As our experience has evolved, we have been increasingly approached for share it in a customised way with operators:
Client
Consulting
Key Learning
A critical analysis of Arkema PHA methodology
For a small number of elements their application may increase the scenario risk:
Current ALARP Definition
Scant reference to Batch PHAs
Develop and present training session to differentiate between DBA (Design Basis Analysis – currently used) and LOPA (planned future use)
Combining LOPA with DBA and PSA can provide a balanced assessment, leveraging the simplicity and focus of LOPA with the thoroughness and depth of DBA and PSA
Developed a HAZOP program for their batch explosives manufacture
ALARP Step concept (e.g. demonstrate cost of process automation is grossly disproportional to risk reduction)