... Velocity Gradient Fields at Intermediate and Small Scales of Turbulent Flows ,” Exp. Fluids , 38 ( 2 ), pp. 185 – 196 . 10.1007/s00348-004-0898-8 [9] Nieckele , A. O. , Thompson , R. L. , and Mompean , G. , 2016 , “ Anisotropic Reynolds Stress Tensor Representation in Shear Flows...

.... Experimental Friction Shear Flows Wear In mechanical engineering devices, such as turbines or compressors, whose working principle is based on the transfer of energy between a high-speed rotor and a fluid, the rotor is supported on bearings and annular seals. Bearings and seals have different...

... received November 12, 2017; final manuscript received December 5, 2017; published online April 26, 2018. Editor: David Wisler. 12 11 2017 05 12 2017 Computational fluid dynamics Equilibrium Film Finite element methods Gas turbine technology Modeling Shear Flows Turbines...

... ). Computational fluid dynamics Fluids Modeling Multiphase flows Shear Flows Swirling Two-phase 28 07 2017 24 08 2017 Contributed by the Structures and Dynamics Committee of ASME for publication in the J OURNAL OF E NGINEERING FOR G AS T URBINES AND P OWER . Manuscript received July...

... Shear Flows Turbulence Unsteady flows Swirled fuel injection systems are often used in modern combustion chambers. They provide enhanced mixing and fuel atomization and—in case the swirl is large enough to support vortex breakdown—flame anchoring in the central recirculation zone. In many...

...; published online November 7, 2017. Editor: David Wisler. 20 07 2017 08 08 2017 Combustion Combustors Experimental Flame Jets Measurement techniques Nonintrusive diagnostics Shear Flows Turbulent Unsteady flows Visualization High momentum jet stabilized combustion...

... Fluids Gas turbine technology Multiphase flows Separated Shear Flows Turbulent Two-phase Unsteady Aerospace Propulsion systems Copyright © 2018 by ASME 2018 0742-4795/2018/140(3)/032601/9/ $25.00 ...

.... 03 07 2017 24 07 2017 Combustion Experimental Flame Gas turbine technology Jets Shear Flows Unsteady flows Hydrogen-rich fuels can play a major role in achieving de-carbonization targets in power generation systems with minimal Co 2 emissions and minimal environmental...

...; published online March 15, 2017. Editor: David Wisler. 14 06 2015 20 12 2016 Aeronautical propulsion Aerospace applications Combustors Computational Computational fluid dynamics Experimental Gas turbine technology Shear Flows Swirling Turbulence Turbulent Unsteady Unsteady...

... online October 4, 2016. Editor: David Wisler. 06 07 2016 22 07 2016 Fluids Gas turbine technology Internal flow Jets Mass Transfer Shear Flows Turbines Gas turbines are used extensively in both aviation propulsion and power generation applications, so increases...

......9331214B [27] Reynolds , W. C. , and Hussain , A. K. M. F. , 1972 , “ The Mechanics of an Organized Wave in Turbulent Shear Flow. Part 3. Theoretical Models and Comparisons With Experiments ,” J. Fluid Mech. , 54 ( 2 ), pp. 263 – 288 . 10.1017/S0022112072000679 [28] Rukes , L...

... external source terms—of Eq. (8) ). The LNSEs inherently describe acoustic damping due to interaction mechanisms between acoustics and nonuniform mean flow such as the transformation of acoustic fluctuations into vortical disturbances triggering vortex shedding in free-shear flows [ 18 , 20 , 21...

... ) The κ s , normal term describes the impact of flow acceleration and deceleration, while κ s , shear quantifies the manner in which shearing flow strain translates into flame stretch. Both terms are clearly nonzero in regions of high shear in flame stabilization regions...

... jets and bluff body stabilized flames is discussed. Combustion Combustors Flame Shear Flows Unsteady flows Combustion instability represents a crippling problem that limits the operation envelope of lean premixed gas turbine systems for power generation and propulsion. This phenomenon...