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Installation Engineering of Infield Pipelines
South Pars Gas Field Development Phases 17 & 18
The South Pars Gas Field Development Phases 17 & 18 play a crucial role in Iran’s energy expansion, producing 1,000 MMSCFD of natural gas per phase to support the country’s growing energy demands. Located 105 kilometers southwest of Assaluyeh in the Persian Gulf, this development—led by the National Iranian Oil Company (NIOC)—focuses on the efficient extraction and transportation of offshore gas and condensate.
Read more . . .As part of this initiative, Delta Offshore Technology was entrusted with the installation engineering for the infield pipelines, ensuring a seamless and efficient transfer of raw offshore products between platforms. By implementing cutting-edge engineering solutions, route optimization, and advanced risk mitigation strategies, Delta Offshore Technology successfully delivered a robust offshore pipeline infrastructure, reinforcing its position as a leader in offshore energy projects.
Project Overview
Project Overview
Commissioned by SADRA, Delta Offshore Technology successfully delivered the installation engineering for infield pipelines as part of the South Pars Gas Field Development, Phases 17, and 18. The South Pars Field, located 105 kilometers southwest of Assaluyeh in the Persian Gulf, Iran, is under development to produce gas and condensate to meet the nation’s energy demands.
Read more . . .This development, led by the National Iranian Oil Company (NIOC), enables a gas production capacity of 1,000 MMSCFD per phase, significantly contributing to Iran’s energy infrastructure. The project involved the installation of two infield pipelines designed to transfer 2 x 500 MMSCFD of raw offshore products.
Delta Offshore Technology’s Scope of Work
Delta Offshore Technology’s Scope of Work
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Infield Pipeline Specifications:
- Pipeline 1: A 7.4 km, 18-inch pipeline connecting platforms SPD25 and SPD24.
- Pipeline 2: A 19.4 km, 20-inch pipeline connecting platforms SPD26 and SPD23.
- Both pipelines are designed to transport raw offshore products to the central processing platforms, ensuring efficient gas and condensate transfer. Each infield pipeline also features a 4 inch piggyback Line for transporting MEG.
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Installation Engineering:
Delta Offshore Technology provided comprehensive installation engineering services, offering innovative and efficient solutions tailored to the project's requirements. Key engineering activities included:
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- Route Optimization: Detailed analysis to determine the most efficient and safe pipeline routes, considering seabed conditions and environmental factors.
- Engineering Calculations: Advanced simulations for stability, tension, and load distribution during installation. Read more . . .
- Installation Methodology Development: Tailored strategies to ensure precise and efficient pipeline installation in challenging offshore environments.
- Risk Assessment and Mitigation: Comprehensive risk analysis to address operational challenges and environmental concerns.
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Project Leadership:
Delta Offshore Technology acted as the leader of the joint venture, managing a cohesive front-end engineering team to ensure the seamless execution of the infield pipeline installation engineering project.
Project Challenges and Solutions
Project Challenges and Solutions
- Offshore Conditions: Offshore Conditions: The pipelines’ routes traversed varying seabed terrains, requiring precise engineering solutions to ensure long-term operational stability. Read more . . .
- Operational Efficiency: Operational Efficiency: Delta Offshore Technology’s innovative methodologies minimized installation time while maintaining the highest safety and quality standards.
Project Outcome
Project Outcome
Delta Offshore Technology successfully delivered the installation engineering services for the infield pipelines, meeting all client requirements and ensuring timely project delivery. The project supported the seamless transfer of raw offshore products, contributing to the efficient operation of South Pars Phases 17 and 18.
Read more . . .This project underscores Delta Offshore Technology’s expertise in offshore pipeline installation engineering and its commitment to delivering innovative, high-quality solutions for large-scale energy infrastructure developments.