Package I

This package covers process trains, power plant, utilities and off site facilities and also product loading facilities which includes:

1- Gas treating unit

Feed gas coming from the upstream plant and the produced LPG is to be treated in this section which includes following process units:

  • Feed gas metering
  • Acid gas removal
  • Dehydration and mercaptans removal
  • Mercury removal
  • LPG sweetening
  • Sulfur recovery

2- Liquefaction unit

Dry sweet gas coming from gas treating units will be first fractionated to propane, butane and C5+ and the product LNG then will be produces. The process units of this section are as following:

  • Liquefaction
  • Refrigeration
  • Electrical driven compressors
  • Fractionation
  • Nitrogen removal and purification
  • Heat exchangers, Cold boxes and proprietary equipment

3- Combined cycle power plan

To meet the power demand of process units, a combined cycle power plant including five GTGs, five HRSGs and 2 STGs with an overall capacity of 1130 MW is designed.

4- Sulfur solidification, storage and loadin

The molten recovered sulfur from natural gas shall be solidified in the form of granules and transferred to the solid sulfur storage and to ship loading by conveyors.

5- Utilities and offsite facilities

Below are the main utilities and required offsite facilities of Iran LNG project:

  • Compressed air, instrument air and nitrogen
  • Fuel gas and diesel
  • Sea water, cooling water, desalinated water, demin water, fire fighting water, and drinking water
  • Steam and condensate
  • Buildings
  • Sea water intake and outfall
  • Flare system and the relevant networks e.g. wet gas, dry gas, LP sour gas, tank flare systems
  • Fire protection
  • Effluent Treatment System
  • Irrigation system
  • LNG and LPG rundown lines, loading lined and loading arms