119 Result(s)
within
English
Engineering
Automotive Engineering
Characterization and Evaluation of Materials
Classical Mechanics
Yi** **
Chapter
-
Chapter
Numerical Analysis of the Supercavitating Flow about blunt Bodies
The paper presents a physical model and a numerical method which are suitable for a detailed analysis of compressible supercavitating flows. The numerical method solves a 3D finite-volume approximation of the ...
-
Chapter
Fatigue Damage Map as a Virtual Tool for Fatigue Damage Tolerance
Using only readily available material properties and the concept of dislocation density evolution ahead of the crack tip, the fatigue damage map attends to develop a virtual tool able to predict the limits and...
-
Chapter
Groundshock Displacements–Experiment and Simulation
A basic work on groundshock experimental measurement and numerical modeling and simulation is described. The work includes measurement of groundshocks caused by an above ground FAE explosion, soil data collect...
-
Chapter
Assessing the Resiliency of Composite Structural Systems and Materials Used in Earth-Orbiting Spacecraft to Hypervelocity Projectile Impact
Spacecraft that are launched to operate in Earth orbit are susceptible to impacts by meteoroids and pieces of orbital debris (MOD). The effect of a MOD particle impact on a spacecraft depends on where the impa...
-
Chapter
Computational Approach Toward Advanced Composite Material Qualification and Structural Certification
The objective of this chapter is to perform accurate simulation of physical tests using multi-scale progressive failure analysis (PFA) and to simulate the scatter in the physical test results by using probabil...
-
Chapter
Artificial Viscosity Methods forModelling Shock Wave Propagation
The paper gives an overview of the artificial viscoity method widely used today to alow the simulation of problems containg shock waves. The development of the most common basic form of the viscosity term is s...
-
Chapter
Numerical Modeling of Crater Formation by Meteorite Impact and Nuclear Explosion
The NOBEL code for modeling compressible fluid dynamics is used to model the formation of the Arizona meteor crater by a 50 meter diameter iron asteroid impacting basalt at 12 kilometers/second. The code is al...
-
Chapter
Multiscale Modeling of Nanocomposite Materials
Composite and nanocomposite materials have the potential to provide significant increases in specific stiffness and specific strength relative to materials used for many engineering structural applications. To...
-
Chapter
Multiscale Approach to Predicting the Mechanical Behavior of Polymeric Melts
Modeling the mechanical behavior of polymers and polymer-based materials is notoriously difficult, primarily due to the need to integrate physics taking place on multiple scales. In this chapter we review sing...
-
Chapter
The Numerical Simulation of Foam – An Example of Inter-Industrial Synergy
Low density foams made by some expansion process of polymeric materials are widely used in industry. Their main mechanical characteristic is the high compressibility expressed by the near zero value of the Poi...
-
Chapter
Functional Nanostructured Polymer–Metal Interfaces
The study of polymer–metal surfaces is important for basic scientific research as well as many practical applications in aircraft, automobile, biomedical, and electronics industries. The possibility of control...
-
Chapter
The Challenge to Predict Material Failure in Crashworthiness Applications: Simulation of Producibility to Serviceability
In recent years, the requirements on passive safety of cars have grown to high standards, leading to a permanent demand on an increase in simulation accuracy. Additionally, demands on fuel efficiency and CO2 –...
-
Chapter
Modeling the Plasticity of Various Material Classes with a Single Quadratic Yield Function
In this paper, a general quadratic yield function is discussed, which was originally proposed by Chen et al for fiber—reinforced composites [1]. Its applicability to plastically deformable foams, honeycombs, a...
-
Chapter
The MAX-Analysis: New Computational and Post-Processing Procedures for Vehicle Safety Analysis
In vehicle safety analysis there is a need for precise finite element simulations of mine blast and improvised explosive device attacks on armored vehicles to support the design process. Because of the multitu...
-
Chapter
Numerical Simulations of the Penetration of Glass Using Two Pressure-Dependent Constitutive Models
Penetration of long gold (Au) rods into borosilicate glass was investigated experimentally as a function of impact velocity [1]. Flash radiography was used tomeasure the nose position and rod length as a funct...
-
Chapter
Dimensioning of concrete walls against small calibre impact including models for deformable penetrators and the scattering of experimental results
A new engineering tool for the assessment of impact of small calibre projectiles on concrete targets has been developed. As the experimental data of small calibre impact scatters noticeably, the inclusion of a...
-
Chapter
Virtual Testing and Its Application in Aerospace Structural Parts
In many occasions, metallic parts will undergo plastic deformation either during their service usage or prior to their actual operation in the manufacturing and assembly phases. Under these circumstances, mate...
-
Chapter
Numerical Simulation of Muzzle Exit and Separation Process for Sabot–Guided Projectiles at M > 1
Coupled fluid–structure simulations of muzzle exit and separation process for sabot–guided sub–caliber projectiles in supersonic flight are presented. In order to guarantee a separation without significant per...
-
Chapter
Cohesive Technology Applied to the Modeling and Simulation of Fatigue Failure
Estimation of fatigue and fracture properties of materials is essential for the safe life estimation of aging structural components. Standard ASTM testing procedures being time consuming and costly, computatio...
-
Chapter
Numerical Analysis Method for the RC Structures Subjected to Aircraft Impact and HE Detonation
This paper proposes and demonstrates a numerical simulation method suitable to analyze the local damage and dynamic response of the structures composed of the reinforced concrete (RC) and/or the geological mat...
