نتایج جستجو برای: flexible ac transmission system facts

تعداد نتایج: 2551105  

2015
Shrawan Ram G. K. Joshi Muhammad H. Rashid Xiaobo Tan Luyuan Tong

Power system engineers are currently facing challenges to increase the power transfer capabilities of existing transmission system. This is where the Flexible AC Transmission Systems (FACTS) technology comes into effect. With relatively low investment, compared to new transmission or generation facilities, the FACTS technology allows the industries to better utilize the existing transmission an...

Journal: :international journal of smart electrical engineering 2014
haidar samet mohammad amin jarrahi

electric arc furnace (eaf) is one of the largest loads in electric power systems. it is highly time varying and nonlinear. its reactive power variations cause voltage fluctuations in nearby system which is known as flicker. on the other hand the nonlinear voltage-current characteristic causes strong voltage and current harmonics in eaf. to this end flexible ac transmission systems (facts) techn...

2001
Veran Vasic Slobodan Vukosavic

Financial transmission rights (FTR) auction is an important method for allocating the network transmission capabilities to the market participants who value them most. In this letter, series flexible ac transmission systems (FACTS) devices are modeled as additional power injection at buses in the presented linear optimization problem of FTR auction, which is based on a dc power flow model. The ...

2014
Juan Segundo-Ramirez A. Medina Luis Potosí

Flexible ac Transmission Systems (FACTS) devices have emerged in power system because of the development of power electronics components for high voltage and power. The FACTS devices provide higher controllability in power systems by means of power electronic devices. Several FACTS equipments have been already introduced for various applications worldwide, and new types of FACTS are in the stag...

2008
Preeti Singh S. Chatterji

Power system engineers are currently facing challenges to increase the power transfer capabilities of existing transmission system. This is where the Flexible AC Transmission Systems (FACTS) technology comes into effect. With relatively low investment, compared to new transmission or generation facilities, the FACTS technology allows the industries to better utilize the existing transmission an...

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...

2001
Ch. Schaffner G. Andersson

This paper presents an overview over different areas where Flexible AC Transmission Systems (FACTS) devices can help system operators run the transmission system more efficiently especially under the consideration of liberalized electricity markets. Furthermore, an example network, based on realistic data, is shown where the installation of a TCSC increases the transfer capacity into a region c...

Noorinezhad, Noorallah ,

Abstract: The need for more efficient power systems has prompted the use of a new technologies includes Flexible AC transmission system (FACTS) devices. FACTS devices provides new opportunity for controlling the line power flow and minimizing losses while maintaining the bus voltages within a permissible limit. In this thesis a new method is proposed for optimal placement and sizing of Thyristo...

2014
Ravi Pratap Singh S. K. Bharadwaj R. K. Singh

Electricity market activities and a growing demand for electricity have led to heavily stressed power systems. This requires operation of the networks closer to their stability limits. Cost effective solutions are preferred over network extensions. The flexible alternating current transmission system (FACTS), a new technology based on power electronics, offers an opportunity to enhance controll...

2013
M. Ramadan Sayed M. A. Moustafa Hassan A. A. Hassan

This paper introduces comprehensive fast control characteristics and continuous compensation means using Adaptive Neuro-Fuzzy Inference System. Flexible AC Transmission System (FACTS) devices have been investigated and adopted in power engineering area. There are so many advantages in using FACTS devices. It can increase dynamic stability, loading capability of transmission lines, improve power...

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