1.0.1 This code is formulated with a view to comply with the current related guideline and policies in the design of oil transportation pipeline engineering, ensure the design quality, improve the design level, so as to make the engineering reach state-of-art technology, economic feasibility, operation safety and reliability, management and maintenance convenience.
1.0.2 This Code is applicable to the design of land-based construction, extension or reconstruction of crude oil, products and liquid LPG pipeline transportation engineering.
1.0.3 Design of oil transportation pipeline engineering shall reasonably select the design parameters based on the pipeline construction, operation experience and advanced scientific and technological achievements absorption from both abroad and home, so as to optimize the design.
1.0.4 Design of oil transportation pipeline engineering shall not only comply with this Code, but shall also comply with the provisions of current relevant compulsory standards of the nation.
1. General
2. Terms
3. Transportation Process of Oil Pipeline System
3.1 General rules
3.2 Crude oil pipeline system transportation process
3.3 Product pipeline system transportation process
3.4 Liquid LPG pipeline system transportation process
4. Line
4.1 Line selection
4.2 Pipe laying
4.3 Outside corrosion control and insulation of pipeline
4.4 Line block valve
4.5 Pipeline anchor
4.6 Pipeline markers
5. Structural Design of Oil Transportation Pipeline, Pipe Accessories and Backup Piece
5.1 Load and acting force
5.2 Permissible stress
5.3 Material
5.4 Wall thickness calculation of oil transportation pipeline and structural design of pipe accessories
5.5 Pipeline strength check
5.6 Rigidity and stability of pipeline
6. Oil Transport Station
6.1 Station location and general layout
6.2 Station process flow
6.3 Process equipment of crude oil pipeline stations
6.4 The process equipment on the product pipeline stations
6.5 Process equipment of liquid LPG pipeline stations
6.6 Corrosion control and insulation of pipeline and equipments in the station
6.7 Power supply and distribution in the station
6.8 Water supply, drainage and fire-fighting of the station
6.9 Heating ventilation and air conditioning
6.10. Instrument and control system
7. Pipeline Supervisory Control
7.1 General Requirements
7.2 Control Center and Master Computer System
7.3 Station control system
8. Communication
9. Welding, Welding Inspection and Pressure Test
9.1 Welding and inspection
9.2 Pressure test
10. Health, Safety and Environment
11. Energy Conservation
Appendix A: Test itmes of general physicochemical property of crude oil
Appendix B: Test item of rheological property of crude oil
Appendix C: Calculation of hydraulic resistance coefficient (λ)
Appendix D: Calculation for the hydraulic friction of power-law fluid pipeline section
Appendix E: Strength design factor of pipelines for liquefied petroleum gas (LPG) at liquid state
Appendix F: Butt-welded joints of two pipe ends with different wall thicknesses
Appendix G: Adoption of pipe fittings
Appendix H: Factor of flexibility and stress intensity
Appendix J: Radial deformation calculation of steel pipe
Appendix K: Critical axial force and bending radius calculation at the moment oil pipeline begins to become unbalanced
Explanation of Wording
1.0.1 This code is formulated with a view to comply with the current related guideline and policies in the design of oil transportation pipeline engineering, ensure the design quality, improve the design level, so as to make the engineering reach state-of-art technology, economic feasibility, operation safety and reliability, management and maintenance convenience.
1.0.2 This Code is applicable to the design of land-based construction, extension or reconstruction of crude oil, products and liquid LPG pipeline transportation engineering.
1.0.3 Design of oil transportation pipeline engineering shall reasonably select the design parameters based on the pipeline construction, operation experience and advanced scientific and technological achievements absorption from both abroad and home, so as to optimize the design.
1.0.4 Design of oil transportation pipeline engineering shall not only comply with this Code, but shall also comply with the provisions of current relevant compulsory standards of the nation.
Contents of GB 50253-2003(2006)
1. General
2. Terms
3. Transportation Process of Oil Pipeline System
3.1 General rules
3.2 Crude oil pipeline system transportation process
3.3 Product pipeline system transportation process
3.4 Liquid LPG pipeline system transportation process
4. Line
4.1 Line selection
4.2 Pipe laying
4.3 Outside corrosion control and insulation of pipeline
4.4 Line block valve
4.5 Pipeline anchor
4.6 Pipeline markers
5. Structural Design of Oil Transportation Pipeline, Pipe Accessories and Backup Piece
5.1 Load and acting force
5.2 Permissible stress
5.3 Material
5.4 Wall thickness calculation of oil transportation pipeline and structural design of pipe accessories
5.5 Pipeline strength check
5.6 Rigidity and stability of pipeline
6. Oil Transport Station
6.1 Station location and general layout
6.2 Station process flow
6.3 Process equipment of crude oil pipeline stations
6.4 The process equipment on the product pipeline stations
6.5 Process equipment of liquid LPG pipeline stations
6.6 Corrosion control and insulation of pipeline and equipments in the station
6.7 Power supply and distribution in the station
6.8 Water supply, drainage and fire-fighting of the station
6.9 Heating ventilation and air conditioning
6.10. Instrument and control system
7. Pipeline Supervisory Control
7.1 General Requirements
7.2 Control Center and Master Computer System
7.3 Station control system
8. Communication
9. Welding, Welding Inspection and Pressure Test
9.1 Welding and inspection
9.2 Pressure test
10. Health, Safety and Environment
11. Energy Conservation
Appendix A: Test itmes of general physicochemical property of crude oil
Appendix B: Test item of rheological property of crude oil
Appendix C: Calculation of hydraulic resistance coefficient (λ)
Appendix D: Calculation for the hydraulic friction of power-law fluid pipeline section
Appendix E: Strength design factor of pipelines for liquefied petroleum gas (LPG) at liquid state
Appendix F: Butt-welded joints of two pipe ends with different wall thicknesses
Appendix G: Adoption of pipe fittings
Appendix H: Factor of flexibility and stress intensity
Appendix J: Radial deformation calculation of steel pipe
Appendix K: Critical axial force and bending radius calculation at the moment oil pipeline begins to become unbalanced
Explanation of Wording
