PHI-copymR.SudheerDwivedi,Dy.Director1.pptxVIP专享VIP免费原创优质

APPLICATIONofVariousTechniquesforHAZARDABIOLOGICAL,CHEMICALORPHYSICALAGENTTHATISREASONABLYLIKELYTOCAUSEILLNESSORINJURYINTHEABSENCEOFITSCONTROL.OBJECTIVESOBJECTIVESPROCESSHAZARDIDENTIFICATIONHAZARDIDENTIFICATIONANDRISKASSESSMENTPROCESSSYSTEMDESCRIPTIONHAZARDIDENTIFICATIONSCENARIOIDENTIFICATIONACCIDENTPROBABILITYACCIDENTCONSEQUENCERISKDETERMINATIONRISKAND/ORHAZARDACCEPTANCEMODIFYDESIGNBUILDAND/OROPERATESYSTEMSTEPSINHAZARDIDENTIFICATIONPROCESSCLASSIFICATIONPHI&PROJECTLIFECYCLEPHI&PROJECTLIFECYCLESUITABILITYOFPHITODIFFERENTPHASESCONCEPTPROCESSDESIGNCOMMISSIONINGOPERATIONMODIFICATIONDECOMMISSIONINGHAZOPNSNSMSMSMSMSMSWHATIFSSMSMSMSMSMSPHAMSMSNSNSNSNSSFTASSMSMSMSMSMSSafetyAuditMSMSMSMSMSMSMSFMEANSNSMSMSMSMSMSNS–NotSuitable,MS–MostSuitable,S-SuitableToolsforProcessHazardIdentificationWhatifAnalysis?HAZOPFMEAETAFTASafetyAuditComplianceAuditSTEPSINPHA&RISKANALYSISHAZARDIDENTIFICATION:ICHEMICALIDENTITYILOCATIONIQUANTITYINATUREOFTHEHAZARDVULNERABILITYANALYSIS:IVULNERABILEZONESIHUMANPOPULATIONICRITICALFACILITIESIENVIRONMENTRISKANALYSISILIKELYHOODOFTHEHAZARDOUSEVENTOCCURINGISEVIERITYOFTHECONSEQUENCESISSUESTHATPHAADDRESSTOARE:HAZARDSOFPROCESSPREVIOUSINCIDENTSANDNEAR-MISSES.ENGINEERING&ADMINISTRATIVECONTROLS.CONSEQUENCESOFFAILUREOFTHESECONTROLS.QUALITATIVEEVALUATIONOFPOSSIABLEEFFECTSON:–EMPLOYEES.–PUBLIC–ENVIRONMENTFACILITY&PLANTSITINGHUMANFACTORWHATIFANALYSISTHEWHATIFANALYSISISANUNCOMPLICATEDHAZARDEVALUATIONPROCESS.ITREVIEWSTHECOMPLETEPROCESSFROMRAWMATERIALTOFINISHEDPRODUCT.INTHISANALYSISTHEQUESTIONSCOVERINGEVERYMODE,COMPONENTOFTHEPROCESSAREANSWEREDTOEVALUATETHEEFFECTSOFCOMPONENTFAILUREORPROCEDURALERRORS.FORMORECOMPLEXPROCESSTHEWHATIFANALYSISCANBEBESTORGANISEDTHROUGHUSEOFCHECKLISTS.THISMETHODISVERYUSEFULLINTRAININGOPERATINGPERSONALONTHEHAZARDSOFPERTICULAROPERATION.THETEAMCOMPOSITIONFORWHATIFANALYSISTHETEAMFORCONDUCTINGTHISANALYSISCOVERSAWIDERANGEOFDISCIPLINESTHATIS:–PRODUCTION–MECHANICAL–CHEMICAL–SAFETYTHISPACKAGEINCLUDESINFORMATIONSONHAZARDSOF:–MATERIALS–PROCESS–TECHNOLOGY–PROCEDURES–EQUIPMENTDESIGN–INSTRUMENTATIONCONTROLETC.THEIMPORTANTFEATURESofHAZOPHAZARDSOPERATINGDIFFICULTIESCONSEQUENCESCAUSESDEVIATIONINTENTIONHAZOP-DEFINITIONHAZOP=HAZardandOPerabilityStudyMethodforidentifying(andassessing)problemsthatmayrepresentriskstopersonnelorequipment,orpreventefficientoperationSystematicandqualitativemethodbasedontheuseofGuidewordsMulti-disciplinaryteameffortTYPESofHAZOPsProcessHAZOP–TheHAZOPtechniquewasoriginallydevelopedtoassessplantsandprocesssystemsHumanHAZOP–AfamilyofmorespecializedHAZOPs–MorefocusedonHumanErrorsthantechnicalfailuresProcedureHAZOP–Reviewofproceduresoroperationalsequences–SometimesdenotedSAFOP-SAFeOperationStudySoftwareHAZOP–IdentificationofpossibleerrorsinthedevelopmentofsoftwarePROCESSHAZOPReviewofcompleteprocessthroughP&IDsand/orflowdiagramsBreakdownofthesystemintosegmentsStandardizedguide-words/parametersApplicationofguide-wordstodifferentprocessparameterstoidentifypossibledeviationsHUMANHAZOPBasedonsomeformoftaskanalysisOtherinputisprocedures,workplacelayoutschematics,man/machineinterfacedescriptionCoversa‘family’ofspecializedHAZOPs:–Errorsassociatedwithdesignanduseofcomputer-basedinterfaces–Errorsassociatedwiththeuseofinterlocks–FunctionallocationHAZOP:erro...