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View article: Effect of Excessive Towing Load on The Motion and Tension Behaviour of 50,000 DWT Single Point Mooring System
Effect of Excessive Towing Load on The Motion and Tension Behaviour of 50,000 DWT Single Point Mooring System Open
Catenary Anchor Leg Mooring (CALM) systems are vital for offshore oil and gas operations to moor Tankers and transfer cargo. A common issue arises when Tankers exceed the mooring system’s design capacity, leading to shifts in the Single Po…
View article: Failure assessment of the engineered composite stiffened plates with geometric variations under high velocity impact by nonlinear finite element approach
Failure assessment of the engineered composite stiffened plates with geometric variations under high velocity impact by nonlinear finite element approach Open
View article: Effect of Amplitude Profiles on the Structural Response of Modified Bottom Panels in High-Speed Craft due to Slamming Loads: A Finite Element Method Analysis
Effect of Amplitude Profiles on the Structural Response of Modified Bottom Panels in High-Speed Craft due to Slamming Loads: A Finite Element Method Analysis Open
Slamming phenomena experienced by ships operating under extreme conditions can result in permanent hull deformation, potentially compromising structural integrity. This study investigates the permanent deformation of a 32-m high-speed craf…
View article: Structural Assessment of Frame Design of 40-ft ISO LNG Tank under High and Low Cycle Load Conditions
Structural Assessment of Frame Design of 40-ft ISO LNG Tank under High and Low Cycle Load Conditions Open
As a leading global exporter of liquefied natural gas, Indonesia faces substantial logistical challenges in distributing LNG, primarily due to its archipelagic nature. As the primary distribution component, the strength and durability of t…
View article: The Feasibility Study of Rectangular Floating Solar Panel Motion in Semangka Bay Waters
The Feasibility Study of Rectangular Floating Solar Panel Motion in Semangka Bay Waters Open
With the depletion of mineral resources in Indonesia, the need for effective renewable energy alternatives has become critical. Solar energy, harnessed through photovoltaic panels, presents significant potential. However, the widespread ad…
View article: Engineered novel-mechanical design and performance assessment of stiffened plates against ballistic loading
Engineered novel-mechanical design and performance assessment of stiffened plates against ballistic loading Open
This study shows a numerical analysis of the ballistic characteristic of a bullet on a targeted stiffened plate. The numerical analysis compares the structural strength of the target plate with stiffener variations of I, L, T, Y, and X typ…
View article: The Role of Cooperative Learning in Undergraduate Engineering Education: A Better Alternative to Teacher-Centered Learning
The Role of Cooperative Learning in Undergraduate Engineering Education: A Better Alternative to Teacher-Centered Learning Open
This comprehensive analysis examines the effectiveness of cooperative learning (CL) in undergraduate engineering education, contrasting it with traditional teacher-centered methods. The study finds that CL enhances academic performance and…
View article: Modified Floater of Heaving Device Wave Energy Converter (WEC)
Modified Floater of Heaving Device Wave Energy Converter (WEC) Open
Indonesia has a population nearing 300 million and an electricity consumption of 1,285 kWh per capita. However, Mentawai Waters which is surrounded by wave energy potential, still has 23 out of 43 villages off-grid. This study examines ene…
View article: Experimental Investigation of Convergent Flow Disturbances for Performance Enhancement of Vertical-Axis Ocean Current Turbine at Low Current Speed in Indonesia
Experimental Investigation of Convergent Flow Disturbances for Performance Enhancement of Vertical-Axis Ocean Current Turbine at Low Current Speed in Indonesia Open
The ocean current speed in Indonesia is relatively low, but it has a huge ocean current energy potential, around 17.9 GW. However, this potential has not yet been optimally utilized in Indonesia. In this study, the influence of CoFD on the…
View article: Crashworthiness behaviour of the stiffened panel in idealized penetration test: A developed stiffening configuration against impact loading
Crashworthiness behaviour of the stiffened panel in idealized penetration test: A developed stiffening configuration against impact loading Open
This study focuses on the crashworthiness performance due to collision accidents on stiffened plate panels on ship structures. Numerical impact simulation using explicit dynamic with ANSYS software on the stiffened plate with quasi-static …
View article: Evaluation of the effect of material selection and core geometry in thin-walled sandwich structures due to compressive strength using a finite element method
Evaluation of the effect of material selection and core geometry in thin-walled sandwich structures due to compressive strength using a finite element method Open
Sandwich panels are widely used in various applications due to their ability to support loads while maintaining a lightweight structure. This study employs finite element analysis (FEA) to evaluate the performance and strength of sandwich …
View article: The Influence of mangrove arrangement on wave transmission using smoothed particle hydrodynamics
The Influence of mangrove arrangement on wave transmission using smoothed particle hydrodynamics Open
Mangroves have been proven for their role as a natural barrier to various environmental risks such as abrasion and erosion. It helped improve water quality, reducing storms and providing habitat for marine species. Not only playing an esse…
View article: Numerical study on the effect of V-notch on the penetration of grounding incidents in stiffened plates
Numerical study on the effect of V-notch on the penetration of grounding incidents in stiffened plates Open
Grounding is an accident on the ship that can hit the bottom ship, propeller, rudder, and other ship structure. Notch is a defect often appearing in ship structures, aircraft structures, bridges, welded joints, and even microstructures. Th…
View article: Design optimization of Bakelite support for LNG ISO tank 40 ft using finite element analysis
Design optimization of Bakelite support for LNG ISO tank 40 ft using finite element analysis Open
Design optimization of a liquefied natural gas (LNG) ISO tank is essential to ensure structural integrity while minimizing weight. This approach enables the identification of efficient material distributions under critical loading conditio…
View article: Analysis of the Structural Response of a 2919 GT Ro-Ro Ship Due to Changes in Hull Construction Length
Analysis of the Structural Response of a 2919 GT Ro-Ro Ship Due to Changes in Hull Construction Length Open
On the 2919 GT Ro-Ro vessel, structural geometry changes, specifically in the Length Between Perpendiculars (LPP) with additional framing, lead to variations in loading and maximum stress, in accordance with Biro Klasifikasi Indonesia (BKI…
View article: Exploring the Effects of Composition and Thickness Variations on Polyurethane Density in Fishing Vessel Hatches as an Insulation Material: A Comprehensive Study
Exploring the Effects of Composition and Thickness Variations on Polyurethane Density in Fishing Vessel Hatches as an Insulation Material: A Comprehensive Study Open
Good Handling Practices (GPH) for fish will have an impact on the quality of fish catches. Therefore the addition of material as a good insulator in the hatch of a fishing vessel is needed. Polyurethane as an insulator material can be used…
View article: Leisure Boat Design: A Comprehensive Study of the Shape and Dimension Effects on Hydrodynamic Performances
Leisure Boat Design: A Comprehensive Study of the Shape and Dimension Effects on Hydrodynamic Performances Open
Marine tourism has been essential in the tourism industry for many years. The marine tourism sector plays an essential role in the Indonesian economy. An example of the marine tourism industry is in the Lombok islands, West Nusa Tenggara. …
View article: Numerical Investigations of Deckhouse Height to the Self-Righting Moment of the Patrol Boat
Numerical Investigations of Deckhouse Height to the Self-Righting Moment of the Patrol Boat Open
The design of patrol boats, especially in Indonesian waters with extreme sea conditions, requires good stability capabilities and self-righting moments. These conditions require patrol boats to have anti-capsized capabilities where, with t…
View article: Experimental Study on the Effect of Single Flow Disturber on the Performance of the Straight-Bladed Hydrokinetic Turbine at Low Current Speed
Experimental Study on the Effect of Single Flow Disturber on the Performance of the Straight-Bladed Hydrokinetic Turbine at Low Current Speed Open
Indonesian Marine Energy Association 2014 provided the results of ratifying the potential of ocean current energy in Indonesia of 17,989 MW. The amount is quite large for the results of several potential points in the territory of Indonesi…
View article: Impacts of temperature and coating pigment ratios on the corrosion rate of ss400 steel
Impacts of temperature and coating pigment ratios on the corrosion rate of ss400 steel Open
Steel is the primary shipbuilding material; however, it erodes quickly. Adequate protection requires hard, durable, and adhesive coatings. This study examines how aluminium-graphite pigment and heat treatment affect epoxy-coated SS400 stee…
View article: Experimental Study on the Effect of Foil Guide Vane on the Performance of a Straight-Blade Vertical Axis Ocean Current Turbine
Experimental Study on the Effect of Foil Guide Vane on the Performance of a Straight-Blade Vertical Axis Ocean Current Turbine Open
Indonesia is a country that has enormous energy potential for ocean currents, but the speed of ocean currents is relatively low. The straight-blade vertical axis ocean current turbines can be used to generate electricity. However, one of t…
View article: Enhancing Lubrication System Efficiency in Marine Diesel Engines with Centrifugal Separators - a Case Study Of LPG/C Arimbi: Technical and Cost-Effective Perspectives
Enhancing Lubrication System Efficiency in Marine Diesel Engines with Centrifugal Separators - a Case Study Of LPG/C Arimbi: Technical and Cost-Effective Perspectives Open
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 low…
View article: Crushing resistance on the metal-based plate under impact loading: A systematic study on the indenter radius influence in grounding accident
Crushing resistance on the metal-based plate under impact loading: A systematic study on the indenter radius influence in grounding accident Open
The paper presents finite element (FE) simulations of an unstiffened plate specimen punched by a rigid indenter, to study their fracture behaviors and energy dissipation mechanisms. Load-displacement curves from the numerical results are p…
View article: Structural assessment of 40 ft mini LNG ISO tank: Effect of structural frame design on the strength performance
Structural assessment of 40 ft mini LNG ISO tank: Effect of structural frame design on the strength performance Open
Due to the escalating demand for liquefied natural gas (LNG) as a low-emission and environmentally friendly energy source, ISO tank containers have emerged as an innovative solution to facilitate efficient and cost-effective mass transport…
View article: Systematic review of ultimate strength of cylindrical structures subjected to combined loading of axial force and external pressure
Systematic review of ultimate strength of cylindrical structures subjected to combined loading of axial force and external pressure Open
View article: Analysis of perforated fixed baffle at low filling ratio to reduce sloshing using SPH
Analysis of perforated fixed baffle at low filling ratio to reduce sloshing using SPH Open
Prismatic tanks are used widely in various industrial applications, including marine and petroleum, due to their ease in design and storage capacity. However, these tanks often experience sloshing issues that can affect vessel stability. S…
View article: Comparative Assessment of Magnesium, Copper, and Zinc Addition to Aluminium Waste Casting for Improving Ship Material Behaviour
Comparative Assessment of Magnesium, Copper, and Zinc Addition to Aluminium Waste Casting for Improving Ship Material Behaviour Open
The aluminium industry for ship materials produces waste material that can pollute the environment. To protect the environment from material pollution, the aluminium waste recycling process can be used to develop ship material. This study …
View article: Numerical Investigation of Extended Stern to Reduce Resistance of Planing Hull
Numerical Investigation of Extended Stern to Reduce Resistance of Planing Hull Open
The attributes of a high-speed vessel depend on various factors, such as trim angle, speed, center of gravity, and deadrise angle. The ship's trim angle will affect the ship's drag performance. Attempts to control trim have been made by ad…
View article: Investigation of An Inverted Bow on Frigate Hull Resistance
Investigation of An Inverted Bow on Frigate Hull Resistance Open
This study discusses the inverted bow design on the combatant hull form. Changes in the shape of the stem angle and flare bow are used as analytical parameters to investigate the ship's performance. Ship resistance and motion will be predi…
View article: Comparative Evaluation of Design Variations in Prototype Fast Boats: A Hydrodynamic Characteristic-Based Approach
Comparative Evaluation of Design Variations in Prototype Fast Boats: A Hydrodynamic Characteristic-Based Approach Open
As one of the world's largest archipelagic nations, Indonesia is tasked with the crucial responsibility of supervising and protecting its territorial waters from threats such as illegal fishing and damage to coral reefs. The effective and …