ISO26262标准评估 “道路车辆功能安全”
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ASSESSMENT OF THE ISO 26262 STANDARD, “ROAD VEHICLES – FUNCTIONAL SAFETY”
Dr. Qi Van Eikema Hommes SAE 2012 Government/Industry Meeting January 25, 2012
8. Supporting processes
8-10 Documentation 8-11 Qualification of software tools 8-12 Qualification of software components 8-13 Qualification of hardware components 8-14 Proven in use argument
mechatronics implementation – The risk from both systematic failure and random hardware
failure
3
Core processes
Management
ISO 26262 affects all areas
General Structure of ISO 26262
6-9 Software unit testing
6-10 Software integration and testing
6-11 Software verification
7. Production & Operation
7-5 Production
7-6 Operation, service and decommissioning
• Adaptation of IEC 61508 to road vehicles • Influenced by ISO 16949 Quality Management System • The first comprehensive standard that addresses safety related
5-8 Hardware archBiblioteka Baidutectural metrics
5-9 Evaluation of violation of the safety goal due to random HW failures
5-10 Hardware integration and testing
4-8 Item integration and testing
4-7 System design
5. Product development:
hardware level
5-5 Initiation of product development at the hardware level 5-6 Specification of hardware safety requirements 5-7 Hardware design
2-5 Overall safety management
1. Vocabulary 2. Management of functional safety
2-6 Safety management during item development
2-7 Safety management after release for production
6. Product development:
software level
6-5 Initiation of product development at the software level 6-6 Specification of software safety requirements 6-7 Software architectural design 6-8 Software unit design and implementation
4-5 Initiation of product development at the system level
4-11 Release for production
4-6 Specification of the technical safety requirements
4-10 Functional safety assessment 4-9 Safety validation
8-5 Interfaces within distributed developments 8-6 Overall management of safety requirements 8-7 Configuration management 8-8 Change management 8-9 Verification
automotive systems comprised of electrical, electronic, and software elements that provide safety-related functions. • It intends to address the following important challenges in today’s road vehicle technologies: – The safety of new E/E and Software functionality in vehicles – The trend of increasing complexity, software content, and
3. Concept phase
3-5 Item definition
3-6 Initiation of the safety lifecycle
3-7 Hazard analysis and risk assessment 3-8 Functional safety concept
4. Product development: system level
1
Outline • ISO 26262 Overview • Scope of the Assessment • Strengths • Considerations for Improvements • Industry Feedbacks • Summary
2
ISO 26262 Overview
Dr. Qi Van Eikema Hommes SAE 2012 Government/Industry Meeting January 25, 2012
8. Supporting processes
8-10 Documentation 8-11 Qualification of software tools 8-12 Qualification of software components 8-13 Qualification of hardware components 8-14 Proven in use argument
mechatronics implementation – The risk from both systematic failure and random hardware
failure
3
Core processes
Management
ISO 26262 affects all areas
General Structure of ISO 26262
6-9 Software unit testing
6-10 Software integration and testing
6-11 Software verification
7. Production & Operation
7-5 Production
7-6 Operation, service and decommissioning
• Adaptation of IEC 61508 to road vehicles • Influenced by ISO 16949 Quality Management System • The first comprehensive standard that addresses safety related
5-8 Hardware archBiblioteka Baidutectural metrics
5-9 Evaluation of violation of the safety goal due to random HW failures
5-10 Hardware integration and testing
4-8 Item integration and testing
4-7 System design
5. Product development:
hardware level
5-5 Initiation of product development at the hardware level 5-6 Specification of hardware safety requirements 5-7 Hardware design
2-5 Overall safety management
1. Vocabulary 2. Management of functional safety
2-6 Safety management during item development
2-7 Safety management after release for production
6. Product development:
software level
6-5 Initiation of product development at the software level 6-6 Specification of software safety requirements 6-7 Software architectural design 6-8 Software unit design and implementation
4-5 Initiation of product development at the system level
4-11 Release for production
4-6 Specification of the technical safety requirements
4-10 Functional safety assessment 4-9 Safety validation
8-5 Interfaces within distributed developments 8-6 Overall management of safety requirements 8-7 Configuration management 8-8 Change management 8-9 Verification
automotive systems comprised of electrical, electronic, and software elements that provide safety-related functions. • It intends to address the following important challenges in today’s road vehicle technologies: – The safety of new E/E and Software functionality in vehicles – The trend of increasing complexity, software content, and
3. Concept phase
3-5 Item definition
3-6 Initiation of the safety lifecycle
3-7 Hazard analysis and risk assessment 3-8 Functional safety concept
4. Product development: system level
1
Outline • ISO 26262 Overview • Scope of the Assessment • Strengths • Considerations for Improvements • Industry Feedbacks • Summary
2
ISO 26262 Overview