... Abstract This study presents a series of planar motion mechanism (PMM) captive tests conducted on a container ship model with a rudder using the numerical tool OpenFOAM. The flow solution is approximated by solving the Reyolds-averaged Navier-Stokes (RANS) equations, while the evolution...

... of the device operating in an ever-changing environment. The methodology is also transferrable to other types of renewable energy devices that are equipped with a self-started rotor. OpenFOAM WEC energy rotor unsteady Proceedings of the ASME 2024 43rd International Conference on Ocean, Offshore...

... be imposed for adjacent wind turbines to achieve performance improvement of downstream turbines. In this paper, a large eddy simulation method based on the open source CFD platform OpenFOAM is applied to simulate the turbine blades in conjunction with an actuator line technique. The effect of vertical...

... Abstract In this paper, the latest overset mesh solver, updated in ESI-OpenCFD OpenFOAM v2212, is evaluated for two complex wave-structure interaction problems; namely, fifth-order Stokes wave interaction with a 2-D T-shaped floating body and focused wave interaction with a 3-D hemispherical...

... Abstract Fluid resonance within a narrow gap between two boxes in close proximity is investigated based on the open-source CFD package, OpenFOAM. The upstream box keeps fixed but with varying breadths, the downstream box heaves freely under wave actions and has a constant breadth...

... with seawater, complex multiphase flow upwelling issues are generated. In this paper, in terms of the open-source Computational Fluid Dynamics (CFD) software OpenFOAM ® , a Lagrangian solver coupled the Eulerian and Lagrangian phases is established to simulate the flow of solid-liquid two-phase within...

... will serve as a foundation for possible response control of FOWTs by taking advantage of ballast water flow. floating offshore wind turbine sloshing cylindrical tank base column OpenFOAM Proceedings of the ASME 2023 42nd International Conference on Ocean, Offshore and Arctic Engineering OMAE2023...

... with the conventional models with constant permeability. Ignoring the effects of dynamic permeability could significantly impact the transient seabed liquefaction depth and the stability of offshore structures. dynamic permeability liquefaction OpenFOAM dynamic soil response nonlinear waves submerged...

...) solver is used to simulate the wave propagation and interaction with current in the large far field. In the small near field an incompressible multiphase flow solver with free surface capture scheme from the OpenFOAM library is adopted to solve the nonlinear wave loads and seakeeping response...

... Abstract This paper presents a new integrated (hybrid) hydrodynamic numerical model which couples a finite volume-based fully nonlinear potential flow (FNPF) solver with an incompressible two-phase Navier-Stokes (NS) solver in OpenFOAM. The coupling procedure follows a domain (zonal...

... of the surface elevation and the velocity field. We have recently developed a new method called the Direct Surface Description (DSD) method in OpenFOAM (Qwist & Christensen, 2023)[1]. Here it was shown that the DSD method is superior compared to the existing official release OpenFOAM solver with respect...

... models based on the classical linear potential flow hydrodynamics were derived, predicting wave height and power requirements of the proposed wavemaker designs. Moreover, several two and three-dimensional numerical CFD simulations, using the Open-Source Field Operations and Manipulations (OpenFOAM) CFD...

... Wall (CVFLW-OWC). This paper used a three-dimensional numerical model to investigate the hydrodynamic performance of three OWC devices under regular waves for constant wave steepness. The numerical model is based on the open-source computational fluid dynamics package OpenFOAM. The numerical results...

... different boundary conditions with low spurious reflection: relaxation zone and GABC. These simulations are conducted for regular sea states in OpenFOAM and have been validated using experimental data obtained from the OC6 campaign. The numerical results with relaxation zone boundary condition and GABC...

...-source code library OpenFOAM. The results are validated against experiments with current-only conducted in the wave tank. The flow field around the platform and its impact on the structure motion and loading response are studied for a wide range of wave and current conditions. With the given incident...

...-based wave model to include a prescribed steady current. We then migrate the code to the GPU platform to speed-up the simulation. The GPU-accelerated HOS solver is then coupled with a CPU-based CFD multiphase solver in OpenFOAM to account for the FSI. The coupled solver is demonstrated for simulations...

... element method. OpenFOAM boundary element method free-surface nonlinear effects Proceedings of the ASME 2022 41st International Conference on Ocean, Offshore and Arctic Engineering OMAE2022 June 5-10, 2022, Hamburg, Germany OMAE2022-80485 ON THE EFFECT OF FREE-SURFACE LINEARIZATION...

... FOWT. The modelling is achieved by using a high-fidelity computational fluid dynamic (CFD) solver based on OpenFOAM. After the verification of the numerical model for the TLMCD system, it is extended to the modelling of the internal sloshing of TLMCD under prescribed pitch motions. A fully coupled...

... in different wave conditions, and the optimal array can be extended to numerous devices, which can be applied to the design of wave farms. wave farm array configuration oscillating wave surge converter computational fluid dynamics OpenFOAM renewable energy Proceedings of the ASME 2022 41st...

... method based on OpenFOAM solver combined with an improved actuator line method is applied to study the wake interactions between yaw wind turbine and downstream wind turbine. The improvement of the actuator line method mainly includes two aspects, which are, Gaussian anisotropic body force projection...