Sangmo Lee is a senior engineer and the pressure vessel specialist at SK Energy. He has more than 21 years of experience in technical support to the mechanical maintenance division in refinery
and petrochemical plants, especially resid fluid catalytic cracking (RFCC), hydrodesulfurization (HDS), lube base oils (LBO) and operations that function under high pressure or high temperatures. He has a BS degree in mechanical engineering from the University of Ulsan in South Korea, and has earned an international welding engineer (IWE) degree from the International Institute of Welding (IIW). Mr. Lee is also qualified as a professional engineer for welding and metallurgy by the South Korean government.
This case study provides checks and reviews from the owner and the engineer for the major revamp work of the RFCC process.
The four case studies cover component failures and multiple types of leakage: valve packing, expansion joint and corrosion.