: Updates often include better alignment with external codes, such as the IEC 61511-1 (Edition 2) for safety instrumented systems. Structure and Application The DEP system is highly structured, typically including:
, released in February 2022 , represents a comprehensive update to the Shell Design and Engineering Practices (DEPs) . This version serves as the mandatory technical foundation for the design, construction, and operation of Shell's global facilities, ranging from upstream oil and gas production to downstream chemical processing and refining. Overview of Shell DEPs Shell Dep Version 46
: Released in February 2022, succeeding Version 45 and preceding Version 47 (February 2023). : Updates often include better alignment with external
: It covers a vast array of engineering disciplines, including mechanical piping, instrumentation, electrical systems, and functional safety. Overview of Shell DEPs : Released in February
: Contextualizes the manual and summarizes changes from previous versions.