Cost- Benefit Analysis of Gas to Liquids Project for the South-Pars Gas Field of Iran

This paper presents an economic evaluation of gas to liquids (GTL) project using “South-Pars” gas field of Iran based on the latest actual performing GTL projects. Iran has the world’s largest reserves of natural gas and can satisfy the projected long-term market demand of GTL products which have lower pollution and higher quality than refinery products. The results of cost-benefit analysis show that GTL project in Iran is fully economical. Sensitivity analyses are conducted and the results show that the capital expenditure is the most sensitive factor in this project، followed by the price of crude oil and the price of feed gas respectively.