Results 61 to 70 of about 845 (119)

Pressure Sensitive Paints:The Basics & Applications [PDF]

open access: yes, 2011
Surface pressure measurement is one of the fundamental measurements in fluid dynamics experiments. Pressure sensitive paint (PSP) is a relatively new tool that has the unique capability of providing a field measurement over the entire surface of a model.
Jahanmiri, Mohsen
core  

Spacelab simulation using a Lear Jet aircraft: Mission no. 4 (ASSESS program) [PDF]

open access: yes
The fourth ASSESS Spacelab simulation mission utilizing a Lear Jet aircraft featured trained experiment operators (EOs) in place of the participating scientists, to simulate the role and functions of payload specialists in Spacelab who may conduct ...
Mason, R. H.   +2 more
core   +1 more source

Turbine Tip Clearance Control Using Fluidic Oscillators [PDF]

open access: yes, 2015
This study investigates the impact to power generation and efficiency by injecting flow into the tip clearance region of a gas turbine rotor. New to this design is using a fluidic oscillator as the jet source for the injection instead of a circular jet ...
Burns, Aaron
core  

NASA Rotor 37 CFD Code Validation: Glenn-HT Code [PDF]

open access: yes
In order to advance the goals of NASA aeronautics programs, it is necessary to continuously evaluate and improve the computational tools used for research and design at NASA. One such code is the Glenn-HT code which is used at NASA Glenn Research Center (
Ameri, Ali A.
core   +1 more source

Numerical Investigation of the Effect of Squealer Tips on the Performance of a 4½-Stage Axial Compressor [PDF]

open access: yes
This paper aims to quantify the numerical influence of squealer tips on the performance of a 4½-stage axial compressor. For this purpose, the performance map, obtained by steady-state calculations using the k-ω shear-stress transport turbulence model and
Franke, Pascal   +3 more
core   +2 more sources

Design, Analysis, Optimization and Control of Rotor Tip Flows [PDF]

open access: yes, 2016
Developments in turbomachinery focus on efficiency and reliability enhancements, while reducing the production costs. In spite of the many noteworthy experimental and numerical investigations over the past decades, the turbine tip design presents ...
De Maesschalck, Cis Guy M
core   +1 more source

Program for refan JT8D engine design, fabrication and test, phase 2 [PDF]

open access: yes
The objective of the JT8D refan program was to design, fabricate, and test certifiable modifications of the JT8D engine which would reduce noise generated by JT8D powered aircraft.
Glass, J. A.   +2 more
core   +1 more source

Unsteady Turbine Blade and Tip Heat Transfer Due to Wake Passing [PDF]

open access: yes
The geometry and the flow conditions of the first stage turbine blade of GE s E3 engine have been used to obtain the unsteady three-dimensional blade and tip heat transfer. The isothermal wall boundary condition was used.
Ameri, Ali A.   +4 more
core   +1 more source

Minnowbrook V: 2006 Workshop on Unsteady Flows in Turbomachinery [PDF]

open access: yes
This volume contains materials presented at the Minnowbrook V 2006 Workshop on Unsteady Flows in Turbomachinery, held at the Syracuse University Minnowbrook Conference Center, New York, on August 20-23, 2006. The workshop organizers were John E. LaGraff (
Ashpis, David E.   +3 more
core   +2 more sources

Home - About - Disclaimer - Privacy