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Multiattribute risk analysis in nuclear emergency management
R P Hämäläinen1, M R Lindstedt, K Sinkko
1Systems Analysis Laboratory, Helsinki University of Technology, Finland. raimo@hut.fi
Summary
Multiattribute risk analysis can aid nuclear emergency planning by considering diverse objectives and uncertainties. A value-focused approach using a neutral facilitator proved effective for population protection strategies.
Area of Science:
- Nuclear safety
- Risk management
- Decision analysis
Background:
- Radiation protection authorities recognize the need for advanced methods in nuclear emergency management.
- Traditional approaches may struggle with conflicting objectives, multiple stakeholders, and inherent uncertainties.
- Integrating explicit risk analysis into planning is crucial for effective response.
Purpose of the Study:
- To explore the application of multiattribute risk analysis in nuclear emergency planning.
- To identify methods for improving decision-making processes in simulated nuclear accidents.
- To evaluate strategies for population protection post-nuclear event.
Main Methods:
- Utilized multiattribute utility theory (MAUT) for strategy selection.
- Employed a value-focused thinking approach.
- Incorporated a neutral facilitator to guide the decision-making process.
Main Results:
- Multiattribute risk analysis offers a framework to address complex decision-making challenges.
- The value-focused approach enhances consideration of all relevant attributes.
- A neutral facilitator improves communication and integration of diverse perspectives.
Conclusions:
- Multiattribute risk analysis is a valuable tool for nuclear emergency management and planning.
- The identified methods improve the comprehensiveness and transparency of decision-making.
- Effective population protection strategies can be developed through structured risk analysis.