Feasibility Study of Shared Mooring Concept for Floating Offshore Wind Turbines | Wind & Drivetrain Conference 2022

We were very happy to have had @LT from the University of Stuttgart, SWE ​​​​​​​present at the 5th Wind & Drivetrain Conference 2022.

Louis Pierre Tepper, born in Heilbronn, Germany, has already been since his childhood passionate about technology. 
After graduating from high school in Stuttgart, he started studying Mechanical Engineering at the University of Stuttgart. Between his bachelor's and master's studies, Louis completed an internship at BMW in Madrid in electric mobility and hybrid models. 
In his master's program, which is currently underway, he specialized in electrical machines and drives and control engineering. Since the field of renewable energies fascinated him during his studies, he is currently writing his master's thesis at the Stuttgart Chair of Wind Energy on this topic: Feasibility Study for Joint Mooring of Floating Offshore Wind Turbines.

Abstract:

This paper aims to evaluate the feasibility of the new concept of shared mooring lines in order to achieve potential cost savings by reducing anchors and installation costs.
The whole model consisting of floater, turbine, and mooring line is created in Simpack, where the mooring line is represented by mass points that are connected to each other by parallel spring-damper force elements. The mooring lines are connected to a semi-submersible floater, supporting a 15 MW turbine. The aerodynamic and hydrodynamic forces for this Floating offshore wind turbine (FOWT) are computed by Aerodyn and Hydrodyn, interfaced with SIMPACK. This FOWT is simulated individually with different wind speeds and wave heights. We generate the forces on the mooring lines and the movement data of the turbines. In order to simulate a shared mooring line connecting both turbines, two simple floater models are added with the real data from the individual simulations as identically as possible, using force elements to integrate the aerodynamic and hydrodynamic forces as input functions. The forces on the shared mooring line can be compared with those of the single simulations, and a conclusion can be made.

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Simpack Multibody Dynamics Multibody Simulation Motion Multibody System Simulation Wind Turbine Dynamics Wind Turbines Simpack Drivetrain Wind Turbine Engineering Offshore