Satisfy new legislation on an existing gas terminal

B. W. J. Eastwood and S. W. Campbell, Costain, Manchester, UK Meeting the stringent demands of new environmental legislation can pose major challenges to existing gas processing facilities. Installing new equipment to meet such requirements is not always viable on a live, operational site due to cost, disruption to ongoing operations and the need to minimize plant shutdowns. Here, the approach taken by Perenco UK (PUK) in meeting the United Nations Environment Programme (UNEP) Ozone Depleting Substances Directives’ “Montreal Protocol”1 is outlined, as well as how PUK successfully avoided installing new process units. The directives were met by studying the available technologies and existi