The increasing anthropogenic CO2 emissions due to the rapid development of industries an‎d the population have increased the necessity of massive mitigation efforts in the form of carbon capture an‎d storage (CCS). Deep formations CO2 storage is an important element of CCS, although the success of the processes is determined by stringent screening an‎d ranking of the potential storage locations based on both technical an‎d economic factors. The article is a literature survey of the geological solutions to CO2 sequestration, which can be deep saline aquifers, depleted oil an‎d gas fields, unmineable coal seams, basalt, an‎d clastic reservoirs, an‎d a summary of the key CO2 trapping mechanisms that regulate the long-term storage of CO2. It then lists an‎d explains the key site selec‎tion parameters which include storage capacity, injectivity, reservoir an‎d caprock integrity (including wells an‎d faults), depth, porosity, permeability, pressure conditions, an‎d other important economic factors including the scale of the source, distance between the emission points an‎d infrastructure needs. The essence of the review is centered on the multi-criteria decision making an‎d associated techniques applied in ranking storage sites, such as Analytic Hierarchy Process (AHP), TOPSIS, TODIM, MULTIMOORA, eigenvalue-based, an‎d the multi-stage criteria-based screening models. Comparative study of published case studies underscores the impact of various weighting schemes, availability of data as well as the treatment of uncertainty on the final ranking of can‎didate sites.

12/1/2025 12:00:00 AM

89295

1404/09/15

Literature survey on methods used for ranking of storage sites for CO2 storage, considering technical an‎d economical parameters

CCS , site selec‎tion , Carbon Storage Ranking Methods , technical parameters , economical parameters