نتایج جستجو برای: control system

تعداد نتایج: 3258750  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی خواجه نصیرالدین طوسی - دانشکده مهندسی برق 1382

در رویات های صنعتی وزن زیاد رابط ها باعث بالا رفتن ابعاد محرک های مورد نیاز می شود و همچنین انرژی مصرفی را بسیار بالا می برد، در جاهاییکه امکان انتقال این ابزار وزین وجود ندارد. یا نمی توان انرژی مورد نیاز بازو را تأمین کرد، از بازوهای انعطاف پذیر استفاده می شود. این سیستم ها از بعد بی نهایت هستند و تحت تأثیر اغتشاش های خروجی و یا سیگنال های مرجع بزرگ، به شدت دستخوش تغییر خواهند شد. به دلیل مده...

Control Chart Patterns (CCPs) recognition is one the most important concepts in control chart application. Relating the patterns exhibited on the control chart to assignable causes is an ambiguous and vague task especially when multiple patterns co-exist. In this study, a fuzzy rule-based system is developed for X ̅ control charts to prioritize the control chart causes based on the accumulated e...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده فنی مهندسی 1389

the poor orientation of the restaurants toward the information technology has yet many unsolved issues in regards to the customers. one of these problems which lead the appeal list of later, and have a negative impact on the prestige of the restaurant is the case when the later does not respond on time to the customers’ needs, and which causes their dissatisfaction. this issue is really sensiti...

Journal: :journal of advances in computer research 2010
pooya davari

in many active noise control (anc) applications, an online secondary pathmodelling method that uses a white noise as a training signal is required. this paperproposes a new feedback anc system. here we modified both the fxlms and thevss-lms algorithms to raised noise attenuation and modelling accuracy for theoverall system. the proposed algorithm stops injection of the white noise at theoptimum...

Journal: :journal of artificial intelligence in electrical engineering 2012
ali ahmadian masoud aliakbar golkar

the aim of this paper is to investigate a novel approach for output feedback damping controller design ofstatcom in order to enhance the damping of power system low frequency oscillations (lfo). the design ofoutput feedback controller is considered as an optimization problem according with the time domain-basedobjective function which is solved by a honey bee mating optimization algorithm (hbmo...

Journal: :journal of computer and robotics 0
zinat asadi faculty of mechanical engineering takestan branch, islamic azad university qazvin, iran ahmad fakharian faculty of electrical, biomedical and mechatronic engineering qazvin branch, islamic azad university qazvin, iran

this paper investigates on control and stabilization of a new hyperchaotic system. the hyperchaotic system is stabilized using a new technique which called generalized backstepping method (gbm). because of its similarity to backstepping approach, this method is called gbm. but, this method is more applicable in comparison with conventional backstepping.  backstepping method is used only for sys...

Journal: :journal of agricultural science and technology 0
k. sabanci department of electrical and electronics engineering, faculty of engineering, karamanoglu mehmetbey university, p.o. box: 70100, karaman, turkey. c. aydin department of agricultural machinery, faculty of agriculture, selcuk university, p. o. box: 42100, konya, turkey.

while weeds in sugar beet farming reduce crop yield and quality, they also lead to higher labor and material losses. in recent years, in order to eliminate or reduce the damage caused by weeds in sugar beet farming, weed control has gained importance. to this end, various studies have been conducted on robotic weed control by detecting weeds using image processing algorithms and hoeing or spray...

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