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Mekanika
ISSN 1412-7962 · Teknik mesin, Fakultas Teknik, Universitas Sebelas Maret · 106 artikel di indeks
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Artikel Jurnal
Masonry Wall Performance Estimation Under Blast Loading: A Study Using Finite Element Analysis
This paper studies the dynamic response of masonry wall structures under blast loading. It requires a detailed understanding of the explosion phenomenon, wave propagation, and the structure's response to these shocks. The blast load is applied to the surface of the masonry wall. The main focus is…
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Artikel Jurnal
Implementation of Rooftop Solar Photovoltaic Systems in Educational Facilities at Ibu Kota Nusantara (IKN)
The primary objective of this research is to evaluate the feasibility and potential benefits of integrating solar Photovoltaic (PV) systems in educational institutions within the new capital. The Hybrid Optimization of Multiple Energy Resources (HOMER) energy modeling software was utilized to…
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Artikel Jurnal
Design of a Solar Power Plant System for Government Buildings in the Ibu Kota Nusantara of Indonesia Using HOMER Optimization
Indonesia's social and political landscape necessitates a balanced distribution of development and a restructuring of its population and industries. In response, the government has relocated the capital from Jakarta to Ibu Kota Nusantara (IKN) in East Kalimantan, aiming to alleviate the pressures…
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Artikel Jurnal
The Effect of Battery Manufacturing under Different Conditions and Its Contribution to CO Emissions
Lithium-ion (Li-ion) batteries play a crucial role as energy sources for electric vehicles and portable electronic devices due to their high energy density. However, this high energy density leads to increased temperatures during operation, which negatively impacts the performance of nickel strips…
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Artikel Jurnal
Effect of Heating Temperature on Wear Rate, Tensile Strength, and Crystallinity of Cantula Fiber-Reinforced Magnesium/Hydroxyapatite/ Shellac for Bone Screw Material
Bone screws are screws for bone that are joined to support plates. Bone screws generally use metal as the primary material because of its high mechanical properties, such as stainless steel and titanium. Currently, many biomaterials for bone screws are being developed, which can be degraded by the…
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Artikel Jurnal
Numerical Analysis of Six Degrees of Freedom Motion Response of Trimaran Semi-Submersible Ship
This study examines the motion response characteristics of a trimaran semi-submersible vessel, with a focus on its performance in tourism applications where passenger comfort is a primary concern. Using ANSYS AQWA simulation software, this analysis integrates diffraction and radiation theory with…
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Artikel Jurnal
Mechanical Design and Prototype of Meatball Dough Grinder and Mixer Machine for Meat Processing in Indonesian Regions
A Meatball Dough Grinding-Mixing (MDGM) machine is a device that transforms raw meat into meatball dough through a combination of grinding and mixing processes, similar to a food processor or blender. The MDGM machine features four sharp stainless-steel blades. The rotation of the blade is driven…
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Artikel Jurnal
Effect of Boundary Condition on Numerical Study of UAV Composite Skin Panels Under Dynamic Impact Loading
In this study, a dynamic impact loading using Finite Element Analyses (FEA) was applied to an Unmanned Aerial Vehicle (UAV) composite skin panel. Two types of boundary condition panels were investigated (Fixed and Pinned). The composite UAV skin panel consists of upper panel and stiffener which…
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Artikel Jurnal
Reducing Cogging Torque in V-Shaped BLDC Motors: A FEA Simulation Study on the Impact of Skew Angle
This study thoroughly investigated the impact of stator skew angles on cogging torque in V-shape Brushless Direct Current (BLDC) motors, focusing on electric vehicle applications. Using Finite Element Analysis (FEA) with ANSYS Maxwell, the research assessed how variations in stator core skewness…
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Artikel Jurnal
Enhancing Lubrication System Efficiency in Marine Diesel Engines with Centrifugal Separators - a Case Study Of LPG/C Arimbi: Technical and Cost-Effective Perspectives
The lubrication system in an engine is critical for reducing friction between components, preventing wear, reducing heat, protecting components from deposits, and sealing. Maintaining and extending the life of lubricants is crucial for lowering lubricant usage costs. A centrifugal separator is an…
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Artikel Jurnal
Magnesium Addition and Treatment of Reinforcement Particles in Al6061 – Sea Sand Composite on Coefficients Friction and Wear Rate
Aluminium matrix composite is a composite material that can be used as reinforcement to increase the tribological properties of composite. The process of manufacturing the Al6061-Sea sand composite used the stir casting method with stirring time of 10 minutes and speed of 600 rpm. Stir casting…
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Artikel Jurnal
Recent Advancements in Ocean Current Turbine Blade Design: A Review of Geometrical Shape, Performance and Potential Development using CAE
The global energy demand is experiencing a significant surge, reaching 442 exajoules in 2023. The urgency to develop renewable energy sources intensifies as global energy needs continue to escalate, coupled with the detrimental impact of fossil fuel consumption on climate change. Ocean current…
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Artikel Jurnal
Analyze The Effect of The Impeller Type on Bearing Rating Life
One of the essential components of a balancing machine is the bearing, which is a crucial component that ensures stability, precision, and efficiency in the balancing process. Although there were high-quality bearings on the market, ongoing research was needed to ensure that balancing machine…
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Artikel Jurnal
Enhancing Ship Stability: A Comparative Analysis of Single and Double Chine Hull Configurations of Semi-Planning Hull at High Speed
Ship stability could be considered one of the defining aspects of marine transport, as it directly influences the safety and performance of the ship. Past works have found hull geometry critical in the stability issue; however, the impact of various Chinese configurations under different operation…
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Artikel Jurnal
An MR Damper Parametric Model with luz(...) Projection Function and Its Application in an Open-loop Force Tracking Control System
This research discusses a parametric model with a luz(...) projection function for an outer bypass Magnetorheological (MR) damper with a meandering type valve and its application in an open-loop force tracking control system. This parametric model with the luz(…) projection function has been…
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Artikel Jurnal
Analytical Review of Numerical Analysis in Hydrodynamic Performance of the Ship: Effect to Hull-Form Modifications
This review paper provides an overview of simulation-based hydrodynamic design optimization for ship hull forms. It also includes a numerical analysis aimed at accomplish early-stage simulation-based design in terms of hydrodynamic performance. A hydrodynamic module, a hull surface modeling module…
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Artikel Jurnal
Hydrodynamic Performance Assessment of Straight and Helical Hydrokinetic Turbine Hydrofoil-Blade Sections in River Oyun, North-Central Nigeria
The performance of lift-based hydrokinetic rotor turbines usually depends on the blade sections or hydrofoil profile. Different hydrofoil blade sections, having different profiles and geometries, give different coefficients of performance in different hydrodynamic settings. This study examined the…
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Artikel Jurnal
Analisys of Tensile Strength, Wear Rate, and Cristallinity of Biocomposite Nano-HA/Magnesium/Shellac Reinforced Cantula Fiber for Bone Screw Material
Accidents are a major cause of fractures in Indonesia. One of the treatments for fractures is bone screws with support plates that are placed on broken bone. Currently, many biomaterials for bone screws are being developed which have biodegradable properties so that post-operative bone healing is…
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Artikel Jurnal
Comparative Analysis of the Size of Glass Fiber Woven Roving based on a Polyester Matrix on the Impact Strength of Composite Materials
Laminated Glass Fiber Reinforced Polymer (GFRP) composites are widely used in various industries, such as boat building, car bodies, water tanks and pipelines, which in their use sometimes have the potential to be exposed to impact loads, especially in transportation equipment. Therefore, it is…
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Artikel Jurnal
3D Digital Tomography Image Reconstruction to Determine the Dimensions of Discontinuities in the Material Using MATLAB
To acquire more accurate information, such as the existence of discontinuities on an object from 2D digital radiography images, a reconstructed 3D image using a tomography technique is needed. In this paper, an algorithm was developed to determine the discontinuity dimension. The object used in…