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Transient Flow in Abrasive Suspension Jet Cutting Machines on Pump Shutdown
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents an analysis of the transient flow, on pump shut-down, in abrasive suspension jet cutting machines as part of an effort to develop a fine-beam cutting system. The analysis ...
Two-Frequency Oscillation With Combined Coulomb and Viscous Frictions
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, a mass-spring-friction oscillator subjected to two harmonic disturbing forces with different frequencies is studied for the first time. The friction in the system has combined ...
Time Frequency Characteristics of the Vibroacoustic Signal of Hydrodynamic Cavitation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A theoretical analysis and experimental results are presented of the time-frequency characteristics of hydrodynamic cavitation signals. Because of the limitation of the frequency bandwidth of the ...
Investigation on Turbulent Expansion-Corner Flow With Shock Impingement
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Experiments are performed to study the interaction of an impinging shock wave and an expansion fan in a Mach 1.280 flow. The expansion fan neutralizes the pressure rise induced by the impinging ...
Synthesis of Planar, Compliant Four-Bar Mechanisms for Compliant-Segment Motion Generation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Compliant four-bar mechanisms treated in previous works consisted of at least one rigid moving link, and such mechanisms synthesized for motion generation tasks have always comprised a rigid ...
Mixing Characteristics of Axisymmetric Free Jets From a Contoured Nozzle, an Orifice Plate and a Pipe
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The differences in mixing performance between axisymmetric turbulent jets issuing from three common types of nozzle, viz. a contoured (or smooth contraction) nozzle, a sharp-edged orifice and a ...
Design Synthesis of Path Generating Compliant Mechanisms by Evolutionary Optimization of Topology and Shape
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This work demonstrates the successful synthesis of path generating compliant mechanisms by the process of topology and shape design optimization. As geometric topology variation of continuum ...
Design Method of Die Geometry and Pass Schedule by Void Index in Multi-Pass Drawing
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The concept for die-geometry design is shown to suppress void growth in multi-pass drawing. First, the void index to evaluate the void fraction in multi-pass drawing was newly proposed based ...
Traction Drive With Reduced Spin Losses
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The paper focuses on the effect of spin motion upon elastohydrodynamic (EHD) traction in a CVT traction drive. The effect of the spin is determined upon the traction curves, traction coefficient ...
A Preliminary Nonlinear Analysis of the Axial Transient Response of the Sector-Shaped Hydrodynamic Thrust Bearing-Rotor System
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper describes a nonlinear model and analysis of the axial transient response of the sector-shaped hydrodynamic thrust bearing-rotor system in a turbo-expander under a suddenly applied step ...