مروری بر روش‌های کاهش گرانروی نفت خام سنگین با استفاده از نانوکاتالیست‌ها و سایر روش‌ها

نوع مقاله : مقاله مروری

نویسندگان
آرمین ثابت قدم اصفهانی 1، 2
یگانه داودبیگی 3
رویا باغستانی 4
سیدمحمود لطیفی 5
1 دانشجوی دکتری، دانشکده مهندسی مکانیک، دانشگاه صنعتی اصفهان، اصفهان، ایران
2 شرکت گاز استان هرمزگان، صندوق پستی ۷۹۱۵۹۹۶۴۸۹، بندرعباس، ایران
3 استادیار، گروه مهندسی شیمی، دانشکده مهندسی شیمی و نفت، دانشگاه هرمزگان، بندرعباس، ایران
4 کارشناسی ارشد، گروه مهندسی ایمنی و بازرسی فنی، دانشکده مهندسی شیمی و نفت، دانشگاه هرمزگان، بندرعباس، ایران
5 دانشجوی کارشناسی ارشد، گروه مهندسی خوردگی و حفاظت از مواد، پردیس دریاساحلی، دانشگاه صنعتی امیرکبیر، بندرعباس، ایران
چکیده
نفت خام سنگین به دلیل گرانروی بالا، استخراج و حمل‌ونقل دشواری دارد که نیازمند روش‌های کارآمد کاهش گرانروی است. این مطالعه مروری، تکنیک‌های مختلفی را با تمرکز بر نانوکاتالیست‌ها ارزیابی می‌کند. نانوکاتالیست‌هایی مانند نانوسیلیکا، نانونیکل، نانواکسید آهن و نانوکربن، کاهش چشمگیری در گرانروی (تا ۹۹ درصد در شرایط آزمایشگاهی) از طریق تسهیل واکنش‌های شیمیایی و تجزیه مولکولی نشان داده‌اند. کارایی آن‌ها با ترکیب با فناوری‌هایی مانند گرمایش مایکروویو و امواج فراصوت افزایش می‌یابد. با وجود پتانسیل بالا، نانوکاتالیست‌ها با چالش‌هایی نظیر پایداری در شرایط عملیاتی، هزینه‌های تولید بالا و مشکلات بازیابی مواجه هستند. روش‌های جایگزین مانند رویکردهای زیست‌فناوری با استفاده از امولسیون ‌کننده‌های باکتریایی، راه‌حل‌های دوستدار محیط‌زیست با کاهش ۶۰-۸۰ درصد گرانروی ارائه می‌دهند. تحقیقات آینده بر بهبود پایداری کاتالیست‌ها، توسعه کاتالیست‌های زیست‌سازگار و یکپارچه‌سازی با هوش مصنوعی برای بهینه‌سازی فرآیندها تمرکز خواهد داشت. این مطالعه مروری، مزایای اقتصادی و زیست‌محیطی روش‌های مبتنی بر نانوکاتالیست را برجسته می‌کند و بر لزوم تحقیقات مداوم برای غلبه بر چالش‌ها و تسهیل کاربرد صنعتی تأکید دارد.

کلیدواژه‌ها

موضوعات

عنوان مقاله English

A Review of Heavy Crude Oil Viscosity Reduction Methods Using Nanocatalysts and Other Techniques

نویسندگان English

Armin Sabetghadam-Isfahani 1 2
Yegane Davoodbeygi 3
Roya Baghestani 4
Seyyed Mahmood Latifi 5
1 Ph.D. Student, Faculty of Mechanical Engineering, Isfahan University of Technology, Isfahan, Iran
2 Hormozgan Province Gas Company (HPGC), Bandar Abbas, Iran
3 Assistant Professor, Department of Chemical Engineering, Faculty of Chemical and Petroleum Engineering, University of Hormozgan, Bandar Abbas, Iran
4 M.Sc., Department of Safety Engineering and Technical Inspection, Faculty of Chemical and Petroleum Engineering, University of Hormozgan, Bandar Abbas, Iran
5 M.Sc. Student, Department of Corrosion and Materials Protection Engineering, Daryasahili Campus, Amirkabir University of Technology, Bandar Abbas, Iran
چکیده English

Heavy crude oil, due to its high viscosity, poses difficulties in extraction and transportation, necessitating efficient methods for viscosity reduction. This review study evaluates various techniques, with a focus on nanocatalysts. Nanocatalysts such as nanosilica, nanonickel, nano iron oxide, and nanocarbon have shown significant reductions in viscosity (up to 99% under laboratory conditions) through facilitating chemical reactions and molecular breakdown. Their efficiency is enhanced when combined with technologies such as microwave heating and ultrasonic waves. Despite their high potential, nanocatalysts face challenges such as stability under operational conditions, high production costs, and recovery issues. Alternative methods, such as biotechnological approaches using bacterial emulsifiers, offer environmentally friendly solutions with viscosity reductions of 60-80%. Future research will focus on improving catalyst stability, developing environmentally friendly catalysts, and integrating with artificial intelligence for process optimization. This review highlights the economic and environmental benefits of nanocatalyst-based methods and emphasizes the need for ongoing research to overcome challenges and facilitate industrial application.

کلیدواژه‌ها English

Viscosity
Heavy Crude Oil
Nanocatalyst
Advanced Methods
Nanocatalyst synthesis
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