Shazand Imam Khomeini Refinery Expansion & Upgrading

Project Details
National Iranian Oil Engineering & Construction Co.
Project Location:
Shazand Arak, Iran
249,100 BPSD
Technical Category:
Petroleum Refining
Services Performed:
Engineering, Procurement, Construction
Axens, UOPL, RIPI, Technip BV, KTI
Sazeh, SEI, ODCC
Project Status:
Completed and in Operation


The project intends to implement an expansion revamp and products upgrading and also to investigate the impacts of this revamp and expansion on the overall operation of existing units and facilities of ARAK Refinery.

In order to achieve the following objectives, revamp of the existing facilities such as Crude atmospheric Distillation and Vacuum Distillation Units (CDU/VDU) and adding the new process units are implemented.

(1)   Maximize gasoline production with achieving the products meeting EU2005 specification.

(2)   Increase throughput of CDUs from 150,000 BPSD to 249,100 BPSD by installing a new 80,000 BPSD CDU (existing CDU can process 169,100 BPSD as proven by current operation)

(3)   Produce kerosene, diesel and fuel oil products in compliance with new environmental regulation

The outline of the process units is summarized below:

  1. Crude distillation unit(CDU2)
  2. RFCC
  3. RCD
  4. NHT2/OCT.
  5. ISOM
  6. KHT
  7. GHT
  8. CGH
  10. PRU
  11. HPU2
  12. Amine
  13. Sour Water
  14. Sulfur recovery and solidification
  15. Flare
  16. Tankage
  17. Interconnecting