نتایج جستجو برای: brushless doubly fed induction generator
تعداد نتایج: 332988 فیلتر نتایج به سال:
Wind energy conversions are growing rapidly as a renewable source. A new method of interconnected wind power production that utilizes doubly fed induction generator coupled to quality Analyst matrix converter is described in this study. The aims project include Doubly-fed modeling and simulation rotor current controlled via space vector modulated converter. This strategy aimed directly at the c...
Variable speed constant frequency generating systems are used in wind power, hydro power, aerospace and naval power generations to enhance efficiency and reduce friction. In these applications, an attractive candidate is the slip power recovery system comprising of doubly-excited induction machine or doubly-excited brushless reluctance machine and PWM inverters with dc link. In this paper, a fl...
Energy is one of the most prominent factors in shaping the civilization of today. Under consideration for nonconventional energy source wind energy has turned out to be a leading source of energy. In recent years there has been a significant global commitment to develop a clean and economical alternative sustainable power source especially from wind. In this field of development wound rotor ind...
Experts theorized that a Brushless Wound-rotor [Synchronous] Doubly-fed Electric Machine System (BWRSDF), which can symmetrically motor or generate with variable speed, provides higher efficiency, higher power density, higher torque density, and lower cost than any other electric machine system, including the permanent magnet electric machine system, but only with the discovery of a practical b...
The brushless doubly-fed wind power system based on conventional control strategies lacks ‘inertia’ and the ability to support grid, which leads decline of grid stability. Therefore, a strategy reluctance generator (BDFRG) virtual synchronous (VSG) is proposed solve problem in this paper. output characteristics BDFRG VSG are similar (SG), can frequency increase ‘inertia’. According mathematical...
A smart pitch control strategy for a variable speed doubly fed wind generation system is presented in this article. Nonlinear as well as linearized dynamic models of the wind system pitch controller and the doubly fed induction generator including the drive train are developed. A PI controller is employed to generate the appropriate pitch angle for varying wind speed conditions. An adaptive art...
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