835 Result(s)
within
**mo Wang
Civil Engineering
Classical and Continuum Physics
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Article
Experimental and Numerical Validation of an Effective Stress-Sensitive Permeability Model Under Hydromechanical Interactions
Water seepage in rocks, in geotechnical engineering such as the hydrofracturing of hard rocks, excavation of underground chambers, and prevention of mine water disasters, is a common problem. According to rock...
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Article
Evolution mechanism and quantitative characterization of initial micro-cracks in marble under triaxial compression
The initial micro-cracks affect the evolution characteristics of macroscopic deformation and failure of rock but are often ignored in theoretical calculation, numerical simulation, and mechanical experiments. ...
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Article
Effect of nitrile butadiene rubber hardness on the sealing characteristics of hydraulic O-ring rod seals
The nitrile butadiene rubber (NBR) hardness effect on the sealing characteristics of hydraulic O-ring rod seals is analyzed based on a mixed lubrication elastohydrodynamic model. Parameterized studies are cond...
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Article
Biomimetic microchannel network with functional endothelium formed by sacrificial electrospun fibers inside 3D gelatin methacryloyl (GelMA) hydrogel models
Three-dimensional (3D) hydrogel models play a crucial role in tissue engineering for promoting tissue regeneration. A biomimetic microchannel network system in the 3D hydrogel model is necessary for optimal ce...
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Article
Numerical Model of Chloride Reactive Transport in Concrete—A Review
The study reviews the theoretical models, numerical implementation and practical applications of chloride reactive transport in concrete. Thermodynamic modeling is capable of accurately predicting chloride bin...
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Numerical modeling and experimental investigation of a two-phase sink vortex and its fluid-solid vibration characteristics
A sink vortex is a common physical phenomenon in continuous casting, chemical extraction, water conservancy, and other industrial processes, and often causes damage and loss in production. Therefore, the real-...
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Article
A novel approach for the optimal arrangement of tube bundles in a 1000-MW condenser
针对大型凝汽器, 提出一种新的方法来解决传统多孔介质模型的缺点, 优化冷凝器管束布局。
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Article
Dynamics of buoyancy-driven microflow in a narrow annular space
This paper aims to investigate the dynamics of buoyancy-driven microflow in a narrow annular space inside a liquid floated gyroscope (LFG). Several theoretical models with a non-uniform thermal boundary for fl...
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Article
Numerical modeling and experimental study of microstam** process for fabricating microchannels using thin sheets of titanium
Ultra-thin sheets of titanium for fabricating microchannels have been used in fuel cells due to their good corrosion resistance and high strength-weight ratio. This paper presents a constitutive model for stud...
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Article
GPU-accelerated vector-form particle-element method for 3D elastoplastic contact of structures
A graphics processing unit (GPU)-accelerated vector-form particle-element method, i.e., the finite particle method (FPM), is proposed for 3D elastoplastic contact of structures involving strong nonlinearities ...
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Article
Open AccessA Pore-Scale Model for Electrokinetic In situ Recovery of Copper: The Influence of Mineral Occurrence, Zeta Potential, and Electric Potential
Electrokinetic in-situ recovery is an alternative to conventional mining, relying on the application of an electric potential to enhance the subsurface flow of ions. Understanding the pore-scale flow and ion t...
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Article
Experimental investigation on cenosphere-aluminum syntactic foam-filled tubes under axial impact loading
A new syntactic foam material was prepared by screening three different average particle sizes of cenospheres (150, 200, and 300 µm) from industrial waste fly ash. Axial impact testing on syntactic foam filler...
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Article
Experimental and theoretical analysis of a hybrid vibration energy harvester with integrated piezoelectric and electromagnetic interaction
Harvesting vibration energy has attracted the attention of researchers in recent decades as a promising approach for powering wireless sensor networks. The hybridization of piezoelectricity and electromagnetis...
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Article
Establishment and Determination of Matrix Shape Factor for Tectonic Coal: Theoretical, Experimental and Simulation Study
Diffusion is an important process in coalbed methane migration. In addition to diffusion coefficient, the size and shape of coal particles also have influences on methane adsorption and desorption. Thus, the m...
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Article
Correlation between travel experiences and post-COVID outbound tourism intention: a case study from China
The COVID-19 pandemic has devastated global tourism and recovery is proceeding very slowly. For many countries, tourism served as a major economic sector, so investigating how to recover is essential. As China...
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Article
Design and comparative analysis of self-propelling drill bit applied to deep-sea stratum drilling robot
Robotic subsea stratum drilling robot is a method for new subsea stratigraphic geological investigation and resource exploration. Resistance at the front end is the main source of resistance to the robot’s mot...
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Article
Effect of CO2-mixing dose and prolonged mixing time on fresh and hardened properties of cement pastes
This study aims to investigate the influence of CO2-mixing dose (mass fractions of 0.3%, 0.6%, and 0.9%) and prolonged mixing time on the fresh and hardened properties of cement pastes. The CO2-mixing can act as ...
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Article
A data-driven approach for modeling and predicting the thrust force of a tunnel boring machine
Thrust prediction of a tunnel boring machine (TBM) is crucial for the life span of disc cutters, cost forecasting, and its design optimization. Many factors affect the thrust of a TBM. The rock pressure on the...
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Article
Theoretical and experimental investigation on the efficiency of a novel roller piston pump
This study presents a novel roller piston pump, in which a cam guide-roller type rolling support is adopted to replace the sliding pair support of the swash plate-slipper pair to achieve the oil suction and di...
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Article
Finite-time path following control of a sailboat with actuator failure and unknown sideslip angle
Suffering from actuator failure and complex sideslip angle, the motion control of a sailboat becomes challenging. In this paper, an improved double finite-time observer-based line-of-sight guidance and finite-...
