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Concurrent Design of Sheet Metal Forming Product and Process
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: An inverse finite element (FE) algorithm is used to develop a sheet forming process modeling module and numeric models are extracted out of the process modeling results. Both the representation ...
Analysis of Shear Band Development in a Viscoplastic Double Slip, Single Crystal in Tension
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Using an idealized planar single crystal model undergoing symmetrical double slip in tension, the effect of rate sensitivity on shear band initiation and on shear band development is analysed. ...
Estimation of Energy Release Rates: an Alternative to Interpolation
Publisher: The American Society of Mechanical Engineers (ASME)
The Effects of Elastic Deformation on Seal Dynamics
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The dynamic characteristics and stability of the annular pressure seal employed in pumps have been theoretically deduced with consideration of the effects of elastic deformation due to the high ...
Stability of Shallow Tunnel Using Rigid Blocks and Finite-Element Upper Bound Solutions
Publisher: American Society of Civil Engineers
Abstract: Two methods of upper bound solutions were used to calculate the needed support pressure
Nondestructive Evaluation of Composite Structures Using System Identification Technique
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A system identification technique is presented for nondestructive test to detect and to characterize the existence and location of cracks and other damages in composite structures. Various composite ...
Multiobjective Optimum Design of Rotor-Bearing Systems With Dynamic Constraints Using Immune-Genetic Algorithm
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, the combined optimization algorithm (immune-genetic algorithm) is proposed for multioptimization problems by introducing the capability of the immune system to the genetic algorithm. ...
Damage Detection in Offshore Structures by the Random Decrement Technique
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The Random Decrement Technique has shown promise as an inspection technique for offshore structures. The major advantage of this technique is that it requires only measurements of the dynamic ...
Experimental Investigation of Effects of Unsteady Flow on Bed-Load Transport Process
Publisher: ASCE
Abstract: In this study, the dynamic behavior of bed-load sediments under unsteady flow conditions is experimentally investigated and discussed. A series of experiments were conducted in a 6-m-long laboratory flume with naturally ...
Effect of Shielding Gas Pressure in Laser Cutting of Sheet Metals
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: To investigate the influence of the shielding gas pressure on the laser cut quality, a series of experiments was conducted for various cutting conditions. The cutting pressure distribution was ...