JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Course Objectives:

• To understand the Subsea Development operations.
• To learn the hydraulic / equipment / system design considerations.
• To learn about the Process Control and power supply consideration.
• To understand the reliability issues & design challenges involving Subsea systems.

Course Outcomes:

• Able to do flow assurance calculations and size the piping & distribution system.
• Deliver the Equipment & System design required for a given Subsea Project Requirement.
• Anticipate reliability issues such as hydrate, wax formation, corrosion etc. during design

UNIT - I

Overall View of Subsea Engineering: Introduction – Subsea production Systems – Flow Assurance & System Engineering – Subsea Structures & Equipment – Subsea Pipelines. Subsea Field Development: Subsea Field Development Overview – Deepwater or Shallow-Water Development – Wet Tree & Drain Tree Systems – Subsea Tie-back Development – Stand-Alone Development – Artificial Lift methods and Constraints – Subsea Processing – Template, Clustered Well Systems & daisy Chain –Subsea Field development Assessment.

UNIT - II

Subsea Distribution System: Introduction – Design Parameters – SDS Component Design requirements. Installation & Vessels: Introduction – Typical Installation Vessels – Vessel requirements & selection – Installation Positioning & Analysis.

UNIT - III

Subsea Control: Introduction – Types of Control Systems – Topside Equipment – SCMMB – SCM – Subsea Transducers & Sensors – HIPPS – SPCS – IWOCS. Subsea Power Supply: Introduction – Electrical Power System – Hydraulic Power System.

UNIT - IV

Subsea System Engineering: Introduction – Typical Flow Assurance Process - System Design & Operability. Hydraulics: Introduction – Composition & Properties of Hydrocarbon – Emulsion – Phase Behaviour – Hydrocarbon Flow – Slugging & Liquid handling – Slug Catcher Design – Pressure Surge – Line Sizing. Heat Transfer & Thermal Insulation: Heat Transfer Fundamentals – U value – Steady State Heat Transfer – Transient Heat Transfer – Thermal management Strategy & Insulation.

UNIT - V

Hydrates: Introduction – Physics & Phase Behaviour – Hydrate Prevention – Hydrate Remediation – Hydrate Control Design Philosophies – Recovery of Thermodynamic Hydrate Inhibitors. Wax & Asphaltenes: Introduction - Wax - Wax Management – Wax remediation – Asphaltenes – Asphaltenes Control Design Philosophies. Subsea Corrosion & Scale: Introduction – Pipeline Internal Corrosion – Pipeline External Corrosion – Scales – Overview of Erosion & sand Management.

TEXT BOOKS:

• 1. Subsea Engineering Handbook, Yong Bai & Qiang Bai, Gulf Professional Publishing, New York, 2012.
• 2. Offshore Drilling and Completions Training Manual by Drill – Quip, Inc.
• 3. Manual on Subsea Technology by IOGPT, ONGC.