Journal of Engineering Mechanics: Recent submissions
Now showing items 621-640 of 7001
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Track Irregularity Monitoring on High-Speed Railway Viaducts: A Novel Algorithm with Unknown Input Condensation
(ASCE, 6/1/2021)The inverse dynamic analysis of vehicle-bridge (VB) systems provides a superior scheme for track irregularity identification using the onboard measurement data of vehicle dynamic responses. However, available algorithms ... -
Numerical Simulation of Viscoelastic Behavior of Asphalt Mixture Using Fractional Constitutive Model
(ASCE, 5/1/2021)An innovative procedure was proposed to simulate the viscoelastic mechanical behavior of asphalt mixture. The existing fractional viscoelastic models were quantitatively analyzed, and the fractional Zener model was adopted. ... -
Simultaneous Buckling, Contact, and Load-Carrying Capacity
(ASCE, 5/1/2021)This paper considers the case of a relatively large number of parallel columns that buckle simultaneously. The close proximity between columns results in the possibility of contact between adjacent columns as buckling ... -
Accurate Response Sensitivity Analysis of a Thermomechanical Constitutive Model for Superelastic SMAs
(ASCE, 5/1/2021)Superelastic shape memory alloys (SMAs) have attracted considerable interest in the field of earthquake engineering recently due to their excellent self-centering and moderate energy dissipating capabilities. This unique ... -
Simulation of High-Strain-Rate Comminution through a Breakage Model with Adaptive Rate Dependence
(ASCE, 6/1/2021)While laboratory evidence suggests that particle crushing generates nonnegligible rate-dependence in granular materials, few constitutive laws reproduce such effects in light of grain-scale fracture mechanisms. This paper ... -
Finite-Element Modeling and Optimization of 3D-Printed Auxetic Reentrant Structures with Stiffness Gradient under Low-Velocity Impact
(ASCE, 7/1/2021)Additive manufacturing technologies such as fused filament fabrication (FFF) allow the production of metastructures with global properties that can be tailored to their specific application. This study simulated and optimized ... -
Cyclic Metal Plasticity Model Parameters with Limited Information: Constrained Optimization Approach
(ASCE, 7/1/2021)Tensile test data for structural steels are ubiquitous. However, the information monotonic loading provides with respect to the material’s characteristics is limited. Notably, features of inelastic response to cyclic ... -
Analysis of Rectangular Orthotropic Membranes for Mechanical Properties Identification through Load-Displacement Data
(ASCE, 6/1/2021)In this paper, an innovative procedure is introduced for the identification of the mechanical properties of orthotropic membranes based on load-displacement data. To this end, novel functional forms of the displacement ... -
Combined Use of Rocking Walls and Inerters to Improve the Seismic Response of Frame Structures
(ASCE, 5/1/2021)This paper investigates the possibility to enhance the seismic response of a frame structure by the combined use of an external rocking wall and some inerters attached to both the frame and wall. This innovative mechanical ... -
Mixing of Twin Particle Clouds in Stagnant Water
(ASCE, 5/1/2021)The interaction and mixing of twin particle clouds in stagnant water were studied by a series of laboratory experiments. The importance of source separation distance and sand particle mass was investigated by introducing ... -
Static–Dynamic Combined Multiaxial Strength Criterion for Concrete
(ASCE, 5/1/2021)The physical mechanism of the static–dynamic combined (S–DC) multiaxial strength of concrete is investigated considering cohesive and frictional strength. It is determined that the strain rate effects and stress state ... -
Two-Dimensional Deformation Estimation of Beam-Like Structures Using Inverse Finite-Element Method: Theoretical Study and Experimental Validation
(ASCE, 5/1/2021)The real-time estimation of structural deformations using discrete strain data, known as shape sensing, is critical to the health monitoring of structures such as bridges. An innovative methodology called the inverse ... -
Novel Nonlinear Dynamic Beam–Foundation Interaction Model
(ASCE, 4/1/2021)A nonlinear dynamic framework for the analysis of beam–foundation interaction is developed. The extended Hamilton’s principle is used to analyze the response of Euler–Bernoulli beams vibrating on nonlinear continuums ... -
Flow–Structure Interaction Mechanism under Coriolis Conditions
(ASCE, 4/1/2021)The Coriolis effect in centrifuge modeling of flow–structure interaction has not been well understood, and thus this paper presents numerical simulations to address this issue. The results indicate that the Coriolis ... -
Analytical Solution for Lined Circular Tunnels in Deep Viscoelastic Burgers Rock Considering the Longitudinal Discontinuous Excavation and Sequential Installation of Liners
(ASCE, 4/1/2021)Tunneling stoppage often occurs during tunnel construction, especially in weak and rheological ground. The discontinuous excavation caused by the stoppage usually has a certain impact on the tunnel convergence and supporting ... -
Analytical Solution for Cavity Expansion in Rate-Dependent and Strain-Softening Clay and Its Application for CPT Tests
(ASCE, 3/1/2021)This paper incorporated two important characteristics of clay, namely its rate-dependent and strain-softening behavior, into a theoretical framework based on cavity expansion. The modified Tresca model for clay proposed ... -
Reliability-Based Design Optimization Using Quantile Surrogates by Adaptive Gaussian Process
(ASCE, 5/1/2021)It is of great significance to incorporate various uncertainties into the design optimization of structures and other engineering systems. Many reliability-based design optimization (RBDO) methods have been developed, but ... -
Full-Waveform Inversion of Incoherent Dynamic Traction in a Bounded 2D Domain of Scalar Wave Motions
(ASCE, 4/1/2021)This paper presents a full-waveform inversion method for reconstructing the temporal and spatial distribution of unknown, incoherent dynamic traction in a heterogeneous, bounded solid domain from sparse, surficial responses. ... -
Temperature-Rate Dependence Thermoelasticity Theory with Memory-Dependent Derivative: Stability and Uniqueness
(ASCE, 3/1/2021)This article discusses the stability analysis of thermal signals of a thermodynamic consistent model including temperature-rate dependence thermoelasticity theory (Green-Lindsay) with a memory-dependent derivative (MDD). ... -
Linear Stability Analysis and CFD Simulation of Thermal Viscous Fingering Instability in Anisotropic Porous Media
(ASCE, 4/1/2021)Water or steam injection in oil fields is a common method for enhanced oil recovery in petroleum engineering. The thermoviscous fingering instability is one of the main problems of a complex nature that decreases the ...