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Seatific Journal
ISSN 2792-0771 · YILDIZ TECNHICAL UNIVERSITY · 49 artikel di indeks
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Artikel Jurnal
The Impact of the Relationship Between Gross Tonnage and Accommodation Area on Seafarers' Satisfaction and Spatial Evaluations in Cargo Ships
This study investigated seafarer satisfaction and perceptual evaluations regarding cabins, recreation, and social areas on cargo ships over 10,000 GT, and also examined the relationship between gross tonnage (GT), accommodation area size, and floor area per person on cargo ships. In the preliminary…
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Artikel Jurnal
Physical Modeling by Froude Number Similarity Law: Experimental Apparatus for Tests With Offshore Structure Anchors Penetrated With Water Jet
The torpedo pile is a Brazilian technology widely employed for anchoring offshore structures. Studies indicate that the use of vertical water jets applied at the pile tip can increase penetration efficiency and reduce inclination during installation. Considering the high costs and logistical…
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Artikel Jurnal
Career Planning Expectations of Maritime Vocational Students: A Case Study From Iskenderun Technical University, Türkiye
This study investigates the post-graduation career planning preferences, influencing factors, and expectations of 138 students enrolled in maritime education programs at İskenderun Technical University in Türkiye, using a structured survey administered to students from the Maritime Technologies…
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Artikel Jurnal
Decarbonization of the Maritime Industry and Suggested Training of Seafarer Officers
The IMO set ambitious environmental requirements regarding greenhouse gas emissions from international shipping. These requirements were accompanied by regulatory instruments and several proposals for technological solutions. While seafarers are not involved in selecting these technologies, they…
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Artikel Jurnal
Bridging Physics and Data: Hybrid Modelling of NOx and Soot Emissions in Alternative-Fuel Diesel Engine
In this study, a basic machine learning approach based on fuel type for estimating NOx and soot emissions in diesel engines was comparatively evaluated against a physics-based model incorporating physical indicators related to the combustion process. Experimental data were obtained from a…
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Artikel Jurnal
Numerical Simulations for Determining Resistance, Trim, and Sinkage Characteristics of a Tugboat
A detailed numerical investigation of the calm-water hydrodynamic performance of an azimuth stern drive (ASD) tugboat is presented. Unsteady Reynolds-Averaged Navier–Stokes (URANS) simulations are performed to predict the total resistance, trim, and sinkage over a wide range of Froude numbers at…
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Artikel Jurnal
Investigation of Maneuvering Coefficients for the Darpa Suboff Aff1 Model via Computational Fluid Dynamics
Due to their military applications, submarines are expected to possess certain operational capabilities. Among these, maneuverability stands out as a critical feature, and the investigation and prediction of this capability in the early design stages is of particular importance. In this context…
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Artikel Jurnal
The Impact of Imo Regulations on Ship Emission Research: A Bibliometric Analysis
The regulation of ship emissions has become an important issue in the context of global environmental sustainability, climate change mitigation, and maritime policy. This study examines the impact of International Maritime Organization (IMO) regulations on academic research related to ship engine…
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Artikel Jurnal
Probabilistic Analysis of the Service Life of Concrete with Recycled Aggregates in Marine Environments
In marine environments, the main cause of degradation of reinforced concrete structures is corrosion induced by the penetration of chloride ions. Durability design approaches have gradually evolved toward performance-based approaches, which are capable of more accurately assessing the behavior of…
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Artikel Jurnal
Single-Objective PSA Framework for Longitudinal Girder Scantlings with Full-Ship and Ultimate Strength Verification for a 500-Tonne Catamaran
Hull structures must withstand design loads throughout their expected lifetime. Industry practice often uses a comparative approach, which works for designs similar to proven ships with good service records. However, it can leave some members overly heavy while others barely meet strength criteria…
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Artikel Jurnal
Benchmarking Reference Bulk Carriers with the Best International Shipping Results Regarding Carbon Intensity Indices
The growing urgency of maritime decarbonization and the efforts toward achieving it are a critical subject of academic debate. This research provides a comprehensive empirical analysis of the operational carbon intensity of a Capesize bulk carrier having 176,859 deadweight tonnage using a full year…
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Artikel Jurnal
Environmental management practices in major PERS-certified European ports and major Turkish ports: A comparative analysis
This study compares the environmental management practices of certain major European ports and major ports in Türkiye. Environmental port management practices are significantly relevant to the increasing size of ships and their consequent impacts on the marine environment. Modern ports are also key…
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Artikel Jurnal
Evaluating the impact of inefficient maintenance practices of diesel engines on the ship’s operational efficiency
This paper analyses the influence of inefficient operations performed on the ship regarding the carbon intensity indicator. In this case, different malfunctions regarding the ship's main diesel engine have been taken into consideration, such as extended fuel injection timing, wear of injector…
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Artikel Jurnal
Thermal analysis and experimental design of a cryogenic system for low-noise amplifiers
This study details the design and characterisation of a cryogenic test facility for low-noise amplifiers (LNAs) used in radio astronomy. Following a review of available cooling and vacuum pumping methods, a dedicated test system was designed and manufactured to meet specific performance…
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Artikel Jurnal
Reliability Analysis of the Porto Velho Pier - Rio Grande/RS ThroughLimit Equilibrium and Finite Element Method
This study analyzes the global stability of the Porto Velho pier, a structure in the port complex of the city of Rio Grande - RS, Brazil. This structure is a gravity pier with a length of 640 m which has been showing excessive displacements in a 150 m stretch. Limit Equilibrium and Finite Element…
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Artikel Jurnal
Analysis of the performance of two moving mesh methods applied to semi-submerged structures with a rotational DOF
Numerical analyses of a buoy with a rotational DOF and a Pendulor-type wave energy converter subjected to incident regular waves are carried out. The ANSYS Fluent® software, based on the Reynolds Averaged Navier-Stokes equations, is used for the free surface flow simulations. The k–ω SST turbulence…
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Artikel Jurnal
Wrong Use of SMCP in Marine Communication: A Review Study
The Standard Marine Communication Phrases (SMCP) are largely used on commerce ships to ensure safe navigation and to standardize communication between ships and between ships and shorelines. Therefore, it is crucial to raise training standards among important players in the sector: institutions for…
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Artikel Jurnal
Development of a Numerical Modeling of the Flow in an Overtopping Device with Coupled Savonius Turbine
The study of wave energy conversion (WEC) technologies has been growing, with an emphasis on the overtopping device. Its operation is based on a ramp that directs wave water into an elevated reservoir. The accumulated water flows through a low-head tur-bine, generating electricity. This study…
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Artikel Jurnal
Hydro-morphodynamic characterization of areas with potential for nearshore wind farms using computational modeling
The hydrodynamic and morphodynamic characterization of areas with potential for the installation of wind farms in Lagoa dos Patos is necessary as part of the planning for future wind energy projects. The aim of this study is to use computational modeling to describe the hydrodynamics of the lagoon…
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Artikel Jurnal
An investigation about green ports in Bodrum
Anthropogenic energy consumption has been constantly increasing due to technological progress, increasing population, commercial relations, and exchanges using transport. Especially in the maritime sector, where ships have a large share, the increase in energy consumption, brings along the release…