LOPA Participant Training

The online course provides an overview discussion of Layer of Protection Analysis (LOPA) and is designed as a refresher for participants. Layer of Protection Analysis. LOPA is an abbreviated methodology for quantifying the risk associated with process plant hazard scenarios.  The methodology uses broad categories, including order of magnitude, consequence, initiating event likelihood, and the beneficial effect of protection layers, such as operator intervention, safety instrumented systems, physical relief devices, and mitigation and emergency response.