API 581 Expert System

Overview

API 581 provides additional fully quantitative RBI methodology on top of SPE Plus.

Codes / Standards

List of codes/standards and compliance level

Asset Types

Asset Type Description
AST Bottom (lvl 1) RBI Component (API 581)
AST Course (lvl 1) RBI Component (API 581)
Corrosion Circuit (lvl 1) RBI Component (API 581)
HE Tube Bundle (Contained)(lvl 1) RBI Component (API 581)
HE Tube Bundle (Uncontained)(lvl 1) RBI Component (API 581)
Heat Exchanger Vessel (lvl 1) RBI Component (API 581)
Inventory Groups RBI Component (API 581)
PRD (lvl 1) RBI Component (API 581)
Vessel Segment (lvl 1) RBI Component (API 581)

Asset Information

Asset Description Assigned to Type(s)
External Metal Loss / Cracking PoF Calculation using API RP 581 3rd Edition  
HTHA and Brittle Fracture PoF Calculation using API RP 581 3rd Edition  
Internal Cracking PoF Calculation using API RP 581 3rd Edition  
Internal Metal Loss PoF Calculation using API RP 581 3rd Edition  
Inventory Group Information    
L2 CoF Calculations (1)    
L2 CoF Calculations (2)    
L2 CoF Calculations (3)    
L2 CoF Calculations (4)    
L2 CoF Calculations (5) - Flammable    
L2 CoF Calculations (6) - Toxic    
L2 CoF Calculations (7) - NFNT, Area, Financial    
L2 CoF Calculations Summary    
L2 CoF Inputs    
Mechanical Fatigue PoF Calculation using API RP 581 3rd Edition  
PRD Data and Assessment    
PRD RBI - Protected Component    

Risk Models

High level diagram summarising risk assessment approach. (Should identify each damage mode/mechanism as a single item & also call out compliance with individual codes)

Inspection / Maintenance Events

Event Type Description Assigned to Type(s)
Defect Assessment (Part 5 Lvl1) API 579 Part 5 level 1 defect Assessment  
Defect Assessment (Pt4 lvl1) - GWL General Wall Loss  
PRD Inspection    
Tube Bundle Inspection or Record    

Traffic Lights

Name & description of Traffic Light record (exported from database)

Dashboards / Reports

Template Name Description Category
API 581 COF Analysis   ‘How to’ Guides
API 581 POF Analysis   ‘How to’ Guides
API 581 Risk Assessment Results   ‘How to’ Guides