C4+ Product Pipeline to Qatar Petroleum Company (QAPCO) for Linera Alkyl Benzene (LAB) Project, Qatar

The project scope is detailed design and engineering services for new pipeline for export of Q-CHEM C4+ product (Butane and Heavier) to QAPCO for further processing to feedstock for the LAB project.

The project scope is summarized in the following sections:

• Segregation of Streams 402 and 529 from the C4+ Product
• Replacement of the Existing Liquid Fuel Transfer Pumps
• Flow Control of the C4+ Product to QAPCO, Using the Existing 02-FV-41932
• C4+ Product from the Boiler Tie-in to Pipeline Tie-in
• A new 3” pipeline from Q-CHEM to QAPCO
• Connections for mobile pig launchers/receivers

Services provided

• Project Management and Administration
  • All project procedures related to the project programme, scheduling, reporting, etc.
  • Project meetings and follow up as it might be required.
  • Project Administration.
  • Preparation of the Documents Control Schedules, Drawing Registers, Time Schedule, etc. as required by Tender Documents.
• Site Survey
  • Site Visits, Data Collection and Preparation of Worksite Survey Report.
  • Detailed Design Scope
  • On plot piping design
  • Offplot 5.7km 3” pipeline designPipeline stress analysis by means of CAESAR II software
  • Hydraulic analysis
  • All associated electrical, civil, loss prevention and I&C works

• “As-Built” Drawings
  • Preparation of “As-Built” drawings as per red-marked AFC drawings, stamped and approved by QP

Technical data

The pipeline parameters:

• Nominal Diameter (mm) 88.9
• Approximate Length (km) 5.7
• Flowrate 100 tpd (max. 5203 kg/h-125 tpd) Corrosion Allowance (mm) 3.12
• Design Pressure, Bar(g) 48.3
• Design Temperature oC 58.1 (Max. Operating Temperature)
• Pigging Requirements Intelligent
• Pipeline Construction Type Above Ground, Partially Buried
• Insulation Yes; Hot ; 11/2"

Client

Al Yasr Townsand & Bottum (AYTB) / Qatar Chemical Company (Q-Chem), Qatar