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Keywords: tank
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Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-469
... ABSTRACT The subjects of this paper are to discuss the relationship between the ultimate bearing capacity of the pressure hull and the pressure tank under the same strength margin, and to obtain a matching design with the equivalent ultimate bearing capacity. This paper takes typical external...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-492
... ABSTRACT Various energy carrier systems have been proposed to achieve a hydrogen supply chain of 300,000 tons per year by 2030. This plan is a precursor to virtually zero CO 2 emissions in the future. Liquefied hydrogen storage tanks are considered a non-toxic and reliable way to achieve...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-497
... for the liquefied hydrogen carrier market. For cargo containment system which is one of the key elements of the development of liquefied hydrogen carrier, various types such as membrane and independent type A, B and C tanks defined in the IGC code are being investigated. In the case of small and medium-sized...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-498
... ABSTRACT Liquefied CO2 storage tanks have been studied from the aspect to define fracture toughness required to prevent a failure from structural details subjected to welding residual stress. An analytical approach was performed to evaluate the effect of MSR on relieving residual stress, where...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-500
... for ships. The purpose of this study is to introduce a methodology for evaluating the structural and thermal performance of a liquefied hydrogen tank which is installed on ships. The liquefied hydrogen tank, one of outfitting parts of vessel, shall secure sufficient structural safety for the acceleration...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-563
... services stress distribution deck longitudinal location 1 asia government longitudinal thickness tank marine transportation longitudinal bulkhead strength structural design technology arc radius finite element calculation oil tank pump room tanker Proceedings of the Thirty-third (2023...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-242
... the lines, it is important to dissipate air by disturbing the flow with baffles and raising the bottom of the tank for simulation. By comparing different cases, the percentage of entrained air volume can be determined in the pipeline. The goal of this study is to establish a numerical model that can be used...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-275
..., location and high pressure environment of the ballast tank, it is also difficult to install appropriate sensors to effectively detect the position and size of the air cushion. Therefore, the main research content of this paper is to design an effective observer to observe the imbalance of the UUV...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-027
... suction pump for collecting polymetallic nodules. The studies were performed in a water tank to evaluate the critical bottom clearance for the vertical initial motion of the particles, which could accurately represent the hydraulic collecting features. The effect of bottom clearance was studied by varying...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-156
... frame is designed in the light of the unique symmetrical hull shape and tank division characteristics. Then, the finite element model of the hull structure is established, and the hazardous cases are determined by the stochastic design wave method according to the marine environment and loading...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-169
...-purpose coupling library. reservoir simulation solver flexible membrane upstream oil & gas membrane elevation sustainability sustainable development focus location social responsibility fluid force tank shock force excitement parasif displacement mesh force excitement...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-196
... the permanent inclination have to be kept. Hence, the accumulation of displacements as well as excess pore pressure and permanent rotation needs to be estimated within the design process. foundation europe government loading tank germany government relative density cyclic test platform design...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-354
... ABSTRACT To assess the survivability of damaged ships, a numerical method is developed to simulate the motion of a floating body with partially filled tanks. The present method couples Moving Particle Simulation (MPS) and the finite volume method (FVM), which are developed at the National...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-366
... ABSTRACT This paper presents a machine learning-based approach for estimating sloshing activity in a liquefied natural gas (LNG) tank using several measurable inputs, such as sea states and ship accelerations. The proposed method involves training a model from experimental data and using...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-368
... ABSTRACT A numerical model of viscous fluid is established by using the computational fluid dynamics (CFD) method to study the influence of transient effect on tank sloshing. The results show that, the transient effect has significant influence on the free water surface of tank. Under harmonic...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-369
... ABSTRACT The assessment of structural strength of membrane tanks onboard ships to transport liquified natural gas is generally based on sloshing-induced impact loads. These loads are usually determined via model tests for the ship sailing in short-crested wind seas having a cos 2 spreading...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-371
... ABSTRACT A linear frequency domain approach using the finite difference method (FDM) was developed to predict sloshing in a partially filled tank or a swimming pool excited by ship motions. The method is validated for harmonic and irregular excitation by comparing results with those obtained...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-372
... pool shape. marine transportation lng cruise ship united states government swimming pool sea condition tank gas monetization drillstem testing engineering motion response frequency ocean engineering viscous flow theory different shape equation prismatic pool swimming pool shape...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-373
... ABSTRACT The paper is based on adaptive mesh refinement (AMR) to numerically simulate the multilayer liquid sloshing in a three-dimensional rectangular vessel with different external excitations. The numerical simulation is carried out in a numerical tank controlled by the Navier-Stokes...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-376
... ABSTRACT This paper takes an innovative approach in analyzing the sloshing physics of liquid H 2 compared to LNG. The transport of liquid H 2 requires extreme boundary conditions in terms of temperature, corrosion resistance and safety. The highly unsteady hydrodynamic forces on the tank...

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