نتایج جستجو برای: multi objective reconfiguration

تعداد نتایج: 993730  

Journal: :Complex & Intelligent Systems 2022

Abstract Formation flight of unmanned aerial vehicles (UAVs) utilizes reconfiguration procedures to handle a variety emergencies, such as collision avoidance, malfunctions, fuel savings, and member replacement. As UAVs have limited computing power energy resources, it is necessary optimize the control inputs reduce distance travelled by while reducing costs during formation reconfiguration. In ...

Journal: :Journal of Japan Society for Fuzzy Theory and Intelligent Informatics 2021

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید باهنر کرمان - دانشکده فنی و مهندسی 1390

در این پایان نامه بهره برداری بهینه از ریزشبکه ها با در نظر گرفتن قیود کیفیت توان مورد بررسی قرار گرفته است. موضوع اصلی در بهره برداری بهینه ریزشبکه ها تعیین میزان تولید منابع تولید پراکنده مورد استفاده در ریزشبکه می باشد. برای در نظر گرفتن قیود کیفیت توان در این پایان نامه از شاخص میزان اعوجاج هارمونیکی ولتاژ کل ( thd ) استفاده شده است. در این پایان نامه مفاهیم جدیدی از کنترل ریزشبکه ها بصورت ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید مدنی آذربایجان - دانشکده فنی 1392

این تحقیق بر آن است تا با برنامه ریزی بهینه و کوتاه مدت منابع تولید پراکنده برای روز بعد در یک شبکه توزیع 85 باسه استاندارد با استفاده از الگوریتم ژنتیک، تلفات و هزینه انرژی تولیدی شبکه را کاهش داده و همچنین پروفیل ولتاژ را بهبود بخشد. در این تحقیق منابع تولید پراکنده شامل فتوولتاییک و توربین بادی و همچنین بار مصرفی در هر ساعت شبانه روز مدلسازی شده اند و بر اساس این مدلها، رنج تغییرات پارامترها...

Journal: :CoRR 2017
Qimin Xu Bo Yang Zhizhang Pan Feilong Lin Qiaoni Han Cailian Chen Xin-Ping Guan

Since the limited power capacity, finite inertia, and dynamic loads make the shipboard power system (SPS) vulnerable, the automatic reconfiguration for failure recovery in SPS is an extremely significant but still challenging problem. It is not only required to operate accurately and optimally, but also to satisfy operating constraints. In this paper, we consider the reconfiguration optimizatio...

Barati, Hassan , Darvishi, Poriya ,

Abstract: Since distribution networks have a large share of the losses in power systems, reducing losses in these networks is one of the key issues in reducing the costs of global networks, including issues Which has always been considered. In this thesis, the reconfiguration of the distribution network in the presence of distributed generation sources (DGs) with respect to two types of bus, P ...

Partial shading reduces the power output of solar modules, generates several peak points in P-V and I-V curves and shortens the expected life cycle of inverters and solar panels. Electrical array reconfiguration of PV arrays that is based on changing the electrical connections with switching devices, can be used as a practical solution to prevent such problems. Valuable studies have been perfor...

Journal: :iranian journal of oil & gas science and technology 2014
javid haddad reza mosayebi behbahani mohammadreza shishesaz

arguably, the natural gas transmission pipeline infrastructure in iran represents one of the largest andmost complex mechanical systems in the world. the optimization of large gas trunk lines known asigat results in reduced fuel consumption or higher capability and improves pipeline operation. in thecurrent study, a single-objective optimization was conducted for khormoj compressor station on t...

Journal: :international journal of transportation engineereing 2015
zohreh zahedian-tejenaki reza tavakkoli-moghaddam

today, transportation of hazardous materials (i.e., hazmat) is a very important issue for researchersdue to the risk of this transit, which should be considered for development of industries and transportation.therefore, a model that is useful should consider the risk and damage to humanitarianand environmental issues due to transit of hazmat materials. by considering the related cost, thereali...

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