Direct power control (DPC) is used in wind turbine systems (WTSs) to regulate the energy of
the doubly-fed induction generators (DFIG). Due to its features, including simplicity …

In this paper, dual-rotor counter-rotating (CR) configurations of vertical axis wind turbines
(VAWTs) are briefly inspected and divided into three types. This investigation was focused …

The objective of this study is to assess the effects of using counter-rotating wind turbines on
the performance of a wind farm. Large eddy simulations, coupled with the actuator line …

Coaxial counter-rotating propellers have been widely applied in ships and helicopters for
improving the propulsion efficiency and offsetting system reactive torques. Lately, the …

The use of horizontal axis dual-rotor wind turbine (DRWT) is a new strategy to enhance the
capture rate of wind energy and increase the performance of wind farms. An actuator line …

Abstract Axial Flux Generator is a permanent magnet generator commonly used for low-
speed power generation using wind power. This generator can generate useful amount of …

An inverse design approach is proposed to compute wind turbine blade geometries which
maximize the aggregate power output from a wind farm. An iterative inverse algorithm is …

Ocean currents are a potentially reliable source of renewable energy, but the complications
associated with deploying current energy conversion (CEC) devices in deep water make …

Blade-to-blade interactions in a low-pressure turbine (LPT) were investigated using highly
resolved compressible large eddy simulations (LESs). For a realistic setup, a stator and rotor …

The improvement of wind turbine performance poses a constant challenge to researchers
and designers in the field. As a result, the literature presents new concepts of wind turbines …