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Thermal Choking Due to Nonequilibrium Condensation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A theory of thermal choking due to nonequilibrium condensation in a nozzle is presented. An explicit equation for the critical quantity of heat in condensing flow has been derived. The equation ...
A Simple Analytical Theory for Interpreting Measured Total Pressure in Multiphase Flows
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents a simple, analytical theory for determining total pressure in multiphase flows, a subject of theoretical interest as well as of practical importance. It is shown here that ...
Closure to “Self‐Organizing Neural Network for Identification of Natural Modes” by Abhijit Mukherjee
Publisher: American Society of Civil Engineers
Self-Organizing Neural Network for Identification of Natural Modes
Publisher: American Society of Civil Engineers
Abstract: The application of artificial neural networks in civil engineering is gaining momentum. Most of the applications, however, use a feedforward network with a back-propagation algorithm. There is a variety of alternative ...
Linear Stochastic Dynamical System under Uncertain Load: Inverse Reliability Analysis
Publisher: American Society of Civil Engineers
Abstract: The reliability of a linear dynamical system driven by a partially known Gaussian load process, specified only through its total average energy, is studied. A simple dynamic parallel and series system reliability network ...
Enhanced Ultrasonic Imaging in Concrete Structures with Spatial Apodization Filters
Publisher: ASCE
Abstract: Ultrasonic wave–based imaging is a popular nondestructive tool used to inspect RC structures. The inherent heterogeneity of concrete poses a great challenge for imaging incipient damage to concrete. This paper presents an ...
Assessment of Turbulence Models for Low Reynolds Number Flows and Their Computational Costs, Part 1: Staggered Tube Bank
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This study investigates the accuracy of computational fluid dynamics (CFD) models to predict heat transfer in turbulent separated flows at low Reynolds numbers. This article will focus on flow in a staggered tube bank, ...
A Numerical Model for Electrical Properties of Self-Sensing Concrete with Carbon Fibers
Publisher: ASCE
Abstract: Smart concrete is capable of self-assessing its state of stress and strain. It is produced by tailoring the electrical conductivity of concrete with the addition of conductive materials such as carbon fiber. This paper ...
Enhancement of Contact Acoustic Nonlinearity Effect in a Concrete Beam Using Ambient Vibrations
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Contact acoustic nonlinearity (CAN) is generated when oscillating crack faces open and close while a wave passes through it. However, reliably assessing the nonlinear effect due to micro-scale defects is challenging, ...
A Fractional-Factorial Numerical Technique for Stress Analysis of Glass-To-Metal Lead Seals
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Fracture of glass seals in metallic hermetic electronic packaging is a significant failure mode because it may lead to moisture ingress and also to loss of load carrying capacity of the glass ...
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