Recent Blog Posts

Ammonia Week in Review | May 18, 2018

May 18th, 2018

A historic ammonia accident, a scary near-miss, and repairs made in outer space: all in this week’s edition of the Ammonia Week in Review… On May 11, 1976, an Ammonia Truck Disaster Killed Several Houstonians, Led to Major Change – May 11 marks the 42nd anniversary of one of the scariest moments in Houston history, when a […]

Comparing RAGAGEPs: Relief Valve Sizing

May 15th, 2018

It’s widely known that pressure vessels must be equipped with over-pressure protection (2015 ASME B&PVC UG-125), often in the form of a pressure relief valve. Properly sizing a relief valve requires engineering analysis which accounts for the type of over-pressure scenarios that might occur. In most cases, model codes and standards (RAGAGEPs) specify the relief […]

Ammonia Week in Review | April 6, 2018

April 6th, 2018

A small town’s economy suffers due to an ammonia leak in this week’s edition of: •  Ammonia Week in Review  • Figure Skaters, Hockey Players Sidelined with Gander Arena Closure  – “It’s a huge event for restaurants, hoteliers, all local businesses, and I’m sure restaurants have ordered excess inventory to supply all the people, which is not happening […]

RAGAGEP: Codes, Standards, and Good Engineering Practices (Part 7)

April 3rd, 2018

Peter Thomas, P.E. recently wrote a technical paper and presented at the 2017 RETA National Conference on the topic of RAGAGEP: Codes, Standards, and Good Engineering Practices. This is the seventh in a series of blogs which include excerpts from his technical paper. The previous blogs are available in the following links: Part 1, Part 2, Part 3, Part 4, Part 5, and Part […]

RAGAGEP: Codes, Standards, and Good Engineering Practices (Part 6)

March 20th, 2018

Peter Thomas, P.E. recently wrote a technical paper and presented at the 2017 RETA National Conference on the topic of RAGAGEP: Codes, Standards, and Good Engineering Practices. This is the sixth in a series of blogs which include excerpts from his technical paper. The previous blogs are available in the following links: Part 1, Part 2, Part 3, Part 4, and Part […]