Scenario

01. Poor Value Perception
02. Poor Safety Awareness
03. Inadequate Risk Recognition
04. Organizational Problems
05. Poor Management
06. Poor Equipment Management
07. Usage
08. Maintenance/Repair
09. Inspection
10. Planning and Design
11. Poor Planning
12. Excess Operation Planning
13. Bad Event
14. Thermo-Fluid Event
15. Mixed Flow
16. Failure
17. Abrasion
18. Errosion
19. Secondary Damage
20. External Damage
21. Leakage/Explosion

Explosion and fire caused due to gas leakage from high-pressure ethylene piping at an ethanol manufacturing plant
Case Details

Knowledge Comment:
Erosion due to the mixed flow was acceralated by increaing the flow speed when the injection water to recycle gas increased.

Field Chemicals and Plants
Author ITAGAKI, Haruhiko (Japan National Institute of Occupational Safety and Health)
TAMURA, Masamitsu (Center for Risk Management and Safety Sciences, Yokohama National University)