HP vane aerodynamics and heat transfer in the presence of aggressive inlet swirl

I Qureshi, AD Smith, T Povey - Journal of …, 2013 - asmedigitalcollection.asme.org
Modern lean burn combustors now employ aggressive swirlers to enhance fuel-air mixing
and improve flame stability. The flow at combustor exit can therefore have high residual …

Effect of a combined hot-streak and swirl profile on cooled 1.5-stage turbine aerodynamics: an experimental and computational study

MG Adams, PF Beard, MR Stokes… - Journal of …, 2021 - asmedigitalcollection.asme.org
Recently developed lean-burn combustors offer reduced NO x emissions for gas turbines.
The flow at exit of lean-burn combustors is dominated by hot streaks and residual swirl …

Effect of aggressive inlet swirl on heat transfer and aerodynamics in an unshrouded transonic HP turbine

I Qureshi, A Beretta, K Chana, T Povey - 2012 - asmedigitalcollection.asme.org
Swirling flows are now widely being used in modern gas turbine combustors to improve the
combustion characteristics, flame stability, and reduce emissions. Residual swirl at the …

Heat transfer analyses of film-cooled HP turbine vane considering effects of swirl and hot streak

Z Wang, D Wang, Z Wang, Z Feng - Applied Thermal Engineering, 2018 - Elsevier
Conjugate heat transfer (CHT) analyses were conducted on the film-cooled first stage vane
of GE-E 3 engine to reveal the influences of inlet swirl and hot streak (HS) on vane film …

Turbulence field measurements at the exit of a combustor simulator dedicated to hot streaks generation

T Bacci, B Facchini, A Picchi… - … Expo: Power for …, 2015 - asmedigitalcollection.asme.org
In order to deepen the knowledge of the interaction between modern lean burn combustors
and high pressure turbines, a real scale annular three sector combustor simulator has been …

[HTML][HTML] Heat transfer characteristics of a high-pressure turbine under combined distorted hot-streak and residual swirl: an unsteady computational study

Z Mansouri, R Jefferson-Loveday - International Journal of Heat and Mass …, 2022 - Elsevier
In new generation aero-engines, lean-burn combustors are equipped with swirl injectors in
order to reduce pollutant emissions. At the exit of these combustors, the flow is dominated by …

ECAT: an engine component aerothermal facility at the University of Oxford

B Kirollos, R Lubbock, P Beard… - … Expo: Power for …, 2017 - asmedigitalcollection.asme.org
This paper describes a new engine-parts facility at the University of Oxford for high
technology-readiness-level research, new technology demonstration, and for engine …

Commissioning of a combined hot-streak and swirl profile generator in a transonic turbine test facility

MG Adams, T Povey, BF Hall… - … for Gas Turbines …, 2020 - asmedigitalcollection.asme.org
By enhancing the premixing of fuel and air prior to combustion, recently developed lean-
burn combustor systems have led to reduced NO x and particulate emissions in gas …

Frequency optimal feed motion planning in computer numerical controlled machine tools for vibration avoidance

B Sencer, S Tajima - Journal of manufacturing …, 2017 - asmedigitalcollection.asme.org
This paper presents a novel trajectory generation technique, which has the capability to
avoid excitation of inertial vibrations in precision manufacturing equipment. A major source …

The Oxford Probe: an open access five-hole probe for aerodynamic measurements

BF Hall, T Povey - Measurement Science and Technology, 2017 - iopscience.iop.org
Abstract The Oxford Probe is an open access five-hole probe designed for experimental
aerodynamic measurements. The open access probe can be manufactured by the end user …