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Fire & Gas Detector (F&G)Fire & Gas Detector (F&G)
⚠ ⚠ Top risk: 气体探测器零点漂移 · RPN 128 (Critical) — watch this one first at the equipment
Risk Board (all 12 · by RPN · top 6 highlighted urgent)
Shield: Safety = people/environment Production = production only
Technical mechanism/mitigation body in Chinese (red line: no fabricated MT; EN UI labels translated)
12Failure Modes
12High/Critical
5Standards
1Real Accidents
Tap any failure mode to flip to its on-site guidance
Device-level standard/accident index (5 standards / 1 accidents)
Generated by Reliability AI
气体探测器零点漂移RPN 128 · Critical
Failure Mechanism
催化/红外元件老化致读数漂移
How to Detect
Online monitoring · Detection rate 80% ;Re-inspect ≤every12months
Mitigation (What to Do)
  • 零点/跨度标定
RCM Strategy
PMScheduled (Proactive) Maintenance
Interval: High risk 1-3 mo / Medium 6-12 mo / Low risk at turnaround (by API 581 RBI risk ranking)
Engineering-inferred (not measured history); confirm with equipment owner before execution
Standards (2)
  • IEC 60079-29-1
  • IEC 60079-17
Lessons Learned (1)
CSB-ITC-DEERPARK-2019CSB2019Fire
CSB ITC Deer Park 2019 储罐区火灾:缺乏可燃/气体监测与远程隔离阀(2023 终报)
Root cause: ITC 缺乏监测泵失效的报警器/气体检测系统,且无可远程操作的紧急隔离阀,导致泄漏未能及时探测与切断
Official source ↗
探测视角遮挡RPN 112 · High
Failure Mechanism
安装位移或积尘致探测盲区
How to Detect
Online monitoring · Detection rate 80% ;Re-inspect ≤every12months
Mitigation (What to Do)
  • 安装位置复核
  • 遮拦检查
RCM Strategy
PMScheduled (Proactive) Maintenance
Interval: High risk 1-3 mo / Medium 6-12 mo / Low risk at turnaround (by API 581 RBI risk ranking)
Engineering-inferred (not measured history); confirm with equipment owner before execution
Standards (1)
  • EN 54-1
Lessons Learned (1)
CSB-ITC-DEERPARK-2019CSB2019Fire
CSB ITC Deer Park 2019 储罐区火灾:缺乏可燃/气体监测与远程隔离阀(2023 终报)
Root cause: ITC 缺乏监测泵失效的报警器/气体检测系统,且无可远程操作的紧急隔离阀,导致泄漏未能及时探测与切断
Official source ↗
线路故障RPN 112 · High
Failure Mechanism
接线松动/绝缘破损致信号丢失
How to Detect
Online monitoring · Detection rate 80% ;Re-inspect ≤every12months
Mitigation (What to Do)
  • 接线紧固
  • 绝缘测试
RCM Strategy
PMScheduled (Proactive) Maintenance
Interval: High risk 1-3 mo / Medium 6-12 mo / Low risk at turnaround (by API 581 RBI risk ranking)
Engineering-inferred (not measured history); confirm with equipment owner before execution
Standards (1)
  • IEC 60079-14
Lessons Learned (1)
CSB-ITC-DEERPARK-2019CSB2019Fire
CSB ITC Deer Park 2019 储罐区火灾:缺乏可燃/气体监测与远程隔离阀(2023 终报)
Root cause: ITC 缺乏监测泵失效的报警器/气体检测系统,且无可远程操作的紧急隔离阀,导致泄漏未能及时探测与切断
Official source ↗
标定漂移RPN 112 · High
Failure Mechanism
未按期标定致测量失准
How to Detect
Online monitoring · Detection rate 80% ;Re-inspect ≤every12months
Mitigation (What to Do)
  • 按期标定
RCM Strategy
PMScheduled (Proactive) Maintenance
Interval: High risk 1-3 mo / Medium 6-12 mo / Low risk at turnaround (by API 581 RBI risk ranking)
Engineering-inferred (not measured history); confirm with equipment owner before execution
Standards (2)
  • IEC 60079-29-1
  • IEC 60079-17
Lessons Learned (1)
CSB-ITC-DEERPARK-2019CSB2019Fire
CSB ITC Deer Park 2019 储罐区火灾:缺乏可燃/气体监测与远程隔离阀(2023 终报)
Root cause: ITC 缺乏监测泵失效的报警器/气体检测系统,且无可远程操作的紧急隔离阀,导致泄漏未能及时探测与切断
Official source ↗
环境腐蚀RPN 112 · High
Failure Mechanism
防爆区潮气/化学品腐蚀外壳与探头
How to Detect
Online monitoring · Detection rate 80% ;Re-inspect ≤every12months
Mitigation (What to Do)
  • 防腐维护
  • 密封检查
RCM Strategy
CBMOn-Condition Maintenance
Interval: High risk 1-3 mo / Medium 6-12 mo / Low risk at turnaround (by API 581 RBI risk ranking)
Engineering-inferred (not measured history); confirm with equipment owner before execution
Standards (1)
  • IEC 60079-17
Lessons Learned (1)
CSB-ITC-DEERPARK-2019CSB2019Fire
CSB ITC Deer Park 2019 储罐区火灾:缺乏可燃/气体监测与远程隔离阀(2023 终报)
Root cause: ITC 缺乏监测泵失效的报警器/气体检测系统,且无可远程操作的紧急隔离阀,导致泄漏未能及时探测与切断
Official source ↗
火灾探测器漏报RPN 108 · Critical
Failure Mechanism
烟室污染/光路遮挡致未报警
How to Detect
Online monitoring · Detection rate 80% ;Re-inspect ≤every24months
Mitigation (What to Do)
  • 清洁维护
  • 功能测试
RCM Strategy
PMScheduled (Proactive) Maintenance
Interval: High risk 1-3 mo / Medium 6-12 mo / Low risk at turnaround (by API 581 RBI risk ranking)
Engineering-inferred (not measured history); confirm with equipment owner before execution
Standards (1)
  • EN 54-7
Lessons Learned (1)
CSB-ITC-DEERPARK-2019CSB2019Fire
CSB ITC Deer Park 2019 储罐区火灾:缺乏可燃/气体监测与远程隔离阀(2023 终报)
Root cause: ITC 缺乏监测泵失效的报警器/气体检测系统,且无可远程操作的紧急隔离阀,导致泄漏未能及时探测与切断
Official source ↗
通信中断RPN 105 · High
Failure Mechanism
回路/总线掉线致报警不可达
How to Detect
Online monitoring · Detection rate 80% ;Re-inspect ≤every24months
Mitigation (What to Do)
  • 通信冗余
RCM Strategy
PMScheduled (Proactive) Maintenance
Interval: High risk 1-3 mo / Medium 6-12 mo / Low risk at turnaround (by API 581 RBI risk ranking)
Engineering-inferred (not measured history); confirm with equipment owner before execution
Standards (1)
  • IEC 60079-29-1
Lessons Learned (1)
CSB-ITC-DEERPARK-2019CSB2019Fire
CSB ITC Deer Park 2019 储罐区火灾:缺乏可燃/气体监测与远程隔离阀(2023 终报)
Root cause: ITC 缺乏监测泵失效的报警器/气体检测系统,且无可远程操作的紧急隔离阀,导致泄漏未能及时探测与切断
Official source ↗
气体探头中毒RPN 96 · Critical
Failure Mechanism
硅化物/硫化物致催化珠失活
How to Detect
Online monitoring · Detection rate 80% ;Re-inspect ≤every24months
Mitigation (What to Do)
  • 环境控制
  • 探头更换
RCM Strategy
PMScheduled (Proactive) Maintenance
Interval: High risk 1-3 mo / Medium 6-12 mo / Low risk at turnaround (by API 581 RBI risk ranking)
Engineering-inferred (not measured history); confirm with equipment owner before execution
Standards (1)
  • IEC 60079-29-1
Lessons Learned (1)
CSB-ITC-DEERPARK-2019CSB2019Fire
CSB ITC Deer Park 2019 储罐区火灾:缺乏可燃/气体监测与远程隔离阀(2023 终报)
Root cause: ITC 缺乏监测泵失效的报警器/气体检测系统,且无可远程操作的紧急隔离阀,导致泄漏未能及时探测与切断
Official source ↗
探测器失电RPN 96 · Critical
Failure Mechanism
供电回路中断致探测功能丧失
How to Detect
Online monitoring · Detection rate 80% ;Re-inspect ≤every24months
Mitigation (What to Do)
  • 供电冗余
  • 电源监视
RCM Strategy
PMScheduled (Proactive) Maintenance
Interval: High risk 1-3 mo / Medium 6-12 mo / Low risk at turnaround (by API 581 RBI risk ranking)
Engineering-inferred (not measured history); confirm with equipment owner before execution
Standards (2)
  • IEC 60079-14
  • IEC 60079-17
Lessons Learned (1)
CSB-ITC-DEERPARK-2019CSB2019Fire
CSB ITC Deer Park 2019 储罐区火灾:缺乏可燃/气体监测与远程隔离阀(2023 终报)
Root cause: ITC 缺乏监测泵失效的报警器/气体检测系统,且无可远程操作的紧急隔离阀,导致泄漏未能及时探测与切断
Official source ↗
响应时间退化RPN 96 · Critical
Failure Mechanism
传感器灵敏度下降致响应变慢
How to Detect
Online monitoring · Detection rate 80% ;Re-inspect ≤every24months
Mitigation (What to Do)
  • 响应时间测试
RCM Strategy
PMScheduled (Proactive) Maintenance
Interval: High risk 1-3 mo / Medium 6-12 mo / Low risk at turnaround (by API 581 RBI risk ranking)
Engineering-inferred (not measured history); confirm with equipment owner before execution
Standards (1)
  • IEC 60079-29-1
Lessons Learned (1)
CSB-ITC-DEERPARK-2019CSB2019Fire
CSB ITC Deer Park 2019 储罐区火灾:缺乏可燃/气体监测与远程隔离阀(2023 终报)
Root cause: ITC 缺乏监测泵失效的报警器/气体检测系统,且无可远程操作的紧急隔离阀,导致泄漏未能及时探测与切断
Official source ↗
火灾探测器误报RPN 90 · High
Failure Mechanism
粉尘/湿度/电磁干扰致误报警
How to Detect
Online monitoring · Detection rate 80% ;Re-inspect ≤every24months
Mitigation (What to Do)
  • 环境适应性评估
  • 灵敏度整定
RCM Strategy
PMScheduled (Proactive) Maintenance
Interval: High risk 1-3 mo / Medium 6-12 mo / Low risk at turnaround (by API 581 RBI risk ranking)
Engineering-inferred (not measured history); confirm with equipment owner before execution
Standards (2)
  • EN 54-1
  • EN 54-7
Lessons Learned (1)
CSB-ITC-DEERPARK-2019CSB2019Fire
CSB ITC Deer Park 2019 储罐区火灾:缺乏可燃/气体监测与远程隔离阀(2023 终报)
Root cause: ITC 缺乏监测泵失效的报警器/气体检测系统,且无可远程操作的紧急隔离阀,导致泄漏未能及时探测与切断
Official source ↗
自检失败RPN 90 · High
Failure Mechanism
内置诊断电路失效致故障不可知
How to Detect
Online monitoring · Detection rate 80% ;Re-inspect ≤every24months
Mitigation (What to Do)
  • 自检功能验证
RCM Strategy
PMScheduled (Proactive) Maintenance
Interval: High risk 1-3 mo / Medium 6-12 mo / Low risk at turnaround (by API 581 RBI risk ranking)
Engineering-inferred (not measured history); confirm with equipment owner before execution
Standards (1)
  • EN 54-1
Lessons Learned (1)
CSB-ITC-DEERPARK-2019CSB2019Fire
CSB ITC Deer Park 2019 储罐区火灾:缺乏可燃/气体监测与远程隔离阀(2023 终报)
Root cause: ITC 缺乏监测泵失效的报警器/气体检测系统,且无可远程操作的紧急隔离阀,导致泄漏未能及时探测与切断
Official source ↗