فهرست:
فصل اول
مقدمه
1-1مقدمه. 2
1-2- ضرورت تحقیق.. 4
1-3- اهمیت فرایندهای جداسازی در صنایع نفت و گاز 7
1-4- مراحل انجام تحقیق.. 8
1-5- ساختار تحقیق.. 10
فصل دوم
دستگاههای متعارف جداسازی گاز مایع
2‐1- آشنایی با جداکنندههای ثقلی گاز – مایع. 12
2-2- انواع صفحات نم گیر. 15
2-2-1 افشانهها و مهها. 16
2-2-2 بازده جمعآوری. 19
2-2-3- صفحههای نمزدای تیغهای. 22
2-2-4- نمزدای توری سیمی. 25
2-2-5- قطرهگیرهای بستر الیافی. 28
فصل سوم
سیکلونهای استوانهای جداسازی گاز مایع
3-1- مروری بر فناوری سیکلون استوانهای گاز- مایع. 33
3-2- روش طراحی برای جداکنندههای GLCC.. 38
3-2-1 توسعه مدل طراحی. 38
3-2-2- راهنماییهای طراحی. 47
3-3 هیدرودینامیک جریان دو فاز در GLCC.. 49
3-3-1 شبیهسازی جریانهای دو فازی. 49
3-3-2 روش حجم سیال. 50
3-3-3- دیدگاه اولر- اولر. 50
3-3-4- دیدگاه اولری – لاگرانژی. 51
3-4- معادلات حاکم بر فاز گاز. 51
3-4-1- بقای جرم. 52
3-4-2- بقای ممنتوم. 52
3-4-3- معادله انرژی. 52
3-4-4- مدل تنشهای رینولدزی. 53
3-5- معادلات حاکم بر فاز قطره 54
3-6- نیروهای موثر. 54
3-6-1- نیروی درگ پایدار. 54
3-6-2- نیروهای جاذبه. 55
3-7- مدل تغییر فاز حرارتی.. 55
3-8- پدیدهی حمل مایع از بالا. 57
3-8-1 مروری بر مطالعات انجامگرفته. 57
3-8-2 برنامهی آزمایشگاهی. 61
3-8-3-پدیدههای فیزیکی. 65
3-8-4-نتایج تجربی. 68
3-9- تحلیل عبور از زیر گاز 69
3-9-1 مدلسازی مکانیسمی. 71
3-10- کاربردهای میدانی: 72
فصل چهار
نتایج
4-1-مقدمه: 77
4-2- بررسی استقلال از شبکه: 78
4-3- شرایط مرزی: 79
4-4- اعتبارسنجی مدل عددی: 79
4-5- شبیه سازی عددی و نتایج: 81
4-6- بهینه سازی.. 87
4-6-1- روش بهینه سازی. 87
4-6-2- نتایج بهینه سازی: 89
4-6-3- مقایسه بین مدل اولیه و مدل بهینه شده: 95
4-7- بررسی عملکرد سیکلون در درام بویلر. 95
4-7-1- نتایج حاصل از شبیه سازی عددی سیکلون در درام بویلر. 96
فصل پنجم
جمعبندی و پیشنهادها
5-1- مقدمه: 101
5-2- جمعبندی: 101
5-3- پیشنهادها: 102
منابع و مراجع. 103
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