نتایج جستجو برای: synchronous generator sg
تعداد نتایج: 82963 فیلتر نتایج به سال:
The use of doubly fed induction generator in wind power plants has result in new necessities to maintain a reliable operation of the network. The tendency of the grid codes is to require the ability from the wind power plant to keep connected during and after grid disturbance, similarly to the synchronous generators requirements. This paper analyse the behaviour of a wind power plant equipped w...
The use of wind turbines is increasing at very high rates in many countries around the world. Studies to evaluate the impact of connecting these new generation units to the existing power systems must be done. This paper proposes a wind energy conversion system for a grid connected permanent magnet synchronous generator (PMSG) and power electronic converter system. The model includes a PMSG mod...
This paper presents a comparative study between an adaptive fuzzy controller and an adaptive selftuning controller with application to excitation control of a synchronous generator. The adaptive self-tuning controller is based on a dual action, obviously on control input, and also on reference signal. The proposed adaptive fuzzy controller includes a mechanism to adapt one of the tuning paramet...
Abstract: A permanent magnet (PM) synchronous generator system driven by wind turbine (WT), connected with smart grid via AC-DC converter and DC-AC converter, are controlled by the novel recurrent Chebyshev neural network (NN) and amended particle swarm optimization (PSO) to regulate output power and output voltage in two power converters in this study. Because a PM synchronous generator system...
Virtual synchronization control can be applied to DC/DC converter for enhanced inertia support by imitating the rotor dynamics of synchronous generator (SG). However, efficient power sharing and robust operation ability cannot guaranteed in a multiple parallel-operated converters system. This paper proposes hierarchical scheme achieve higher efficiency superior anti-disturbance with virtual syn...
This paper presents modeling, simulation and control of matrix converter (MC) for variable speed wind turbine (VSWT) system including permanent magnet synchronous generator (PMSG). At a given wind velocity, the power available from a wind turbine is a function of its shaft speed. In order to track maximum power, the MC adjusts the PMSG shaft speed.The proposed control system allowing independen...
In this article, a suspension-guided permanent magnet synchronous linear motor (SG-PMSLM) for ropeless elevator is proposed, which can meet the requirements of high thrust and density elevator, reduce vibration noise wheel-rail wear during operation. The structure, working principle electromagnetic characteristics SG-PMSLM are analysed. order to improve overall performance SG-PMSLM, article aim...
Diagnostics of synchronous generator turn-to-turn faults can be accomplished by analyzing the anomalies of machine local variable such as magnetic flux linkage. On the other hand, because current transformers and voltage transformers are usually installed in the machine for different purposes as default, the monitoring schemes that depend on the study of these inputs have become a topic of inte...
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