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Leak-Before-Break: What Does It Really Mean?
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Leak-before-break (LBB) is a term that has been used for decades in reference to a methodology that means that a leak will be discovered prior to a fracture occurring in service. LBB has ...
Free Response of Twisted Plates with Fixed Support Separation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In previous work, Mockensturm and Mote investigated the effects of twist on steady motions of an axially moving plate. It was found that twisting produces compressive stresses that increase ...
Ultrasonic Stress Measurement and Material Characterization in Pressure Vessels, Piping, and Welds
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A pressure vessel has been constructed for demonstrating the LCR ultrasonic technique for indicating changes in wall and weld stress. A special contoured LCR probe was designed and constructed, ...
The Use of Cavitating Jets to Oxidize Organic Compounds in Water
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Exposure to ultrasonic acoustic waves can greatly enhance various chemical reactions. Ultrasonic acoustic irradiation of organic compounds in aqueous solution results in oxidation of these compounds. ...
Stabilization of a Translating Tensioned Beam Through a Pointwise Control Force
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A spectral analysis determining asymptotically the distribution of eigenvalues of a constrained, translating, tensioned beam in closed form is the subject of this paper. The constraint is modeled ...
In-Plane Vibrations of a Thin Rotating Disk
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A model for the in-plane oscillations of a thin rotating disk has been derived using a nonlinear strain measure to calculate the disk energy. This accounts for the stiffening of the disk due ...
A Mixed-Time-Scale SGS Model With Fixed Model-Parameters for Practical LES
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A new subgrid-scale (SGS) model for practical large eddy simulation (LES) is proposed. The model is constructed with the concept of mixed time-scale, which makes it possible to use fixed ...
The Ultimate Motion Graph
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The innovation was to develop a gear geometry that reduces or eliminates gear noise and increases the strength of gears. Gear noise is a common problem in all bevel and hypoid gear drives. ...
Fracture Toughness Requirements for ASME Section VIII Vessels for Temperatures Colder Than 77K
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Earlier research work conducted at MIT and NIST indicated that CVN specimens with an initial temperature at or near 4K (−452°F) actually fracture at temperatures significantly above 4K due ...
The Use of Risk-Based Approaches in Post-Construction Standards
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This article provides a general discussion on the application of risk analysis in the development of safety codes and standards, with particular emphasis on the standards currently under development ...