Hydrodynamic performance and energy redistribution characteristics of wind–wave hybrid system based on different WEC microarrays

Ocean Engineering, Journal Year: 2024, Volume and Issue: 306, P. 118090 - 118090

Published: May 11, 2024

Language: Английский

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Numerical study of hybrid systems combining different WECs microarrays based on the TGL semi-submersible floating platform

Frontiers in Marine Science, Journal Year: 2025, Volume and Issue: 12

Published: March 13, 2025

In this study, a novel wind-wave energy hybrid concept is proposed, consisting of Three Gorges Leading semi-submersible floating wind turbine and multiple point absorption wave converters (WECs). Based on three-dimensional potential flow theory, numerical simulations are conducted using the hydrodynamic analysis software AQWA. The existing experimental data used to validate reliability model by comparing analyzing responses platform WECs. Subsequently, Y-shaped WECs microarray form Triangular designed based different connection methods between platform. Numerical simulation study influence these microarrays system’s performance. results show that significantly affects contours under short waves. Regarding motion stability, shows superior mooring line tension, system has an advantage absorbed power, multi-body interactions enhance WECs’ power capacity. Overall, will contribute design systems.

Language: Английский

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WEC spacing effects on the performance of a floating energy harvesting platform

Ocean Engineering, Journal Year: 2025, Volume and Issue: 327, P. 120971 - 120971

Published: March 22, 2025

Language: Английский

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High efficiency and wideband wave energy capture of a bistable wave energy converter with a displacement amplifier

Journal of Cleaner Production, Journal Year: 2023, Volume and Issue: 429, P. 139654 - 139654

Published: Nov. 9, 2023

Language: Английский

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Numerical investigation of the effects of wave–current interaction on the dynamic responses of a floating power harvesting platform

Physics of Fluids, Journal Year: 2024, Volume and Issue: 36(10)

Published: Oct. 1, 2024

The present study explores the effects of wave–current interaction (WCI) on dynamic response a floating power harvesting platform under typically operational condition, which is composed semi-submersible platform, multiple point-absorber wave energy converters (WECs), and catenary mooring system. First, mathematical model based Joint North Sea Wave Project (JONSWAP) spectrum developed to random interaction. After completing hydrodynamic validation system, time-domain simulations are employed implement loading scenarios, consider current direction, velocity, WCI. findings demonstrate that presence significantly alters characteristics, leading notable changes in conversion performance farm, motion, line tension. This paper underscores importance WCI accurately simulating behavior provides insights into design offshore systems.

Language: Английский

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Offshore floating platform synergizing internally-installed self-reacting wave energy converters for optimizing vibration control and energy harvesting

Ocean Engineering, Journal Year: 2024, Volume and Issue: 313, P. 119429 - 119429

Published: Oct. 9, 2024

Language: Английский

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Effects of short-crestedness and currents on the dynamic response of a floating wave-energy harvesting platform

Physics of Fluids, Journal Year: 2025, Volume and Issue: 37(3)

Published: March 1, 2025

The focus of this paper is to investigate the effects short-crestedness and currents on dynamic behavior a wave-energy harvesting platform. After establishing its motion equation, performance under both operational severe conditions simulated in time domain, which includes some factors such as current velocity, direction, wave distribution. wave–current interactions are considered predict responses system. Additionally, study analyzes platform mooring line tension within low-frequency wave-frequency ranges. Meanwhile, frequency-domain response spectra also used explore characteristics responses. Moreover, phase plots evaluate stability conditions. results indicate that presence alters magnitude excitation forces, significantly affects In summary, analytical framework methods introduced could offer insights into design ocean energy systems realistic sea environment.

Language: Английский

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Effects of the second-order hydrodynamics on the dynamic behavior of the platform among the wind-wave hybrid systems

Journal of Engineering Research, Journal Year: 2024, Volume and Issue: unknown

Published: April 1, 2024

This paper presents three different wind-wave hybrid systems (HSs) with multiple point-absorption wave energy converters (WECs) integrated onto a floating semi-submersible wind turbine (WT). The focus of the present study is to explore effects second-order forces on dynamic behavior platform in HS, including motion and mooring line tension, under both operational extreme sea states. ANSYS/AQWA based 3D diffraction/radiation potential theory used conduct numerical investigation hydrodynamics HS. To ensure reliability investigation, validations WEC are done available experimental data. Additionally, two models, "1st-order" "1st&2nd-order", set up for comparative analysis, highlight significance forces. simulation results show that have significant influence surge pitch responses platform, but almost no heave response. In addition this, ignoring will significantly underestimate tension Overall, this suggests should be considered design HSs, order their performance safety, especially severe

Language: Английский

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Overview of the Recent Developments in Hybrid Floating Wind-Wave Platforms

Journal of Marine Science and Application, Journal Year: 2024, Volume and Issue: unknown

Published: Sept. 20, 2024

Language: Английский

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Numerical investigation of the effects of short-crested irregular waves on the performance of a floating power capture platform

Ocean Engineering, Journal Year: 2024, Volume and Issue: 313, P. 119548 - 119548

Published: Oct. 21, 2024

Language: Английский

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