recently, due to the very good market in ethane as a feedstock for petrochemical complexes, thereare some plans to make a deep ethane recovery from the gases produced in iran southern fields. inthis work, the feasibility of different technologies for deep ethane recovery from a specified feed gasproduced in one of the iran southern fields is reviewed. three different processes are selected ands...

They suggest that increased importance be attached to the pre-investment phase as a project will succeed, or fail, on the marketing, technical, financial and economic findings and their interpretation, particularly at this stage. The pre-investment phase comprises; ➤ Identification of investment opportunity ➤ Analysis of project alternatives ➤ Preliminary project selection ➤ Pre-feasibility and...

The present study aimed at ranking and selecting the superior geothermal project for hydrogen production in 14 provinces of Iran using a multi-objective optimization fuzzy hybrid approach through analyzing the ratio (fuzzy Moora) and expanded entropy weighting method. In this research, the extended entropy weighing method and the Fuzzy-Moora approach were utilized to weigh the criteria and proj...

BACKGROUND A surveillance system helps to detect epidemics and the pattern of the incidence of the problems in the community and is important for evidence based decision making. This study was conducted to determine the feasibility of the Pregnancy Risk Assessment Monitoring System (PRAMS) in Iran. METHODS PRAMS feasibility was assessed in a cross-sectional study in the city of Shahriar, loca...

Small-scale photovoltaic-powered reverse osmosis (PVRO) desalination plants can provide fresh water to remote communities that do not have sufficient natural sources. The technical feasibility of such systems is well-established and the economics for specific locations have been addressed. Recently, generalized methods to evaluate their economic feasibility have been proposed. They show that th...