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Optimal coordinated design of multiple damping controllers based on PSS and UPFC device to improve dynamic stability in the power system
(Hindawi Publishing Corporation, 2013)
Unified Power Flow Controller (UPFC) device is applied to control power flow in transmission lines. Supplementary damping controller can be installed on any control channel of the UPFC inputs to implement the task of Power ...
UPFC device application on power system oscillations to improve the damping performance
(Trans Tech Publications, 2013)
UPFC is considered as an important modern device in the flexible ac transmission systems family that provides the controllability and flexibility for transmission lines. It is also capable of enhancing the stability of the ...
Damping improvement of power system oscillations by using optimal coordinated design between PSS and SVC-based stabilizer
(Trans Tech Publications, 2013)
The large expansion of electrical power systems usually results in problem of low frequency oscillations. Therefore, the conventional Power System Stabilizers (PSSs) used to solve this problem cannot provide an adequate ...
A comparative study of confined carrier concentration of laser using quantum well and quantum dot in active layer
(Trans Tech Publications, 2013)
This paper presents a comparative analysis of the characteristics of confined carrier concentration in the gain medium as well as the carrier concentration at the threshold. We have studied extensively these phenomena by ...
Resemblance of rain fall in Bangladesh with correlation dimension and neural network learning
(Science Publication, 2013-10)
Rain fall and Temperature are undoubtedly two important factors that balance water in the environment. Adequate study of the rain behavior helps to forecast it. The time series obtained from different stations of the country ...
Microcontroller based PWM inverter for speed control of a three phase induction motor
(Engg Journals Publications, 2013)
Three phase induction motor has proven to be an extremely reliable electromechanical energy conversion device for over 100 years. The speed control of induction motor is a crying need for the real world industrial applications. ...
Improvement of absorption characteristics of solar cell above room temperature using quantum dot
(Engg Journals Publications, 2013-10)
This paper presents a theoretical study on the light absorption characteristics of solar cell. We have analyzed the temperature dependence of the absorption coefficient of light and the percentage of the incident light ...
Stability analysis of solar cell characteristics above room temperature using indium nitride based quantum dot
(Science Publication, 2013-09)
This study represents the improvement of stability of solar cell characteristics above room temperature. We have analyzed theoretically the temperature dependence of three major characteristics of solar cell using Ge and ...
Minimization of open circuit voltage fluctuation of quantum dot based solar cell using InN
(Trans Tech Publications, 2013)
This paper reports the improvement of open circuit voltage stability of solar cell using InN based quantum dot in the active layer of the device structure. We have analyzed theoretically the temperature dependence of the ...
Performance enhancement of OCDMA system using NAND detection with modified double weight (MDW) code for optical access network
(Elsevier GmbH, 2013-07)
In this paper, we have extensively analyzed the OCDMA system performance using modified double weight (MDW) code with NAND detection technique as newly developed by the authors. In theoretical analysis, various noises and ...