Table A-1.
Automatically created extended HAZOP worksheet for the deviations ‘other than composition’ and ‘elsewhere flow’
| Pos. | Unit | Id. | Substance | Deviation | Super cause | Cause | Effect | Consequence | Safeguard |
|---|---|---|---|---|---|---|---|---|---|
| 13 | StorageTankUnit | T-301 | Hexane | OtherThan-Composition | – | Contaminants | PoorProductQuality | NoSafetyConsequence | PeriodicalSampleTaking |
| 14 | StorageTankUnit | T-301 | Hexane | OtherThan-Composition | HumanError | ConfusionOf-Substances | – | – | PeriodicalSampleTaking |
| 15 | StorageTankUnit | T-301 | Hexane | OtherThan-Composition | CondensationAir-Humidity, IntroductionOfWater | Contamination ByWater |
DrainlineFracture | LossOfPrimaryContainment, Fire | WaterDetectionSystem, CollectingBasin, PeriodicalSampleTaking |
| 16 | StorageTankUnit | T-301 | Hexane | OtherThan-Composition | CondensationAir-Humidity, IntroductionOfWater | Contamination ByWater |
DrainlineFracture | LossOfPrimaryContainment, FormationOfExAtmosphere, Explosion | WaterDetectionSystem, CollectingBasin, DefineExProtectionZone |
| 17 | StorageTankUnit | T-301 | Hexane | Elsewhere-Flow | ImproperInstallation, OperationalError | MechanicalSeal-FailureOfPump | PoolFormation | PumpBreakdown, ProductionDowntime | CollectingBasin |
| 18 | StorageTankUnit | T-301 | Hexane | Elsewhere-Flow | ImproperInstallation, OperationalError | MechanicalSeal-FailureOfPump | PoolFormation | LossOfPrimaryContainment, Fire | CollectingBasin |
| 19 | StorageTankUnit | T-301 | Hexane | Elsewhere-Flow | ImproperInstallation, OperationalError | MechanicalSeal-FailureOfPump | PoolFormation | LossOfPrimaryContainment, FormationOfExAtmosphere, Explosion | CollectingBasin, DefineExProtectionZone, ExplosionProofMotor |
| 20 | StorageTankUnit | T-301 | Hexane | Elsewhere-Flow | Corrosion, Erosion, LeakyConnections, MaterialDefect, MechanicalDamage | ExternalLeakage | PoolFormation | PumpBreakdown, ProductionDowntime | CollectingBasin |
| 21 | StorageTankUnit | T-301 | Hexane | Elsewhere-Flow | Corrosion, Erosion, LeakyConnections, MaterialDefect, MechanicalDamage | ExternalLeakage | PoolFormation | LossOfPrimaryContainment, Fire | CollectingBasin |
| 22 | StorageTankUnit | T-301 | Hexane | Elsewhere-Flow | Corrosion, Erosion, LeakyConnections, MaterialDefect, MechanicalDamage | ExternalLeakage | PoolFormation | LossOfPrimaryContainment, FormationOfExAtmosphere, Explosion | CollectingBasin, DefineExProtectionZone, ExplosionProofMotor |