A three-dimensional fluid-structure interaction model based on SPH and lattice-spring method for simulating complex hydroelastic problems

The present work revolves around the development of a 3D particle-based Fluid-Structure Interaction (FSI) solver to simulate hydroelastic problems that involve free surface. The three-dimensional Volume-Compensated Particle Method (VCPM) for modelling deformable solid bodies is developed within the...

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Main Authors: Ng, K.C., Low, W.C., Chen, Hailong, Tafuni, A., Nakayama, A.
Format: Article
Language:English
Published: Elsevier Ltd 2022
Subjects:
Online Access:https://eprints.nottingham.ac.uk/77656/
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author Ng, K.C.
Low, W.C.
Chen, Hailong
Tafuni, A.
Nakayama, A.
author_facet Ng, K.C.
Low, W.C.
Chen, Hailong
Tafuni, A.
Nakayama, A.
author_sort Ng, K.C.
building Nottingham Research Data Repository
collection Online Access
description The present work revolves around the development of a 3D particle-based Fluid-Structure Interaction (FSI) solver to simulate hydroelastic problems that involve free surface. The three-dimensional Volume-Compensated Particle Method (VCPM) for modelling deformable solid bodies is developed within the open-source SPH software package DualSPHysics. Complex 3D FSI problems are readily simulated within a reasonable time frame thanks to the parallel scalability of DualSPHysics on both CPU and GPU. The Sequential Staggered (SS) scheme paired with a multiple time-stepping procedure is implemented in DualSPHysics for coupling the SPH and VCPM models. It is found that the SPH-VCPM method is computationally more efficient than the previously reported SPH-TLSPH method. Extensive validations have been performed based on some very recent 3D experimental setups that involve violent free surface and complex structural dynamics. Findings from this research highlight the capability of the 3D SPH-VCPM model to reproduce some of the physical observations that were not captured by previous 2D studies. Some preliminary 3D FSI results involving solid fracture are also demonstrated.
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spelling nottingham-776562025-04-17T03:22:10Z https://eprints.nottingham.ac.uk/77656/ A three-dimensional fluid-structure interaction model based on SPH and lattice-spring method for simulating complex hydroelastic problems Ng, K.C. Low, W.C. Chen, Hailong Tafuni, A. Nakayama, A. The present work revolves around the development of a 3D particle-based Fluid-Structure Interaction (FSI) solver to simulate hydroelastic problems that involve free surface. The three-dimensional Volume-Compensated Particle Method (VCPM) for modelling deformable solid bodies is developed within the open-source SPH software package DualSPHysics. Complex 3D FSI problems are readily simulated within a reasonable time frame thanks to the parallel scalability of DualSPHysics on both CPU and GPU. The Sequential Staggered (SS) scheme paired with a multiple time-stepping procedure is implemented in DualSPHysics for coupling the SPH and VCPM models. It is found that the SPH-VCPM method is computationally more efficient than the previously reported SPH-TLSPH method. Extensive validations have been performed based on some very recent 3D experimental setups that involve violent free surface and complex structural dynamics. Findings from this research highlight the capability of the 3D SPH-VCPM model to reproduce some of the physical observations that were not captured by previous 2D studies. Some preliminary 3D FSI results involving solid fracture are also demonstrated. Elsevier Ltd 2022-08-07 Article PeerReviewed application/pdf en cc_by_nc_nd https://eprints.nottingham.ac.uk/77656/1/1-s2.0-S0029801822013579-main.pdf Ng, K.C., Low, W.C., Chen, Hailong, Tafuni, A. and Nakayama, A. (2022) A three-dimensional fluid-structure interaction model based on SPH and lattice-spring method for simulating complex hydroelastic problems. Ocean Engineering, 260 . p. 112026. Smoothed Particle Hydrodynamics (SPH); Fluid Structure Interaction (FSI) ; DualSPHysics ; Volume Compensated Particle Method (VCPM) ; Lattice Particle Method (LPM) Lattice Spring Model (LSM) https://doi.org/10.1016/j.oceaneng.2022.112026 10.1016/j.oceaneng.2022.112026 10.1016/j.oceaneng.2022.112026 10.1016/j.oceaneng.2022.112026
spellingShingle Smoothed Particle Hydrodynamics (SPH); Fluid Structure Interaction (FSI) ; DualSPHysics ; Volume Compensated Particle Method (VCPM) ; Lattice Particle Method (LPM)
Lattice Spring Model (LSM)
Ng, K.C.
Low, W.C.
Chen, Hailong
Tafuni, A.
Nakayama, A.
A three-dimensional fluid-structure interaction model based on SPH and lattice-spring method for simulating complex hydroelastic problems
title A three-dimensional fluid-structure interaction model based on SPH and lattice-spring method for simulating complex hydroelastic problems
title_full A three-dimensional fluid-structure interaction model based on SPH and lattice-spring method for simulating complex hydroelastic problems
title_fullStr A three-dimensional fluid-structure interaction model based on SPH and lattice-spring method for simulating complex hydroelastic problems
title_full_unstemmed A three-dimensional fluid-structure interaction model based on SPH and lattice-spring method for simulating complex hydroelastic problems
title_short A three-dimensional fluid-structure interaction model based on SPH and lattice-spring method for simulating complex hydroelastic problems
title_sort three-dimensional fluid-structure interaction model based on sph and lattice-spring method for simulating complex hydroelastic problems
topic Smoothed Particle Hydrodynamics (SPH); Fluid Structure Interaction (FSI) ; DualSPHysics ; Volume Compensated Particle Method (VCPM) ; Lattice Particle Method (LPM)
Lattice Spring Model (LSM)
url https://eprints.nottingham.ac.uk/77656/
https://eprints.nottingham.ac.uk/77656/
https://eprints.nottingham.ac.uk/77656/