62 Result(s)
within
English
Engineering
Characterization and Evaluation of Materials
**-**a Ding
Article
-
Article
Analysis of a cracked harmonic substrate under a rigid punch
The study of the mechanical action between a punch and a cracked substrate has some theoretical guidance for the material protection. So the coupling problem of a cracked semi-infinite harmonic substrate under...
-
Article
Prediction of compressive strength of concrete for high-performance concrete using two combined models, SVR-AVOA and SVR-SSA
High-performance concrete (HPC) is a crucial material for constructing critical structures, such as dams, bridges, and high-rise buildings, as its exceptional compressive strength (CS) is vital for ensuring st...
-
Article
Hybrid regression models: predicting of the capillary water absorption properties of construction stones
Large-scale and time-consuming procedures and testing are necessary to examine the rock's capillary water absorption ( \({\rm CWA}\) ...
-
Article
Employing adaptive neural fuzzy inference system model via meta-heuristic algorithms for predicting undrained shear strength
The undrained shear strength (USS) of soil is known as one of the most important features in structural engineering tasks, such as foundation design, rock fill and earth dam design, highway and railway design,...
-
Article
Contact problem of two punches in an elastic coating attached to a porous material
This paper investigates the contact problem of an elastic layer that is perfectly attached to a porous half-space by two rigid flat punches with collinear symmetry. Using integral transformation, the problem i...
-
Article
Research on Identification Method of Cable Cross-Sectional Loss Rates Based on Multiple Magnetic Characteristic Indicators
The identification of cross-sectional loss in cables due to corrosion is crucial for evaluating the remaining strength of bridge cables. To accurately determine the cross-sectional loss rate, this paper derive...
-
Article
Defect Width Estimation of Magnetic Flux Leakage Signal with Wavelet Scattering Transform
The magnetic flux leakage (MFL) technique is widely employed for nondestructive testing of ferromagnetic specimens and materials, including wire ropes, bridge cables, and pipelines. As regards the MFL testing,...
-
Article
Investigating the estimation of optimum moisture content through support vector regression in individual and hybrid approaches
This study explores the application of machine learning (ML) for predicting the optimum moisture content (OMC) of soil–stabilizer mixtures. The study utilizes support vector regression (SVR), a well-establishe...
-
Article
The adaptive coupling of dual-horizon peridynamic element and finite element for the progressive failure of materials
The peridynamic correspondence model (PDCM) provides the stress–strain relation that can introduce many classical constitutive models, however, the high computational consumption and zero-energy mode of PDCM c...
-
Article
A Combined Method to Build Bayesian Network for Fire Risk Assessment of Historical Buildings
At present, there are few fire risk assessment models for historical buildings with wooden components that are highly vulnerable to fires. Bayesian network (BN) is a practical risk assessment method that is he...
-
Article
The strain gradient viscoelasticity full field solution of mode-III crack problem
The size and viscosity effects are noticeable at the micro-/nano scale. In the present work, the strain gradient viscoelastic solution of the mode-III crack in an infinite quasi-brittle advanced material is pr...
-
Article
Modeling creep recovery behavior of rock materials based on Caputo variable-order fractional derivative
The creep recovery behavior of rock materials induced by multiple loading and unloading is usual in the underground engineering, how to characterize the creep and creep behavior is of great significance for re...
-
Article
The difference between the dynamic deformation properties of rock material under seismic load and cyclic loading: a case study on Kobe wave
To study the dynamic mechanical properties of rock materials under seismic loads, seismic loads are generally simplified to constant amplitude cyclic loads due to the limitations of test equipment and conditio...
-
Article
A LiFePO4 Based Semi-solid Lithium Slurry Battery for Energy Storage and a Preliminary Assessment of Its Fire Safety
Semi-solid lithium slurry battery is an important development direction of lithium battery. It combines the advantages of traditional lithium-ion battery with high energy density and the flexibility and expand...
-
Article
Open AccessAnalysis of Fire Throttling in Longitudinally Ventilated Tunnels With a One-dimensional Model
Fire throttling is the increase in flow resistance due to a large fire in a longitudinally ventilated tunnel. Although the fire throttling effect has been been known and studied for tunnels over the last 40 ye...
-
Article
Vibration analysis of cracked functionally graded elliptical plates based on finite element phase-field model
This paper aims to perform the finite element phase-field analysis on the vibration of cracked functionally graded (FG) circular/elliptical plates. The mathematical model is under the shear deformation plate t...
-
Article
Multi-frequency Fused Lock-in Thermography in Detecting Defects at Different Depths
Lock-in thermography (LT) is a non-destructive evaluation method capable of inspecting defects in composites by calculating differences of the thermal amplitude and phase between sound and defective regions. T...
-
Article
An Improved Approach for Spatial and Temporal Individual Risk Assessment Considering Synergistic Effects of Multiple Fires Occurred Sequentially
The current research on individual risks mainly focuses on the individual risk considering a single fire or the spatial distribution of multiple fires. It is more realistic to study spatial and temporal variat...
-
Article
Recent advances on size effect in metal fatigue under defects: a review
Structural components with different scales normally show different fatigue behaviors, which are virtually dominated by defects originated from multiple sources, including manufacturing processes. This paper r...
-
Article
Investigation on the Tunnel Curvature Effect upon the Ceiling Temperature of Tunnel Fires: A Numerical Simulation
This paper investigates the temperature distribution in curved tunnels through numerical simulation method. Applying in the Large Eddy Simulation by Fire Dynamic Simulator, models of tunnel fire with different...
