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Engineering
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Article
Integrability, bilinearization, Bäcklund transformations and solutions for a generalized variable-coefficient Gardner equation with an external-force term in a fluid or plasma
A generalized variable-coefficient Gardner equation with an external-force term is investigated which can model the propagation and interaction of some nonlinear waves in a fluid or plasma. Via the Hirota bili...
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Study on Whole Forming Process of Unequal Thickness Inner Liner for High-Pressure Gas Cylinder
For the "thin walled and thick nozzle" high-pressure gas cylinder liner cannot be molded as a whole this problem, this paper puts forward a new technology route. A composite process based on thickening of the ...
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Effect of Poly(Vinylidene Difluoride) Content on Thermal Reaction and Combustion Performance of MnO2-Al Nanothermite
The application of fluoropolymers in energetic materials has attracted increasing attention. The effect of poly(vinylidene difluoride) (PVDF) content on thermal reaction and combustion performance of MnO2-Al nano...
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Open AccessIn memoriam: Shizhu Wen (1932–2023)
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Investigation of the Stress and Strain Distribution in the Surrounding Soil of a Tunnel Induced by the Double-Heading at Bottom Method
The tunneling process in water-rich silty fine sand stratum often faces challenges such as arch collapse due to the instability of the initial support arch foot. The present study focuses on the Taoshu** 3# ...
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Open AccessLow friction under ultrahigh contact pressure enabled by self-assembled fluorinated azobenzene layers
Extensive efforts have been made to pursue a low-friction state with promising applications in many fields, such as mechanical and biomedical engineering. Among which, the load capacity of the low-friction sta...
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A Real-time Positioning Model for UAV’s Patrolling Images Based on Airborne LiDAR Point Cloud Fusion
The precise positioning issue of oblique aerial image has been widely studied in recent years. However, there are still some deficiencies in applying the existing methods to highly time-sensitive engineering. ...
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Modeling the Propagation of a Prefabricated Brittle Crack Using Phase-field Method within the Framework of ABAQUS
It is necessary to study the propagation path of cracks in concrete materials and its influence on the loading capacity of specimens. The phase-field method for fracture offers a distinct benefit in simulating...
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A Superior Technology for Removing Fluorine from Spent Cathode Carbon: Optimization of the Process by Response Surface Methodology
Spent cathode carbon is a type of waste generated during the maintenance or replacement of aluminum reduction cells, which contains some toxic fluorides and cyanides. If not treated, and through wanton accumul...
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Open AccessModeling and analysis for material removal and surface roughness in fluid jet polishing of optical glass
Fluid jet polishing (FJP) is a non-contact polishing technology that can fabricate free-form optical surfaces with sub-micron-level form accuracy and nano-level surface roughness, especially for hard and britt...
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Autonomous Defense of Unmanned Aerial Vehicles Against Missile Attacks Using a GRU-Based PPO Algorithm
This paper introduces a method enabling unmanned aerial vehicles (UAVs) to autonomously defend themselves against incoming missiles during military missions. A simulation environment for UAV defense against in...
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A high-shear and low-pressure intelligent precision grinding system for complex-curved parts
Complex-curved parts made of superalloy, advanced ceramics, and other difficult-to-machine materials are frequently used in the aerospace field. The harsh environmental conditions place very high demands on th...
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Forced Vibration Equation and Vehicle–Bridge Coupling Analysis of Composite Trough Girder with Corrugated Steel Webs
The Trough Girder with Corrugated Steel Webs (TGCWs) represents a novel form of through bridge that offers improved stress distribution characteristics and decreased inherent flaws when compared to the traditi...
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Open AccessEffects of surface morphology on tribological properties of Arapaima gigas scales
The remarkable mechanical adaptability of arapaima (Arapaima gigas) scales has made them an important subject of study. However, no research has been conducted into their tribological properties, which are crucia...
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Research on Mine Smoke Detection Technology Based on Multi-Feature Fusion Analysis
Traditional smoke detection sensors are characterized by low sensitivity, poor stability, etc. In this study, we propose a coal mine smoke detection technique based on multi-feature fusion analysis. Detection ...
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A Comprehensive Multivariate Wind Speed Forecasting Model Utilizing Deep Learning Neural Networks
Predicting wind speed accurately is essential for the efficient generation of wind power. To enhance the precision of wind speed forecasting, this paper proposes a multivariate combinatorial model based on a d...
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Correction to: Scanning strategies for the 316L part with lattice structures fabricated by selective laser melting
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Undrained Bearing Capacity and Failure Mechanism of Strip Footings on Slopes Considering Multilayered Soils
Evaluating the bearing capacity of strip footing is a classic problem in geotechnical engineering, which has been investigated by many researchers. As the advancement of technology and urbanization, less and l...
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Development of the Microbial Online Monitoring Module (MOMM) for the Chinese Space Station
The enclosed space environment demands sustainable environmental control systems. Space stations and interstellar missions, both need reliable environmental control and life support systems for crewed flights ...
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Joint recognition for location and activity based on multidimensional features of CSI images
The joint recognition technology of location and activity, leveraging CSI (Channel State Information), finds widespread applications in domains such as human-computer interaction and smart homes, owing to the ...
