Pigging Today Is A Mature, Sophisticated Science At Last

摘要

A year ago, we wrote in Pipeline & Gas Journal that pipeline pigging as an industry has come of age. It is now a satisfying time for those who have worked for pigging to take its rightful place in the hierarchy of pipeline technologies. Pigging is now a consideration of the highest importance in new pipeline planning at every stage and in the service and maintenance programs of cveiy operator. After years of adolescent scrambling for recognition, we now enjoy the spectacle of pigging as a mature, adult innovation and the continuous development of ever more sophisticated, yet cost-effective, systems and equipment. In this article, we review a number of them that have recently caught the eye.