搜索结果: 1-15 共查到“船舶与海洋工程 P-N Model”相关记录22条 . 查询时间(0.407 秒)
A Probabilistic Model Updating Algorithm For Fatigue Damage Detection In Aluminium Hull Structures
Probabilistic Model Updating Algorithm Fatigue Damage Detection Aluminium Hull Structures
2015/6/30
The use of aluminum alloys in the design of naval structures offers the benefit of light-weight ships that can travel at high-speed. However, the use of aluminum poses a number of challenges for the n...
Measurements of Specific Density of and Sound Speed in Nomura's Jellyfish Nemopilema nomurai to Estimate their Target Strength using a Theoretical Scattering Model
Specific Density Nomura's Jellyfish Nemopilema nomurai Theoretical Scattering Model
2009/8/19
The jellyfish Nemopilema nomurai, which reaches up to 2 m in diameter and 200 kg in weight, has appeared in large numbers in the Sea of Japan during the last several years and has had a negative effec...
Comparison of North European and Japanese Purse Seiners by Capsizing Model Experiments
Fishing Vessel Capsizing Model Experiments Broaching-To Pure Loss of Stability Bow Diving Subharmonic Rolling
2009/5/18
Serious capsizing accidents have occurred mainly with purse seiners among other fishing vessels in Japan. Therefore, it is one of the most important tasks to prevent accidents of the purse seiner. Cap...
Simulation of Ship Steering Motion with Roll by a Component-Type Mathematical Model for European and Japanese Fishing Vessels with Trim Change
Maneuvering Motion a Component-Type Mathematical Model Turning Maneuver Heel Moment
2009/5/18
Maneuvering motions of fishing vessels are important in the situation of fishing operation at slow ship speed. Especially the roll motion of the fishing vessel relates to the capsizing by steering mot...
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 Consideration on Nonlinear Component of Maneuvering Hydrodynamic Force from Segmented Model Test Results—Effect of Shallow Water—
Maneuverability Hydrodynamic Force Nonlinear Component Segmented Model Shallow Water
2009/5/12
This report presents some experimental results of maneuvering hydrodynamic forces obtained from segmented model tests at finite water depth. The experiments were carried out in order to make clear the...
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 Consideration on Nonlinear Component of Maneuvering Hydrodynamic Force from Segmented Model Test Results-Hydrodynamic Force on Ship Hull in Turning Motion
Maneuverability Hydrodynamic Forces Nonlinear Component Segmented Model Turning Motion
2009/5/12
In order to clarify availability of the so-called cross-flow model, some model experiments on longitudinal distribution of lateral force on a ship hull were carried out with the segmented model. Later...
A study on the numerical simulation of the seashell-digging human action in a seaside park by Multi-Agent Model- Model for UMINOKOUEN -
numerical simulation Multi-Agent Model- Model UMINOKOUEN
2009/4/29
When we use ocean space for human activities, we should consider sustainability and allowable human impacts.After the 1960's, we have lost 90 percent or more of the tideland of Tokyo-bay by the reclam...
Cyclic stress-strain relation under high cycle fatigue process-Elastoplastic constitutive model incorporating cyclic damage-
Cyclic stress-strain cycle fatigue process-Elastoplastic constitutive model cyclic damage
2009/4/24
In order to simulate mechanical fatigue phenomena represented by cyclic plasticity such as ratcheting and hysterisis loop, the plastic stretching within a yield surface has to be described, whilst the...
Development of an affix-type multipoint pressure sensor by use of FBG-2nd Report: Multipoint pressure measurements on the surface of model ship in resistance test-
affix-type multipoint pressure sensor Multipoint pressure measurements model ship
2009/4/22
An affix-type multipoint pressure sensor was developed by using the Fiber Bragg Grating (FBG) technology. In the 1st report, the measurement system of FBG pressure sensor was described and the perform...
Experimental Studies on the Hydroelastic Response due to Springing Using a Flexible Mega-Container Ship Model（1st Report）
Hydroelastic Response Flexible Mega-Container Ship Model
2009/4/20
Experimental studies on the hydroelastic response of mega-container ships have been conducted using a modified Wigley model with the elastic backbone having the rigidity equal to that of a 12,000 TEU ...
Free running model test on a large container ship under wind and waves at towing tank
Free running model test large container ship towing tank
2009/4/17
A ship navigating at sea is always suffered from wind and waves. The assessment of the ship speed and thrust under external forces as the wind and waves is important from economical viewpoints. Althou...
Investigation on Correlation Lines through the Analyses of Geosim Model Test Results
Correlation Lines Geosim Model Test Results
2009/4/9
The present paper, at first, presents the author's understanding of the problem caused by the use of ITTC (International Towing Tank Conference) 1957 Line in conjunction with three-dimensional analysi...
Model Experiments on Extreme Motions of a Wave-Piercing Tumblehome Vessel in Following and Quartering Waves
Wave-Piercing Tumblehome Vessel Quartering Waves
2009/4/7
This paper reports model experiments of a wave-piercing tumblehome hull in following and quartering waves for examining the applicability of a system-based simulation model proposed by the authors to ...