نتایج جستجو برای: generator control

تعداد نتایج: 1364616  

2011
Luis J. Ricalde Braulio J. Cruz Edgar N. Sánchez

In this paper, an adaptive recurrent neural control scheme is applied to a wind turbine with permanent magnet synchronous generator. Due to the variable behavior of wind currents, the angular speed of the generator is required at a given value in order to extract the maximum available power. In order to develop this control structure, a high order recurrent neural network is used to model the t...

Journal: :Energy Reports 2022

Maintaining the stability of low-inertia microgrid becomes a key challenge in presence high penetration renewable energy sources. However, such systems, virtual inertia values are often fixed constants, and choice their will significantly affect frequency voltage microgrid. Higher oscillations may occur due to improper selection values. Therefore, inertia-based control has attracted lot attenti...

Journal: :مهندسی برق و الکترونیک ایران 0
s. ghassem zadeh s. h. hosseini g.b. gharehpetian

a detailed model of wind power station, including double fed induction generator, dfig is presented in this paper. two control mechanisms are included in the model. the inner control system uses stator flux oriented control for the rotor side converter and grid voltage vector control for the grid side converter. the outer control system is used for wind turbine pitch angle. pscad/emtdc is used ...

2014
V. Usha Reddy Naveen Kumar

The effect of time delay is very important for the consideration of stability of a generator excitation control system. Measurement devices, communication links used for data transfer are responsible for the significant time delays. This paper presents the effect of time delays on the stability of generator excitation control system. The maximum amount of time delay known as delay margin is det...

G.B. Gharehpetian, S. Ghassem Zadeh, S. H. Hosseini,

A detailed model of wind power station, including Double Fed Induction Generator, DFIG is presented in this paper. Two control mechanisms are included in the model. The inner control system uses stator flux oriented control for the rotor side converter and grid voltage vector control for the grid side converter. The outer control system is used for wind turbine pitch angle. PSCAD/EMTDC is us...

The Microgrid is a small-scale controlled power system, which can be used in islanded mode or in a grid-connected one to provide power. In the islanded Microgrid, the system frequency will be affected severely by the smallest disturbance which can happen due to light inertia in the system. In the independent Microgrid, several generation sources such as solar, wind, and so on can be considered....

2016
Meng-Hui Wang Mei-Ling Huang Akhtar Kalam

This study uses a sliding mode control (SMC) in a generator‐based exercise equipment (GBEE) with nonlinear P‐V characteristic curves. A P‐V characteristics curve can be influenced by varying the pedaling speed of the generator. The traditional maximum power point tracking (MPPT) control method is used with perturb and observe algorithms (P&O), extremum seeking control (ESC), etc...

Journal: :IJEOE 2014
Vincent Anayochukwu Ani

Telecommunications industry requires efficient, reliable and cost-effective hybrid power system as alternative to the power supplied by diesel generator. This paper proposed an operational control algorithm that will be used to control and supervise the operations of PV/Wind-Diesel hybrid power generation system for GSM base station sites. The control algorithm was developed in such a way that ...

2015
Ram Niwas

Diesel Generator (DG) set based standalone supply systems are source of electricity in many parts of world. DG sets are backbone of supply in trains, hospitals, institutes, telecommunication towers etc. Because of huge demand of electricity for air-conditioning, lighting, toiletries, pantry demands in trains, the railways has been one of the big consumer of DG set based supply systems. Moreover...

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