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2921
Machine learning models for predicting the bearing capacity of shallow foundations: A Comparative study and sensitivity analysis
Published 2024-12-01“…Furthermore, relative importance of the input features was examined through a sensitivity analysis which indicated that the internal friction angle of the soil and the depth of the foundation are the most important inputs while using ML regression methods.…”
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2922
Damage of Rock Mass by Double-Hole Blasting with Slit Charge and Development of Stress Wave under High In Situ Stress
Published 2022-01-01“…Under the condition of two-way different pressures, the crack develops in the direction of θ (θ = arctan (σx/σy)) with the principal stress angle. The numerical results under the two-way equal pressure conditions show that a higher ground stress leads to a larger suppression of the blasting effect. …”
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2923
Quantitative and qualitative meta-analysis of Scientific Research Papers in the field of creative city in Tehran metropolis
Published 2023-09-01“…Based on this, various researches have been done about the metropolis of Tehran, which have looked at the city of Tehran and creativity from different angles. Therefore, analysis and evaluation of these researches from different aspects such as study scale, research method and results are necessary. …”
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2924
Spectral Element Numerical Investigation of Flow between Three Cylinders in an Equilateral-Triangular Arrangement with Different Spacing Distances
Published 2018-01-01“…Present numerical results show that the flow patterns and force characteristics are the result of the combined effects of Reynolds number, spacing distance, configuration arrangement, and incident angle. For the small spacing distance ratio of 1.5, the well-known biased flow phenomenon in the gap of downstream cylinders is found. …”
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2925
Investigation of Engineering Properties of Cement-Stabilized Calcareous Sand Foundation
Published 2021-01-01“…It is found that: (1) the uniaxial compression strength of calcareous sand is higher than that of Guangzhou soft soil but lower than that of filter medium quartz sand; (2) the deformation of the calcareous sand under compression is mainly plastic, and the elastic deformation gradually increases with increasing cement content; (3) the apparent cohesion of calcareous sand increases, while internal friction angle decreases with increasing cement content; (4) cement-stabilized method can significantly improve the bearing capacity of calcareous sand foundation, especially for the saturated state. …”
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2926
Influence of Planetary Ball Mill Parameters on Powder Flowability of AlSi10Mg with Niobium Carbide Using Central Composite Design (CCD)
Published 2022-01-01“…Finally, based on the combined analysis of apparent density (AD), tapped density (TD), and static angle of repose (SAoR), the flowability characteristics of the mixed powders (AlSi10Mg + X % NbC) were evaluated. …”
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2927
Control techniques of switched reluctance motors in electric vehicle applications: A review on torque ripple reduction strategies
Published 2024-03-01“…In addition, the research also provided an overview of SRM fundamental operations, converter topologies, and excitation angle approaches. Last, a comparison between each method in torque control and current control strategies was listed, including the adopted method, features, and drawbacks.…”
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2928
Dynamic Characteristics Analysis of Vehicle Incorporating Hydraulically Interconnected Suspension System with Dual Accumulators
Published 2018-01-01“…Simulations of vehicle conducting sine-wave steering maneuvers are carried out to evaluate handling performance with roll angle and vertical tyre force for DHIS subsystem with the parameters varying, compared with the results for vehicle with the original spring-damper suspension and conventional hydraulically interconnected suspension (HIS). …”
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2929
Fast ion confinement in quasi-axisymmetric stellarator equilibria
Published 2025-01-01“…The particle tracking simulations are purely (neo)classical in nature and simply contain the supplied equilibrium and collisions (pitch-angle, energy slowing, and velocity diffusion) from supplied thermal profiles. …”
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2930
Mechanical Behavior and Calculation Method for RC Fifteen-Pile Cap of Mixed Passenger and Freight Railway Bridge
Published 2020-01-01“…The variations of load-bearing capacity and mechanical behavior of thick cap were characterized by introducing rigid angle α. Results indicated that ultimate load-bearing value of the cap increased linearly with the increase of concrete strength grade, and an increasing load-bearing capacity of the reinforcement distributed in the pile diameter range was larger than that of the uniform reinforcement; when the reinforcement ratio was 0.15%, it increased by 9.3%. …”
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2931
Structural Design of Partitioned Stator Doubly Salient Permanent Magnet Generator for Power Output Improvement
Published 2019-01-01“…After optimizing the generator pole structure including the angle of air gap arc width, it was found that the proposed PS-DSPG with 18/15 (stator/rotor) pole structure with optimized air gap arc width could produce higher EMF of about 23.24% than a conventional structure because this structure has the suitable number of pole structures. …”
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2932
Upper Bound Limit Stability Analysis for Soil Slope with Nonuniform Multiparameter Distribution Based on Discrete Algorithm
Published 2020-01-01“…At the same time, this method takes a dump slope in an open-pit mine as the engineering background, considers the nonuniformity of density, cohesion, and internal friction angle of the slope soil under subsidence, applies upper bound limit analysis to analyze the slope stability, and evaluates the accuracy of analysis results by using the residual thrust method. …”
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2933
Application of 3D Laser Scanning in Underground Station Cavity Clusters
Published 2021-01-01“…The results showed that the layout of the scanning measurement station should consider the requirements of scanning accuracy, control the station length and scanning incidence angle, and minimize the scanning station length to reduce the scanning error. …”
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2934
A Novel Three-Dimensional Vector Analysis of Axial Globe Position in Thyroid Eye Disease
Published 2017-01-01“…When one eye had a larger deviation angle than its fellow, its corneal apex shifted in the corresponding direction, but the shift of the eyeball center was not significant. …”
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2935
Postoperative Endophthalmitis after Combined Cataract Extraction and iStent Inject Implantation
Published 2023-01-01“…A 70-year-old male with a nuclear sclerotic cataract and primary open-angle glaucoma underwent an uneventful phacoemulsification cataract extraction with implantation of an intraocular lens and an iStent inject trabecular bypass stent. …”
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2936
Atmospheric Sounding from Fengyun-3C GPS Radio Occultation Observations: First Results and Validation
Published 2019-01-01“…It is found that the effect of the ionospheric correction residual on the phase delay is below 20 mm, which has minimal impact on bending angle estimation and generates differences of about 1 K in the average temperature profile. …”
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2937
The theoretical concept of determining the critical point of crisis processes in the socio-economic system
Published 2018-12-01“…Such a parameter should be an integral indicator, represented by a set of variables, each of which reflects the state of the enterprise from different angles. This indicator allows you to assess the probability of destruction of the enterprise and determine the place on the trajectory of its development. …”
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2938
Biomechanical Changes During a 90º Cut in Collegiate Female Soccer Players With Participation in the 11+
Published 2021-06-01“…Peak knee abduction moment, components of valgus collapse (hip adduction, internal rotation, and knee abduction angles), and a novel measure of knee valgus collapse were analyzed with repeated-measures ANOVAs to determine differences between preseason and postseason. …”
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2939
Real-Time Vehicle Detection and Air Pollution Estimation Using YOLOv9
Published 2025-01-01“…Findings indicate that larger items were detected more than smaller items. Camera angles and the small size of the objects often make small objects appear to blend in to the background. …”
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2940
Performance Enhancement in Horizontal Axis Wind Turbine Using Blade With Split
Published 2025-02-01“…The blades are designed using NREL's S819 profile at the root section and NACA 63‐415 profile at the middle and tip sections. Chord length and angle of attack are determined by blade element momentum (BEM) theory. …”
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