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Modeling of Ball-End Milling Forces With Cutter Axis Inclination
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In the machining of sculpture surfaces with ball-end mill, the cutter axis or workpiece is often inclined to generate an admissible orientation. This paper primarily presents an enhanced cutting ...
A Numerical Scheme for Dynamic Systems Containing Fractional Derivatives
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents a numerical scheme for dynamic analysis of mechanical systems subjected to damping forces that are proportional to fractional derivatives of displacements. These equations ...
An Approach to Decision-Based Design With Discrete Choice Analysis for Demand Modeling
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, we present the importance of using a single criterion approach to Decision-Based Design (DBD) by examining the limitations of multicriteria approaches. We propose in this paper ...
Parametric Design and Reliability Analysis of Wire Interconnect Technology Wafer Level Packaging
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The demands for electronic packages with lower profile, lighter weight, and higher input/output (I/O) density have led to rapid expansion in flip chip, chip scale package (CSP) and wafer level ...
Tip Clearance Effects in a Turbine Rotor: Part I—Pressure Field and Loss
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents an experimental investigation of the effects of the tip clearance flow in an axial turbine rotor. The effects investigated include the distribution and the development of ...
Tip Clearance Effects in a Turbine Rotor: Part II—Velocity Field and Flow Physics
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A comprehensive experimental investigation was undertaken to explore the flow field in the tip clearance region of a turbine rotor to understand the physics of tip leakage flow. Specifically ...
Predicted Effects of Shunt Injection on the Rotordynamics of Gas Labyrinth Seals
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A recent CFD perturbation model for turbomachinery seal rotordynamics was extended for labyrinth shunt injection with an arbitrarily high pressure gas. A large number of measured cases with ...
A Comparison of Thermal Stress/Strain Behavior of Elliptical/Round Solder Pads
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: As electronic packaging technology moving to the CSP, wafer level packaging, fine pitch BGA (ball grid array) and high density interconnections, the wireability of the PCB/substrate and soldering ...
Real-Time Observation of the Evolution of Contact Area Under Boundary Lubrication in Sliding Contact
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: To study the evolution of asperity contact in the sliding contact, a new in situ observation system of sheet metal surface is built up. The workpiece is stationary so that the continuous ...
Dynamic Modeling and Vibration Control of Electrorheological Mounts
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents two different types of electrorheological (ER) mounts that can support a static load of 200 kg. One is a flow mode type, and the other is a squeeze mode type. After ...