搜索结果: 1-15 共查到“船舶与海洋工程 A study”相关记录72条 . 查询时间(0.14 秒)
Study on Monitoring System of Coastal Environment (3rd Report)—Monitoring of Phytoplankton Concentration by Assimilation—
Environment Monitoring Short-Term Prediction P-N Model Kalman’s Filter
2009/5/19
In order to manage and assess coastal environment, developing of a monitoring system is becoming important and urgent theme recently. The authors emphasize that the monitoring system should include no...
A Study on Characteristic of Compression Waves in Seaquake Generation Tank
Seaquake Generation Tank Compression Waves Three-Dimension BIEM
2009/5/19
A seaquake generation tank was constructed, in order to verify the validity of the numerical calculation method of seaquake. For the first step of the study, the seismic wave field and pressure distri...
A Study on the Relationship between Seasickness and Vertical Acceleration Distribution
Seasickness Motion Sickness Motion of Ship Vertical Acceleration Acceleration Distribution Mathematical Model of Distribution
2009/5/19
O’Hanlon et al. gave a full rage data on motion sickness for single frequency sinusoidal vertical motions. When it is used for ship motion, there are some problems because ship motion distributes in w...
Optimum Replacement and Maintenance Scheduling Process for Marine Machinery in Wear-Out Phase: A Case Study on Main Engine Cooling Pumps
Replacement Maintenance Scheduling Wear-Out Reliability Availability PSP Spreadsheet Model
2009/5/19
This paper addresses an quantitative procedures in decision-making process to determine whether marine machinery that have been entering the wear-out phase need to be replaced, or only demand preventi...
A Study on Fatigue Strength Assessment of Welded Structures with Cruciform Joints
Cruciform Joints Weld Joint Ship Structure Fatigue SN Curve Hot Spot Stress Finite Element Analysis
2009/5/19
A large number of cruciform joints can be found in ship structures, but it is generally known that it is not clear how FEM stress output ought to be used and how FEM input ought to be prepared for fat...
A Study on Critical Wind Velocity of a Ro-Ro Passenger Ship Equipped with Side Thrusters in a Port
Critical Wind Velocity Maneuvering Simulation Safety in a Port
2009/5/18
In this study, critical wind velocity of a Ro-Ro passenger ship equipped with side thrusters are examined. Two different methods were developed to identify the critical wind velocity. One is based on ...
Study on Evaluation of Fatigue Strength Based on Modified Miner’s Rule
Wave-Induced Load Fatigue Damage Modified Miner’s Rule Correlation Coefficient Reliability Analysis
2009/5/12
In case of evaluating fatigue strength the fatigue damage based on modified Miner’s rule is often used. This fatigue damage is simply calculated if the distribution of stress response is assumed to ob...
A Study of Fatigue Damage Estimation in Transverse Frame of Ship Hull Structure using Pattern Load Method
Pattern Load FPSO Fatigue Damage
2009/5/12
The strength estimation of ship hull structures on the design-by-analysis including wave load, structural response and stochastic fatigue analysis is increasing in number recently due to the advance o...
Study on Estimation Method of Heat Transfer during Line-Heating Process by using Inverse Heat Conduction Analysis
Line-Heating Manufacturing Practice Heat Transfer Inverse Heat Conduction Analysis
2009/5/12
The experimental results obtained in the previous reports lead us to a new hypothesis that the relative distribution of gas temperature and local heat transfer coefficient around the torch remain unch...
A Study on the Index of GM Reduction Caused by Flooding
GM Reduction Flooding Damaged Stability Initial Design Hull Form
2009/5/12
It is one of the important themes for hull form design to give the optimum initial stability. The most easy solution seems to be given by small GM, but there is a considerable difficulty to fix lower ...
Study on Monitoring System of Coastal Environment (2nd Report)— Assimilation of Measurement Data and Mathematical Model —
Environment Monitoring Short-Term Prediction P-N Model State Space Model
2009/5/12
In order to develop a practical method for monitoring of coastal environment, the authors propose a new assimilation method of measured data with mathematical model. The present method enables to pred...
A Study on Estimation Method of Ship Rolling Motion with Flooded Water on Deck
Damage Stability Flooded Water Ro-Ro Passenger Ship Rolling Motion Estimation Method Model Experiments
2009/5/12
This study investigates validity of a time domain simulation method of rolling motion of a Ro-Ro passenger ship with flooded water expressed by 2-dimensional lump mass concept. Model experiments with ...
A Study on Transverse Porpoising of a Planing Craft in Drifting Motion (2nd Report)—Simulation Method of Transverse Porpoising—
High-Speed Planing Craft Stability Transverse Porpoising Drift
2009/5/12
Following the first report in which the characteristics of transverse porpoising of a drifting planing craft in calm water were experimentally shown and the mechanism of transverse porpoising was clar...
On the Influence of Loading Condition on Characteristics of Hydrodynamic Forces in Steering Motion—Study with a Component-Type Mathematical Model—
Hydrodynamic Forces Acting on a Hull Component-type Mathematical Model Loading Condition Coefficient of Hydrodynamic Characteristics
2009/5/12
The authors have developed a component-type mathematical model of hydrodynamic forces acting on a ship hull in steering motion that is deduced from the simplified vortex model. This mathematical model...
A Study on Automatic Ship Berthing Using Parallel Neural Controller(2nd Report)—Motion Identification Considering Lateral Speed and Angular Velocity to cope with Disturbances—
Automatic Ship Berthing Motion Identification Neural Networks Control
2009/5/12
In this paper, motion identification using ANN and its application to automatic ship berthing will be discussed. Motion identification method is adopted to estimate the effect of disturbances and then...