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Tuesday, May 5, 2020 | History

4 edition of New approaches to optimization in aerospace conceptual design found in the catalog.

New approaches to optimization in aerospace conceptual design

Peter J. Gage

New approaches to optimization in aerospace conceptual design

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  • 22 Currently reading

Published by National Aeronautics and Space Administration, National Technical Information Service, distributor in [Washington, D.C.], [Springfield, Va .
Written in English


Edition Notes

StatementPeter J. Gage.
SeriesNASA contractor report -- 196695., NASA contractor report -- NASA CR-196695.
ContributionsUnited States. National Aeronautics and Space Administration.
The Physical Object
FormatMicroform
Pagination1 v.
ID Numbers
Open LibraryOL17012591M
OCLC/WorldCa33146628

A Multidisciplinary Design Optimization approach considering closed-loop flight control laws was applied to a conceptual design of a large-cabin business jet. The optimization algorithm used in this work is the Multi-Objective Genetic Algorithm of second generation (MOGA-II algorithm) using modeFRONTIER. Two types of analysis were done: mono-objective, maximizing the internal. The new edition of this popular textbook provides a modern, accessible introduction to the whole process of aircraft design from requirements to conceptual design, manufacture and in-service issues. Highly illustrated descriptions of the full spectrum of aircraft types, their aerodynamics, structures and systems, allow students to appreciate. This IUTAM symposium on when topology optimization meets additive manufacturing – theory and methods is to be held during October , in Dalian, China. It aims to promote the interactions among top level researchers working in the area of topology optimization and AM. The central theme is to discuss the challenging issues and the. A new method of evaluating the aircraft handling performance using quantitative evaluation of the system to disturbances, including perturbations, continuous turbulence, and discrete gusts, is presented. A multidisciplinary design optimization was performed using the Db transport aircraft concept.


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New approaches to optimization in aerospace conceptual design by Peter J. Gage Download PDF EPUB FB2

New Approaches to Optimization in Aerospace Conceptual Design Peter J. Gage Stanford University Department of Aeronautics and Astronautics Stanford, CA Prepared for Ames Research Center CONTRACT NAG March National Aeronautics and Space Administration Ames Research Center Moffett Field, California Get this from a library.

New approaches to optimization in aerospace conceptual design. [Peter J Gage; United States. National Aeronautics and Space Administration.]. optimization in aircraft and aerospace structures design, including: (1) standard material layout design for airframe structures, (2) design of stiffener ribs for aircraft panels, (3).

Andy Keane is the author of Computational Approaches for Aerospace Design: The Pursuit of Excellence, published by Wiley. Prasanth Nair is the author of New approaches to optimization in aerospace conceptual design book Approaches for Aerospace Design: The Pursuit of Excellence, published by by: Exergy Analysis and Design Optimization for Aerospace Vehicles and Systems (Progress in Astronautics and Aeronautics) [Jose A.

Camberos, David J. Moorhouse] on *FREE* shipping on qualifying offers. Exergy Analysis and Design Optimization for Aerospace Vehicles and Systems (Progress in New approaches to optimization in aerospace conceptual design book and Aeronautics)Cited by: For example, Manning et al.

[16] used the MDO method to design and optimize a supersonic New approaches to optimization in aerospace conceptual design book, Peter et al. [17] optimized the internal structure of an aircraft wing by MDO method, Raymer et. This textbook presents the process of aircraft conceptual design as seen in industry aircraft design groups.

It contains design methods, illustrations, tips, explanations and equations, and has extensive appendices with key data for design/5. Description. Recognizing a critical need for a holistic approach to systems integration and multidisciplinary analysis and design optimization, volume editors Camberos and Moorhouse and the contributing authors pioneered the application of a powerful scientific principle, the second law of thermodynamics, for aerospace engineering.

The main business of Conceptual Research Corporation is the conceptual design, analysis, and optimization of aerospace vehicles. These include jet, prop, and rocket-powered concepts, and of all classes of vehicle including military, commercial, general aviation, lighter-than-air, UAV, VTOL, launch vehicles, re-entry vehicles, and others.

A comprehensive New approaches to optimization in aerospace conceptual design book to the air vehicle design process using the principles of systems engineering Due to the high cost and the risks associated with development, complex aircraft systems have become a prime candidate for the adoption of systems engineering methodologies.

This book presents the entire process of aircraft design based on a systems engineering approach from conceptual design. One of the approaches to achieve the NASA Fundamental Aeronautics Program goals is to solve the aeronautics challenges for a broad range of air vehicles with system-level optimization, assessment and technology integration.

The needs to meet this approach can be defined by three general themes: Variable Fidelity, Physics-Based Design/Analysis. Topology optimization has become an effective tool for least-weight and performance design, especially in aeronautics and aerospace engineering.

The purpose of this paper is to survey recent advances of topology optimization techniques applied in aircraft and aerospace structures design. This paper firstly reviews several existing applications: (1) standard material layout design for airframe Cited by:   The second part devotes itself to new aircraft New approaches to optimization in aerospace conceptual design book definition.

It also offers additional analyses and design information (e.g., on cost, manufacture, systems, role of CFD, etc.) integral to conceptual design study. The book finishes with an introduction to electric aircraft and futuristic design concepts currently under : Ajoy Kumar Kundu.

Conceptual design is an area of art that diagrams how a new idea or product may function. Conceptual design is most commonly used by inventors trying to patent an idea or businesses that are.

The objective of this thesis is the development of design approaches to structural optimization problems. In the context of this thesis, optimization will be focused on the process of maximizing the ratio of load-bearing capacity to material consumption.

Thus, optimal structures represent solutions of minimum. Presents the entire process of aircraft conceptual design - from requirements definition to initial sizing, configuration layout, analysis, sizing, optimization, and trade studies. Using a real-world approach to the process of design, this title features more than pages of design methods, illustrations, tips, explanations, and equations.

Aerospace Applications of Optimization under Uncertainty Sharon Padula, Clyde Gumbert, and Wu Li NASA Langley Research Center Abstract The Multidisciplinary Optimization (MDO) Branch at NASA Langley Research Center develops new methods and investigates opportunities for applying optimization to aerospace vehicle by: Keywords: finite-element analysis, optimization, conceptual design, composites 1 Introduction NASA's retirement of the Space Shuttle in and the goals for advancing human space exploration have lead to many opportunities for designing new spacecraft structures [1].

The ability to. Techniques for Aircraft Conceptual Design for Mission Performance Comparing Nonlinear Multiobjective Optimization Methods Augustine R.

Dovi Gregory A. Wrenn Lockheed Engineering and Sciences Co. Hampton, Virginia I. INTRODUCTION In this chapter, a recently developed technique which converts a constrained optimization problem to an unconstrained one where conflicting figures of merit Author: Augustine R. Dovi, Gregory A.

Wrenn. This textbook for advanced students focuses on industry design practice rather than theoretical definitions. Covers configuration layout, payload considerations, aerodynamics, propulsion, structure and loads, weights, stability, and control, performance, and cost analysis.

Annotation copyright BookReviews: 1. Abstract: Description. Recognizing a critical need for a holistic approach to systems integration and multidisciplinary analysis and design optimization, volume editors Camberos and Moorhouse and the contributing authors pioneered the application of a powerful scientific principle, the second law of thermodynamics, for aerospace engineering.

Gage, P.:New Approaches to Optimization in Aerospace Conceptual Design, PhD Thesis, Stanford University. Google Scholar Gage, P., Kroo, I.

and Sobieski, I.:A variable-complexity genetic algorithm for topological design, AIAA AIAA/NASA/USAF/1SSMO Symposium on Multidisciplinary Analysis and Optimization, Panama City, by: 1.

Exergy Analysis and Design Optimization for Aerospace Vehicles and Systems development of new computational capabilities for calculating exergy destruction; and, exploration of novel approaches for system-level design.

To enable rational progress in this unorthodox aero-sciences domain, they developed a conceptual framework for constructing Author: Jose A. Camberos, David J. Moorhouse. Abstract. Powerful methods to perform the initial sizing of the airplane are presented.

Starting with definition of cost, effectiveness, and cost-effectiveness, the chapter then presents a powerful method, called Constraint Analysis that helps the designer determining the W/S and T/W (or P/W) for the new design such that it will meet all prescribed performance requirements.

Raymer, D.,"Conceptual Design Modeling in the RDS-Professional Aircraft Design Software", AIAA PaperAIAA Aerospace Sciences Meeting, Orlando, FL, Zhang, M., Rizzi, A., & Raymer, D., "Using CEASIOM-SUMO Rapid-Meshing in Computational Study of Asymmetric Aircraft Design", EWADE 10th European Workshop on Aircraft Design Education.

The book is the required design text at numerous universities around the world and is a favorite of practicing design engineers. The new fourth edition is enhanced in many areas, with improvements and reworking of the text, expanded sizing and analysis methods, and up-to-date treatments of emerging technologies and concepts.

A new method of evaluating the aircraft handling performance using quantitative evaluation of the sys-tem to disturbances, including perturbations, continuous turbulence, and discrete gusts, is presented.

A multidisciplinary design optimization was performed using the Db transport air-craft concept. The conceptual design of light aircraft is typically carried out by using simplified analysis methods and empirical equations in a time consuming, iterative process.

Recently, new conceptual design approaches have been proposed that harness computational design optimization methods to reduce time and effort required for the conceptualFile Size: 2MB.

Design and Multidisciplinary Optimization, namely: • MDO techniques truly can improve the weight and cost of an aircraft design concept in the conceptual design phase. This is accomplished by a relatively small “tweaking” of the key design variables, and with no additional downstream costs.

In effect, we get a better airplane for free. Introduction. Aerospace collectively represents one of the most sophisticated technological endeavors and largest industries in the world. Coming with substantial costs, nearly every aspect of the industry, from aircraft design to material selection to operation, has been optimized in at least one way.

Aircraft design is an inherently multidisciplinary activity that requires different models and tools for various aspects of the design. At Linköping University a novel design framework is being developed to support the initial conceptual design phase of new aircraft.

By linking together various modules via a user. Comparing Di erent O -the-Shelf Optimizers’ Performance in Conceptual Aircraft Design Andrew D. Wendor, Emilio Boteroy, and Juan J. Alonso z Stanford University, Stanford, CAUSA This paper covers the comparison of multiple optimization algorithms applied to SUAVE, a conceptual aerospace vehicle design Size: 1MB.

Over the years, several optimization techniques were widely used to find the optimum shape and size of engineering structures (trusses, frames, etc.) under different constraints (stress, displacement, buckling instability, kinematic stability, and natural frequency).

But, most of them require continuous data set where, on the other hand, topology optimization (TO) can handle also discrete : Aykut Kentli. Engineering optimization: theory and practice / Singiresu S.

Rao.–4th ed. Includes index. ISBN (cloth) 1. Engineering—Mathematical models. Mathematical optimization. Title. TAR36 ′—dc22 Printed in File Size: 9MB. Proper formulation of a design problem as an optimization problem is an important step in the solution process.

A procedure used to formulate optimization problems is described, discussed, and illustrated. The mathematical definition of an optimization problem has three basic elements: design variables, an objective function, and constraints. In Prof.

Crossley’s opinion, his research highlights are in the areas of morphing aircraft design, hybrid and multi-objective MDNLP approaches for identifying technology tradeoffs in design problems, and system-of-systems inspired work to consider airline- or fleet-level impacts of new.

Aerospace Series Introduction to Nonlinear Aeroelasticity Grigorios Dimitriadis April Introduction to Aerospace Engineering with a Flight Test Perspective Stephen Corda March Adaptive Aeroservoelastic Control Tewari March Theory - Selection from Advanced UAV Aerodynamics, Flight Stability and Control [Book].

The book is the required design text at numerous universities around the world and is a favorite of practicing design engineers. The new fourth edition is enhanced in many areas, with improvements and reworking of the text, expanded sizing and analysis methods, and up-to-date treatments of emerging technologies and concepts/5(23).

This Special Issue on “Multidisciplinary Design Optimization in Aerospace Engineering” aims to provide an overview of the state-of-the-art and the main challenges in the field of aerospace engineering. Related approaches include design of experiments, numerical surrogate modeling, machine learning, and others.

Formulation space exploration is a new strategy for multiobjective optimization that facilitates both divergent searching and convergent optimization during the early stages of design.

The formulation space is the union of all variable and design objective spaces identified by the designer as being valid and pragmatic problem formulations.

By extending a computational search into the Author: Shane Keawe Curtis. Geometric Programming for Conceptual Aircraft Design Optimization Woody Hoburg and Pdf Abbeel Electrical Engineering and Computer Science Department University of California, Berkeley Joint work with Laurent El Ghaoui, Alex Bayen, and Andrew Packard 7th Research Consortium for Multidisciplinary System Design Workshop J 1/Issue 4 - May - Multidisciplinary Aerospace System Design AL 3 Four families of design studies can be roughly identified: 1.

Conceptual design of well-known systems (e.g. missile quick sizing loops); 2. Exploration of innovative configurations at a conceptual design level (e.g.

flying wing, Orbital Transfer Vehicles); 3.Landing Gear Conceptual Design and Structural Optimization of a Large Blended Wing Body Aircraft Ebook Blended-Wing-Body (BWB) is a revolutionary concept for commercial the past years a number of design suggestions have been proposed for the BWB such as several wing planforms or a number of distributed propulsion system.