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China Accident Investigation
Report No. CN-MEM-2010-07-16
2010
Fire Fire Explosion Explosion
大连中石油'7·16'原油库输油管道爆炸火灾事故（2010，1 失踪/1 消防牺牲）
大连中石油国际储运有限公司原油库，大连保税区（国务院安委办通报）
Related equipment → piping (piping)Related equipment → Storage tank (storage_tank)
1Fatalities
1Injuries
ExplosionMechanism code OTH
⌗Failure Mode · ISO 14224 Mapping
Damage mechanism (recorded in KB)
ExplosionOTH
ISO functional code (as recorded)
ISO 14224:2016 functional failure code
OTH · Other
ISO OTH — Other.
1What Happened
油轮已停卸情况下，仍向原油库输油管道加注含强氧化剂过氧化氢的'脱硫化氢剂'→管道内强氧化反应放热→输油管道爆炸引发火灾与原油泄漏
2Root Cause
违规在输油管道加注脱硫剂；油轮停卸后仍继续加注致局部富集强氧化；承包商管理缺失；安全审核制度未执行
3Reliability Lessons (from investigation root cause)
- The 'Root Cause' above is the core lesson of this accident; not split further.
4Associated Failure Mechanisms (Keywords)
输油管道 脱硫剂 氧化剂 违规加注 爆炸 原油泄漏 承包商 变更管理
About the Failure-Mode Code (click to expand)
The recorded code OTH is an ISO 14224:2016 functional failure code (describes what the equipment failed to do). The damage mechanism (how it failed) is shown in the Mapping block above. The two are distinct dimensions in ISO 14224.
5Evidence Source (transparent)
Authority：国务院安全生产委员会办公室（安委办〔2011〕44号 通报）
Official Report：www.mem.gov.cn ↗
Data Verification：verified_url_mem_gov_cn_2026-08-07
↗Related Failure Modes · Traceability