Tehran Oil Refinery

Tehran Refinery SSU
Tehran Refinery Sulphur Solidification Unit (2 X ZG 15)

National Iranian Oil Engineering & Construction-NIOEC assigned Ehsan Joint Venture as EPC contractor of this project. The EPC Contractor (EHSAN joint venture) consisting of ODCC, IGC, and Design & Inspection Engineering Co. The Project scope consisting of Licensed and Non-licensed units is as follows: 53,500 bpd Gas oil Desulfurization Unit, 28,000 bpd Kerosene Desulfurization Unit, 42 million CFD Hydrogen Plant, 35 MW Power Generation Plant, LPG Recovery, Sour Water Unit, Amine Treatment Unit, Sulfur Recovery Unit and Sulphur Solidification Unit.

Sulphur Solidification Unit

Capacity 720 tons per day
Method Granulation
Client Ehsan J.V. (OD&CC, IGC, D&I)
Delivery Date 2011
Status Completed
Location Tehran - Iran
Feed Liquid sulphur from SRU plant
Product Granulation (spherical shape)
Number of trains 2
Train capacity 15 Ton per hour / 360 Ton per day
Storage 2 X 250 tons = 500 ton silo
Handling Rubber belt conveyor
  • Granulator Drum
  • Cyclone Filter
  • Sulphur buffer tank
  • Liquid Sulphur Filter and pump group
  • Liquid sulphur transfer pump group
  • Granulated sulphur conveyors
  • Storage Silos
  • PLC controlling systems and instruments
  • MCC and switch gear