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Comparison of second order loads on a semisubmersible floating wind turbine / / S. Gueydon [and four others]
| Comparison of second order loads on a semisubmersible floating wind turbine / / S. Gueydon [and four others] |
| Autore | Gueydon S |
| Pubbl/distr/stampa | [Golden, Colo.] : , : National Renewable Energy Laboratory, , March 2014 |
| Descrizione fisica | 1 online resource (12 pages) : illustrations |
| Collana | NREL/CP |
| Soggetto topico |
Wind power plants - Research
Ocean wave power - Research Wind turbines - Testing |
| Soggetto genere / forma | Conference papers and proceedings. |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910702569003321 |
Gueydon S
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| [Golden, Colo.] : , : National Renewable Energy Laboratory, , March 2014 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Computation of wave loads under multidirectional sea states for floating offshore wind turbines / / T. Duarte [and three others]
| Computation of wave loads under multidirectional sea states for floating offshore wind turbines / / T. Duarte [and three others] |
| Autore | Duarte T (Tiago), <1987-> |
| Pubbl/distr/stampa | [Golden, Colo.] : , : National Renewable Energy Laboratory, , March 2014 |
| Descrizione fisica | 1 online resource (8 pages) : color illustrations |
| Collana | NREL/CP |
| Soggetto topico |
Ocean wave power - Research
Offshore wind power plants - Research Wind turbines - Testing |
| Soggetto genere / forma | Conference papers and proceedings. |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910702567803321 |
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Duarte T (Tiago), <1987->
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| [Golden, Colo.] : , : National Renewable Energy Laboratory, , March 2014 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Hydrodynamic control of wave energy devices / / Umesh A. Korde, South Dakota School of Mines and Technology, John V. Ringwood, Maynooth University [[electronic resource]]
| Hydrodynamic control of wave energy devices / / Umesh A. Korde, South Dakota School of Mines and Technology, John V. Ringwood, Maynooth University [[electronic resource]] |
| Autore | Korde Umesh A. |
| Pubbl/distr/stampa | Cambridge : , : Cambridge University Press, , 2016 |
| Descrizione fisica | 1 online resource (xv, 367 pages) : digital, PDF file(s) |
| Disciplina | 621.31/2134 |
| Soggetto topico |
Ocean wave power - Research
Hydraulic engineering - Research Energy conversion - Research Tidal power-plants - Research Wave resistance (Hydrodynamics) - Research Water-power - Research Renewable energy sources - Research |
| ISBN |
1-316-71884-0
1-316-72244-9 1-316-72304-6 1-316-72364-X 1-316-72604-5 1-316-72424-7 1-139-94207-7 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Cover; Half-title; Title page; Copyright information; Table of contents; Preface; Acknowledgments; Part I Introduction; 1 Wave Energy Conversion; 1.1 Waves as Energy Carriers; 1.2 Nature of Wave Motion; 1.3 Regular versus Irregular Waves; 1.4 Wave Energy; 1.5 Primary Energy Conversion; 1.6 Secondary Energy Conversion; 1.7 Tail-Tube or Pneumatic Buoy; 1.8 Edinburgh Duck; 1.9 Contouring Rafts; 1.10 Submerged Cylinder; 1.11 Flexible Bag-Type Devices; 1.12 Omnidirectional Buoys; 1.13 Attenuator and Terminator Oscillating Water Column Devices; 1.14 Other Recent Sea-Tested Devices
1.15 Need for Control1.16 Conclusion; 1.17 Commonly Used Wave Energy Terminology; Part II The Basics; 2 Introduction to Control Engineering; 2.1 Techniques and Terminology; 2.2 Benefits and Pitfalls of Feedback; 2.3 Control Design; 2.4 State Space Modeling; 2.5 Challenges for Wave Energy Conversion; 2.6 Control of Wave Energy Devices; 2.7 Conclusion; 3 Bodies Oscillating in Air; 3.1 Power Absorption from an Oscillatory Force; 3.2 Control for Maximum Power Absorption; 3.3 Irregular Forcing; 3.4 Conclusion; 4 Bodies Oscillating in Water; 4.1 Oscillation Near Free Surface; 4.2 Regular Waves 4.3 Irregular Waves4.4 Conclusion; Part III The Hydrodynamics; 5 Nature of the Wave Input; 5.1 Description of a Harmonic Wave; 5.2 Description of Irregular Waves; 5.2.1 Probability Density Functions; 5.2.2 Stationarity and Ergodicity; 5.2.3 Power Spectral Density; 5.3 Group Behavior of Waves; 5.4 Wave Power as Rate of Energy Propagation; 5.5 Device Response in Irregular Waves; 5.6 Conclusion; 6 A Closer Look at Wave Energy Hydrodynamics; 6.1 A Body in Waves; 6.2 Beam-Sea Devices; 6.3 Producing Optimum Velocity; 6.4 Calculating the Average Absorbed Power; 6.5 Favorable Mode Combinations 6.5.1 Non orbital Motion of Body Centroid6.5.2 Orbital Motion of Body Centroid; 6.6 Omni directional Devices; 6.7 Head-Sea Devices; 6.8 Energy Absorption under Displacement/Velocity Constraints; 6.9 Oscillating Water Column Devices; 6.10 Device Arrays; 6.11 Conclusion; Part IV Velocity Control Using a Hydrodynamic Model; 7 Reactive Control in Time Domain; 7.1 Approaching the Hydrodynamic Optimum; 7.2 Control Force Synthesis; 7.2.1 Right-Shifting of Impulse Response Functions; 7.2.2 Wave Propagation and Future Information; 7.2.3 Approximate Evaluation of Control Force 7.3 Wave Prediction from Up-Wave Measurement Time History7.3.1 Propagation Impulse Response Function; 7.3.2 Up Wave Distance and Duration of Measurement; 7.4 Conclusion; 8 A Causal Real-Time Controller for Wave Energy Converters; 8.1 Introduction; 8.1.1 Model Definition; 8.1.2 Model Identification; 8.2 Real-Time Controller; 8.2.1 Maximum Wave Energy Extraction; 8.2.2 A Simple and Effective Realization of Reactive Control; 8.2.3 Constraint Handling; 8.2.4 Velocity-Tracking Control Loop; 8.3 Results; 8.3.1 Wave Data; 8.3.2 Performance in the Unconstrained Case; 8.3.3 Introduction of Constraints 8.3.4 Performance with Real Wave Data |
| Record Nr. | UNINA-9910136606403321 |
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Korde Umesh A.
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| Cambridge : , : Cambridge University Press, , 2016 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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A RANS simulation of the heave response of a two-body floating point wave absorber [[electronic resource] ] : preprint / / Y. Yu and Y. Li
| A RANS simulation of the heave response of a two-body floating point wave absorber [[electronic resource] ] : preprint / / Y. Yu and Y. Li |
| Autore | Yu Y |
| Pubbl/distr/stampa | [Golden, CO] : , : National Renewable Energy Laboratory, , [2011] |
| Descrizione fisica | 1 online resource (7 pages) : illustrations (chiefly color) |
| Altri autori (Persone) | LiY |
| Collana | NREL/CP |
| Soggetto topico |
Ocean wave power - Research
Hydrodynamics - Computer simulation Computational fluid dynamics Ocean energy resources |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Altri titoli varianti | RANS Simulation of the Heave Response of a Two-Body Floating Point Wave Absorber |
| Record Nr. | UNINA-9910703155303321 |
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Yu Y
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| [Golden, CO] : , : National Renewable Energy Laboratory, , [2011] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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