This paper focuses on improving the active and reactive power control of Wind Energy Conversion System (WECS) by employing the Battery Energy Storage System (BESS) and controlling the frequency and voltage regulation instantaneously. The proposed power control scheme is composed of two control loops so that they are implemented and designed for active power control and controlling the reactive ...

The major purpose of this work is to design the controllers for controlling variable speed, pitch wind turbine (WT) with doubly fed induction generator (DFIG). Vector control strategy adopted DFIG active and reactive power. Generator torque provide regulated real power minimum fluctuation. fixed gain proportional-integral (PI) controller designed converter rotor side grid has limited operating ...

As the grid codes of wind turbines note, doubly fed induction generator (DFIG)-based energy conversion system (WECS) should maintain uninterrupted operation during certain voltage faults. To meet codes, a novel configuration DFIG-based WECS is proposed in which superconducting magnetic storage (SMES) and series transformer are incorporated. The control strategies redesigned to smooth output pow...

Abstract: Currently, the electric power production by wind energy conversion systems (WECSs) has increased significantly. Consequently, wind turbine (WT) generators are requested to fulfill the grid code (GC) requirements stated by network operators. In case of grid faults/voltage dips, a mismatch between the generated active power from the wind generator and the active power delivered to the g...

Wind is one of the most abundant renewable sources of energy in nature. Wind energy can be harnessed by a wind energy conversion system (WECS) composed of a wind turbine, an electric generator, a power electronic converter and the corresponding control system. The most advanced generator type is perhaps the permanent magnet synchronous generator (PMSG). As far as microgrid is concerned the load...

With the increase in doubly fed induction generator-based wind energy conversion systems (DFIG-WECS) worldwide, improving fault ride-through (FRT) capability of entire system has been given much attention. Enhancement FRT a DFIG-WECS is conventionally realized by employing flexible AC transmission device with proper control system. This paper presents non-conventional method for improvement DFI...

Abstract Wind energy is an effective and promising renewable source to produce electrical energy. conversion systems (WECS) have been developing on a wide scale worldwide. The expansion of wind demand tends high-quality output power in terms grid integration. Due the intermittent nature energy, great challenges are found regarding WECS modeling, control, This paper introduces comprehensive revi...

Modern power systems comprise a variety of generating systems, including conventional thermal stations and advanced renewable sources, one contender being wind energy conversion system (WECS). Blade pitch control is an important part the highly non-linear WECS. Many strategies have been proposed by researchers around globe. Current research work focuses on developing structure for using neuro-f...

Wave energy collected by the power take-off system of a Wave Energy Converter (WEC) is highly fluctuating due to the wave characteristics. Therefore, an energy storage system is generally needed to absorb the energy fluctuation to provide a smooth electrical energy generation. This paper focuses on the design optimization of a Hydraulic Energy Storage and Conversion (HESC) system for WECs. The ...

Abstract: This paper develops a robust regulator design approach to maximum power point tracking (MPPT) of a variable-speed wind energy conversion system (WECS) under the concept of perturbation and observation. The proposed perturb and observe regulators (PORs) rooted on the sliding mode method employs the optimal power curve (OPC) to realize MPPT operations by continuously adjusting rotor spe...