Course Details

Course Information Package

Course Unit TitleFUNDAMENTALS OF PIPELINE DESIGN
Course Unit CodeASOG402
Course Unit Details
Number of ECTS credits allocated5
Learning Outcomes of the course unitBy the end of the course, the students should be able to:
  1. Understand and describe the elements of oil and natural gas pipe design
  2. Know how to perform calculations for compressible and incompressible flows in pipes
  3. Know how to perform calculations for mechanical/geotechnical pipe design
  4. Describe and analyze the construction sequence for large oil and natural gas pipelines
  5. Describe and analyze the operating and maintenance principles of oil and natural gas pipelines
Mode of DeliveryFace-to-face
PrerequisitesAMEE202,AMEE304,ASOG301Co-requisitesNONE
Recommended optional program components - “Pipeline Design and Construction – A Practical Approach”, 2nd edition ASME Press (2003)
 - Saeid Mokhatab, William A. Poe, “Handbook of Natural Gas Transmission and Processing”, Gulf Professional Publishing (2012)
Course ContentsElements of Design
 - Function and types of Pipeline Systems for Liquid/Gas/Multi-phase flows.
 - Gathering, Transmission, and Distribution oil and gas pipeline systems.
 - Supply and Demand considerations, Design life, Capacity planning for Transmission and Distribution Systems, System Planning and facility build up. Project Economics and Planning. Route Selection, Legal and Land Survey, Environmental Considerations.

Hydraulics
 - Compressible and Incompressible Flows in Pipes. Phase envelopes, Flow regimes, dense phase flow, Friction and fitting losses, General Flow Equation, common steady state gas flow equations.
 - Pipeline packing; Heat transfer to surroundings; Pressure Drop calculations for single and looped lines.
 - Types of compressors, Thermodynamics of polytropic compression, gas cooling, Centrifugal compressor performance curves.
 - Hydraulic gradient, Types of pump, Fan laws, NPSH, Cavitation. Entry and exit losses
 - Internal coating, drag reduction additives, cost comparisons of oil and gas pipelines.

Mechanical/Geotechnical Design
 - Material Selection, HDPE, Aluminum, low carbon steels. Sour Service considerations, low temperature toughness requirements, fracture resistance calculations, weldability.
 - High Strength steels, significance of Y/T, post yield behaviour, constructability considerations. Weld strength over/under matching.
 - Oil and gas pipeline manufacturing techniques, Seamless, ERW, Spiral, UOE. Common material testing
 - Codes and Standards Pressure, thermal and combined loads, Pipe design methods (1) Working stress design, (2) Strain Based design, (3) Limit States Design.
 - Above and below ground design considerations, Pig launchers and receivers
 - Buoyancy calculations, Wheel loads, Road and rail crossings. Casing design, pull through loads for directional drilling.
 - Slope stability, surface drainage and ground movement monitoring.
 - Oil and gas pipeline external coatings selection. Cathodic Protection and design of ground beds.

Construction
 - The construction sequence for large oil and gas pipeline, clearing grading, trenching, stringing, welding etc; and for smaller pipe ploughing, joining techniques for HDPE and Aluminum pipe reels, explosive joining etc; Right of way calculations, salvage.
 - Automatic welding techniques single and dual tandem.
 - Oil and gas pipeline ultrasonic and radiographic inspection, records keeping, as built drawings and alignment sheets. Hydrostatic  testing, purging and commissioning of equipment. Ground bed Installation.

Operating and Maintenance
 - SCADA systems function and purpose in Pipeline Operation. Metering and Custody transfer. Nominations  process. Scheduling and batching multi product systems.
 - Planned oil and gas pipeline Maintenance Strategies, Reliability Centred Maintenance, Supply Chain management, Life cycle  calculations including abandonment.
 - High Consequence areas, Risk based Inspection. In Line Inspection Methods (Advantages and limitations). Direct  assessment methods including hydrotesting. Pipeline pigging. Repair methods.Units, Conversion Units
 - Pressure, Temperature, Concentration, Flow rate, Feeding basis of oil and gas pipelines.
 
Recommended and/or required reading:
Textbooks
  • John L. Kennedy, “Oil and Gas Pipeline Fundamentals”, PennWell Books (1993)
References
  • E. Shashi Menon, “Gas pipeline hydraulics”, Taylor & Francis (2013)
  • E.W. McAllister (Author), “Pipeline Rules of Thumb Handbook” (2013)
  • E. Shashi Menon (Author), “Pipeline Planning and Construction Field Manual” (2011)
  • Thomas O. Miesner (Author), William L. Leffler (Author), “Oil & Gas Pipelines in Nontechnical Language (2006)
Planned learning activities and teaching methodsThe taught part of course is delivered to the students by means of lectures and video presentations, conducted with the help of computer. Lecture notes and presentations will be available through the web for students to use in combination with the textbooks.
Lectures will be supplemented by homework assignments and readings. 
Assessment methods and criteria
Assignments20%
Midterm Exam20%
Final Exam60%
Language of instructionEnglish
Work placement(s)NO

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