
Management of Ageing and Obsolescence of Instrumentation and Control Systems and Equipment in Nuclear Power Plants and Related Facilities Through Modernization
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Content
- Intro
- 1. Introduction
- 1.1. Background
- 1.2. Objective
- 1.3. Scope
- 1.4. Structure
- 2. Relevant IAEA safety requirements, RECOMMENDATIONS and guidance
- 2.1. Relevant IAEA safety requirements for managing ageing and obsolescence
- 2.2. IAEA recommendations and guidance for managing ageing and obsolescence
- 3. ageing management OF I&C equipment
- 3.1. Introduction: definition of ageing equipment
- 3.2. Ageing related degradation mechanisms and effects
- 3.2.1. Examples of ageing related degradation mechanisms
- 3.2.2. Examples of ageing effects
- 3.3. Methods and techniques to identify ageing I&C equipment
- 3.3.1. Visual inspections
- 3.3.2. Real time monitoring
- 3.3.3. Infrared thermography
- 3.3.4. Cable testing
- 3.4. Ageing equipment simulation and modelling
- 3.4.1. Ageing equipment simulation
- 3.4.2. Ageing equipment modelling
- 3.5. Degradation acceptance criteria
- 3.5.1. Degradation acceptance criteria for I&C equipment (excluding cables)
- 3.5.2. Degradation acceptance criteria for cables
- 3.6. Ageing management of spare parts
- 3.7. Data capture and trending
- 3.7.1. Monitoring, recording and trending
- 3.7.2. Data capture
- 3.7.3. Review of data
- 3.7.4. OPEX and solution sharing
- 3.7.5. Use of modern digital technology
- 3.8. General specification, design, manufacture and in-service life cycle phase considerations
- 3.8.1. Safety case
- 3.8.2. Specification considerations
- 3.8.3. Design and manufacture considerations
- 3.8.4. In-service considerations
- 3.9. Maintenance arrangements and strategies
- 3.9.1. Ageing related degradation mechanism training
- 3.9.2. Proactive ageing equipment management
- 3.9.3. Maintenance schedule considerations
- 3.9.4. Ageing related equipment maintenance strategies
- 4. I&C equipment obsolescence management
- 4.1. Introduction
- 4.2. Definition and scope
- 4.2.1. COTS products
- 4.2.2. Custom I&C equipment
- 4.2.3. Externally maintained I&C equipment
- 4.2.4. I&C equipment software obsolescence
- 4.3. I&C equipment obsolescence management process
- 4.3.1. Overview
- 4.3.2. Phase 1: I&C equipment identification, data collection and recording
- 4.3.3. Phase 2: I&C equipment obsolescence status identification
- 4.3.4. Phase 3: Prioritization of I&C equipment obsolescence issues
- 4.3.5. Phase 4: Resolution of I&C equipment obsolescence issues
- 4.3.6. Solution sharing
- 4.4. Configuration management
- 4.5. Software
- 4.5.1. Planning for software obsolescence
- 4.5.2. Software security
- 4.5.3. Control of existing software for a system's operating life
- 4.6. Knowledge management of I&C equipment
- 4.7. Other I&C equipment obsolescence considerations
- 4.7.1. Monitoring and generation of useful metrics
- 4.7.2. Obsolescence management tools and organizations
- 5. strategies FOR I&C system/equipment modernization
- 5.1. Introduction
- 5.2. Strategies/options
- 5.2.1. Common information for all strategies/options
- 5.2.2. Replacement with similar equipment (fit, form and function or like for like)
- 5.2.3. Remanufacturing/reengineering
- 5.2.4. Reverse engineering
- 5.2.5. Partial and full replacement
- 5.2.6. Joint strategies
- 5.3. Decision making process
- 5.3.1. Equipment availability judgements
- 5.3.2. Operational judgements
- 5.4. Solution justification
- 5.4.1. Item equivalency evaluation
- 5.4.2. Non-identical component replacement/substitution
- 5.4.3. Engineering change process
- 5.4.4. Assessment of security arrangements
- 5.5. Developments in obsolescence management
- 6. I&C system/equipment modernization strategies and issues
- 6.1. Strategies for modernization
- 6.2. Choice of technology
- 6.2.1. High level considerations
- 6.2.2. Use of the same technology
- 6.2.3. Scale of modernization
- 6.2.4. Benefits of digital migration
- 6.2.5. Digital technology choices
- 6.2.6. Use of COTS equipment
- 6.2.7. Use of wireless network technology
- 6.3. Interfaces with existing systems/plant
- 6.4. Replacement with similar equipment strategy
- 6.5. Reverse engineering strategy
- 6.5.1. Introduction
- 6.5.2. Considerations for reverse engineering
- 6.5.3. Conditions for reverse engineering
- 6.5.4. Procurement, supply chain and material maintenance
- 6.6. Partial or full replacement strategy
- 6.6.1. Preparation
- 6.6.2. Partial replacement modernization strategy
- 6.6.3. Full replacement modernization strategy
- 6.7. Modernization implementation scheduling
- 6.8. Modernization project delivery and techniques
- 6.8.1. Introduction
- 6.8.2. Project scope and delivery method
- 6.8.3. Pre-engineering phases
- 6.8.4. Contract strategies
- 6.8.5. Life cycle synchronization and hold points
- 6.8.6. Design and construction
- 6.8.7. Factory test and commissioning
- 6.8.8. Installation
- 6.8.9. Long term support and spares
- 6.8.10. End stages, closeout and handover
- Appendix CABLE AGEING MANAGEMENT THROUGH CONDITION MONITORING
- REFERENCES
- Annex I UNITED KINGDOM SIZEWELL B WISCO-2 DATA PROCESSING AND CONTROL SYSTEM REPLACEMENT PROJECT
- Annex II LOVIISA ELSA PROJECT IN FINLAND
- Annex III UKRAINIAN NPP I&C MODERNIZATION PROJECTS
- Annex IV USE OF 3-D PRINTER TECHNOLOGY TO ADDRESS AN AGEING AND OBSOLESCENCE ISSUE AT THE DARLINGTON NPP
- Annex V USE OF ACCELERATED AGEING ON EQUIPEMENT IN A MILD ENVIRONMENT
- Annex VI DARLINGTON NPP LIQUID ZONE CONTROL POSITIONER REPLACEMENT
- ABBREVIATIONS
- CONTRIBUTORS TO DRAFTING AND REVIEW
- STRUCTURE OF THE IAEA NUCLEAR ENERGY SERIES
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