Mechanical Engineering | July 13, 2015 An Integrated Approach to Limit the Effects of Wat... This article describes an integrated study of thermal-hydraulic and structural loading of bounding piping systems, to establish an operating envelope,… Read More
Crude Refining & Production | July 3, 2015 State Approval of Used or Relocated Pressure Vesse... Achieving “State Special” designation for a pressure vessel can require a fair amount of effort in documentation development. This process… Read More
Mechanical Engineering | April 28, 2015 Explosive Failure of Vessels... FAILURE MODE - When an explosion (either a subsonic deflagration, or a supersonic detonation) occurs in a metallic vessel, one… Read More
Crude Refining & Production | April 7, 2015 Determining “Life” of Bulged Coke Drum... My previous blog on Equipment Health Monitoring (EHM) explains why EHM can be used to improve fatigue life of a… Read More
Mechanical Engineering | January 24, 2015 ASME B31.3 – Substantive Changes to 2014 Edi... In addition to the many clarifications, updated references to codes and standards, updates to basic allowable stresses, and added listed… Read More
Mechanical Engineering | July 3, 2014 Why Do Coke Drums Tilt Over Time?... Background Refinery coke drums experience fatigue induced issues which can be attributed to the coke drum operating cycle; rapidly heating… Read More
Mechanical Engineering | March 19, 2014 Designing Elevated Temperature Equipment with Inte... If the behavior of discontinuity stresses due to pressure is not properly understood in elevated temperature design, unconservative designs can… Read More
Mechanical Engineering | March 11, 2014 Estimating Creep Life of Fluid Catalytic Cracker I... How long will the cyclone system in a Cat Cracker reactor or regenerator last? Cyclones systems in Fluidized Catalytic Cracker… Read More
Mechanical Engineering | January 29, 2014 Buried Polyethylene Pipe: An Excellent Choice for ... Buried steel pipe is prone to pitting due to external (soil-side) corrosion and internal (water-side) corrosion and biofouling. Preventive and… Read More
Mechanical Engineering | January 9, 2014 Computational Fluid Dynamics (CFD) Confirms Cause ... CFD was used to confirm that poor design of the steam inlet nozzle was the main contributor to deaerator head… Read More
Mechanical Engineering | January 9, 2014 New Coke Drum Support Design Prevents Anchor Bolt ... Coke drums used in the delayed coking process have historically been subjected to severe operating conditions which result in numerous… Read More
Mechanical Engineering | December 21, 2013 Equipment Health Monitoring of Coke Drum to Improv... Coke drum lives can be extended by using an equipment health monitoring system, often without increasing the cycle time. Delayed… Read More
Mechanical Engineering | December 20, 2013 FFS Assessment of Crack-like Flaws Discovered in P... It is often unsettling to have an inspection group discover a crack-like flaw in a piece of pressure containing equipment,… Read More
Mechanical Engineering | December 9, 2013 ASME Section VIII, Division 2 Elastic Analysis Dis... So, you think you know what load case combinations to use for your ASME Section VIII, Division 2, Part 5… Read More
Mechanical Engineering | October 22, 2013 What is the Future of ASME B31.3, Appendix P?... Appendix P was written to introduce piping flexibility analysis rules that are more suitable for computer piping flexibility analysis, in… Read More
