Economic Analysis on Hydrogen Pipeline Infrastructure Establishment Scenarios: Case Study of South Korea

South Korea has a plan to realize hydrogen economy, and it is essential establish main pipeline for transport. This study develops cost estimation model applicable the construction of pipelines conducts an economic analysis evaluate various scenarios construction. As result, modifying existing natural gas lowest, however, there are issues with safety modified pipes from necessity pipelines. In case short-distance pipeline, about 1.8 times that modification, but considered transitional scenario before nationwide. Lastly, in long-distance construction, takes 3.7 as much however advantage being ultimate network. this study, establishment ware compared. These results expected be utilized plans building their feasibility.