Vengatesan Venugopal
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View article: A decade long high-resolution wave resource map for Pentland Firth and Orkney Waters - hindcast by two-way coupling of wave-current models
A decade long high-resolution wave resource map for Pentland Firth and Orkney Waters - hindcast by two-way coupling of wave-current models Open
View article: Flow-induced vibration of an underwater lazy wave cable in unidirectional current
Flow-induced vibration of an underwater lazy wave cable in unidirectional current Open
View article: Hydrodynamic Response of Mocean Wave Energy Converter in Extreme Waves
Hydrodynamic Response of Mocean Wave Energy Converter in Extreme Waves Open
The design of moored floating wave energy converters (WECs) must take into account extreme responses and mooring line loads in order to ensure their survival and continued wave power generation in the ocean environment. This study focuses …
View article: VIV-induced strain on a lazy wave dynamic marine power cable in a steady current
VIV-induced strain on a lazy wave dynamic marine power cable in a steady current Open
View article: Assessment of Tidal and Wave Energy Resource Potential in Malaysia with Sea Level Rise Effects
Assessment of Tidal and Wave Energy Resource Potential in Malaysia with Sea Level Rise Effects Open
Ocean energy, e.g., waves, tidal current, and thermal and salinity gradient, can be used to produce electricity. These marine-based renewable energy technologies are at relatively early stages of development and potentially deployed at var…
View article: Enhancing Wave Resource Assessment of High Energy Sites Through Wave-Current Interaction Modelling
Enhancing Wave Resource Assessment of High Energy Sites Through Wave-Current Interaction Modelling Open
View article: Influence of Ebb Tidal Jet on Wave-Current Interaction at a Low Embayment Beach: A Numerical Modelling Approach
Influence of Ebb Tidal Jet on Wave-Current Interaction at a Low Embayment Beach: A Numerical Modelling Approach Open
View article: Predicted ecological consequences of wave energy extraction and climate-related changes in wave exposure on rocky shore communities
Predicted ecological consequences of wave energy extraction and climate-related changes in wave exposure on rocky shore communities Open
Wave energy has the potential to contribute in the transition to decarbonized electricity generation. Extracting wave energy might be expected to have ecological impacts on rocky shore intertidal communities where exposure is one of the mo…
View article: A Progressive Screening Approach for Mooring Configuration Selection: A Case Study of the Arven Offshore Wind Farm
A Progressive Screening Approach for Mooring Configuration Selection: A Case Study of the Arven Offshore Wind Farm Open
The mooring system of a floating offshore wind turbine (FOWT) impacts both the capital and operational expenses. The future success of floating offshore wind is, therefore, dependent on finding optimum mooring system designs from the wide …
View article: Thetis-SWAN: A Python-interfaced wave–current interactions coupled system
Thetis-SWAN: A Python-interfaced wave–current interactions coupled system Open
Wave–current interactions (WCI) emerge in nearshore coastal areas, prompting the development of coupled modelling systems to simulate these phenomena. We present a new multi-scale parallelised Python-interfaced WCI coupled system adopting …
View article: Experimental study of tendon failure analysis for a TLP floating offshore wind turbine
Experimental study of tendon failure analysis for a TLP floating offshore wind turbine Open
View article: Multi-Objective Optimization Design for a 15 Mw Semisubmersible Floating Offshore Wind Turbine Using Evolutionary Algorithm
Multi-Objective Optimization Design for a 15 Mw Semisubmersible Floating Offshore Wind Turbine Using Evolutionary Algorithm Open
View article: Flow-Induced Vibration of an Underwater Lazy Wave Power Cable in Unidirectional Currents
Flow-Induced Vibration of an Underwater Lazy Wave Power Cable in Unidirectional Currents Open
View article: Numerical modelling of a 1.5 MW tidal turbine in realistic coupled wave–current sea states for the assessment of turbine hub-depth impacts on mechanical loads
Numerical modelling of a 1.5 MW tidal turbine in realistic coupled wave–current sea states for the assessment of turbine hub-depth impacts on mechanical loads Open
This paper considers hub-depth impacts on mechanical loads for a tidal turbine operating in realistic coupled wave–current sea states. A novel medium-fidelity actuator-line CFD model for simulating tidal turbine non-steady hydrodynamic rot…
View article: Evaluation of second and third-order numerical wave-loading models for floating offshore wind TLPs
Evaluation of second and third-order numerical wave-loading models for floating offshore wind TLPs Open
International audience
View article: Interaction of Waves with a Free-Surface Semicircular Breakwater: Experimental Investigation and Empirical Models
Interaction of Waves with a Free-Surface Semicircular Breakwater: Experimental Investigation and Empirical Models Open
This experimental study investigated the hydrodynamic performance of the first free-surface semicircular breakwater supported on piles under regular waves. The research focused on SCB models with porosity levels of 0%, 9%, 18%, and 27%. Ex…
View article: Stochastic Vortex-Induced Vibration in Free-Stream Turbulence Using a Phenomenological Model
Stochastic Vortex-Induced Vibration in Free-Stream Turbulence Using a Phenomenological Model Open
Underwater dynamic power cables connected to offshore floating energy devices are subject to ocean flow turbulence and, through eddy shedding, may experience vortex-induced vibration (VIV). A high level of turbulence intensity may cause fa…
View article: Benchmarking a two-way coupled coastal wave–current hydrodynamics model
Benchmarking a two-way coupled coastal wave–current hydrodynamics model Open
Wave–current interaction phenomena are often represented through coupled model frameworks in ocean modelling. However, benchmarking of these models is scarce, revealing a substantial research challenge. We seek to address this through a se…
View article: Implementation of the Actuator Disc Approach in Modelling 3d Full-Sized Tidal Turbines and Flow Interactions in an Idealised Channel
Implementation of the Actuator Disc Approach in Modelling 3d Full-Sized Tidal Turbines and Flow Interactions in an Idealised Channel Open
View article: Numerical Modelling of a 1.5 Mw Tidal Turbine in Realistic Coupled Wave-Current Sea States for the Assessment of Turbine Hub-Depth Impacts on Mechanical Loads
Numerical Modelling of a 1.5 Mw Tidal Turbine in Realistic Coupled Wave-Current Sea States for the Assessment of Turbine Hub-Depth Impacts on Mechanical Loads Open
View article: Numerical Setup and Wake Field Study of 3d Tidal Turbines in an Array Under Realistic Flow Conditions
Numerical Setup and Wake Field Study of 3d Tidal Turbines in an Array Under Realistic Flow Conditions Open
View article: Benchmarking a two-way coupled coastal wave-current hydrodynamics model
Benchmarking a two-way coupled coastal wave-current hydrodynamics model Open
Wave-current interaction phenomena are often represented through coupled model frameworks in ocean modelling. However, the benchmarking of these models is scarce, revealing a substantial research challenge. We seek to address this through …
View article: Impacts of physical calibration of a spectral wave model and effects of using different temporal wind inputs
Impacts of physical calibration of a spectral wave model and effects of using different temporal wind inputs Open
Spectral wave modelling can reduce uncertainties in the estimation of wave energy resource assessment, converter design, extreme value analysis, etc. In spectral models, wave growth is represented with different approaches, resulting in wa…
View article: Wave-induced breaking and wave set-up representation by coupling spectral wave and coastal hydrodynamics models
Wave-induced breaking and wave set-up representation by coupling spectral wave and coastal hydrodynamics models Open
View article: Modelling dynamic loadings of a tidal stream turbine in combined wave-current-turbulence environment
Modelling dynamic loadings of a tidal stream turbine in combined wave-current-turbulence environment Open
View article: Modelling Tidal Flow Hydrodynamics of Sunda Strait, Indonesia
Modelling Tidal Flow Hydrodynamics of Sunda Strait, Indonesia Open
In the past years, Indonesian people put more attention to Sunda Strait located between Java and Sumatra Islands, one of the busiest straits occupied with residential, recreational, fisheries, transportation, industrial and mining activiti…
View article: Impact of Short Term Mobile Phone Abstinence on Undergraduate Medical Students: A Qualitative Study
Impact of Short Term Mobile Phone Abstinence on Undergraduate Medical Students: A Qualitative Study Open
Background: The purpose of the current study is to investigate the perceptions of completely abstaining oneself from using a smartphone for one whole day among medical students. This study is a unique initiative and it was experimented on …
View article: Rotational sampling of waves by tidal turbine blades
Rotational sampling of waves by tidal turbine blades Open
View article: Numerical Model of a Vertical-Axis Cross-Flow Tidal Turbine
Numerical Model of a Vertical-Axis Cross-Flow Tidal Turbine Open
An array of close-packed contra-rotating cross-flow vertical-axis tidal rotors, a concept developed to maximize the fraction of flow passage swept, has potential advantages for hydrokinetic power generation. To predict the commercial feasi…
View article: Aerodynamic Analysis of a Two-Bladed Vertical-Axis Wind Turbine Using a Coupled Unsteady RANS and Actuator Line Model
Aerodynamic Analysis of a Two-Bladed Vertical-Axis Wind Turbine Using a Coupled Unsteady RANS and Actuator Line Model Open
Close-packed contra-rotating vertical-axis turbines have potential advantages in wind and hydrokinetic power generation. This paper describes the development of a numerical model of a vertical axis turbine with a torque-controlled system u…