Gömülü Petrol ve Gaz Boru Hatları İç Basınçı Parametrik Çalışması

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2014

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Department of Civil Engineering
Civil Engineering Department of Atılım University, this opportunity can be attained by two Master of Science programs (with thesis or non-thesis). These programs are divided into the following subdivisions: 1) Construction Management, 2) Materials of Construction, 3) Geotechnical Engineering, 4) Hydromechanics and Water Resources Engineering, 5) Structural Engineering and Mechanics, and 6) Transportation Engineering. So, you can find among these alternatives, a subdiscipline that focuses on your interests and allows you to work toward your career goals. Civil Engineering Department of Atılım University which has a friendly faculty comprised of members with degrees from renowned international universities, laboratories for both educational and research purposes, and other facilities like computer infrastructure and classrooms well-suited for a good graduate education.

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Bu çalışmada, gömülü petrol ve gaz boru hatlarında sıvı iç basıncı, statik yük altında farklı toprak durumlarındaki davranışı parametric olarak analiz edilmiştir. Çelik borunun tavan deplasmanı farklı toprak koşulları (yoğun kum, gevşek kum ve kil) vegömülme derinlikleri için uygulanan yüzey yükleri ile ilgili sayısal hesaplamalar yapılmıştır. Boruların mekanik davranış, iki boyutlu sonlu eleman metodu ile, PLAXIS-2D, analiz edilmiştir. Sonuçların bir kısmı analiz edilmiş ve değerlendirilmiştir. Bu bağlamda, sonuçlar doğrusal olmayan regresyon analizi ile modellenmiştir. Zemininetkisi (yoğun kum, gevşek kum ve kil), gömülme derinliği, malzeme (petrol ve gaz), uygulanan yükün konumu, borular, iç sıvı basıncı gibi borunun mekanik parametreleri (bitişik boru çapı ve boru duvar kalınlığı) araştırılmıştır. Aynı zamanda karşılaştırmalarda gerçekleştirilmiştir.
This study presents a parametric analysis of the behavior of buried oil and gas pipelines in different soil condition, subjected to static loading, where the influence of fluid internal pressures is taken into account. The crown steel pipe displacement has been computed numerically with respect to the applied surface loads for different burial depths of soil conditions (dense sand, loose sand and clay). The mechanical behavior of pipes is evaluated by means of a two- dimensional finite element method PLAXIS. A large number of the calculation results were analyzed and evaluated. On this basis, the results were fitted by non-linear regression analysis. This study is concerned with the effect of soil media (dense sand, loose sand and clay), burying depth, fluid materials (oil and gas), location of applied load, adjoin pipes, internal fluid pressure and mechanical parameters of pipe (such as pipe diameter and pipe wall thickness).Comparison was also carried out.

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İnşaat Mühendisliği, Civil Engineering

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139