نتایج جستجو برای: Transmission Line Upgrade

تعداد نتایج: 649545  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعت آب و برق (شهید عباسپور) - دانشکده مهندسی برق و کامپیوتر 1392

abstract according to increase in electricity consumption in one hand and power systemsreliability importance in another , fault location detection techniqueshave beenrecentlytaken to consideration. an algorithm based on collected data from both transmission line endsproposed in this thesis. in order to reducecapacitance effects of transmission line, distributed parametersof transmission line...

2009
Tyler Natoli Henry Frisch

In order to take advantage of all of the benefits of Multi-Channel Plate PhotoMultiplier Tubes (MCPs) a fast and efficient readout scheme must be implemented. One scheme that appears very promising is that of a transmission line coupled to a digital sampling readout. Transmission line readout allows for 2D position reconstruction, as well as an extremely fast response time, allowing for an exce...

Danyal Ahmadi Mehdi Sirjani Mohammad Tavakkoli Bina

Upgrading the voltage level of a transmission line is named as one solution to increase the transmitted power. This paper introduces the results of a research project in which the upgrade of Saravan-Sooran double circuit transmission system from 63 kV to 230 kV is studied. In this context, the towers remain in their current locations, where the new structure of towers and insulators as well as ...

Journal: :نشریه دانشکده فنی 0
محمد توکلی بینا دانشگاه خواجه نصیر مهدی سیرجانی شرکت مشانیر دانیال احمدی دانشگاه خواجه نصیر

upgrading the voltage level of a transmission line is named as one solution to increase the transmitted power. this paper introduces the results of a research project in which the upgrade of saravan-sooran double circuit transmission system from 63 kv to 230 kv is studied. in this context, the towers remain in their current locations, where the new structure of towers and insulators as well as ...

Journal: :international journal of smart electrical engineering 2015
iman ehsani alireza soofiabadi

this paper proposes an optimal transmission expansion planning (tep) which is based on determining share of each line in merchandizing surplus (ms) of system, determining by independent system operator (iso). the more share of a line in ms of system denotes the priority of a line for expansion. the procedure of determining ms of each line in a power system is based on determining the ms share o...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس 1381

آنتن های زیادی با سطح مقطع استوانه ای وجود دارند که در کنار یا روی آنها تعدادی عنصر تابنده با طول محدود وجود دارند. این ساختارهای تقریبا استوانه ای را می توان با روش ‏‏‎s2ds(spectrum of two dimensional solutions)‎‏ تحلیل نمود. به این ترتیب که با استفاده از تبدیل فوریه نسبت به محور استوانه (محور ‏‎z‎‏ )، مسئله الکترومغناطیس سه بعدی اینگونه آنتن ها را می توان بصورت عکس مسائل دو بعدی با تغییرات ها...

Journal: :Chaos 2004
B A Carreras V E Lynch I Dobson D E Newman

In order to study the complex global dynamics of a series of blackouts in power transmission systems a dynamical model of such a system has been developed. This model includes a simple representation of the dynamical evolution by incorporating the growth of power demand, the engineering response to system failures, and the upgrade of generator capacity. Two types of blackouts have been identifi...

2013
Mohamed Shalaby Mona Shokair Yaser S. E. Abdo

Cognitive radio is an emerging technology, which aims to upgrade the spectrum utilization by allowing the secondary users to operate at the spectrum bands vacated by the primary users. A cognitive radio system model was simulated and the performance of the energy detector was evaluated by using different wireless channel models. These models include Additive White Gaussian Noise (AWGN) model, R...

2006
D. M. Larruskain I. Zamora O. Abarrategui A. Iraolagoitia M. D. Gutiérrez

Electric power consumption, has been increasing uninterruptedly, being this increase specially accelerated in the last years. New power generators are been built, the installed power increases each year, thus it is necessary a way to transmit the bulk energy. Nowadays electric lines are saturated, they are reaching critical values of ampacity and sag. Therefore building new lines is necessary t...

Journal: :energy equipment and systems 0
rahmat aazami faculty of engineering, ilam university, ilam, iran hassan monsef faculty of ece, university of tehran, tehran, iran

this paper proposes a new method for transmission loss allocation. the share of each bus in the transmission line losses is determined using transmission line loss equations with respect to bus-injected currents. then, it is applied to the total network transmission lines. in the proposed method, comparing with other methods, a solution to remove the negative loss allocation has been introduced...

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