Lee, S.

SK Energy, South Korea

Sang-Mo 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.

Case study: Extend tube life in a waste heat boiler

Lee, S., Kim, E., SK Energy

The sulfur recovery unit (SRU) separates sulfur from sulfur compounds.

Application of ring-type joint gaskets in a refinery

Lee, S., Lee, S. H., Jeon, S., SK Energy; Jang, T. Y., SK Innovation Co. Ltd.

In refineries and petrochemical plants, ring-type joint (RTJ) flanges have been applied to high-pressure processes or sensitive areas that are susceptible to leaks.

Three topics for operational excellence related to a Cr-Mo hydrotreating reactor

Lee, S., Kim, E., Jeon, S., SK Energy

Many end users are trying to use feedstock with higher sulfur content for their refineries to increase profitability, but numerous unknown or plausible bottlenecks exist.

Determine the standard hoop density of spiral-wound gaskets on flanges

Lee, S. H., Lee, S., Jeon, S., SK Energy

The use of spiral-wound gaskets on flanges has resulted in good sealing performance. However, most gaskets do not perform well when the flange is improperly installed.