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Kapal
ISSN 1829-8370 · Department of Naval Architecture, Faculty Engineering, Diponegoro University · 398 artikel di indeks
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Artikel Jurnal
CFD-Based Analysis of Wingsail Shape and Placement on a Fishing Vessel in Southern Bali Waters
The maritime transportation sector contributes significantly to atmospheric emissions due to its reliance on fossil fuels, underscoring the need for more energy-efficient, environmentally friendly propulsion technologies. One promising solution is Wind-Assisted Ship Propulsion (WASP), which uses…
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Artikel Jurnal
Optimization of Inner Bilge Design to Enhance Cargo Tank Capacity in Tankers
The world of shipping industry keeps evolving to develop the most efficient ship designs, including tanker ship designs. According to MARPOL Annex 1 Regulation 19, oil tankers over 600 deadweight and built after 6 July 1996 must have wing tank and double bottom structures, which significantly…
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Artikel Jurnal
Experimental Study on the Hydrodynamic Resistance of a 265 GT Fishing Vessel with Wind-Assisted Propulsion
This study experimentally evaluates wind-assisted propulsion (WASP) to reduce the resistance of a 265 GT fishing vessel using model-scale towing tank test conducted at the PRTH-BRIN towing tank facility, with towing forces measured using calibrated resistance dynamometers following ITTC recommended…
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Artikel Jurnal
Experimental and Analytical Investigation of Mooring Angle and Tube Mass Effects on the Dynamic Response of a Submerged Floating Tunnel Segment Model under Wave Excitation
The Submerged Floating Tunnel (SFT) is an alternative infrastructure for crossing transportation routes in deep and wide waters, but further studies are still needed on the dynamic response to wave forces. This study aims to evaluate the dynamic response of a wave-excited Tension Leg type SFT…
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Artikel Jurnal
A Comprehensive Study of Renewable-Powered Floating Oil Skimmer Design for Indonesian Oil Spill Recovery
Indonesian waters have intense shipping and offshore oil industry activities, often resulting in marine pollution from oil spills. These spills damage marine ecosystems, disrupt sea transportation, cause organism mortality and migration, and reduce fishery production as well as marine tourism. To…
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Artikel Jurnal
Numerical Simulation of Wave Run-Up on Coastal Structure with Hexaloc Armour Units based on the SPH Method
Coastal abrasion and erosion pose a threat to shoreline stability in Indonesia, necessitating the implementation of reliable coastal protection structures, such as breakwaters. Accurate prediction of wave run-up is essential, as crest elevation is crucial, as it directly determines structural…
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Artikel Jurnal
A Comparative Analysis of the Stability of Open-Deck River Boats Using Righting Moment and GM0 Based Criteria
The Musi River is an important transportation route in Indonesia, where traditional boats such as Jukungs and Keteks are widely used. Both are open-deck vessels, making stability a crucial factor for safety and operability. This study analyses and compares the stability of a Jukung and a Ketek in…
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Artikel Jurnal
Ship Propeller Design using Open-Source Codes based on Lifting Line Theory
The design of a ship's propeller is very important as it directly affects the fuel efficiency, speed, and stability of the ship. Commonly, propellers are designed using expensive commercial software. This research aims to design a ship propeller using open-source code based on lifting line theory…
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Artikel Jurnal
Optimization of Safety and Reliability of Electrical Systems of Tourist Ships in Labuan Bajo through FMEA
This study aims to optimize the safety and reliability of the electrical systems on tourist ships in Labuan Bajo through Failure Mode and Effects Analysis (FMEA). The analysis identified key electrical components, including the battery and energy storage system, electric generator, charging system…
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Artikel Jurnal
Domestic Container Shipping Market Profile: A Case Study of Indonesia
Given Indonesia's status as the world's largest archipelagic nation, the shipping industry is a crucial contributor to its economy. However, the Indonesian Ship Owners Association (INSA) has reported an oversupply in the nation's commercial shipping sector. This study aimed to identify the…
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Artikel Jurnal
Effect of Pitch Distribution on The Propeller Efficiency and Cavitation of Offshore Patrol Vessels 98 Meter
This paper discusses the effect of pitch distribution on the propeller of a high-speed vessel (Offshore Patrol Vessel) on propeller efficiency and cavitation on the propeller blade surface. A propeller model design with five blades featuring symmetric blade contours and ogival-shaped foil, tested…
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Artikel Jurnal
Techno-economic Study of Recycled Plastic Waste Boards (RPB) as Sustainable Shell Construction Material for Fishing Vessels in Indonesia
The extreme increase in plastic waste over the past few decades has significantly impacted environmental challenges, especially in marine ecosystems. Despite numerous attempts, the use of recycled plastic waste remains restricted to specific applications. This paper experimentally investigates the…
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Artikel Jurnal
Utilizing ANP for a Comprehensive Risk Assessment and Mitigation Prioritization of Lithium Battery Energy Storage Systems (LBESS) on Commissioning Service Operation Vessels (CSOV)
Integrating Lithium Battery Energy Storage Systems (LBESS) into offshore Commissioning Service Operation Vessels (CSOV) poses significant safety concerns, including fire, explosion, and toxic gas release. The expanding offshore wind industry increases demand for CSOVs equipped with energy storage…
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Artikel Jurnal
Risk Analysis of Ship Collision and Modelling of Oil Spill Trajectory Study Case : Dumai Port
Dumai Port is a significant natural port in Sumatra, characterized by deep waters sheltered from waves and calm currents due to surrounding islands. It plays a crucial role in the export of Crude Palm Oil (CPO) and the operations of Pertamina's RU II, which are expected to increase, leading to a…
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Artikel Jurnal
Post-Fire Ship Hull Repair Method Considering Corrosion Rate and Mechanical Properties
Ship accidents due to fire will result in several consequences, especially concerning the structure of the ship. The very high temperature of the ship fire will greatly affect the mechanical properties and corrosion resistance of the ship's construction materials after the fire. This study will…
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Artikel Jurnal
Quantitative Analysis of Macro Foam Integration in Non Pressurized Manned Submersibles (NPMS): A Comprehensive Study of Buoyancy Management and Operational Performance
Non-pressurized manned submersibles continue to struggle with fundamental limitations in buoyancy control and energy management, while traditional ballast systems present considerable challenges when operational demands increase, making macro foam technology an intriguing alternative that could…
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Artikel Jurnal
Finite Element Analysis to Determine the Optimum Stiffener Spacing on Barge Deck with 5-15-5 Sandwich Plates
The application of sandwich plates in marine structures provides a lightweight yet strong alternative to conventional steel plates. This study investigates the extent to which stiffener spacing on barge decks can be increased when using 5–15–5 mm sandwich plates, without exceeding the allowable…
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Artikel Jurnal
Ship Maneuvering Simulation to Determine Elements of Tugboat Handling: A Case Study of Paciran Port
Paciran Port, serving as a multipurpose facility for both cargo transport and ferry services, plays a crucial role in the transportation network of East Java province. With a significant increase in vessel visits, particularly barges carrying limestone, ensuring safety during ship berthing…
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Artikel Jurnal
Structural design analysis of sandwich panels under axial compression load: Utilization of geometry and material variations
This study aims to analyze the performance of sandwich cylindrical shell structures under axial compression load by varying the geometry and types of material. Numerical simulations were conducted using ABAQUS software, employing the finite element method (FEM) to evaluate von Mises stress…
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Artikel Jurnal
Slamming Probability and Impact to Speedboats Hull Based on Seakeeping Motion
Slamming is a critical dynamic load for small, high-speed craft because repeated hull–wave impacts can generate intense stresses and deformations that threaten structural integrity. This study investigates the probabilistic risk of slamming and the resulting structural response of an aluminium…