05368nam 22006254a 450 991087697310332120200520144314.01-280-27643-697866102764310-470-29998-30-470-85548-70-470-85547-9(CKB)1000000000356098(EBL)239061(OCoLC)77721542(SSID)ssj0000127551(PQKBManifestationID)11144061(PQKBTitleCode)TC0000127551(PQKBWorkID)10052362(PQKB)10793516(MiAaPQ)EBC239061(EXLCZ)99100000000035609820050531d2005 uy 0engur|n|---|||||txtccrComputational approaches for aerospace design the pursuit of excellence /Andy J. Keane, Prasanth B. NairChichester, England ;Hoboken, N.J. Wileyc20051 online resource (606 p.)Description based upon print version of record.0-470-85540-1 Includes bibliographical references (p. [549]-573) and index.Computational Approaches for Aerospace Design; Contents; Foreword; Preface; Acknowledgments; I Preliminaries; 1 Introduction; 1.1 Objectives; 1.2 RoadMap -What is Covered andWhat is Not; 1.3 An Historical Perspective on Aerospace Design; 1.3.1 A Pair of Early Pioneers; 1.3.2 A Pair of Great Designers; 1.3.3 A Pair of Great Researchers; 1.3.4 Two Great Aerospace Companies; 1.3.5 Rationalization and Cooperation; 1.3.6 The Dawn of the Computational Era; 1.4 Traditional Manual Approaches to Design and Design Iteration, Design Teams; 1.4.1 Design as a Decision-making Process; 1.4.2 Concept Design.1.4.3 Preliminary Design1.4.4 Detailed Design; 1.4.5 In-service Design and Decommissioning; 1.4.6 Human Aspects of Design Teams; 1.5 Advances in Modeling Techniques: Computational Engineering; 1.5.1 Partial Differential Equations (PDEs); 1.5.2 Hardware versus Software; 1.5.3 Computational Solid Mechanics (CSM); 1.5.4 Computational Fluid Dynamics (CFD); 1.5.5 Multilevel Approaches or 'Zoom' Analysis; 1.5.6 Complexity; 1.6 Trade-offs in Aerospace System Design; 1.6.1 Balanced Designs; 1.6.2 Structural Strength versusWeight; 1.6.3 Aerodynamics versus Structural Strength1.6.4 Structures versus Control1.6.5 Robustness versus Nominal Performance; 1.7 Design Automation, Evolution and Innovation; 1.7.1 Innovation; 1.7.2 Evolution; 1.7.3 Automation; 1.8 Design Search and Optimization (DSO); 1.8.1 Beginnings; 1.8.2 A Taxonomy of Optimization; 1.8.3 A Brief History of Optimization Methods; 1.8.4 The Place of Optimization in Design - Commercial Tools; 1.9 The Take-up of Computational Methods; 1.9.1 Technology Transfer; 1.9.2 Academic Design Research; 1.9.3 Socio-technical Issues; 2 Design-oriented Analysis; 2.1 GeometryModeling and Design Parameterization2.1.1 The Role of Parameterization in Design2.1.2 Discrete and Domain Element Parameterizations; 2.1.3 NACA Airfoils; 2.1.4 Spline-based Approaches; 2.1.5 Partial Differential Equation and Other Analytical Approaches; 2.1.6 Basis Function Representation; 2.1.7 Morphing; 2.1.8 Shape Grammars; 2.1.9 Mesh-based Evolutionary Encodings; 2.1.10 CAD Tools versus Dedicated Parameterization Methods; 2.2 ComputationalMesh Generation; 2.2.1 The Function ofMeshes; 2.2.2 Mesh Types and Cell/Element/Volume Geometries; 2.2.3 Mesh Generation, Quality and Adaptation; 2.2.4 Meshless Approaches2.3 Analysis and Design of Coupled Systems2.3.1 Interactions between Geometry De.nition, Meshing and Solvers - Parallel Computations; 2.3.2 Simple Relaxation and Newton Techniques; 2.3.3 Systems Integration, Work.ow Management, Data Transfer and Compression; 3 Elements of Numerical Optimization; 3.1 Single Variable Optimizers - Line Search; 3.1.1 Unconstrained Optimization with a Single Real Variable; 3.1.2 Optimization with a Single Discrete Variable; 3.1.3 Optimization with a Single Nonnumeric Variable; 3.2 Multivariable Optimizers; 3.2.1 Population versus Single-point Methods3.2.2 Gradient-based MethodsOver the last fifty years, the ability to carry out analysis as a precursor to decision making in engineering design has increased dramatically. In particular, the advent of modern computing systems and the development of advanced numerical methods have made computational modelling a vital tool for producing optimized designs. This text explores how computer-aided analysis has revolutionized aerospace engineering, providing a comprehensive coverage of the latest technologies underpinning advanced computational design. Worked case studies and over 500 references to the primary research literaAerospace engineeringData processingAerospace engineeringMathematicsAerospace engineeringData processing.Aerospace engineeringMathematics.29.1/0285Keane A. J316517Nair P. B1762925MiAaPQMiAaPQMiAaPQBOOK9910876973103321Computational approaches for aerospace design4203104UNINA