PIPELINE STRESS ANALYSIS

Description

1. Theory:
2. Introduction to Pipeline Stress Analysis and Role of Stress Engineer.
3. Basic Stress concepts applicable in Stress Analysis.
4. Theories of Failure
5. Interpreting International Piping code equations, ASME B31.4, B31.8, AS-2885.
6. Theory behind load case formation.
7. Support types and their application.
8. Anchor block calculations and overview of its FEA calculation.
9. Pipe Span Calculation
10. Piping flexibility and Stress Intensification factor
11. Flange leakage analysis calculations
12. Protechtion against Soil Liquefaction: PGD and Buoyancy
13. Pipe buckling,
14. Pipeline Thickness calculations, Bend radius calculations.
15. Detail discussion of Buried Pipe behavior.
16. To understand significance of various soil properties like density, cohesive pressure,

friction angle etc.

16. Comparing various methods of analyzing buried pipe including American Lifeline Alliance Method.
17. Reading of alignmnet sheets
18. Reading of Station approach drawing.
19. Launcher /Reciever / Monolithic Insulation drawing checking
20. Unrestrained and Restrained pipeline concepts
21. Unrestrained length calculations.
22. Pipeline checklist

1. Practical:

A case study covering follwing aspects.

1. Introduction to CAESAR II software and its Configuration file etc.
2. Quick and effective techniques to model Buried pipe.
3. Buried Pipe analysis using Peng’s Method.
4. Buried Pipe Analysis using American Lifeline Alliance Method.
5. Buried Pipe analysis using manually calculated soil stiffness.
6. Load case formation
7. Mark up on Alignment sheets
8. Report formation