... the stability limit and gain a comprehensive understanding of the fluid dynamic mechanisms that trigger the instability in the system to extend the operating range at high efficiency. Machine learning aids in developing pattern identification models for detecting compressor instability. In a prior study, a two...

... of T urbomachinery . 07 04 2020 22 04 2021 22 04 2021 21 06 2021 computational fluid dynamics (CFD) turbine deposition fluid dynamics nozzle guide vane Defence Science and Technology Laboratory 10.13039/100010418 EP/P510579/1 EP/P510579/1...

... . 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 turbine engines...

... online August 28, 2018. Assoc. Editor: Kenichiro Takeishi. 24 09 2017 27 07 2018 Fluid dynamics Heat transfer Measurement techniques Film cooling Heat transfer phenomena Compressor Turbine components Gas turbine engines Modern heavy-duty gas turbines or aero-engines...

... 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...

... for publication in the J OURNAL OF T URBOMACHINERY . Manuscript received July 4, 2016; final manuscript received December 17, 2017; published online August 28, 2018. Editor: Kenneth Hall. 04 07 2016 17 12 2017 Boundary layer development Fluid dynamics Heat transfer phenomena Compressor...

...Beni Cukurel 07 03 2018 30 04 2018 Fluid dynamics Heat transfer Film cooling Heat transfer phenomena Compressor Turbine components Gas turbine engines There is a mistake in Eq. (5) which could misguide the reader; the correct formulation is ( P ̃ i + R...

...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...

... r ) 2 After the mean flow data are derived by steady-state computational fluid dynamics (CFD), the body force coefficient k n can be computed by arranging Eqs. (6) and (7) (8) k n ( r,z ) = v r ∂ v θ ∂ r + v z...

..., 2018. Edited by David Wisler. 01 02 2018 18 02 2018 Computational fluid dynamics Fan Fluid dynamics Compressor Turbine aerodynamic design Heat transfer phenomena Turbine components Gas turbine engines There are many applications in which fans and low hub-to-tip...

.... 27 09 2017 10 10 2017 Boundary layer development Fan Fluid dynamics Measurement techniques Compressor Turbine aerodynamic design Heat transfer phenomena Turbine components Gas turbine engines Blade row interactions are fundamental to turbomachinery flow fields...

... passages, a comprehensive understanding of the flow characteristic is necessary as well as reliable correlations or computational fluid dynamics (CFD) calculations for flow restrictions based on experimental data. Boundary layer development Fluid dynamics Heat transfer Measurement techniques...

... by the International Gas Turbine Institute (IGTI) of ASME for publication in the J OURNAL OF T URBOMACHINERY . Manuscript received March 2, 2018; final manuscript received March 26, 2018; published online June 14, 2018. Editor: Kenneth Hall. 02 03 2018 26 03 2018 Fluid dynamics Heat transfer...

... , “ Flow-Control-Enabled Aggressive Turbine Transition Ducts and Engine System Analysis ,” AIAA J. Propul. Power , 23 ( 4 ), pp. 797 – 803 . 10.2514/1.13488 Cavity flows Fluid dynamics Impact on cavity leaking flows on performance Heat transfer phenomena Compressor Turbine components Gas...

...; published online May 3, 2018. Editor: Kenneth Hall. 23 11 2017 16 01 2018 Cavity flows Fluid dynamics Impact on cavity leaking flows on performance Heat transfer phenomena Compressor Turbine components Gas turbine engines Leaking flows Turbine inlet temperature...

...John P. Clark; Joseph A. Beck; Alex A. Kaszynski; Angela Still; Ron-Ho Ni This effort focuses on the comparison of unsteadiness due to as-measured turbine blades in a transonic turbine to that obtained with blueprint geometries via computational fluid dynamics (CFD). A Reynolds-averaged Navier...

... . 10.1115/1.2814115 [6] Casari , N. , Pinelli , M. , Suman , A. , Di Mare , L. , and Montomoli , F. , 2017 , “ Gas Turbine Blade Geometry Variation Due to Fouling ,” 12th European Conference on Turbomachinery Fluid Dynamics and Thermodynamics (ETC 2017), Stockholm, Sweden, Apr. 3...

... By using PSP, the blade surface pressure can be measured on whole surface continuously, and the pressure data provide useful knowledge for understanding physical mechanism of flutter instability. The measured results are also helpful for validation of computational fluid dynamics analysis. The cost...

... the differences between the different cases studied. 1 Corresponding author. Manuscript received August 23, 2017; final manuscript received December 11, 2017; published online April 16, 2018. Assoc. Editor: John Clark. 23 08 2017 11 12 2017 Fluid dynamics Heat transfer phenomena...

... Flows With Rotation ,” Phys. Fluids , 23 ( 7 ), p. 075108 . 10.1063/1.3599702 [12] Gallo , M. , Astarita , T. , and Carlomagno , G. M. , 2012 , “ Thermo-Fluid-Dynamic Analysis of the Flow in a Rotating Channel With a Sharp ‘U’ Turn ,” Exp. Fluids , 53 ( 1 ), pp. 201 – 219...