Water droplet erosion of wind turbine blades: Mechanics, testing, modeling and future perspectives

M Elhadi Ibrahim, M Medraj - Materials, 2019 - mdpi.com
The problem of erosion due to water droplet impact has been a major concern for several
industries for a very long time and it keeps reinventing itself wherever a component rotates …

Rain erosion-resistant coatings for wind turbine blades: A review

A Dashtkar, H Hadavinia… - Polymers and …, 2019 - journals.sagepub.com
Wind blades are the most expensive parts of wind turbines made from fibre-reinforced
polymer composites. The blades play a critical role on the energy production, but they are …

Water droplet erosion behaviour of Ti–6Al–4V and mechanisms of material damage at the early and advanced stages

AK Gujba, L Hackel, D Kevorkov, M Medraj - Wear, 2016 - Elsevier
In this study, the water droplet erosion (WDE) behaviour of Ti–6Al–4V and mechanisms of
material damage were investigated. The WDE test was conducted in an advanced rig in …

Visualisation and measurement of high-speed pulsating and continuous water jets

M Zelenak, J Foldyna, J Scucka, S Hloch, Z Riha - Measurement, 2015 - Elsevier
The results of an experiment focused on the visualisation of pulsating and continuous water
jets are presented in this paper. Water jet technology is widely used for surface cleaning …

Observing the impact force and low-speed droplet behavior of wet surfaces with very-thin liquid films

N Fujisawa, H Kawabata, M Tanaka - Experimental Thermal and Fluid …, 2023 - Elsevier
The impact of a low-speed droplet on a very-thin liquid film on a solid surface was analyzed
experimentally by observing the impact force and droplet behavior. A high impact force and …

Erosion behavior of pulsed-jet test facility for wind turbine blade

T Yamagata, M Hasegawa, N Fujisawa - Wear, 2023 - Elsevier
In this study, the erosion behavior of aluminum material was tested in a pulsed-jet erosion
facility for a wind turbine blade, wherein the droplet behavior was simulated by a liquid slug …

Experiments on liquid droplet impingement erosion on a rough surface

N Fujisawa, S Takano, K Fujisawa, T Yamagata - Wear, 2018 - Elsevier
Liquid droplet impingement (LDI) erosion on a rough surface was studied experimentally in
the initial stage of erosion using spray-jet impingement on various levels of sandpaper …

Damping effect on impact pressure from liquid droplet impingement on wet wall

K Fujisawa, T Yamagata, N Fujisawa - Annals of Nuclear Energy, 2018 - Elsevier
Damping of the impact pressure from liquid droplet impingement (LDI) on a wet wall was
studied by numerical simulation and experiment. The numerical simulation was carried out …

Influence of surface roughness on liquid droplet impingement erosion

K Fujisawa, M Ohki, N Fujisawa - Wear, 2019 - Elsevier
In this paper, liquid droplet impingement (LDI) erosion on the groove roughness of
aluminum (A1070) is studied both experimentally and numerically, to understand the …

Simultaneous shadowgraph imaging and acceleration pulse measurement of cavitating jet

R Watanabe, K Yanagisawa, T Yamagata, N Fujisawa - Wear, 2016 - Elsevier
The variations of cloud structure and erosion characteristics of a cavitating jet are
experimentally studied by optical and SEM microscope observations, measurement of …