پایان نامه برنامه ریزی توان راکتیو شبکه با در نظر گرفتن عدم قطعیت باربا استفاده از یک روش تکاملی

فهرست:

چکیده:.......................................................................................................................................................................................... 1

فصل اول.................................................................................................................................................................................... 2

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

1-2  طرح موضوع.......................................................................................................................................................................... 3

1-3  ساختار گزارش....................................................................................................................................................................... 3

فصل دوم توان راکتیو، ادوات تامین کننده و برنامه ریزی آن................................................................... 5

2-1  کلیاتی در تعریف توان راکتیو................................................................................................................................................. 5

2-2  وسایل تولید قدرت راکتیو..................................................................................................................................................... 5

2-2-1  ژنراتورهای سنکرون............................................................................................................................................................ 6

2-2-2  کندانسورهای سنکرون...................................................................................................................................................... 6

2-2-3  موتورهای سنکرون............................................................................................................................................................. 6

2-2-4  خازن.................................................................................................................................................................................... 6

2-2-5  محل نصب خازن............................................................................................................................................................... 10

2-2-6 خازن گذاری در جهت کاهش تلفات..................................................................................................................................... 11

2-3  علل تشدید نیاز به خازن گذاری در شبکه های ایران............................................................................................................. 12

2-4 پیشینه موضوع برنامه ریزی توان راکتیو.............................................................................................................................. 13

2-5 روش‌های مورد استفاده برای حل مساله برنامه‌ریزی توان راکتیو............................................................................................ 19

2-5-1 روش‌های تحلیلی (AM)........................................................................................................................................................ 20

2-5-2  روش‌های برنامه‌ریزی عددی (NP)........................................................................................................................................ 20

2-5-3 روش های اکتشافی (HM)................................................................................................................................................. 20

2-5-4  روش‌های هوش مصنوعی (AI)........................................................................................................................................... 21

2-5-5 روش‌های ترکیبی (AI)......................................................................................................................................................... 22

2-6  شرح مختصری بر برخی از الگوریتم‌های مبتنی بر هوش مصنوعی (AI).............................................................................. 24

2-6-1  الگوریتم (PSO)............................................................................................................................................................... 24

2-6-2 الگوریتم (GA).................................................................................................................................................................. 26

2-6-2-1 کدگذاری........................................................................................................................................................................ 26

2-6-2-2 ارزیابی............................................................................................................................................................................ 26

2-6-2-3 ترکیب............................................................................................................................................................................ 27

2-6-2-4 جهش............................................................................................................................................................................. 28

2-6-2-5 رمزگشایی..................................................................................................................................................................... 28

2-7  الگوریتم بهینه‌سازی مبتنی بر آموزش-یادگیری (TLBO)..................................................................................................... 29

2-7-1 مرحله مدرس..................................................................................................................................................................... 29

2-7-2  فاز یادگیرنده.................................................................................................................................................................... 30

2-8  طبقه بندى کارهای ارائه شده.............................................................................................................................................. 30

فصل سوم الگوریتم PSO.......................................................................................................................................... 33

3-1  مروری بر الگوریتم  PSO..................................................................................................................................................... 33

3-2  انواع توپولوژی ذرات............................................................................................................................................................... 34

3-2-1  توپولوژی ستاره ................................................................................................................................................................ 34

3-2-2  توپولوژی حلقه.................................................................................................................................................................. 34

3-2-3  توپولوژی چرخی................................................................................................................................................................. 35

3-3  روند الگوریتم PSO............................................................................................................................................................. 35

3-4  مراحل اجرای الگوریتم PSO................................................................................................................................................ 37

3-5 بررسی تاثیرات پارامترهای PSO............................................................................................................................................ 38

3-5-1 ثابت های شتاب................................................................................................................................................................. 38

3-5-2 تعداد ذرات ......................................................................................................................................................................... 38

3-5-3 حداکثر سرعت.................................................................................................................................................................. 39

3-5-4 وزن اینرسی........................................................................................................................................................................ 39

فصل چهارم......................................................................................................................................................................... 41

4-1 مقدمه.................................................................................................................................................................................. 41

4-2 چارچوب عملکرد مالک بهردار در مسئله برنامه ریزی خازن گذاری......................................................................................... 41

4-3 کاهش سناریو....................................................................................................................................................................... 46

4-4 الگوریتم پسروی کاهش سناریو........................................................................................................................................... 48

4-5- فرمول بندی ریاضی مسئله برنامه ریزی تصادفی خازن گذاری............................................................................................. 49

4-6مطالعات تحلیلی.................................................................................................................................................................. 58

فصل پنجم:......................................................................................................................................................................... 85

5-1 نتیجه گیری.......................................................................................................................................................................... 85

5-2 پیشنهادات............................................................................................................................................................................ 87

منابع انگلیسی........................................................................................................................................................................... 88

چکیده انگلیسی......................................................................................................................................................................... 94

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