2010
... model was developed by Scharrer ( 5 ). aerodynamics damping elastic constants flow instability Mach number rotors sealing materials transfer functions 2010 American Society of Mechanical Engineers ...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. October 2010, 132(10): 102904.
Published Online: June 30, 2010
... 06 2010 30 06 2010 finite volume methods fission reactor coolants flow instability heat transfer nuclear engineering computing thermal analysis supercritical linear nonlinear stability natural circulation Supercritical water (SCW) is being considered as a coolant...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. August 2010, 132(8): 082801.
Published Online: May 20, 2010
... , “ Integrated Simulation of the Atomization Process of a Liquid Hydrogen Jet Through a Cylindrical Nozzle ,” Cryogenics 0011-2275 , 48 ( 5–6 ), pp. 238 – 247 . 10.1016/j.cryogenics.2008.03.006 automobile industry automotive components cavitation computational fluid dynamics drops flow...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. June 2010, 132(6): 062401.
Published Online: March 16, 2010
... flow instability surges transient analysis The possible operating points of a centrifugal gas compressor operated at variable speeds are shown in the head-flow characteristic in Fig. 1 . The operating range is limited by maximum and minimum operating speed, maximum available power, choke...
Journal Articles
Journal Articles