نتایج جستجو برای: wecs
تعداد نتایج: 467 فیلتر نتایج به سال:
Accurate evaluations of the available and technically exploitable wave energy resources are fundamental to optimise design implementation converters in marine environment. However, long-term resource assessments have been primarily conducted for large-scale devices offshore energetic locations, thus ignoring onshore sites such as harbours with easier access, installation accessibility devices. ...
Motivated by the increasing concerns over environmental challenges such as global warming and exhaustion of fossil-fuel reserves, renewable energy industry has become most sought-after source electrical production worldwide. In this context, wind conversion systems (WECS) are one dominant fastest-growing technologies, playing an increasingly vital role in power generation. To meet growing deman...
This paper reports on the design and implementation in DSP as hardware loop of a nonlinear control strategy for grid-connected variable speed wind turbine using doubly fed induction generator (DFIG). The objective this work is to build real-time hybrid approach combining Backstepping sliding mode strategies DFIG used energy conversion systems (WECS). results are discussed qualitative quantitati...
This paper presents the review of the Doubly fed Induction Generator (DFIG) based Wind Energy Conversion System (WECS). Basically the various challenges of the grid connected DFIG based wind turbine has been highlighted in this review. Nonlinear model of wind turbine with DFIG configuration are explained and a 1.2 MW, 50 Hz, 6 pole DFIG simulated using MATLAB/SIMULINK. Some important control is...
The residential load is one of the largest consumers electric energy in Libya that could be supplied by renewable energies. Renewable technologies and systems can a good solution to build “Zero Energy Buildings”. A zero-energy house proposed for Maqrun city. It intended use wind turbine with batteries as storage system supply demand this house.The average daily estimated 35 kWh/day. Two WECS we...
The Switched Reluctance Generator (SRG) has been widely studied for Wind Energy Conversion Systems (WECS). However, a major drawback of the SRG system adopting conventional control is slow response DC link voltage controller. In this paper, Proportional Resonant (PR) strategy proposed to output improve fast response. model high non-linearity, which makes design controllers difficult task. For r...
به دلیل افزایش قیمت نفت و کاهش سوختهای فسیلی، استفاده از منابع انرژی تجدیدپذیر به سرعت در حال گسترش است. علاوه بر این، مصرف زیاد سوختهای فسیلی مرسوم، خطرات زیست محیطی جدی مانند گازهای گلخانهای، باران اسیدی و آلودگی هوا به ارمغان میآورد. از میان انرژیهای تجدیدپذیر، باد به دلیل ظرفیت تولید توان بالا با استقبال زیادی روبرو شده است. با توجه به قوانین فیزیکی، توربینهای بادی تنها میتوانند حداکثر 60%...
The oscillating water column wave energy converter (OWCWEC) is an established device which produces electricity by causing an ocean wave to drive air through a turbine. A system to control the operation can improve the device’s performance. In varying sea conditions, different objectives for control may be appropriate. For example, in some seas the controller might shut off the plant because th...
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