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Proceedings Papers

Study on Applicability of FEMA Formula in Prediction of Impact Load by Tsunami Drifting Vessels on Coastal Zone Structures

Koichi Masuda, Tomoki Ikoma, Hiroaki Eto, Yasuhiro Aida, Kazuki Murata

Proc. ASME. OMAE2020, Volume 5: Ocean Space Utilization, V005T05A015, August 3–7, 2020

Paper No: OMAE2020-19088

DOI: https://doi.org/10.1115/OMAE2020-19088

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Topics: Collisions (Physics), FEMA, Shorelines, Stress, Tsunamis, Vessels

Proceedings Papers

Effects of Scale and Configuration of Air Chamber of OWC Type WECs on Air Chamber Characteristics

Tomoki Ikoma, Shota Hirai, Yasuhiro Aida, Koichi Masuda, Hiroaki Eto

Proc. ASME. OMAE2020, Volume 5: Ocean Space Utilization, V005T05A014, August 3–7, 2020

Paper No: OMAE2020-18762

DOI: https://doi.org/10.1115/OMAE2020-18762

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Topics: Design, Ducts, Manifolds, Oscillations, Potential theory (Physics), Pressure, Probes, Shapes, Turbines, Water

Proceedings Papers

Characteristics of OWC Type WEC Dampers Installed on a Very Large Floating Structure

Tomoki Ikoma, Shoichiro Furuya, Yasuhiro Aida, Koichi Masuda, Hiroaki Eto

Proc. ASME. OMAE2020, Volume 5: Ocean Space Utilization, V005T05A027, August 3–7, 2020

Paper No: OMAE2020-19002

DOI: https://doi.org/10.1115/OMAE2020-19002

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Topics: Dampers, Floating structures, Computational methods, Floating bodies, Oceans, Oscillations, Potential theory (Physics), Seawater, Water, Wave energy

Proceedings Papers

A Fundamental Study on Motion Characteristics of the Large-Scale Floating Coal Transshipment Station by Elastic Mooring Lines

Hiroaki Eto, Ryo Sekiguchi, Hitomi Kashima, Tomoki Ikoma, Yasuhiro Aida, Koichi Masuda

Proc. ASME. OMAE2020, Volume 5: Ocean Space Utilization, V005T05A025, August 3–7, 2020

Paper No: OMAE2020-18958

DOI: https://doi.org/10.1115/OMAE2020-18958

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Topics: Coal, Mooring, Tension, Floating bodies, Tides, Chain, Ocean engineering, Oscillations, Pacific Ocean, Piers (Structural)

Proceedings Papers

On GIS Based Selection of Suitable Site Including Cooperation With Surrounding Medical Facilities by Mesh Analysis of Floating Medical Support System on Big Disaster

Hiroaki Eto, Sena Shimomoto, Sachio Togawa, Morikazu Yamamoto, Shintaro Miyasawa, Junko Yamaguchi, Tomoki Ikoma, Yasuhiro Aida, Koichi Masuda, Hiroki Udagawa

Proc. ASME. OMAE2020, Volume 5: Ocean Space Utilization, V005T05A021, August 3–7, 2020

Paper No: OMAE2020-19026

DOI: https://doi.org/10.1115/OMAE2020-19026

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Topics: Biomedicine, Disasters, Earthquakes, Structures, Water, Damage, Rivers, Shorelines, Transportation systems, Cities

Proceedings Papers

A Fundamental Study on Plastic Strain Accompanying Deformation in Large-Scale Floating Coal Transshipment Station

Ryo Nishigochi, Hiroaki Eto, Koji Iizuka, Tomoki Ikoma, Yasuhiro Aida, Koichi Masuda

Proc. ASME. OMAE2020, Volume 5: Ocean Space Utilization, V005T05A026, August 3–7, 2020

Paper No: OMAE2020-18962

DOI: https://doi.org/10.1115/OMAE2020-18962

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Topics: Coal, Deformation, Breakwaters, Modeling, Stress, Stress concentration, Boundary-value problems, Floating bodies, Floating structures, Ocean engineering

Proceedings Papers

Effects of Four Moon Pools on a Floating System Installed With Twin-VAWTs

Tomoki Ikoma, Mitsuru Nakamura, Satsuya Moritsu, Yasuhiro Aida, Koichi Masuda, Hiroaki Eto

Proc. ASME. IOWTC2019, ASME 2019 2nd International Offshore Wind Technical Conference, V001T01A016, November 3–6, 2019

Paper No: IOWTC2019-7598

DOI: https://doi.org/10.1115/IOWTC2019-7598

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Topics: Vertical axis wind turbines

Proceedings Papers

A Basic Study on Influence of Airchamber Volume on OWC Models to Power Conversion Performance

Tomoki Ikoma, Yoshiyuki Kihara, Shota Hirai, Yasuhiro Aida, Koichi Masuda, Hiroaki Eto

Proc. ASME. OMAE2019, Volume 9: Rodney Eatock Taylor Honoring Symposium on Marine and Offshore Hydrodynamics; Takeshi Kinoshita Honoring Symposium on Offshore Technology, V009T13A027, June 9–14, 2019

Paper No: OMAE2019-95925

DOI: https://doi.org/10.1115/OMAE2019-95925

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Topics: Energy conversion, Water, Pressure, Oscillations, Air flow, Design, Radiation (Physics), Turbines, Wave energy converters, Waves

Proceedings Papers

Response Characteristics of a Floating Structure With Moon Pools Installed With Vertical Axis Wind Turbines

Mitsuru Nakamura, Tomoki Ikoma, Hiroaki Eto, Yasuhiro Aida, Koichi Masuda

Paper No: OMAE2019-96045

DOI: https://doi.org/10.1115/OMAE2019-96045

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Topics: Floating structures, Vertical axis wind turbines, Waves, Turbines, Green's function methods, Potential theory (Physics)

Proceedings Papers

Effect of Coal Loading Conditions on Structural Characteristics of LFTS

Hiroaki Eto, Koji Iizuka, Ryo Nishigochi, Tomoki Ikoma, Yasuhiro Aida, Koichi Masuda

Paper No: OMAE2019-96482

DOI: https://doi.org/10.1115/OMAE2019-96482

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Topics: Coal, Waves, Finite element methods, Ocean engineering, Stress concentration, Deformation, Design methodology, Displacement, Elasticity, Fracture toughness

Proceedings Papers

On GIS Based Facility Scale and Selection of Suitable Site of Floating Medical Support System on Big Disaster

Hiroaki Eto, Sachio Togawa, Morikazu Yamamoto, Shintaro Miyasawa, Junko Yamaguchi, Tomoki Ikoma, Yasuhiro Aida, Koichi Masuda, Sena Shimomoto, Yuichi Kitabatake

Paper No: OMAE2019-96493

DOI: https://doi.org/10.1115/OMAE2019-96493

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Topics: Biomedicine, Disasters, Earthquakes, Emergencies, Tsunamis, Collapse, Damage, Emergency management, Risk, Rivers

Proceedings Papers

Introduction of Virtual Structural Boundary for Collision Force Analysis of Tsunami Drifting Objects in Particle Method

Yasuhiro Aida, Koichi Masuda, Tomoki Ikoma, Hiroaki Eto

Proc. ASME. OMAE2019, Volume 6: Ocean Space Utilization, V006T05A018, June 9–14, 2019

Paper No: OMAE2019-95408

DOI: https://doi.org/10.1115/OMAE2019-95408

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Topics: Boundary-value problems, Collisions (Physics), Mirrors, Particulate matter, Tsunamis

Journal Articles

Basic Characteristics of the Primary Conversion of an Oscillating Water Column Type Wave Energy Converter Installed on a Wave-Dissipating Double Caisson

Tomoki Ikoma, Koichi Masuda, Hiroaki Eto, Shogo Shibuya

J. Offshore Mech. Arct. Eng. December 2019, 141(6): 061902.

Paper No: OMAE-18-1088

DOI: https://doi.org/10.1115/1.4042943

Published Online: March 20, 2019

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Topics: Caissons, Nozzles, Pressure, Water, Waves, Wave energy

Proceedings Papers

A Fundamental Study on Collision of a Tsunami Drifting Objects Against Structures Using MPS Method and FEM

Koichi Masuda, Tomoki Ikoma, Daichi Murata, Hiroaki Eto, Akihiro Matsuoka, Yasuhiro Aida, Masaharu Ikegami

Proc. ASME. OMAE2018, Volume 6: Ocean Space Utilization, V006T05A027, June 17–22, 2018

Paper No: OMAE2018-77874

DOI: https://doi.org/10.1115/OMAE2018-77874

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Topics: Collisions (Physics), Finite element methods, Tsunamis, Deformation, Shorelines, Stress, Automobiles, Computer simulation, Damage, Design

Proceedings Papers

Basic Characteristics of the Primary Conversion of an OWC Type WEC Installed on a Wave Dissipating Double-Caisson

Tomoki Ikoma, Koichi Masuda, Hiroaki Eto, Shogo Shibuya

Proc. ASME. OMAE2018, Volume 6: Ocean Space Utilization, V006T05A019, June 17–22, 2018

Paper No: OMAE2018-77020

DOI: https://doi.org/10.1115/OMAE2018-77020

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Topics: Caissons, Waves, Pressure, Water, Wave energy, Wave energy converters

Proceedings Papers

A Towing Test of a Floating Type VAMT With Cycloidal Pitch-Controlled Blades

Tomoki Ikoma, Hiroaki Eto, Koichi Masuda, Atsuhiro Oguchi

Proc. ASME. OMAE2018, Volume 6: Ocean Space Utilization, V006T05A022, June 17–22, 2018

Paper No: OMAE2018-77443

DOI: https://doi.org/10.1115/OMAE2018-77443

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Topics: Blades, Turbines, Seas, Tides, Floating structures, Generators, Torque, Electric power generation, Gears, Rotation

Proceedings Papers

A Fundamental Study on Motion Characteristics and Cargo Handling Efficiency of the Large-Scale Floating Coal Transshipment Station

Hiroaki Eto, Yoh Shikita, Tomoki Ikoma, Koichi Masuda, Hiroaki Kihara

Proc. ASME. OMAE2018, Volume 6: Ocean Space Utilization, V006T05A030, June 17–22, 2018

Paper No: OMAE2018-77727

DOI: https://doi.org/10.1115/OMAE2018-77727

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Topics: Coal, Stress, Fluids, Wave drift forces, Waves, Wind, Floating bodies, Ocean engineering, Pacific Ocean, Seabed

Proceedings Papers

A Fundamental Research on Countermeasure of Disaster Mitigation and Impact Force to Cause Drifting Ship

Kazuki Murata, Koichi Masuda, Tomoki Ikoma, Hiroaki Eto, Yasuhiro Aida, Akihiro Matsuoka

Proc. ASME. OMAE2017, Volume 6: Ocean Space Utilization, V006T05A026, June 25–30, 2017

Paper No: OMAE2017-62178

DOI: https://doi.org/10.1115/OMAE2017-62178

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Topics: Countermeasures, Hazard mitigation, Ships, Damage, Shorelines, Tsunamis, Vessels, Waves, Automobiles, Collisions (Physics)

Proceedings Papers

Effect of Coal Loading Conditions on Elastic Behavior of Large-Scale Floating Transshipment Station (LFTS)

Hiroaki Eto, Chiaki Sato, Koichi Masuda, Tomoki Ikoma, Mitsuru Kubota, Tomoyuki Kishida

Proc. ASME. OMAE2017, Volume 6: Ocean Space Utilization, V006T05A030, June 25–30, 2017

Paper No: OMAE2017-61897

DOI: https://doi.org/10.1115/OMAE2017-61897

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Topics: Coal, Elasticity, Rivers, Clearances (Engineering), Deformation, Finite element methods, Ocean engineering, Breakwaters, Deflection, Failure

Proceedings Papers

Effects of Disturbance of Current Field on Power Characteristics of a Floating Type Pitch-Controlled VAMT in a Real Sea

Tomoki Ikoma, Koichi Masuda, Hiroaki Eto, Chang-Kyu Rheem, Osamu Enomoto

Proc. ASME. OMAE2016, Volume 6: Ocean Space Utilization; Ocean Renewable Energy, V006T05A011, June 19–24, 2016

Paper No: OMAE2016-54693

DOI: https://doi.org/10.1115/OMAE2016-54693

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Topics: Seas, Turbines, Ocean waves, Fluids, Blades, Design, Floating bodies, Tides

Journal citation

NARROW

Study on Applicability of FEMA Formula in Prediction of Impact Load by Tsunami Drifting Vessels on Coastal Zone Structures

Effects of Scale and Configuration of Air Chamber of OWC Type WECs on Air Chamber Characteristics

Characteristics of OWC Type WEC Dampers Installed on a Very Large Floating Structure

A Fundamental Study on Motion Characteristics of the Large-Scale Floating Coal Transshipment Station by Elastic Mooring Lines

On GIS Based Selection of Suitable Site Including Cooperation With Surrounding Medical Facilities by Mesh Analysis of Floating Medical Support System on Big Disaster

A Fundamental Study on Plastic Strain Accompanying Deformation in Large-Scale Floating Coal Transshipment Station

Effects of Four Moon Pools on a Floating System Installed With Twin-VAWTs

A Basic Study on Influence of Airchamber Volume on OWC Models to Power Conversion Performance

Response Characteristics of a Floating Structure With Moon Pools Installed With Vertical Axis Wind Turbines

Effect of Coal Loading Conditions on Structural Characteristics of LFTS

On GIS Based Facility Scale and Selection of Suitable Site of Floating Medical Support System on Big Disaster

Introduction of Virtual Structural Boundary for Collision Force Analysis of Tsunami Drifting Objects in Particle Method

Basic Characteristics of the Primary Conversion of an Oscillating Water Column Type Wave Energy Converter Installed on a Wave-Dissipating Double Caisson

A Fundamental Study on Collision of a Tsunami Drifting Objects Against Structures Using MPS Method and FEM

Basic Characteristics of the Primary Conversion of an OWC Type WEC Installed on a Wave Dissipating Double-Caisson

A Towing Test of a Floating Type VAMT With Cycloidal Pitch-Controlled Blades

A Fundamental Study on Motion Characteristics and Cargo Handling Efficiency of the Large-Scale Floating Coal Transshipment Station

A Fundamental Research on Countermeasure of Disaster Mitigation and Impact Force to Cause Drifting Ship

Effect of Coal Loading Conditions on Elastic Behavior of Large-Scale Floating Transshipment Station (LFTS)

Effects of Disturbance of Current Field on Power Characteristics of a Floating Type Pitch-Controlled VAMT in a Real Sea

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