پایان نامه یک روش بهینه‌ سازی پارامتر های پایدارساز های سیستم قدرت تک ماشینه

فهرست:

چکیده .....................................................................................................................

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فصل اول:مقدمه .......................................................................................................

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   1-1- پیشگفتار .............................................................................................................

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   1-2- نوسانات فرکانس پایین و ناپایداری سیگنال کوچک ..........................................

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   1-3- بهبود پایداری سیگنال کوچک با استفاده از تجهیزات کنترلی ............................

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   1-4- اهداف پروژه ......................................................................................................

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   1-5- سرفصل‌های پایان‌نامه .........................................................................................

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فصل دوم: مروری بر ادبیات گذشته و مدل سازی سیستم .........................................

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   2-1- مقدمه .................................................................................................................

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   2-2- فرضیات و تعریف‌های اساسی ...........................................................................

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   2-3- طبقه‌بندی پایداری سیستم قدرت .......................................................................

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       2-3-1- پایداری زاویه روتور ................................................................................

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   2-4- روش‌های بهبود پایداری سیگنال کوچک ...........................................................

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      2-4-1- پایدارساز سیستم قدرت ............................................................................

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          2-4-1-1- روش‌های خطی طراحی پایدارساز ..................................................

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          2-4-1-2- روش‌های غیرخطی طراحی پایدارساز.............................................

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   2-5- مدل سازی سیتم قدرت .....................................................................................     

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       2-5-1- ژنراتور سنکرون و اجزاء آن .....................................................................

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       2-5-2- محاسبه ضرایب مدل هفرون فیلیپس ........................................................

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       2-5-3- مدل فضای حالت .....................................................................................

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          2-5-3-1- مدل فضای حالت سیستم تک ماشین ..............................................

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   2-6- مدل بار ..............................................................................................................

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   2-7- پایدارساز سیستم قدرت  ........................................................................

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   2-8- الگوریتم جستجوی هارمونی ..............................................................................

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       2-8-1- مقدمه .......................................................................................................

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        2-8-2- ساختار روش حل  .................................................................................

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            2-8-2-1-تعیین اولیه مسئله و پارامترهای ......................................................

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            2-8-2-2- تعیین اولیه حافظه هارمونی ...........................................................

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            2-8-2-3- تولید هارمونی جدید بر اساس بداهه‌نوازی ..................................

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            2-8-2-4- بروز رسانی حافظه هارمونی .........................................................

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            2-8-2-5- بررسی ناحیه توقف ......................................................................

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       2-8-3- الگوریتم جستجوی هارمونی بهبود یافته  .....................................

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   2-9- نتیجه‌گیری ..........................................................................................................

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فصل سوم: معرفی روش پیشنهادی...........................................................................

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   3-1- مقدمه .................................................................................................................

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   3-2- شماتیک کلی روش‌ پیشنهادی ............................................................................

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   3-3- تحلیل مدال ........................................................................................................

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   3-4- توابع هدف برای بهینه سازی پارامترهای پایدارساز ...........................................

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      3-4-1- تابع هدف پیشنهادی ..................................................................................

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   3-5- تعیین پارامترهای اولیه الگوریتم..........................................................................

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   3-6- قیود تمامی توابع هدف ......................................................................................

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   3-7- مفروضات مسئله ................................................................................................

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   3-8- معرفی سیستم مورد مطالعه ................................................................................

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   3-9- ابزار شبیه سازی .................................................................................................

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   3-10- نتیجه گیری ......................................................................................................

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فصل چهارم: شبیه سازی و مطالعات عددی .............................................................

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   4-1- مقدمه .................................................................................................................

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   4-2- تحلیل پایداری سیگنال کوچک سیستم تک ماشین بدون پایدارساز ..................

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   4-3- تحلیل پایداری سیگنال کوچک سیستم تک ماشین با حضور پایدارساز ............

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   4-4- تنظیم پارامترهای سیستم قدرت 4 ماشینه  .........................................................

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   4-5- نتیجه‌گیری ..........................................................................................................

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فصل پنجم: نتیجه‌گیری و پیشنهادها .........................................................................

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   5-1- نتیجه‌گیری ..........................................................................................................

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   5-2- پیشنهادات برای ادامه کار ...................................................................................

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فهرست مراجع ................................................................................................................

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چکیده به زبان انگلیسی ...........................................................................................

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