Results 111 to 120 of about 61,170 (254)

Critical Speed Control for a Fixed Blade Variable Speed Wind Turbine

Energies, 2017
A critical speed controller for avoiding a certain rotational speed is presented. The controller is useful for variable speed wind turbines with a natural frequency in the operating range.
Morgan Rossander, Anders Goude, Sandra Eriksson   +2 more
doaj   +1 more source

Numerical Investigation of the Savonius Vertical Axis Wind Turbine and Evaluation of the Effect of the Overlap Parameter in Both Horizontal and Vertical Directions on Its Performance

Symmetry, 2019
Exploiting wind energy, which is a complex process in urban areas, requires turbines suitable for unfavorable weather conditions, in order to trap the wind from different directions; Savonius turbines are suitable for these conditions. In this paper, the
M. Ebrahimpour, R. Shafaghat, R. Alamian, Mostafa Safdari Shadloo   +3 more
semanticscholar   +1 more source

Simulation of vertical axis wind turbine [PDF]

, 2018
Izrada geometrijskog CAD modela izvršena je u CATIA V5 programskom paketu i za definisanu geometriju izvršena je aerodinamička analiza u programu QBlade baziranom na teoriji elementa kraka lopatice. Analizom dobijenih rezultata prikazani su pokazatelji efikasnosti ispitivanog tehničkog rešenja male vetroturbine sa vertikalnom osom, pri generisanju ...
Tanović, Dragoljub, Baltić, Marija, Perić, Bojan, Kapor, Nenad   +3 more
openaire  

Modelling of vertical axis wind turbine using large eddy simulations

Results in Engineering, 2023
Daniel Gemayel, M. Abdelwahab, T. Ghazal, Haitham Aboshosha   +3 more
semanticscholar   +1 more source

Aspek-Aspek Perancangan PLTB untuk Penggunaan Rumah Tangga di Kecamatan Tembilahan Hulu [PDF]

, 2016
Tembilahan hulu is area which has a low wind speed with 4 m/s as a mean. Vertical axis wind (VAWT) turbine is more effective to low wind speed aplication with several advantages, can capture wind from any direction and simples in fabrication and cost.
\u27, R. (Rendra), Yasri, I. \u27. (Indra)   +1 more
core  

Development of a Linear Acoustic Array for Aero-Acoustic Quantification of Camber-Bladed Vertical Axis Wind Turbine. [PDF]

Sensors (Basel), 2020
Butt AH, Akbar B, Aslam J, Akram N, Soudagar MEM, García Márquez FP, Younis MY, Uddin E.   +7 more
europepmc   +1 more source

Modal analysis of a small vertical axis wind turbine (Type DARRIEUS) [PDF]

, 2012
This paper reports a brief study on free vibration analysis for determining parameters such as natural frequencies and mode shapes for vertical axis wind turbines (VAWT) for an urban application.
Daniela BARAN, Ion NILA, Marcel STERE, Radu BOGATEANU   +3 more
core  

X-Rotor, an Innovative Offshore Wind Turbine to Reduce Cost of Energy

Energies
The cost of energy generated by large-scale vertical-axis wind turbines faces great challenges for it to be competitive with conventional horizontal-axis wind turbines for offshore deployment. To become competitive, significant reductions in capital cost
William E. Leithead, Abbas Mehrad Kazemi Amiri, Arthur Camciuc, Laurence Morgan, James Carroll, Julian Feuchtwang   +5 more
doaj   +1 more source

Vertical axis wind turbine case study : costs and losses associated with variable torque and speed strategies [PDF]

, 2016
This poster describes a generator case study for large offshore vertical axis wind turbine (VAWT).
Argent, Michael, McDonald, Alasdair
core  

Dynamic Analysis of Darrieus Vertical Axis Wind Turbine Rotors [PDF]

The dynamic response characteristics of the vertical axis wind turbine (VAWT) rotor are important factors governing the safety and fatigue life of VAWT systems.
Lobitz, D. W.
core   +1 more source