Relief System Designer Skill
Purpose
The Relief System Designer Skill designs pressure relief systems including PSV sizing, relief load calculations, and disposal system design per API standards.
Capabilities
- Relief scenario identification
- Relief load calculations
- PSV sizing (API 520/521)
- Flare header hydraulics
- Blowdown system design
- Two-phase relief calculations
- Reactive systems relief
- Relief device selection
Usage Guidelines
When to Use
- Designing pressure relief systems
- Sizing relief devices
- Analyzing flare headers
- Evaluating relief scenarios
Prerequisites
- Process conditions defined
- Relief scenarios identified
- Physical properties available
- Design codes specified
Best Practices
- Consider all credible scenarios
- Use appropriate methods for two-phase
- Account for backpressure
- Document all assumptions
Process Integration
This skill integrates with:
- Pressure Relief System Design
- Safety Instrumented System Design
- HAZOP Study Facilitation
Configuration
relief-system-designer:
design-codes:
- API-520
- API-521
- API-526
relief-scenarios:
- fire
- blocked-outlet
- control-valve-failure
- runaway-reaction
Output Artifacts
- Relief calculations
- PSV datasheets
- Flare load summaries
- Header sizing calculations
- Disposal system design