Results 111 to 120 of about 224,566 (258)

The art of spacecraft design: A multidisciplinary challenge [PDF]

open access: yes
Actual design turn-around time has become shorter due to the use of optimization techniques which have been introduced into the design process. It seems that what, how and when to use these optimization techniques may be the key factor for future ...
Abdi, F.   +3 more
core   +1 more source

Aerodynamic design using numerical optimization [PDF]

open access: yes
The procedure of using numerical optimization methods coupled with computational fluid dynamic (CFD) codes for the development of an aerodynamic design is examined.
Chapman, G. T., Murman, E. M.
core   +1 more source

Numerical optimization design of advanced transonic wing configurations [PDF]

open access: yes
A computationally efficient and versatile technique for use in the design of advanced transonic wing configurations has been developed. A reliable and fast transonic wing flow-field analysis program, TWING, has been coupled with a modified quasi-Newton ...
Cosentino, G. B., Holst, T. L.
core   +1 more source

High-fidelity Multidisciplinary Sensitivity Analysis and Design Optimization for Rotorcraft Applications [PDF]

open access: yes
A multidisciplinary sensitivity analysis of rotorcraft simulations involving tightly coupled high-fidelity computational fluid dynamics and comprehensive analysis solvers is presented and evaluated.
Bauchau, Olivier A.   +4 more
core   +1 more source

The case for aerodynamic sensitivity analysis [PDF]

open access: yes
No specific solutions are offered, nor verified by applications, for its subject problem which is sensitivity analysis in Computational Fluid Dynamics (CFD).
Sobieszczanski-Sobieski, Jaroslaw
core   +1 more source

On simple aerodynamic sensitivity derivatives for use in interdisciplinary optimization [PDF]

open access: yes
Low-aspect-ratio and piston aerodynamic theories are reviewed as to their use in developing aerodynamic sensitivity derivatives for use in multidisciplinary optimization applications.
Doggett, Robert V., Jr.
core   +1 more source

Aerodynamic design and analysis of the AST-200 supersonic transport configuration concept [PDF]

open access: yes
The design and analysis of a supersonic transport configuration was conducted using linear theory methods in conjunction with appropriate constraints. Wing optimization centered on the determination of the required twist and camber and proper integration
Martin, G. L., Walkley, K. B.
core   +1 more source

ASTROS: A multidisciplinary automated structural design tool [PDF]

open access: yes
ASTROS (Automated Structural Optimization System) is a finite-element-based multidisciplinary structural optimization procedure developed under Air Force sponsorship to perform automated preliminary structural design. The design task is the determination
Neill, D. J.
core   +1 more source

Design and Verification of New Head Type of Super High-speed EMUs

open access: yes机车电传动, 2016
To decrease the aerodynamic drag of super high-speed EMUs, integrating high-speed EMUs head type design elements at home and abroad together, a new head type for super high-speed EMUs with speed of 500 km/h was designed.
LI Ming, LI Minggao, LIU Nan, HAN Lu
doaj  

Application of direct inverse analogy method (DIVA) and viscous design optimization techniques [PDF]

open access: yes
A direct-inverse approach to the transonic design problem was presented in its initial state at the First International Conference on Inverse Design Concepts and Optimization in Engineering Sciences (ICIDES-1).
Forbrich, D., Greff, E., Schwarten, H.
core   +1 more source

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