gyroscopic wave energy convertor
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Transcript of gyroscopic wave energy convertor
INTRODUCTION
• The Exploitation Of Wave Energy Fits Best Due To Exhaution Of Non-renewable Energy Resources
• Nowadays Sun, Wind And Biomass Energy Are The Most Dominant Sources Of Sustainable Energy
• Due To Premature Technology Wave Energy Is Relatively Unknown
• According To Linear Wave Theory E=ρgH2 /16
WAVE ENERGY : UNEXPLORED POTENTIAL
WAVE ENERGY CONVERTERS (WECs)
Wave energy converters
POWER BUOY
PELAMIS WAVE ENERGY
CONVERTER
WAVE DREAM
OYSTER WAVE ENERGY
CONVERTER
WAVE STAR
CETO WAVE POWER
PROJECT CONSIDERATIONS
STUDY OF OCEAN WAVE ENERGY
• VISIT TO OCEANOGRAPHY CENTER
• WAVE FREQUENCY• WAVE HEIGHT• WAVE REGULARITY• WAVE DIRECTION• DEPTH AND DISTANCE
FROM SHORE
PROJECT CONSIDERATION
MATHEMATICAL MODELLING OF FLOAT GYROSCOPE SYSTEM
DEVELOPMENT OF EQUATIONS
CONSTRAINTS• PITCH – RESONANCE
• PTO STIFFNESS
PROJECT CONSIDERATION
Durability
Corrosion
Fatigue
Survivability
Harsh Sea Climate
Stability
Floater Shape
Moorings
Mass and C.G.
Efficiency
Float
Gyroscope
PTO
Component Design
PROJECT CONSIDERATIONS
HYDRODYNAMIC PARAMETERS
• ANSYS AQWA R13
MODEL SIMULATION
• MATLAB/SIMULINK ENVIRONMENT
PARAMETRIC ANALYSIS
SCHEDULING
STUDY OF OCEAN WAVE ENERGY
MATHEMATICAL MODELLING
COMPONENT DESIGN
MODELLING
PARAMETRIC ANALYSIS
1 Week
2 weeks
3 weeks
2 weeks
3 weeks
REFERENCES• J. P. Ruiz-Minguela et al. Design and Testing of the Mooring System for a New
Offshore Wave Energy Converter. In Proc. 2nd International Conference on Ocean Energy, Brest, 2008.
• H. Kanki, S. Arii, T. Furusawa, T. Otoyo, ―Development of advanced wave power generation system by applying gyroscopic moment‖, Proc. of the 8th European Wave and Tidal Energy Conference, 2009
.• H. Kanki, S. Arii, T. Hata, Gyro dynamics for New Wave Power Generation System,
In Proc. 7th IFToMM-Conference on Rotor Dynamics, 2006.
• S. H. Salter, ―The use of gyros as a reference frame in wave energy converters", The 2nd International Symposium on Wave Energy Utilization, 1982.
• S.H. Salter, Wave power, Nature 249 (1974) 720–724.