نتایج جستجو برای: modern distribution networks

تعداد نتایج: 1176955  

Journal: :مدیریت آب و آبیاری 0
میناسادات سیدجواد کارشناس ارشد مهندسی آبیاری و زهکشی، گروه مهندسی آبیاری و زهکشی، پردیس ابوریحان، دانشگاه تهران، پاکدشت، ایران محمود مشعل دانشیار گروه مهندسی آبیاری و زهکشی، مهندسی آبیاری و زهکشی، پردیس ابوریحان، دانشگاه تهران، پاکدشت، ایران

according to the low efficiency of irrigation and drainage networks and water distribution in iran, simulating water flow and sensitivity structures and networks is considered as a new approach to evaluate the performance hydroelectric projects in the country. in this study, because of reduced water supply and distribution, especially in downstream irrigation and drainage networks varamin to ev...

Journal: :محیط شناسی 0
محمدرضا جلیلی قاضی زاده استادیار دانشکده عمران، آب و محیط زیست، دانشگاه شهید بهشتی ضیاالدین ایدی دانشجوی دکتری سازه های هیدرولیکی، دانشگاه رازی

extended abstract abstract pressure management is an effective method for water demand management. for evaluation of the effects of pressure changes on leakage level of water networks, the favad equation is usually used. however, in this equation, exponent of pressure parameter (n) needs to be determined. for estimation of n, either some information about the leak opening is necessary or networ...

2006
J. E. Yukich

We consider a family of long-range percolation models (Gp)p>0 on Zd allowing dependence between edges and having these connectivity properties for p ∈ (1/d,∞): (i) the degree distribution of vertices in Gp has a power law distribution, (ii) the graph distance between points x and y is bounded by a multiple of logpd logpd |x − y| with probability 1 − o(1), and (iii) an adversary can delete a rel...

Journal: :Science and Education of the Bauman MSTU 2017

Journal: :The Asian review of World Histories 2016

2017
K. Premdeep Reddy Gowri Manohar

This manuscript explores feeder reconfiguration in distribution networks and presents an efficient method to optimize the radial distribution system by means of simultaneous reconfiguration. Network Reconfiguration of radial distribution system is a significant way of altering the power flow through the lines. This assessment presents a modern method to solve the network reconfiguration problem...

2014
Richard H. Frenkiel

Data dissemination or diffusion service is the process of distributing a certain amount of information to the users such as vehicle drivers or mobile users especially in wireless networks. It also plays a significant role in numerous applications of Vehicular Ad hoc Networks (VANETs). Data Dissemination problem has been addressed by many researchers so far in many contexts. This paper presents ...

Journal: :I. J. Network Security 2005
Cheng-Chi Lee

In 2000, Lee and Chang proposed a user identification scheme with key distribution preserving anonymity for distributed computer networks. Recently, Wu and Hsu pointed out that there are two weaknesses in the LeeChang scheme. They further not only proposed a new scheme to remedy the security leaks of the Lee-Chang scheme, but also reduced computation complexities and communication cost as compa...

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