4097978019

4097978019 - Risk Management ME4214 Design for Product...

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1 ME4214 Design for Product Safety Risk Analysis and Risk Management Dr. David Yuen Department of Mechanical Engineering The Hong Kong Polytechnic University 2 Risk Management 3 “30 incidents lead to one accident, 30 accidents lead to one fatal accident.” H. Khatib 4 Risk Analysis and Related Techniques Risk Analysis has a lot in common with RCM and FMEA ) RCM ( R eliability- C entered M aintenance) is directed towards creating a maintenance plan ) FMEA is directed towards identifying and treating actual or potential failures, mainly from an engineering viewpoint. ) Risk Analysis is directed towards broader asset management issues. ) Risk Based Inspection. Detailed engineering assessment of high risk plant e.g. pressure vessels, heat exchangers.
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5 Risk Analysis Causal factors: factors that may contribute to hazards Barriers to escalation: measures that could prevent the accident to occur Accident trigger: something that could enable the accident to occur 6 Risk analysis attempts to answer three fundamental questions: ) What can go wrong? ) How likely is this to happen? ) What are the consequences? Risk Analysis 7 Risk management is the systematic application of policies, procedures, and practices, to the tasks of identifying, assessing, treating,and monitoring risk. If it is reasonably foreseeable, it must be managed. Risk Management 8 ESTABLISH THE CONTEXT The Strategic Context The Organizational Context The Risk Management Context Develop Criteria Decide the Structure IDENTIFY RISKS What can happen? How can it happen? ANALYSE RISKS Determine Existing Controls Determine Likelihood Determine Consequences Estimate Level of Risk EVALUATE RISKS Compare against criteria. Set risk priorities. ACCEPT RISKS TREAT RISKS Identify Treatment Options Evaluate Treatment Options Select Treatment Options Prepare Treatment Plans Implement Plans Communicate and Consult Monitor and Review Yes No Assess Risks Risk Management Process
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9 Evaluated and Ranked Risk Risk Acceptable Accept Reduce Likelihood Reduce Consequences Transfer in Full or in Part Avoid Consider Feasibility Costs and Benefits Recommend Treatment Strategies Select Treatment Strategy Prepare Treatment Plans Reduce Likelihood Reduce Consequences Transfer in Full or in Part Avoid Risk Acceptable Retain Implement Treatment Plans Prepare Treatment Plans Assess Treatment Options Identify Treatment Options Yes No Communicate and Consult (Clause 4.7) Monitor and Review (Clause 4.6) Risk Treatment Process 10 A duty of care exists (under Common Law) where there is a foreseeable and predictable cause and a hazardous effect and where it is practicable to remove the cause or control the effect. If the method is not documented then it does not
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This note was uploaded on 04/06/2010 for the course ME ME4214 taught by Professor Dr.yuen during the Spring '10 term at NYU Poly.

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4097978019 - Risk Management ME4214 Design for Product...

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