The Similarities and Differences of Reciprocating Compressor Standards of API-618 and API-11P and Discussion of Its Application

PI Standard 618 and API Specification 11P are the standards for reciprocating compressors by American Petroleum Institute(API).This paper has specified the applications of the two standards in the compressors which used in the Gas Treatment Plant of SES natural gas project.And the similarities and differences between them are compared.