Frank Havemann

When the Standard Is Silent, Someone Still Decides: Decision chains for live interventions on ageing plants under flexible operation

Position paper (FRALEX-TDP-010) on who decides when no standard gives a specific answer for a live intervention on an ageing plant. It applies the FRALEX Industrial Decision Architecture (three decision points, seven dimensions of evidence, five outcomes, one decision record) to...

FRALEX-TDP-006: A Clamp Is a Load Path Not a Cover

A bolted clamp that has stopped a leak has proved its seal, not its load path. This white paper sets out what a mechanical enclosure must demonstrate before it is accepted as a repair: damage mapped beyond the visible leak, a defined path for every load including pressure thrust,...

Containment Is Not Integrity – When Online Leak Sealing Holds — And When It Doesn't

Containment is not integrity. An injected sealant can stop a leak within minutes, but it does not restore the wall, the weld or the joint that failed; what remains is a new, temporary pressure boundary. This technical decision paper (FRALEX-TDP-002) sets out the conditions that m...