| Research |
Period |
Researcher (s) |
Outline |
| Plan |
2002 |
| 1. Development of a structural design system using
artificial reality |
5 |
3 |
M. Kisi |
A system of structural and artistic design is developed using
three-dimensional artificial reality technology. |
| 2. Adaptability mechanisms of humans in a dynamic
environment |
4 |
3 |
R. Hosoda M. Kisi M. Arima T. Yamada |
Physical and mental adaptability mechanisms of humans in usual
and unusual dynamic stress situation is investigated. |
| 3. Environmental simulation of coastal sea areas |
5 |
1 |
T. Okuno T. Nakatani |
Research on environmental simulation and analysis of Osaka
bay is carried out. |
| 4. Measurement, analysis and evaluation of the
environment in closed waterways |
5 |
1 |
R. Hosoda T. Okuno N. Baba T. Yamada N. Nakatani |
Research on physical, chemical, biological and ecological
investigation and evaluation for the sea environment of Osaka bay is carried out. |
| 5. Creation of an environmental model for closed
waterways |
4 |
2 |
R. Hosoda T. Okuno N. Baba N. Nakatani |
Recovering, improvement and/or creation of a sea environment
in Osaka bay are investigated, and a physical, chemical and ecological model is
constructed. |
| 6. Application of remote-sensing technology to
naval architecture and ocean engineering |
3 |
2 |
R. Hosoda T. Yamada |
Remote sensing technology for understanding and forecasting
sea-state is applied. |
| 7. Fundamental study on understanding and evaluation
of seasickness and ride-quality in ships |
4 |
3 |
T. Hosoda M. Kisi T. Yamada M. Arima |
Considering ships as man-machine systems, seasickness and
ride-quality of passengers is investigated experimentally and theoretically. |
| 8. The effect of changing maneuvering conditions
the on mental and physical reaction of operators |
4 |
2 |
T. Hosoda M. Kisi T. Yamada M. Arima |
An objective measuring and evaluating method for mental and
physical change of the operator according to change in maneuvering conditions
is developed. |
| 9. Evaluation of usability of wheelchairs in oscillatory
environments |
10 |
7 |
M. Arima |
Wheelchair usability is investigated in the oscillatory environments
of ships and floating structures. |
| 10. Synthetic evaluating system of hull strength |
5 |
4 |
H. Okada K. Kitaura K. Masaoka |
An evaluating system of synthetic hull strength and principal
strength components using reliability theory is developed. |
| 11. An analyzing system for the ultimate strength
of ship structure |
5 |
1 |
T. Masaoka |
Systems are developed for efficiently analyzing the ultimate
strength of ship structure and applied to an ideal structural model of a ship. |
| 12. Evaluation of the strength of large-scale
floating structures |
5 |
5 |
H. Okada K. Kitaura K. Masaoka T. Tsubogo |
A reliable design system of large-scale floating structures
is developed considering principal structural components. |
| 13.Dynamic response and strength of marine structures |
5 |
4 |
H. Okada T. Tsubogo |
Fundamental study on the dynamic response and strength of
hybrid-type marine structures is carried out. |
| 14. An anti-disaster system for sea areas |
5 |
4 |
H. Okada T. Tsubogo |
Fundamental study on disaster simulation using the finite
element method and evaluation of environmental effect (environmental assessment)
are carried out. |
| 15. An evaluation of the remaining life of material |
8 |
2 |
K. Kitaura H. Okada |
A remaining endurance estimation of material is studied fundamentally
to understand thermal behavior in the damage process. |
| 16. Dynamic fatigue strength of the joints of
metallic materials |
5 |
4 |
K. Kitaura H. Okada |
Experimental study on the dynamic fatigue strength of weld
joints of metallic materials is carried out. |
| 17. Resistance and flow around ships with complicated
appendages |
5 |
1 |
Y. Himeno Y. Tahara |
Study on the interaction between resistance and the flow around
ship structures is developed especially for ships with complicated appendages
(keel, rudder, etc.) For example, Americas Cup racing ships with ballast keels
are discussed. |
| 18. Numerical calculation of viscous flow around
ship structures |
5 |
3 |
Y. Himeno Y. Tahara |
A numerical calculation technique is applied to the flow around
ship structures using Reynolds average N-S equation. |
| 19. Application of numerical hydrodynamics to
hull design |
5 |
2 |
Y. Himeno Y. Tahara |
A numerical computation technique, which is being developed,
is integrated. Tools for flow analysis around ships, hull design improvement and
optimization, etc. that are tools for hull design are completed. |
| 20. Development of a solution to thermal and mass
transportation in non-isotropic turbulent flow |
5 |
2 |
Y. Tahara |
A calculation method using a non-isotropic turbulent flow
model, which expressed much more complex flow fields than isotropic model so far,
is developed. A solution to turbulence is researched in detail aiming to develop
a simpler turbulent flow model for engineering. |
| 21. Numerical calculating method for the steady
state wave-making problem by the Dawson-Type Rankine-Source method using a Non
H-type free surface panel |
3 |
3 |
Y. Tahara |
The Dawson-Type Rankine-Source method (a boundary element
method), solving non-viscous free surface flow around ship structures, improves
the precision of the solution to wave making resistance and/or the free surface
flow of ships with blunt stem, etc. |
| 22. Solution to viscous flow areas for actual
scale Reynolds number using computer hydrodynamics |
5 |
4 |
Y. Himeno Y. Tahara |
Using Reynolds mean N-S equation, the viscous flow area around
ships is analyzed. Improvement and optimization of ship hull design is researched. |
| 23. Surface coarse effect using computer hydrodynamics |
5 |
4 |
Y. Tahara |
The surface coarse effect for propulsion of ships is analyzed
using numerical calculation in actual scale of the Reynolds number. A turbulence
model considering the effect of coarse surface is developed. |
| 24. An analyzing method for the aeroelastic problem
applying computer hydrodynamics and membrane element structural analysis |
5 |
4 |
Y. Himeno K. Masaoka Y. Tahara |
Applying Reynolds mean N-S equation and membrane element structural
analysis, the aeroelastic problem, regarding thin wings, yacht sails, dome-type
structures, etc. are statically and dynamically investigated. |
| 25. Study on the viscous-free surface flow field
around ships running obliquely and fluid force acting on ship structure |
5 |
4 |
Y. Tahara |
Using Reynolds mean N-S equation, the viscous free surface
flow field of ships running obliquely, and the effect of the free surface on fluid
force acting on ships is statically and dynamically investigated. |
| 26. Study on stability of damaged ship |
10 |
8 |
Y.Ikeda |
The stability and motion of damaged ships in waves are studied. |
| 27. A system of distribution and traffic for new
generation |
7 |
1 |
Y.Ikeda |
A new system of distribution and taffic is developed and evaluated considering
marine terminals, RO/RO ships and super liners. |
| 28. An ability test for ultrahigh-speed boats |
10 |
8 |
Y. Ikeda T. Katayama |
An ability test method for semi-gliding ultrahigh-speed boats
is investigated and developed. |
| 29. A floating-type structure system utilizing
deep-seawater |
10 |
8 |
K. Ohtsuka |
Experimental and theoretical research is developed for floating-type
structures for utilizing deep-seawater. |
| 30. Monitoring the coastal environment |
3 |
1 |
T. Okuno N. Nakatani |
A measuring and monitoring method of the coastal environment
is developed. |
| 31. Viscous fluid force acting floating bodies
in large amplitude motion |
4 |
3 |
Y. Ikeda T. Katayama |
The characteristics of viscous fluid force acting on ships
in large amplitude motion in waves are studied, and an estimating method is developed. |
| 32. Recovery of coastal environments using ecology |
10 |
3 |
K. Ohtsuka |
An environment restoration technique using the fixed function
of carbon and nutritive salts using organisms such as seaweed, benthos, etc, is
investigated applying both surveys of actual sea areas and calculation of the
ecosystem. |
| 33. Ship building options |
3 |
3 |
M. Kisi |
According to open competition, a new marketing system breaking
the vicious circle of ship price, which has been sluggish under inactive conditions,
is proposed. |
| 34. Two-phase simulation using the Lattice Boltzmann
method |
3 |
2 |
M. Kisi |
Aiming to apply Non-Newton fluid, a simulation technique is
developed based on cellular automatons. |
| 35. Oceanic mixed layers |
5 |
3 |
N. Baba K. Kitaura |
The vertical mixing process of the oceanic surface layer by
wind, breaking waves and surface cooling are reinvestigated using a tank test
and numerical simulation. Transfer of momentum and energy between the ocean and
the atmosphere is investigated. |
| 36.0ceanic gravity flow |
5 |
3 |
N. Baba N. Kitaura |
Oceanic gravity flow generated by the difference in the density
of sea-water is reinvestigated using a tank test and numerical simulation. Basic
characteristics of gravity flow are investigated, and real gravity flow generated
in the ocean is estimated. |
| 37. Performance of super-high-speed boats |
4 |
2 |
T. Katayama Y. Ikeda |
Performance of a semi-plane craft from 2 to 6 Froude number
is studied |
| 38. Spar buoys for high speed tidal currents |
4 |
3 |
T. Katayama Y. Ikeda |
The hydrodynamic character of spar buoys used in high-speed
tidal currents and initiation of its unstable motion are analyzed. |
| 39. Ship navigation economy and demand estimation |
5 |
3 |
Y. Ikeda |
An evaluation method for navigation economy and a demand estimation
method for various types of ship are investigated. |
| 40. Recovery of burned beaches using deep-seawater |
5 |
2 |
K. Ohtsuka |
A recovery and renovation technique for seaweed placed by
discharging deep-seawater on burned beaches is investigated applying both the
survey of actual sea areas and calculation of the ecosystem. |
| 41. The collapsing behavior and an analyzing method
of hull beams considering irregular sea waves |
2 |
2 |
K. Masaoka H. Okada |
The collapsing behavior of hull beams considering the correlation
of fluid force is investigated using a numerical analyzing method. |
| 42. Floating-type waste treatment structures |
3 |
1 |
R. Hosoda |
A feasibility study on resource recovering facilities is carried
out. |
| 43. A fluid mixer using the Oloyed wing |
3 |
1 |
T. Okuno N. Nakatani |
New-type mixing behavior using a vortex wheel is investigated
and its application is researched. |
| 44. Environment movement evaluation |
5 |
1 |
T. Okuno A. Mizohata |
Various methods for evaluating the environment are investigated. |
| 45. Application of a virtual reality technique
to ship hull design |
5 |
1 |
Y. Himeno Y. Tahara |
Applying a parallel calculating technique and a virtual reality
technique, a ship hull design system is developed. |
| 46. A CFD calculation technique using a PC cluster
parallel computer |
5 |
1 |
Y. Himeno Y. Tahara |
Using a PC cluster parallel computer, a CFD calculating technique
is developed. |
