Journal of Offshore Mechanics and Arctic Engineering: Recent submissions
Now showing items 561-580 of 2185
-
A Rapid Method Connecting Vibrating Structure Size, Piezo-Actuator Size, and Control Voltage for Noise Level Reduction on Oil Drilling Platforms
(The American Society of Mechanical Engineers (ASME), 2019)Scientific studies dealing with mechanical vibration attenuation by means of piezoelectric actuators are mostly focused on special details of structure modeling through finite elements and the amount of attenuation that ... -
Experimental Investigation of Vertical Marine Surface Icing in Periodic Spray and Cold Conditions
(The American Society of Mechanical Engineers (ASME), 2019)In this paper, the ice load accumulated on a vertical plate of marine platforms during periodic spray icing in a cold room was investigated experimentally. The mass and thickness of ice formation on the plate along with ... -
Motion Characteristic Analysis of a Floating Structure in the South China Sea Based on Prototype Monitoring
(The American Society of Mechanical Engineers (ASME), 2019)Due to the complexity of ocean environmental loading models and the nonlinearity and empirical parameters involved in hydrodynamic numerical modeling and model testing, many uncertainties still exist in the design and ... -
Ice Pressure Prediction Based on the Probabilistic Method for Ice-Going Vessels in Inland Waterways
(The American Society of Mechanical Engineers (ASME), 2019)With increasing need to utilize inland waterways (IWW), the design of IWW vessels gains attention both from a transport efficiency and an emission control point of view. The primary challenge is to estimate the ice pressure ... -
Low-Dimensional Components of Flows With Large Free/Moving-Surface Motion
(The American Society of Mechanical Engineers (ASME), 2019)Flow systems with highly nonlinear free/moving surface motion are common in engineering applications, such as wave impact and fluid-structure interaction (FSI) problems. In order to reveal the dynamics of such flows, as ... -
ASME Journal of Offshore Mechanics and Arctic Engineering—An Editorial
(The American Society of Mechanical Engineers (ASME), 2019) -
Response of an Aluminum Stiffened Plate Under Extreme Slamming Loadings1
(The American Society of Mechanical Engineers (ASME), 2019)The slamming phenomenon often occurs when the bottom of a ship hits the seawater with a relatively high velocity in irregular waves. In extreme sea conditions, the slam-induced dynamic loads can be quite large resulting ... -
Scale Effect in Ice Flexural Strength
(The American Society of Mechanical Engineers (ASME), 2019)Ice flexural strength is an important parameter in the assessment of ice loads on the hulls of ice-class ships, sloped offshore structures, and sloped bridge piers. While scale effects in compressive ice strength are well ... -
Lifting Wind Turbine Components From a Floating Vessel: A Review on Current Solutions and Open Problems
(The American Society of Mechanical Engineers (ASME), 2019)Offshore wind energy is experiencing rapid development and is expected to make up an even bigger part of the world's future energy mix. New installation concepts for offshore wind farms involve lifting operations of wind ... -
A Note on the Second-Order Contribution to Extreme Waves Generated During Hurricanes
(The American Society of Mechanical Engineers (ASME), 2019)High wind speeds generated during hurricanes result in the formation of extreme waves. Extreme waves by nature are steep meaning that linear wave theory alone is insufficient in understanding and predicting their occurrence. ... -
Using Simulator Data to Facilitate Human Reliability Analysis
(The American Society of Mechanical Engineers (ASME), 2019)Data scarcity has always been a significant challenge in the domain of human reliability analysis (HRA). The advancement of simulation technologies provides opportunities to collect human performance data that can facilitate ... -
Dynamic Collapse Mechanism of Global Hull Girder of Container Ships Subjected to Hogging Moment
(The American Society of Mechanical Engineers (ASME), 2019)The purpose of the present study is to investigate dynamic ultimate strength of global hull girder of container ships using large-scale nonlinear finite element analysis (FEA). A series of time domain nonlinear finite ... -
Toward a Method Evaluating Control Actions in STPA-Based Model of Ship-Ship Collision Avoidance Process
(The American Society of Mechanical Engineers (ASME), 2019)As system-theoretic methods of safety assessment are developed, certain aspects of them remain under-explored, including the question of prioritizing one control action's adequacy over another. This paper investigates this ... -
Trajectory Following of a Tethered Underwater Robot With Multiple Control Techniques
(The American Society of Mechanical Engineers (ASME), 2019)A three-dimensional hydrodynamics and control model to simulate a tethered underwater robot system is proposed. The fluid motion around the robot main body with control ducted propellers is governed by the Navier–Stokes ... -
Modeling Crane-Induced Ship Motion Using the Moving Frame Method
(The American Society of Mechanical Engineers (ASME), 2019)A decline in oil-related revenues challenges Norway to focus on new types of offshore installations. Often, ship-mounted crane systems transfer cargo or crew onto offshore installations such as floating windmills. This ... -
Equilibrium Position Analysis for Offloading Operations With Turret-Moored FPSO
(The American Society of Mechanical Engineers (ASME), 2019)With the expansion of oil exploration in deep waters, assessing the risks associated with offloading operations becomes essential in preventing accidents that may cause huge environmental disasters. In this paper, the ... -
Numerical Modeling of Breaking Wave Kinematics and Wave Impact Pressures on a Vertical Slender Cylinder
(The American Society of Mechanical Engineers (ASME), 2019)Wave loads from breaking waves on offshore wind turbine (OWT) substructures in shallow waters still remain uncertain. The interaction of breaking waves with structures is characterized by complex free surface deformations, ... -
A Probabilistic High-Pressure Zone Model for Local and Global Loads During Ice-Structure Interactions
(The American Society of Mechanical Engineers (ASME), 2019)For temperate ice regions, guidance provided by current design codes regarding ice load estimation for thin ice is unclear, particularly for local pressure estimation. This is in part due to the broader issue of having ... -
An Experimental Study of Mooring Line Damping and Snap Load in Shallow Water
(The American Society of Mechanical Engineers (ASME), 2019)The aim of this paper is to establish a simple approach to experimentally study the mooring line damping in shallow water, where snap loading may occur more frequently. Experimental measurements were conducted in a wave ... -
Numerical Study on the Heading Misalignment and Current Velocity Reduction of a Vessel-Shaped Offshore Fish Farm
(The American Society of Mechanical Engineers (ASME), 2019)Recently, the concept of a vessel-shaped fish farm was proposed for open sea applications. The fish farm comprises a vessel-shaped floater, five fish cages, and a single-point mooring system. Such a system weathervanes, ...