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An Improved Wiener Path Integral Approach for Stochastic Response Estimation of Nonlinear Systems Under Non-White Excitation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: An improved Wiener path integral (WPI) approach is developed for predicting the stochastic response probability density functions (PDFs) of nonlinear systems under non-white excitation. Specifically, the excitation process ...
A DRP–4DVar Data Assimilation Scheme for Typhoon Initialization Using Sea Level Pressure Data
Publisher: American Meteorological Society
Abstract: n this study, a new data assimilation system based on a dimension-reduced projection (DRP) technique was developed for the fifth-generation Pennsylvania State University?NCAR Mesoscale Model (MM5) modeling system. As an ...
A Comparison of Two Tropical Cyclone Bogussing Schemes
Publisher: American Meteorological Society
Abstract: The impact of two bogussing schemes on tropical cyclone (TC) forecasts is compared. One scheme for bogussing TCs into the initial conditions of the nonhydrostatic version of the fifth-generation Pennsylvania State ...
Dynamic Analysis of an Offshore Platform With Compressor Packages—Application of the Substructure Method
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents the substructure-based dynamic analysis of an offshore platform with compressor packages. Three typical substructure methods, the Guyan condensation method, the fixed-interface component mode synthesis ...
Equivalent Stiffness Modulus of Polyester Fiber Reinforced Asphalt Concrete
Publisher: American Society of Civil Engineers
Abstract: The equations established for fiber reinforced composites by Zhao and Tandon using the theory of micromechanics are used to discuss effective stiffness moduli of fiber reinforced asphalt concrete under low temperature. The ...
Vehicle Crashworthiness Performance Prediction Through Fusion of Multiple Data Sources
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This study aims to improve the prediction accuracy of the computer-aided engineering (CAE) model for crashworthiness performance evaluation at speeds beyond those defined by current regulations and public domain testing ...
Surrogate Modeling of Nonlinear Dynamic Systems: A Comparative Study
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Surrogate models play a vital role in overcoming the computational challenge in designing and analyzing nonlinear dynamic systems, especially in the presence of uncertainty. This paper presents a comparative study of ...
Collision-Avoidance Reliability Analysis of Automated Vehicle Based on Adaptive Surrogate Modeling
Publisher: American Society of Mechanical Engineers (ASME)
Abstract: This paper presents a reliability analysis method for automated vehicles equipped with adaptive cruise control (ACC) and autonomous emergency braking (AEB) systems to avoid collision with an obstacle in front of the vehicle. ...