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The Influence of Constitutive Relationships on Stress-Redistribution Times in Creeping Structures
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The influence of related constitutive equations upon the stress-redistribution times for a simple two-bar structure is such that the time-hardening model is unlikely to provide reliable estimates ...
Reference Stress and Temperature for Nonisothermal Creep of Structures
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The relationship between the reference stress concept and the nesting surfaces of Calladine and Drucker is examined and the implications for nonisothermal creep are discussed. A method for ...
A Method for Estimating Creep Deformation of Structures Subjected to Cyclic Loading
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A method is proposed for estimating structural creep deformation due to histories of cyclic proportional loading. The method applies to structures composed of materials whose creep strain due ...
Work Bounds and Associated Deformation of Cyclically Loaded Creeping Structures
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper the deformations of a beam subject to cyclic bending moment and a thick-walled cylinder subject to cyclic internal pressure are investigated for an elastic/time hardening/perfectly ...
A Method for Quantifying Creep Strain Due to Cyclic Stress
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A method is proposed for isolating the two constants required to quantify the creep strains caused by cyclic histories of stress. These constants can be determined from the results of a single ...
Large Eddy Simulation of Flow Past Free Surface Piercing Circular Cylinders
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Flows past a free surface piercing cylinder are studied numerically by large eddy simulation at Froude numbers up to FrD=3.0 and Reynolds numbers up to ReD=1×105. A two-phase volume of ...
Suspended Sediment Concentration Profiles in Wave-Current Flows
Publisher: American Society of Civil Engineers
Abstract: Improved expressions to predict time-averaged and horizontally averaged vertical suspended sediment concentration profiles (