[HTML][HTML] Fluid inerter for optimal vibration control of floating offshore wind turbine towers

S Sarkar, B Fitzgerald - Engineering Structures, 2022 - Elsevier
This paper proposes the use of a tuned mass damper fluid-inerter (TMDFI) for vibration
control of spar-type floating offshore wind turbine towers. The use of an inerter in parallel …

Power performance of starting-improved and multi-bladed horizontal-axis small wind turbines

HA Porto, CA Fortulan, AJV Porto - Sustainable Energy Technologies and …, 2022 - Elsevier
This work numerically compares the mechanical power performance of four horizontal-axis
Small Wind Turbines (SWTs) with different design characteristics. One baseline three …

An open-source frequency-domain model for floating wind turbine design optimization

M Hall, S Housner, D Zalkind, P Bortolotti… - Journal of physics …, 2022 - iopscience.iop.org
A new frequency-domain dynamics model has been developed that uses open-source
components to efficiently represent a complete floating wind turbine system. The model …

Nonlinear dynamic characteristics of horizontal-axis wind turbine blades including pre-twist

H Jokar, M Mahzoon, R Vatankhah - Ocean Engineering, 2022 - Elsevier
This paper focuses on the dynamic modeling and vibration analysis of horizontal axis wind
turbine (HAWT) blades with emphasis on the effects of the pre-twist, rotational rigid body …

Tidal turbine performance and loads for various hub heights and wave conditions using high-frequency field measurements and Blade Element Momentum theory

L Perez, R Cossu, A Grinham, I Penesis - Renewable Energy, 2022 - Elsevier
Understanding the impacts of unsteady flows on tidal turbine performance and loadings
prior to device deployment is essential for mitigating the effects of large hydrodynamic forces …

Impact and mitigation of blade surface roughness effects on wind turbine performance

J Kelly, C Vogel, R Willden - Wind Energy, 2022 - Wiley Online Library
This paper presents a numerical study of the effects of blade roughness on wind turbine
performance and annual energy production and how these effects may be partially mitigated …

Performance prediction of cavitating marine current turbine by BEMT based on CFD

MS Karaalioglu, S Bal - Ocean Engineering, 2022 - Elsevier
In the present study, the hydrodynamic performance of cavitating and non-cavitating marine
current turbines (MCTs) has been investigated by blade element momentum theory (BEMT) …

Aircraft propeller design through constrained aero-structural particle swarm optimization

JD Hoyos, JH Jiménez, C Echavarría, JP Alvarado… - Aerospace, 2022 - mdpi.com
An aero-structural algorithm to reduce the energy consumption of a propeller-driven aircraft
is developed through a propeller design method coupled with a Particle Swarm Optimization …

Wavelet linear quadratic regulator‐based gain scheduling for optimal fore‐aft vibration control of horizontal axis wind turbine tower using active tuned mass damper

A Mitra, Y Giridharan… - Structural Control and …, 2022 - Wiley Online Library
This paper presents a wavelet‐based strategy for fore‐aft vibration control of onshore
horizontal axis wind turbine tower. For this purpose, an active tuned mass damper is …

Control co-design of a hydrokinetic turbine with open-loop optimal control

B Jiang, MR Amini, Y Liao… - International …, 2022 - asmedigitalcollection.asme.org
This paper introduces a control co-design (CCD) framework to simultaneously explore the
physical parameters and control spaces for a hydro-kinetic turbine (HKT) rotor optimization …