30.516 hasil
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MATEC Web of Conferences
ISSN 2261-236X · EDP Sciences · 30.516 artikel di indeks
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Artikel Jurnal Teks lengkap
Investigation and Tesing of Predictive Modelling for Automation Safety
This study compares traditional control methods and Predictive Modelling control for vehicle speed control, highlighting their strengths and limitations in dynamic environments. While traditional linear/non-linear controllers have been widely used due to their simplicity and effectiveness in linear…
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Macrostructural analysis and surface characterization of selective laser melted (SLM) metal gears
This study presents a comprehensive microscopic investigation of the surface morphology and macrostructure of a 3D-printed metal gear fabricated using Selective Laser Melting (SLM). The analysis reveals a complex surface topography characterized by parallel scan tracks, macro-pores, and oxide…
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Artikel Jurnal Teks lengkap
Computer simulation of the stress-deformable standing of the bone-plate system
This study investigates the influence of localized porosity in an osteosynthesis plate and age-dependent bone tissue properties on the biomechanics of the bone–implant system. Finite element analysis was performed for young and elderly bone using both solid and locally porous plates. Bone tissue…
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Development of modern technology for bevel gears machining
The purpose of the work is to increase the efficiency of machining high-precision bevel gears with circular teeth of gearboxes and to improve their operational performance by using a tool made of superhard materials. To increase the operational performance of bevel gears, regular reliefs were…
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Artikel Jurnal Teks lengkap
Comparative evaluation of gears with different finishing processes using a shape deviation network
In general, the accuracy grade of manufactured gears is classified based on standards such as ISO 1328-1. However, tooth profile and helix deviations are usually evaluated individually using measurement data from each tooth flank, and methods for evaluating the relative relationships among tooth…
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Artikel Jurnal Teks lengkap
Pressure-free molding of powder-mesh materials
The process of forming powder-mesh materials (PMM) composed of a woven mesh of corrosion-resistant steel and electrolytic nickel powder without applying pressure using binders is considered. The feasibility of using starch paste and aqueous solutions of polyvinyl alcohol (PVA) and carboxylmethyl…
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Artikel Jurnal Teks lengkap
Influence of spur-gear tooth-profile geometry on mesh efficiency and transmission error: A common-benchmark multi-objective comparison
Reducing gear-mesh loss without compromising STE, DTE and load capacity is central to high-performance transmission design. Non-involute tooth-flank geometries can redistribute sliding, contact conformity and mesh compliance, but published comparisons often confound geometry with benchmark and…
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Research on an unconventional technological method for manufacturing gears by laser cutting – area of application, advantages, disadvantages and specific parameters
The report presents the results of an experimental study of the obtained parameters of gears made by laser cutting technology. For the purpose of the report, experimental samples of gears from the materials - C45 and 41Cr4 were cut on a laser cutting machine. The quality, roughness and hardness of…
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Artikel Jurnal Teks lengkap
A unified theory for nonparallel axis gears conjugate to involute cylindrical gears including face gears (Consideration regarding gear ratio)
The axis arrangement of gears that mesh conjugately with involute cylindrical gears can be freely set, yielding infinitely many configurations and corresponding tooth-flank geometries. We investigate a unified theory for gears that mesh conjugately with involute cylindrical gears. In this theory…
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Artikel Jurnal Teks lengkap
Design of an internal combustion engine for Shell Eco-Marathon Competition vehicle
The article describes the design of a custom internal combustion engine (ICE) for a Prototype-class vehicle participating in the Shell Eco-marathon. It is a follow-up to the article “Development of an Internal Combustion Engine for Shell Eco-marathon Competition Vehicle” published in 2025. The IC…
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Artikel Jurnal Teks lengkap
Windage loss prediction in jet-lubricated high-speed gears: A critical assessment of air–oil mixture assumptions and modelling approaches
Windage power losses represent an increasingly important component of the load independent power losses in modern high-speed geared transmissions, particularly in aerospace applications and in electrified propulsion systems. Although numerous analytical, experimental and numerical approaches have…
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Artikel Jurnal Teks lengkap
Thermal-EHL tribodynamic analysis of a spur-gear pair, using correction factors
A thermal-tribodynamic model was developed to study the produced vibrations in a pair of spur gears, considering rough anisotropic tooth surfaces, the use of Newtonian and non-Newtonian lubricants, and friction induced temperature effects. It consists of two sub-models, the contact model and the…
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Investigation of the influence of 3D printing parameters on the mechanical properties of carbon-filled composites
This study investigates the influence of 3D printing parameters on the mechanical properties of CR-PLA composites manufactured using fused filament fabrication (FFF). An experiment was conducted to evaluate the effects of extrusion temperature, layer thickness, and printing speed. The Young’s…
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Artikel Jurnal Teks lengkap
Analysis of the maneuverability and stress-strain state of the drawbar of a transport and technological machine for vacuum sealing and transportation of succulent feeds
The article presents the results of theoretical, experimental and computational studies of the parameters of the drawbar of a transport and technological unit designed for transporting succulent feed in containers. The purpose of the study was to substantiate the rational length of the drawbar…
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Artikel Jurnal Teks lengkap
The evolving role of planetary transmissions in collaborative and humanoid robotics
Mechanical transmissions have evolved from primarily power-conversion devices into increasingly integrated elements of robotic actuator systems. Servo-controlled machinery added requirements for accurate motion transmission, while collaborative and humanoid robotics introduced the need for…
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Challenge of finishing hardened gears by ultra-high-speed hobbing
Gears in EV transmissions have attracted attention as a source of vibration and noise, and the production of higher-quality gears is required. However, producing high-precision gears will increase manufacturing costs, so efforts must be made to reduce costs. The goal of this research is to use…
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Artikel Jurnal Teks lengkap
Comparative study of bearing losses in vehicle gearboxes using SKF digital tools
A comparative analysis of power loss calculations in rolling bearings of automotive gearboxes using digital tools and traditional engineering methods has been carried out. The aim is to assess the impact of the refined calculation methodology proposed by SKF on the overall efficiency of the vehicle…
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Artikel Jurnal Teks lengkap
Securing the Water Commons: A Holistic Resilience-Based Approach to a Strategic Resource
The issue of water security is one of the major concerns of Europe’s resilience in the face of climate change, geopolitical rivalry, and emerging cybersecurity issues. This paper recognises water as an entity that exhibits a duality, as it is both a common good and a strategic resource. That…
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Artikel Jurnal Teks lengkap
A Decision Support System Architecture for Quality in Water Distribution Networks
A Decision Support Systems (DSS) is proposed to enhance operational efficiency for Water Distribution Networks, through embedment of Intelligent Software Agents, based on the following design approaches: Soft Sensor Agents, Supervisor Agents, Diagnoser Agents and Operator Agent. The Intelligent…
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