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RISPhysically Driven Exact Dimension Reduction of a Class of Nonlinear Multidimensional Systems Subjected to Additive White Noise
Publisher: ASCE
Abstract: Stochastic response analysis of nonlinear high-dimensional systems subjected to random excitations is a challenging issue in various engineering fields. The newly developed globally-evolution–based generalized probability ...
Dimension Reduction of the FPK Equation via an Equivalence of Probability Flux for Additively Excited Systems
Publisher: American Society of Civil Engineers
Abstract: Solving the Fokker-Planck-Kolmogorov (FPK) equation is one of the most important and challenging problems in high-dimensional nonlinear stochastic dynamics, which is widely encountered in various science and engineering ...
Copula-Based Quantification of Probabilistic Dependence Configurations of Material Parameters in Damage Constitutive Modeling of Concrete
Publisher: ASCE
Abstract: The constitutive model of concrete is the key basis for nonlinear analysis of concrete structures under disastrous dynamic actions, e.g., earthquakes. The material parameters of the constitutive model of concrete are ...
Experimental Study on the Spatial Variability of Concrete by the Core Test and Rebound Hammer Test
Publisher: ASCE
Abstract: For the nonlinear analyses of concrete structures, the complete compressive stress-strain curve of concrete is the key basis. Spatial variability is one of the significant characteristics of the mechanical properties of ...
Comparative Studies on Shear Failure Behaviors of U71Mn Rail Steel at High Strain Rates Using Hat-Shaped Specimens
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The shear failure behaviors of U71Mn rail steel are investigated by quasi-static and dynamic compression tests utilizing two different hat-shaped specimens: S1 which combines shear and compressive stress states and S2 which ...
Shaking Table Test of Seismic Isolated Structures with Sliding Hydromagnetic Bearings
Publisher: ASCE
Abstract: The sliding hydromagnetic bearing is a low-friction isolator proposed in recent years. Its novelty lies in adaptive energy dissipation and alterable deflection constraint, which has been demonstrated by previous studies ...
Stochastic Response Analysis of a Spar-Type FOWT Subjected to Extreme Waves by a Novel Filter Wave Model and the DR-PDEE
Publisher: ASCE
Abstract: Extreme waves pose one of the major threats to marine structures. Furthermore, their non-stationary nature makes proper stochastic analysis of their responses a challenging problem. To address this issue, this paper proposes ...
Analysis and Modeling of Novel Low-Temperature SOFC With a Co-Ionic Conducting Ceria-Based Composite Electrolyte
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In recent years, ceria-based composites (CBCs) have been developed as electrolytes for low-temperature solid oxide fuel cells. These materials exhibit extremely high ionic conductivities at ...
Automatic CAD Model Reconstruction from Multiple Point Clouds for Reverse Engineering
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, a systematic scheme is proposed and novel technologies are developed to automatically reconstruct a CAD model from a set of point clouds scanned from the boundary surface of ...
Identification and Characterization of Regular Surfaces from Unorganized Points by Normal Sensitivity Analysis
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, the concept of free motion subspace is introduced and utilized to characterize the special kinematic properties of regular surfaces, including planes, natural quadrics, and regular ...