Meng‐Chia Weng
YOU?
Author Swipe
View article: DEM-FEM Simulation of Double Compaction of Cu and Al Composite Metal Powders with Multiple Particle Sizes
DEM-FEM Simulation of Double Compaction of Cu and Al Composite Metal Powders with Multiple Particle Sizes Open
In this paper, the analysis method which coupled discrete element method (DEM) and finite element method (FEM) is used to simulate the double compaction of random packing of Cu and Al composite powders with multiple particle sizes. Cu and …
View article: Exploring failure evolution of anti-dip slate slope using centrifuge test and discrete element method
Exploring failure evolution of anti-dip slate slope using centrifuge test and discrete element method Open
Toppling failure commonly occurs in anti-dip slate slopes due to foliation splitting and gravitational deformation. The study uses centrifuge tests and the discrete element method (DEM) to investigate the influence of foliation and existin…
View article: Evaluating overhanging slope failure mechanisms and rockfall trajectories through integrated UAV imagery and discrete element modeling
Evaluating overhanging slope failure mechanisms and rockfall trajectories through integrated UAV imagery and discrete element modeling Open
To evaluate the threat of rockfall from an overhanging slope above a bridge, this study proposes a comprehensive analysis procedure to assess the failure mechanisms of the slope and the associated rockfall trajectories. The analysis utiliz…
View article: An Anisotropic Thermal–Mechanical Coupling Failure Criterion for Slate
An Anisotropic Thermal–Mechanical Coupling Failure Criterion for Slate Open
This study investigates the thermal–mechanical behavior of slates in geothermal reservoirs and establishes an anisotropic thermal–mechanical coupling failure criterion. Slate samples obtained from a geothermal site were subjected to a seri…
View article: Discrete element analysis of hydraulic stimulation in a slate geothermal reservoir using the ubiquitous foliation model
Discrete element analysis of hydraulic stimulation in a slate geothermal reservoir using the ubiquitous foliation model Open
This study employs the discrete element method for a series of coupled hydro-mechanical analyses aimed at investigating the hydraulic stimulation effect on a slate geothermal reservoir. Initially, a ubiquitous foliation model (UFM) is devi…
View article: Comparison between image- and surface-derived displacement fields for landslide monitoring using an unmanned aerial vehicle
Comparison between image- and surface-derived displacement fields for landslide monitoring using an unmanned aerial vehicle Open
The traditional particle image velocimetry technique generates a 2D displacement field for landslide monitoring using multi-temporal unmanned aerial vehicle (UAV) orthoimages. As UAV photogrammetry can produce a 2.5D digital surface model …
View article: Evaluating the Hydraulic Conductivity of Dense Nonaqueous Phase Liquid in a Single Fracture of Rock-like Material
Evaluating the Hydraulic Conductivity of Dense Nonaqueous Phase Liquid in a Single Fracture of Rock-like Material Open
To investigate the seepage characteristics of dense nonaqueous phase liquids (DNAPLs) in rock fractures, two types of NAPLs (paint and creosote) were used in triaxial permeability tests conducted on single-fracture samples. The hydraulic c…
View article: Towards a rapid assessment of highway slope disasters by using multidisciplinary techniques
Towards a rapid assessment of highway slope disasters by using multidisciplinary techniques Open
Mega-earthquakes and extreme climate events accompanied by intrinsic fragile geology lead to numerous landslides along mountain highways in Taiwan, causing enormous life and economic losses. In this study, a system for rapid slope disaster…
View article: Characteristics of Erosion Development and Dynamics of Gravelly Debris Flow in The Houyenshan of Taiwan
Characteristics of Erosion Development and Dynamics of Gravelly Debris Flow in The Houyenshan of Taiwan Open
This study focused on the erosion development and dynamics of gravelly debris flow at the Houyenshan watershed through geomorphology interpretation, field investigation, and discrete element method. The study constructed a discrete element…
View article: Effect of Heat-Treatment Remediation on the Mechanical Behavior of Oil-Contaminated Soil
Effect of Heat-Treatment Remediation on the Mechanical Behavior of Oil-Contaminated Soil Open
The heat treatment of oil-contaminated sites is widely carried out for the purposes of remediation. However, heat treatment changes the physical and chemical properties of soil. Before the soil can be reused as a construction material in c…
View article: Multivariate probability distribution for some intact rock properties
Multivariate probability distribution for some intact rock properties Open
A multivariate probability distribution model for nine parameters of intact rocks, including unit weight (γ), porosity (n), L-type Schmidt hammer hardness (R L ), Shore scleroscope hardness (S h ), Brazilian tensile strength (σ bt ), point…
View article: Landscape evolution characteristics of large-scale erosion and landslides at the Putanpunas Stream, Taiwan
Landscape evolution characteristics of large-scale erosion and landslides at the Putanpunas Stream, Taiwan Open
This study used multi-temporal terrain and remote sensing images to investigate the geomorphological evolution of the Putanpunas stream caused by large-scale erosion and landslides over the last decade. Discrete element method was then per…