737 Result(s)
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Engineering
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Article
MQ quasi-interpolation-based level set method for structural topology optimization
Parametric level set method (PLSM) using interpolation method, such as radial basis function (RBF) interpolation, exposes high computational cost and poor stability when solving structural topology optimizatio...
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Article
Folding angle and wing flexibility influence the flight performance of origami winged fruits
Winged fruits possess a unique flight mechanism relying on simple geometric structures rather than neuromuscular control. This study proposes an innovative approach using origami techniques to create three-win...
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Article
Cracking on a nickel-based superalloy fabricated by direct energy deposition
Cracks have consistently been a significant challenge limiting the development of additive manufactured nickel-based superalloys. It is essential to investigate the location of cracks and their forming mechani...
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Open AccessNuclear proteins and diabetic retinopathy: a review
Diabetic retinopathy (DR) is an eye disease that causes blindness and vision loss in diabetic. Risk factors for DR include high blood glucose levels and some environmental factors. The pathogenesis is based on...
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Open AccessEfficientNet-based machine learning architecture for sleep apnea identification in clinical single-lead ECG signal data sets
Our objective was to create a machine learning architecture capable of identifying obstructive sleep apnea (OSA) patterns in single-lead electrocardiography (ECG) signals, exhibiting exceptional performance wh...
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Article
Hermite Expansion Technique for Model Reduction of Circuit Systems with Delay Components
Model order reduction technique provides an effective way to reduce computational complexity in large-scale circuit simulations. This paper proposes a new model order reduction method for delay circuit systems...
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A Rapid Crack Detection Technique Based on Attention for Intelligent M&O of Cross-Sea Bridge
Rapid and accurate segmentation of structural cracks is essential for ensuring the quality and safety of engineering projects. In practice, however, this task faces the challenge of finding a balance between d...
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Article
Effect of two-pass rolling of textured roll and polished roll on surface topography and mechanical properties of 316L stainless steel ultra-thin strip
The textured roll and polished roll were applied instead of the ground roll in a 20-high mill to conduct two-pass rolling of 316L stainless steel strip with thickness of 0.027 mm. After the two-pass rolling wi...
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Article
Effect of initial microstructure on microstructure evolution and mechanical properties of 0.12C martensitic steels during quenching and tempering
The microstructure evolution and mechanical properties of a Fe–0.12C–0.2Si–1.6Mn–0.3Cr–0.0025B (wt.%) steel with different initial microstructures, i.e., hot rolled (HR) and cold rolled–annealed (CRA), were st...
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Article
High-temperature wetting behavior between slag and refractory
Slag corrosion is one of the main factors of the damage of refractory, and its primary manifestations involve the melting of refractory in slag and the slag penetration into refractory, both of which are highl...
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Numerical study on the effective thermal conductivity and thermal tortuosity of porous media with different morphologies
Effective thermal conductivity and thermal tortuosity are crucial parameters for evaluating the effectiveness of heat conduction within porous media. The direct pore-scale numerical simulation method is applie...
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Research on feed-pulse collaborative control method in micro-electrical discharge machining
Reducing the short-circuit rate and increasing the effective discharge rate are important targets for improving the servo control effect of micro-electrical discharge machining (micro-EDM), as these two indica...
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Study on a probabilistic algorithm for the forming and 3D characterization of special-shaped surfaces under profile grinding
Profile grinding is the most crucial method for the ultra-precision machining of special-shaped surfaces. However, profile grinding produces a unique machining profile, and many random factors in the machining...
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Article
Open AccessPoint cloud completion network for 3D shapes with morphologically diverse structures
Point cloud completion is a challenging task that involves predicting missing parts in incomplete 3D shapes. While existing strategies have shown effectiveness on point cloud datasets with regular shapes and c...
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Analysis of Settlement Deformation of Embankment Dam in Longyang Reservoir
The Longyang Reservoir is located on the first terrace of the Luo River, and its length is 1.63 km. The geological conditions under the reservoir are complicated, and uneven settlement is possible. In order to...
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Large deformation assessment of the bearing capacity factor for rigid footing: effect of soil heterogeneity
In this paper, the influence of soil spatial variability on the large deformation bearing capacity of rigid footing is presented. The random generalized interpolation material point (RGIMP) method, in which th...
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Open AccessResearch progress of magnetorheological polishing technology: a review
As an essential link in ultra-precision machining technology, various new surface polishing technologies and processes have always attracted continuous in-depth research and exploration by researchers. As a ne...
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Energy saving analysis for CO2–O2 mixed injection technology in converter steelmaking
Energy-saving in China's iron and steel industry still relies on the development and improvement of short-term energy saving technologies. Therefore, a special converter smelting technology incorporating energ...
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Article
An Experimental on Filtration and Clogging of Geotextile Filters around Drain Pipes in Fine Tailings
Needle-punched nonwoven geotextiles have been used as filters for decades in mine drainage systems. But the physical clogging of geotextiles by fine particles has continued to receive increasing attention. In ...
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I-DCGAN and TOPSIS-IFP: A simulation generation model for radiographic flaw detection images in light alloy castings and an algorithm for quality evaluation of generated images
The intelligent detection technology driven by X-ray images and deep learning represents the forefront of advanced techniques and development trends in flaw detection and automated evaluation of light alloy ca...
