نتایج جستجو برای: fuzzy control

تعداد نتایج: 1401973  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علم و صنعت ایران - دانشکده مهندسی عمران 1386

در این تحقیق کاربرد کنترل نیمه فعال فازی برای کاهش پاسخ های سازه های مجاور با پایه ثابت و با پایه جداسازی شده با استفاده از دمپرهای magnetorheological damper ) mr 1000kn به عنوان رابط بین دو سازه ارایه شده است علاوه بر آن از دمپرهای 20 تنی نیز به صورت همزمان با دمپرهای 1000kn در سازه بلندتر برای کاهش بیشتر پاسخ ها استفاده شده است کنترل سازه های کوپله نشان داده است که می تواند یکی از روشهای مطمی...

Journal: :Inf. Sci. 2000
Hao Ying Guanrong Chen

The theme of this Special Issue is on Analytical Theory of Fuzzy Control with Applications. The theoretical development covered in this issue is focused on mathematical analysis and rigorous design methods for fuzzy control systems. Introduced in 1974, fuzzy control, as an emerging technology targeting industrial applications, has added a promising dimension to the existing domain of convention...

2006
Ahmed TAHOUR Hamza ABID Abdel Ghani AISSAOUI Mohamed ABID

Fuzzy logic or fuzzy set theory is recently getting increasing emphasis in process control applications. This paper presents an application of fuzzy logic control (FLC) for switched reluctance motor (SRM) speed. The (FLC) technique finds its stronger justification in the utilization of a robust control law to model uncertainties. A fuzzy logic controller of the motor speed is then designed and ...

Journal: :IEEE Trans. Fuzzy Systems 1994
Kazuo Tanaka Manabu Sano

1 An approach to fuzzy control of nonlinear systems: Stability and design issues Wang, HO; Tanaka, K; Griffin, MF IEEE TRANSACTIONS ON FUZZY SYSTEMS 1029 STABILITY ANALYSIS AND DESIGN OF FUZZY CONTROL-SYSTEMS TANAKA, K; SUGENO, M FUZZY SETS AND SYSTEMS 1013 Fuzzy regulators and fuzzy observers: Relaxed stability conditions and LMI-based designs Tanaka, K; Ikeda, T; Wang, HO IEEE TRANSACTIONS ON...

2004
Stephen Chiu

substantial portion of the literature on fuzzy control deals with the use of fuzzy rules to implement nonlinear proportional-integral-derivative (PID) type control. As a result, many control engineers are led to believe that using fuzzy rules to implement nonlinear PID control is the prime use of fuzzy logic for control. However, when we examine commercial products in which fuzzy control is sai...

Journal: :Journal of Intelligent and Fuzzy Systems 2000
Anastasios D. Pouliezos D. Papadimitriou Georgios Tselentis

In this paper the effect on energy consumption and pollution of fuzzy automatic control of a rotary kiln is investigated. The computer-based fuzzy control system is installed at the Larko ferronickel plant in Larymna, Greece, by the Danish firm F .L. Smidth & Co. A/S. Operation characteristics for the manual operation against automatic control are defined and compared. Preliminary results show ...

2001
Mohammad Rohmanuddin

This paper presents the similarity of a class of adaptive fuzzy controllers and a time dependent single rule controller of TakagiSugeno (TS) model. The class of adaptive fuzzy controllers is one of iterative multilayer structure of single input fuzzy controllers (SIFC). On the other hand, in a time dependent single rule controller of TS model, only one rule can be fired at a time. The result mo...

Journal: :journal of mahani mathematical research center 0
m. khademi department of statistics, faculty of mathematics and computer science, shahid bahonar university of kerman, iran v. amirzadeh department of statistics, faculty of mathematics and computer science, shahid bahonar university of kerman, iran

there are many situations for statistical process in which we have both random and vagueinformation. when uncertainty is due to fuzziness of information, fuzzy statistical control charts play animportant role in the monitoring process, because they simultaneously deal with both kinds of uncertainty.dealing with fuzzy characteristics using classical methods may cause the loss of information and ...

Journal: :journal of electrical and computer engineering innovations 2016
jalal rostami monfared mehdi fazeli yaser lotfi

in this article, a speed control of dc motor is designed and illustrated using fuzzy logic-based programmable logic controller (plc). the dc motor is an attractive part of electrical equipment in many industrial applications requiring variable speed and load specifications due to its ease of controllability. the designed system is consisted of three main parts including programmable logic contr...

Journal: :international journal of communications and information technology 2011
m. shafei m. rezaei s. tavakoli f. mohanna

in this paper, we propose a new full-fuzzy video ratecontrol algorithm (rca) for variable bit rate (vbr) videoapplications. the proposed rca provides high qualitycompressed video with a low degree computational complexity.by controlling the quantization parameter (qp) on a picturebasis, it produces vbr video bit streams. the proposed rcahas been implemented on the jm h.264/avc video codec andth...

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