Pipelines and Risers (OFF520)

The course gives fundamental knowledge about design, construction and maintenance of pipelines and risers.


Course description for study year 2025-2026. Please note that changes may occur.

See course description and exam/assesment information for this semester (2024-2025)
Facts

Course code

OFF520

Version

1

Credits (ECTS)

5

Semester tution start

Spring, Autumn

Number of semesters

1

Exam semester

Spring, Autumn

Language of instruction

English

Offered by

Content

NB! This is an elective course and may be cancelled if fewer than 10 students are enrolled by August 20th for the autumn semester.

Pipelines Wall thickness selection. Material selection. Local and global buckling of pipes. Hyrodynamics of pipelines. Pipe/soil interaction. On-bottom stability. Vortex shedding induced vibrations, fatigue. Interaction with Fishing gear. Installation of pipelines. Tie-in methods. Operational aspects of pipelines, inspection, maintenance and repair. Pipeline defect assessment. Pipeline Bundles. Deep water risers.

Learning outcome

By completing this course, students will gain the following knowledge, skills and general competencies in:

  • Gain an understanding of pipeline routing
  • Can perform pipeline hydraulics calculations to estimate pipe diameter to the acceptable pressure drop
  • Can perform pipeline structural design calculations for internal and external pressure and longitudinal stress due to temperature and pressure
  • Can perform On-bottom stability of pipeline calculations
  • Gain an understanding into material selection, welding and ECA
  • Can perform Buckling of Pipeline and Pipeline walking calculations
  • Gain an understanding into Pipeline installation
  • Gain an understanding into Riser design and advanced riser system issues

Required prerequisite knowledge

None

Recommended prerequisites

Knowledge within mathematics and mechanics (theory of elasticity, static and dynamic analysis) corresponding to requirements for master students.

Exam

Form of assessment Weight Duration Marks Aid
Written exam 1/1 3 Hours Letter grades Valid calculator

Written exam on paper.

Course teacher(s)

Course teacher:

Daniel Nalliah Karunakaran

Head of Department:

Mona Wetrhus Minde

Method of work

Lectures and exercises.

Overlapping courses

Course Reduction (SP)
Pipelines and risers (MOK160_1) 5

Open for

Admission to Single Courses at the Faculty of Science and Technology
Structural and Mechanical Engineering - Master of Science Degree Programme Marine and Offshore Technology - Master of Science Degree Programme
Exchange programme at Faculty of Science and Technology

Admission requirements

Must meet the admission requirements of one of the study programmes the course is open for.

Course assessment

The faculty decides whether early dialogue will be held in all courses or in selected groups of courses. The aim is to collect student feedback for improvements during the semester. In addition, a digital course evaluation must be conducted at least every three years to gather students’ experiences.

Literature

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