功能安全需求书写 汽车电子咖啡厅

• A unique ID • A status (such as approved…) • An ASIL
Refer to ISO 26262-Part 8
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Reason for those Characteristics / Attribute / Properties
FUSI Requirement for Requirement Engineering
Method for Requirement Combination Summary
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Prepared by Jun Jiang. II All right reserved by HELLA.
HELLA Group Overview
• Partner of the automotive industry and the aftermarket for over 100 years • Global family-owned company with more than 100 locations in over 35 countries • Sales of € 5.8 billion FY 2014/2015 • Approx. 32,000 employees worldwide, thereof over 6,000 in Research & Development • One of the top 40 automotive suppliers in the world and one of the 100 largest German industrial companies
Example - Structure
Structure of Entire Safety Related Work Product – Information Model
5. Unambiguous and Comprehensible 6. Atomic 7. Testability 8. …
Attribute Transfer
1. Traceability 2. Test Method 3. …
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Start with process 2003/4 Release 1 HP-GE 569 2008 Patch according ISO DIS 26262 2010 Patch according ISO 26262 2011
„Avoiding of accidents is not only an order of the law but is also a command of the human obligation and economic rationality“ Werner von Siemens, 1880 < 3 projects with Safety relevance e.g. ABS ECU;Velocity control
Hella Shanghai Functional Safety Overview
TAS/TOS ASIL D
15
BMS ASIL C
ASIL B Customer Projects SOPed
3 30
ASIL B Platform Projects
GCAPE ASIL B
Since பைடு நூலகம்ar. 2011 1 FUSI Manager
Hierarchical structure Organizational structure (CM) Completeness External consistency No duplication of information Maintainability Traceability
FUSI Requirement for Requirement Engineering
Method for Requirement Combination Summary
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Prepared by Jun Jiang. II All right reserved by HELLA.
Functional Safety Requirement Overview
How to write requirement which fulfill ISO 26262
For Rheinland Functional Safety Workshop Prepared by Jun Jiang 2016-08-26
Agenda
HELLA FUSI team Introduction
Concepts - Services - Information
• Local Branch
Electronics
Conditioning Service
• Lighting
- Technical Service - Sales Support
Service
• Battery
equipment for commercial vehicles, e.g. buses, caravans, heavy duty machinery with lighting and electronics
Energy Management
Driver Assistance Systems
Sensors
Actuators
HELLA Globe Functional Safety Overview
Hella process „ ready for functional safety“ HP-GE569
Requirement
Test
HW/SW Test Verification
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The requirement to Engineering Requirement inside ISO 26262
Business Segments
Automotive
Lighting
• Headlamps
Aftermarket
Independent Aftermarket
• Parts
Special Applications
Workshop Equipment
• Vehicle
Electronics
• Body Electronics
ASIL A/B
< 30 projects Each product segment affected, (Body, DAS, Energy, Components, Lighting, After Market, NonAutomotive)
1999 IEC 61508 is defined as „state of the art“ for Electric, Electronic And Programmable Electronic devices Automotive OEMs interpret IEC only for stationary electronics -------------------------------------------------------Focus on special functions or ECUs like ABS
Wholesale
• Full Range
Special Original Equipment
• Original
Industries
• Street Lighting
• Rear Lamps
• Small Lamps • Interior Lighting • Lighting
• Energy
- Wear Parts - Spare Parts
Complexity
Hierarchical Structure
1. 2. 3. 4.
Traceability Completeness Consistency No duplication
Correctness
Distribute Human Development Information Model Technical
• Tools • Services
Management Systems
• Sensors • Actuators • Electric Power
- Parts - Tools
• Workshop
Diagnostic & Vehicle Data
• Air
• Driver Assistance - Accessories
BCM ASIL B
Customer Projects w. ASIL B/C/D
3
2 FUSI Manager + 1 SOM
2011
6
2012
2015
2016
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Agenda
HELLA FUSI team Introduction
coming from
ASIL C/D
ASIL C/D
ASIL C/D
ASIL A/B
< 5 projects PQ 35; BCM 2 2004
< 15 projects ECU UP30; DMTR, EPS, STAR, CAPE, ASIL A/B APS, TAS/TOS 2009 ISO DIS 26262 Published ------------------------OEMs start with Project requirements according to ISO
• Airport Lighting
• Interior Lighting
• Industry Lighting
Steering
Network
• Logistics
Service
• Tools
HELLA China Business Division – Electronics
Electrical Power Steering Body Electronics
Functional Safety Development
Item Definition HARA FSC (Vehicle Level) Incl. vehicle arch. Safety Analysis (Vehicle Level) FSC (SYS Level) Incl. system arch. Safety Analysis (System Level) TSC (Inside SYS req.) HW/SW Requirement HW/SW Design NA System Test Safety Validation
ISO CD 26262 Published --------------------------------OEMs start with pilot Project implementing partly requirements of the ISO standard
2011 Released version is A mandatory Safety standard for automotive products ----------------------------------OEMs require complete implementation of ISO in Projects; Several OEM e.g. VW, Audi, BMW,Renault, PSA, GM developed internal guidelines
To each requirement
Unambiguous and Comprehensible Atomic Internally consistent Feasible Verifiable With below attributes
To requirement work product