2._水下设施的工程设计Engineering_of_Subsea_Structures.pdfVIP

2. Engineering of Subsea Structures • Design inputs - Manifold piping design and layout - Typical Manifold PID - Manifold structural arrangement • Manifold design loading conditions • Typical manifold design methodology - Piping stress analysis - Piping layout - Structural design • Manifold lifting design • Manifold foundation design • Typical manifold design documentation Slide  1 Design Inputs –Manifold Piping Design and Layout • Client specifications • List of client supplied equipment • Production and Instrumentation Diagram (PID) • Equipment/piping component dimensions and weights • Water depth • Design temperature • Design pressure • Flow rates, chemical composition, sand • Pigging requirements (i.e. bend radius, barred Tees, minimum distance between fittings) • ROV access requirements Slide  2 Design Inputs –Typical Manifold Piping Instrumentation Diagram Slide  3 Design Inputs –Typical Hydraulically Actuated Valve Slide  4 Design Inputs – Manifold Structural Arrangement • Applicable design codes and regulations • Client specifications • List of client supplied equipment • Preliminary Piping Arrangement • Pipeline/flowline thermal expansion or loading • Jumper loading • ROV access requirements • Lifted weight restrictions • Structure dimensional restrictions • Metocean data, particularly seabed current for deepwater projects Slide  5 Manifold/Pile Interface