Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Dan H. Neuhart"'
Autor:
Christopher L. Rumsey, Nashat N. Ahmad, Jan-Renee Carlson, Michael A. Kegerise, Dan H. Neuhart, Judith A. Hannon, Luther N. Jenkins, Chung-Sheng Yao, Ponnampalam Balakumar, Samantha Gildersleeve, Scott M. Bartram, Thomas H. Pulliam, Michael E. Olsen, Philippe R. Spalart
Publikováno v:
AIAA Journal. 60:4789-4806
Publikováno v:
AIAA Scitech 2021 Forum.
Autor:
Judith A. Hannon, Chung-Sheng Yao, Scott M. Bartram, Michael E. Olsen, Michael A. Kegerise, Jan-Renee Carlson, Samantha Gildersleeve, Ponnampalam Balakumar, Philippe R. Spalart, Christopher L. Rumsey, Thomas H. Pulliam, Dan H. Neuhart, Luther N. Jenkins, Nashat N. Ahmad
Publikováno v:
AIAA Scitech 2021 Forum.
Publikováno v:
47th AIAA Fluid Dynamics Conference.
NASA through its Transformational Tools and Technologies Project (TTT) under the Advanced Air Vehicle Program, is supporting a substantial effort to further investigate the formation and origin of separation bubbles found on wing-body juncture zones.
Autor:
William M. Humphreys, Mehdi R. Khorrami, Dan H. Neuhart, David P. Lockard, Christopher J. Bahr
Publikováno v:
21st AIAA/CEAS Aeroacoustics Conference.
The results of an experimental study of the noise generated by a baseline high-fidelity airframe model are presented. The test campaign was conducted in the open-jet test section of the NASA Langley 14- by 22-foot Subsonic Tunnel on an 18%-scale, sem
Publikováno v:
AIAA Journal. 44:3153-3157
A workshop on computational fluid dynamics (CFD) validation of synthetic jets and turbulent separation control was held at the NASA Langley Research Center in 2004 to assess the current CFD capability to predict an unsteady flowfield. Three selected
Publikováno v:
20th AIAA/CEAS Aeroacoustics Conference.
Steady and unsteady aerodynamic measurements of a high-fidelity, semi-span 18% scale Gulfstream aircraft model are presented. The aerodynamic data were collected concurrently with acoustic measurements as part of a larger aeroacoustic study targeting
Autor:
Mehdi R. Khorrami, Tarik Yardibi, Fei Liu, Louis N. Cattafesta, Thomas Van de Ven, Dan H. Neuhart, Nikolas S. Zawodny
Publikováno v:
15th AIAA/CEAS Aeroacoustics Conference (30th AIAA Aeroacoustics Conference).
A series of fluid dynamic and aeroacoustic wind tunnel experiments are performed at the University of Florida Aeroacoustic Flow Facility and the NASA-Langley Basic Aerodynamic Research Tunnel Facility on a high-fidelity -scale model of Gulfstream G55
Publikováno v:
15th AIAA/CEAS Aeroacoustics Conference (30th AIAA Aeroacoustics Conference).
This paper presents the most recent measurements from an ongoing investigation of the unsteady wake interference between a pair of circular cylinders in tandem. The purpose of this investigation is to help build an in-depth experimental database for
Publikováno v:
15th AIAA/CEAS Aeroacoustics Conference (30th AIAA Aeroacoustics Conference).
In this paper we discuss detailed steady and unsteady aerodynamic measurements of a Gulfstream G550 nose landing gear model. The quarter-scale, high-fidelity model includes part of the lower fuselage and the gear cavity. The full model configuration