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Friday, July 10, 2020 | History

3 edition of Nonlinear potential analysis techniques for supersonic aerodynamic design found in the catalog.

Nonlinear potential analysis techniques for supersonic aerodynamic design

Nonlinear potential analysis techniques for supersonic aerodynamic design

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Published by National Aeronautics and Space Administration, Langley Research Center, National Technical Information Service, distributor in Hampton, Va, [Springfield, Va .
Written in English


Edition Notes

StatementV. Shankar and K.Y. Szema
SeriesNASA contractor report -- 172507, NASA contractor report -- NASA CR-172507
ContributionsSzema, K. Y, Langley Research Center
The Physical Object
FormatMicroform
Pagination1 v
ID Numbers
Open LibraryOL14986023M

Unsteady Aerodynamics, Reduced-Order Modelling, and Predictive Control in Linear and Nonlinear Aeroelasticity with Arbitrary Kinematics n. An E cient Nonlinear Structural Dynamics Solver for Use in Computational Aeroelastic Analysis. (May ) Brian Andrew Freno, B.S., Texas A&M University Chair of Advisory Committee: Dr. Paul G. A. Cizmas Aerospace structures with large aspect ratio, such as airplane wings, rotorcraft.

  Abstract: Aerodynamic optimization by numerical methods has always been of engineering interest with the great advancement of computers. This paper presents a highly efficient aerodynamic optimization method for hypersonic airfoil based on local piston theory. In the optimization procedure, local piston theory has been employed for unsteady pressure . The book material describes the basics of flight simulation and control, the basics of nonlinear aircraft dynamics, and the principles of control configured aircraft design. It explains how elasticity of the wings/fuselage can be included in the dynamics and simulation, and highlights the principles of nonlinear stability analysis of both rigid.

  Aerodynamic design data book. Volume 1M: Orbiter vehicle STS-1 by NON. Publication date Usage Public Domain Topics ENGINE DESIGN, STRUCTURAL ANALYSIS, TURBOFAN ENGINES, BYPASSES, COST ANALYSIS, LIFE CYCLE COSTS, SERVICE LIFE Collection nasa_techdocs Contributor NASA Language English. No Abstract . @article{osti_, title = {Tactical missile aerodynamics - General topics. Progress in Astronautics and Aeronautics. Vol. }, author = {Hemsch, M J}, abstractNote = {The present volume discusses the development history of tactical missile airframes, aerodynamic considerations for autopilot design, a systematic method for tactical missile design, the .


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Nonlinear potential analysis techniques for supersonic aerodynamic design Download PDF EPUB FB2

Nonlinear Potential Analysis Techniques for Supersonic Aerodynamic Design V. Shankar and K.Y. Szema ROCKWELL INTERNATIONAL SCIENCE CENTER Thousand Oaks, California 91 CONTRACT NASl 1 MARCH National Aeronautics and Space Administration Langley Research Center.

Review for general release (2 Years from Feport. Nonlinear Potential Analysis Techniques For Supersonic/ Hypersonic Configuration Design W. Clever and V. Shankar ROCKWELL INTERNATIONAL CORPORATION Los Angeles, California CONTRACT NASI MA JpR1:ARI:Y DOMESTIC DISSEMINATION I Inlllil lIn nlll Inl NF NI\S/\ National Aeronautics and.

Get this from a library. Nonlinear potential analysis techniques for supersonic/hypersonic aerodynamic design. [V Shankar; W C Clever; Rockwell International.; Langley Research Center.].

Get this from a library. Nonlinear potential analysis techniques for supersonic aerodynamic design. [V Shankar; K Y Szema; Langley Research Center.]. Various Contributions to Nonlinear Supersonic Aerodynamics from the Virginia Tech Aircraft Design Information Sources pages.

a) Potential Flow Equation Solution Work at Grumman B. Grossman and M.J. Siclari, "The Nonlinear Supersonic Potential Flow Over Delta Wings," AIAA Paper, or AIAA J., Vol. 19, No. 5, Mayp. PDF | On Jan 1,R.D. Firouzabadi and others published Analysis of linear non-linear aeroelastic response of supersonic thick fins | Find, read and cite all.

Comparing Figures 2(a) and 2(b), the aerodynamic nonlinearity is augmented with the increase of ically, for in Figure 2(b), the nonlinear aerodynamic loading produces totally different Figure 2(b), the responses under two specific dynamic pressures of and at are considered to make the comparisons easily visible.

As shown in Figures 3(a), 3(c), and 3(e) Cited by: 5. Aerodynamic Shape Optimization for Supersonic Aircraft James Reuther* NASA Ames Research Center, Moffett Field, CA This paper presents a historical perspective on the development and application of aerodynamic shape optimization (ASO) methods for supersonic aircraft design.

The motivation for using ASO for supersonic transport design is. Aerothermoelastic analysis of nonlinear composite laminated panel with aerodynamic heating in hypersonic flow Article in Composites Part B Engineering.

Recent emphasis on reduction of design cycle time and cost in the design of commercial aircraft has sparked a renewed interest in design optimization in aerodynamic s, structures, and aeroelastics. The constrained aerodynamic optimization problem is closely related to the problem of solving nonlinear systems of by: Thus, the aerodynamic design is based on analysis of steady flow.

It is important to be able to calculate steady solutions of aerodynamic flows in the transonic range, where the formation of shock waves leads to the onset of drag rise, and a drastic deterioration of the lift to drag ratio as the speed of the airplane approaches the speed of sound.

The result is a powerful but elementary airfoil theory capable of wide exploitation. The chapter introduces the concept of computational fluid dynamics (CFD) and its application in potential flow theory.

Both CFD and physical experiments require the geometry of a design to be already established and, hence, are analysis tools for design evaluation. Nonlinear aeroelastic behavior of a trapezoidal wing in hypersonic flow is investigated.

The aeroelastic governing equations are built by von Karman large deformation theory and the third-order piston theory. The Rayleigh–Ritz approach combined with the affine transformation is formulated and employed to transform the equations of a trapezoidal wing Cited by: 9.

@article{osti_, title = {Tactical missile aerodynamics - Prediction methodology. Progress in Astronautics and Aeronautics. Vol. }, author = {Mendenhall, M.R.}, abstractNote = {The present volume discusses tactical missile aerodynamic drag, drag-prediction methods for axisymmetric missile bodies, an aerodynamic heating analysis for supersonic missiles, a.

The successful application of fully nonlinear control techniques to aircraft control problems o?ers the prospect of improvements in several di?erent areas. Firstly, there is the possibility of - proving design and analysis criteria to more fully re?ect the nonlinear nature of.

F.A. Woodward, "An Improved Method for the Aerodynamic Analysis of Wing-Body-Tail Configurations in Subsonic and Supersonic Flow," NASA CR, Parts I and II, (this method is know at Grumman as Woodward II).

Cenko, "Advances in Supersonic Configuration Design," AIAA Paper No.General NASA must continue to provide the necessary resources for aerodynamics research and validation, including resources focused on specific key technologies, resources to maintain and enhance ground and flight test facilities, and resources for enhanced analytical and design capabilities.

Specific. The following research topics should serve as the focus of NASA's. Pironneau () Optimum shape design for subsonic potential flow Jameson () Optimum shape design for transonic and supersonic flow modeled by the transonic potential flow equation and the Euler equations Antony Jameson Mathematics of File Size: 4MB.

This chapter discusses the process the HSR Program is using to select and develop candidate materials, to characterize and improve the service life of materials in an HSCT environment, to identify and resolve manufacturing issues associated with new materials, to develop and validate low-weight structural designs, and to develop a feasible aerodynamic design that will enable.

nonlinear structural equations of motion with aerodynamic models of varying fidelity, this ranges from transient computational fluid dynamics (CFD) simulations to simplified analytical equations. Higher-order spectra (HOS) analysis is a valuable tool when analyzing nonlinear aeroelastic systems.

The superiority of HOS. “The book is generally well written and easy to read, with a pleasing use of aircraft photographs to illustrate the text.” (The Aeronautical Journal, 1 April )“Aircraft Aerodynamic Design: Geometry and Optimization is a practical guide for researchers and practitioners in the aerospace industry, and a reference for graduate and undergraduate students in aircraft design and.Aerodynamic Design and Analysis End-to-end service in the assessment of Aerodynamic Design Services Offered.

BAE Systems Regional Aircraft have experienced Engineers offering detailed assessment of aircraft aerodynamic design. From the definition of our customer requirements, we optimise the design for new aircraft programmes, provide.MAE Design of Machines and Mechanisms.

Prerequisites: A grade of "C" or higher in ENGR and MAE and MAE Description: Study of the position, velocity, acceleration, and static and dynamic force behavior of machines and is and synthesis of linkages and gear trains. Characteristics and selection of power sources, including electric .