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Keywords: computational fluid dynamics
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Journal Articles
Article Type: Research Papers
J. Turbomach. December 2021, 143(12): 121008.
Paper No: TURBO-20-1260
Published Online: July 13, 2021
... Email: forrest.ames@engr.und.edu Contributed by the International Gas Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 23 09 2020 06 06 2021 07 06 2021 13 07 2021 computational fluid dynamics fluid dynamics and heat transfer...
Journal Articles
Article Type: Research Papers
J. Turbomach. November 2021, 143(11): 111002.
Paper No: TURBO-20-1206
Published Online: June 15, 2021
... heat transfer rate inside these cavities to optimize the overall design and enhance the safety of an engine. computational fluid dynamics fluid dynamics and heat transfer phenomena in compressor and turbine components of gas turbine engines centrifugal buoyancy-induced flow internal air...
Journal Articles
Article Type: Research Papers
J. Turbomach. June 2021, 143(6): 061005.
Paper No: TURBO-20-1243
Published Online: April 8, 2021
... 2021 boundary layer development computational fluid dynamics fan compressor large eddy simulation fluid dynamics and heat transfer phenomena in compressor and turbine components of gas turbine engines Gas turbines are important energy production machines in modern industry...
Journal Articles
Article Type: Research Papers
J. Turbomach. July 2021, 143(7): 071001.
Paper No: TURBO-20-1252
Published Online: April 8, 2021
... 2021 05 01 2021 08 04 2021 variable pitch fan reverse thrust installed flow field distortion core engine operability compressor stall surge and operability computational fluid dynamics fluid dynamics and heat transfer phenomena in compressor and turbine components of gas...
Journal Articles
Article Type: Research Papers
J. Turbomach. April 2021, 143(4): 041011.
Paper No: TURBO-20-1273
Published Online: March 24, 2021
... passage, the extent of which directly affects the aerodynamic loss in the stage. This paper presents a combined experimental and computational fluid dynamics (CFD) investigation into the effect of purge flow on the secondary flows in the blade passage of an optically accessible one-stage turbine rig...
Journal Articles
Article Type: Research Papers
J. Turbomach. August 2020, 142(8): 081007.
Paper No: TURBO-19-1310
Published Online: July 29, 2020
... by the International Gas Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 05 12 2019 11 02 2020 12 02 2020 29 07 2020 non-ideal gas dynamics turbine aerodynamic design measurement techniques organic Rankine cycle computational fluid dynamics...
Journal Articles
Article Type: Research Papers
J. Turbomach. August 2020, 142(8): 081002.
Paper No: TURBO-19-1269
Published Online: July 28, 2020
.... Experiments and computational fluid dynamics (CFD) simulations were carried out in the framework of the European Project RECORD and on its follow-up. Measurements considering burner-representative temperature perturbations injected upstream of an un-cooled high-pressure gas turbine stage were performed...
Journal Articles
Article Type: Research Papers
J. Turbomach. June 2020, 142(6): 061010.
Paper No: TURBO-20-1005
Published Online: May 28, 2020
... Criterion for Synthetic Jets ,” AIAA J. , 43 ( 10 ), pp. 2110 – 2116 . 10.2514/1.12033 [6] Smith , B. L. , and Swift , G. W. , 2001 , “ Synthetic Jets at Large Reynolds Number and Comparison to Continuous Jets ,” 15th AIAA Computational Fluid Dynamics Conference , Anaheim, CA , June...
Journal Articles
Article Type: Research Papers
J. Turbomach. April 2020, 142(4): 041004.
Paper No: TURBO-19-1265
Published Online: March 11, 2020
... 2020 30 01 2020 25 02 2020 computational fluid dynamics fluid dynamics and heat transfer phenomena in compressor and turbine components of gas turbine engines heat transfer and film cooling measurement techniques Due to current development in gas turbine design, airfoils...
Journal Articles
Article Type: Research Papers
J. Turbomach. March 2020, 142(3): 031002.
Paper No: TURBO-19-1248
Published Online: February 20, 2020
... development computational fluid dynamics turbine aerodynamics large Eddy simulation turbine aerodynamic design Low-pressure turbines (LPTs) of modern aero-engines operate under a variety of Reynolds numbers throughout the flight cycle, e.g., Reynolds numbers in the order of a few hundred thousand...
Journal Articles
Article Type: Research Papers
J. Turbomach. February 2020, 142(2): 021001.
Paper No: TURBO-19-1171
Published Online: January 24, 2020
... in the United Technologies Research Center (UTRC) Acoustic Research Tunnel, an ultra-low freestream turbulence facility capable of laminar boundary layer research. Boundary layer computational fluid dynamics and stability modeling were used to provide pre-test predictions, as well as to aid in interpretation...
Journal Articles
Article Type: Research Papers
J. Turbomach. February 2020, 142(2): 021003.
Paper No: TURBO-18-1263
Published Online: January 24, 2020
... variation scaling; the results suggest that the pitchwise gradients of far upstream total pressure govern the degree of linearity for incidence variation scaling. computational fluid dynamics inlet distortion fan and compressor distortion response Fans and first stage compressors in modern...
Journal Articles
Article Type: Research Papers
J. Turbomach. February 2020, 142(2): 021004.
Paper No: TURBO-19-1084
Published Online: January 24, 2020
... 09 12 2019 computational fluid dynamics Three-dimensional corner separation, which is an inherent flow feature of the corner formed by the blade suction surface and endwall of axial compressors, may lead to deleterious consequences, for example, passage blockage, limitation of blade...
Journal Articles
Article Type: Research Papers
J. Turbomach. October 2019, 141(10): 101011.
Paper No: TURBO-18-1314
Published Online: October 1, 2019
... instabilities computational fluid dynamics Aeroelasticity is one of the main concerns during the design of future jet engines. Due to large diameter and light materials, flutter may be experienced by fan blades. Computational fluid dynamics is used to predict a fan flutter boundary in the early design...
Journal Articles
Article Type: Research-Article
J. Turbomach. September 2018, 140(9): 091007.
Paper No: TURBO-17-1179
Published Online: August 28, 2018
... in the J OURNAL OF T URBOMACHINERY . Manuscript received September 28, 2017; final manuscript received July 9, 2018; published online August 28, 2018. Assoc. Editor: Anestis I. Kalfas. 28 09 2017 09 07 2018 Computational fluid dynamics Fluid dynamics Heat transfer phenomena...
Journal Articles
Article Type: Research-Article
J. Turbomach. September 2018, 140(9): 091005.
Paper No: TURBO-18-1151
Published Online: August 28, 2018
... OF T URBOMACHINERY . Manuscript received July 10, 2018; final manuscript received July 25, 2018; published online August 28, 2018. Editor: Kenneth Hall. 10 07 2018 25 07 2018 Computational fluid dynamics Fluid dynamics Heat transfer phenomena Compressor Turbine components Gas...
Journal Articles
Article Type: Research-Article
J. Turbomach. September 2018, 140(9): 091003.
Paper No: TURBO-18-1136
Published Online: August 20, 2018
... into which high-fidelity simulations can provide detailed insights. However, due to limitations on the computational resource, the use of an eddy resolving method for a fully resolved fan calculation is currently infeasible within industry. To solve this problem, a mixed-fidelity computational fluid dynamics...
Journal Articles
Article Type: Research-Article
J. Turbomach. August 2018, 140(8): 081005.
Paper No: TURBO-17-1209
Published Online: July 26, 2018
...Sina Stapelfeldt; Mehdi Vahdati Discrepancies between rig tests and numerical predictions of the flutter boundary for fan blades are usually attributed to the deficiency of computational fluid dynamics (CFD) models for resolving flow at off-design conditions. However, as will be demonstrated...
Journal Articles
Article Type: Research-Article
J. Turbomach. August 2018, 140(8): 081004.
Paper No: TURBO-17-1177
Published Online: July 26, 2018
...Guoping Xia; Gorazd Medic; Thomas J. Praisner Current design-cycle Reynolds-averaged Navier–Stokes (RANS) based computational fluid dynamics (CFD) methods have the tendency to over-predict corner-stall events for axial-flow compressors operating at off-design conditions. This shortcoming has been...
Journal Articles
Article Type: Research-Article
J. Turbomach. August 2018, 140(8): 081006.
Paper No: TURBO-17-1229
Published Online: July 26, 2018
... in computing power and the accuracy limitations of the steady-state assumption lead toward the transition to unsteady computational fluid dynamics (CFD) computations in the industrial design process. Previous work on unsteady adjoint for turbomachinery applications almost exclusively rely upon frequency-domain...