|
Course Highlights
Layer of Protection Analysis
Day One - 8:00 a.m. to 5:00 p.m.
Fundamentals of Risk Judgment
• Definitions
Relationship of Regulations and Standards
• History of LOPA
• Relationship of qualitative and quantitative risk judgment
Overview of LOPA
• What is LOPA?
• How does LOPA work?
• Examples of industry variations on LOPA
Scenario Development
• Starting with hazard evaluations
• Design evaluations
• Incidents
Consequences
• Limiting definitions
• Consequence categories
• Initiating Events
• Enabling conditions
• Frequency categories
Independent Protection Layers
• Definitions
• Rules
• Examples
Calculations
• Basics of worksheet calculations
• Workshop: Scenario evaluations
Day Two - 8:00 a.m. to 3:00 p.m.
Case Studies
• Workshop: Pulling it all together
Risk Tolerance Criteria
• Examples
• Development and implementation
• Dealing with liability concerns
Special Applications
• Facility siting
• Workshops
• Safety interlocks
• Workshops
Path Forward
Safety Integrity Level
Day One - 8:00 a.m. to 5:00 p.m.
Introduction
• OSHA and EPA regulations
• CCPS guideline documents
• ANSI SP 84
Developing the System Requirements
• How to evaluate consequences of system failure
• Layers of protection and LOPA
• Safety integrity levels
• Intrinsically safer design
Review of Principles of Reliability Analysis
• Safety life-cycle concept
• Availability, reliability, and dependability
• Equipment failure modes
Introduction to Systems Architectures
• Redundant vs. nonredundant systems
• Voting systems
• Computers and programmable logic controllers
Day Two - 8:00 a.m. to 4:00 p.m.
Design Concerns
• Alarm problem
• Maintenance (test intervals, online testing)
• Human factors (man/machine interface)
• Plant production environment
• Power supplies
• UPS
• Power surge/lighting protection
• Power quality to unit
• Grounding
• Static electricity
Good Practices
• Single wire pulls
• Fuses
• Optical isolation
• Fire fusible links
• Spare parts
Workshop: Preliminary Specification of an Interlock System for a Toxic Chemical Storage Area
Preview of Coming Standards (IEC 1508) |