Fundamentals of RCS prediction methodology using parallelized Numerical Electromagnetics Code (NEC) and finite element pre-processor. ([2021])

• Record Type: Book
• Further Information: Note: Vineetha Joy, G. L. Rajeshwari, Hema Singh, Raveendranath U. Nair.
• Other Names: Joy, Vineetha; Rajeshwari, G. L; Singh, Hema; Nair, Raveendranath U
• Contents: Intro -- Preface -- Acknowledgements -- Contents -- About the Authors -- List of Figures -- List of Tables -- 1 Introduction -- References -- 2 Theoretical Background for the Computation of Radar Cross-Section (RCS) Using NEC -- 2.1 Formulation of Integral Equations (IE) -- 2.1.1 Electric-Field Integral Equation (EF-IE) -- 2.1.2 Magnetic-Field Integral Equation (MF-IE) -- 2.1.3 EF-IE/MF-IE Combined Equation -- 2.2 Computation of Scattered Fields -- 2.3 Numerical Solution of Integral Equations -- 2.3.1 Selection of Basis Functions and Weight Functions -- 2.3.2 Solution of Matrix Equation 2.4 Strategy for Parallelization -- References -- 3 Modelling Guidelines and Input/Output Formats in NEC -- 3.1 Modelling of Wires -- 3.2 Modelling of Surfaces -- 3.3 Format of NEC Input File -- 3.4 Format of NEC Output File -- Reference -- 4 Methodology for the Computation of RCS using Parallelized NEC and Finite Element Pre-processor -- 4.1 Overview of Finite Element Pre-processor -- 4.2 Revised Methodology for the Computation of RCS using Parallelized NEC and Finite Element Pre-processor -- References -- 5 Studies on Pre-selected Structures -- 5.1 Monostatic RCS of a PEC Dihedral 5.2 Monostatic RCS of NASA Almond -- 5.3 Monostatic RCS of Metallic Single Ogive -- 5.4 Monostatic RCS of Rocket-Shaped Model -- 5.5 Monostatic RCS of Micro Aerial Vehicle (MAV) -- 5.6 Bi-Static RCS of Unmanned Aerial Vehicle (UAV) -- 5.7 Monostatic RCS of Automobile -- References -- 6 Conclusion -- Appendix A Libraries used for Parallel Computations -- A.1 ScaLAPACK -- A.2 Message-Passing Interface Standard (MPI) -- A.3 Procedure for Compilation and Execution of the Parallelized Version of NEC on Linux Platforms -- References -- Appendix B Format of Command Lines in NEC -- B.1 GW Command B.2 FR Command -- B.3 EX Command -- B.4 RP Command -- Appendix C Format of Various Output Files -- C.1 Output from HyperMesh in Nastran Format for NASA Almond -- C.2 Format of NEC Output File for the Monostatic RCS of NASA Almond (Horizontal Polarization) -- Author Index -- Subject Index
• Publisher Details: Singapore : Springer
• Publication Date: 2021
• Extent: 1 online resource (94 pages)
• Subjects: 621.382/2; Radar cross sections; Finite element method; Finite element method; Radar cross sections; Electronic books
• Languages: English
• ISBNs: 9789811571640; 9811571643
• Related ISBNs: 9789811571633; 9811571635
• Notes: Note: Includes bibliographical references and indexes.
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• Access Usage: Restricted: Printing from this resource is governed by The Legal Deposit Libraries (Non-Print Works) Regulations (UK) and UK copyright law currently in force.