نتایج جستجو برای: voltage control

تعداد نتایج: 1416852  

2012
Pinaki Mitra Lidong Zhang

Real-time simulation of a three-terminal high-voltage directcurrent (HVDC) grid connected to a doubly-fed induction generator (DFIG) based wind farm has been presented in this paper. A recently invented control strategy, known as powersynchronization control, is applied for the integration of the wind farm to the HVDC grid. The dynamic performance study of the system under normal wind power flu...

Journal: :international journal of smart electrical engineering 0
amin bakhtiari islamic azad university of tehran center shahram javadi electrical engineering department, i.a.u., central tehran branch, iran

in emerging electric power systems, increased transactions often lead to the situations where the system no longer remains in secure operating region. the flexible ac transmission system (facts) controllers can play an important role in the power system security enhancement. however, due to high capital investment, it is necessary to locate these controllers optimally in the power system. facts...

2013
M. Sahithullah Senthil Kumar

This paper concentrates on the control of hybrid fuelcell (FC)/energystorage distributed generation (DG) systems under voltage sag in distribution systems. The proposed control strategy makes hybrid DG system work properly when a voltage disturbance occurs in distribution system, and it stays connected to the main grid. This controller determines the supercapacitor power that should be generate...

اشرف‌گندمی, امین, سعیدآبادی, سعید, صباحی, مهران,

Nowadays multilevel converters have progressed in high power and renewable energy applications, because of their ability to generate multiple voltage levels. But the balancing of capacitor voltage, the existing of multiple DC sources and particularly protection issues in renewable energy application are the main problems of these multilevel converters. The proposed inverter in this paper, by mo...

Journal: :International Journal of Automation and Computing 2013

The present study aims at investigating the feasibility of using solar energy as a power source to run electro-kinetic remediation in order to clean-up lead from three types of Iraqi soil. In order to do so, it carries out six tests with enhancement conditions, involving pH control and injection wells. Conducted in the city of Baghdad, Iraq, the experiment, is divided into two groups so that th...

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