Redmill / Anderson Improvements in System Safety

Proceedings of the Sixteenth Safety-critical Systems Symposium, Bristol, UK, 5-7 February 2008
1. Auflage 2007
ISBN: 978-1-84800-100-8
Verlag: Springer
Format: PDF
Kopierschutz: 1 - PDF Watermark

E-Book, Englisch, 266 Seiten

This book contains the full complement of papers presented at the sixteenth annual Safety-critical Systems Symposium, held at Bristol, UK, in February 2008. The Symposium is for engineers, managers and academics in the field of safety, across all industry sectors, and so the papers included offer a wide-ranging coverage of major safety issues as well as a good blend of academic research and industrial experience. They include discussions of some of the most recent developments.

Autoren/Hrsg.

Redmill, Felix

Anderson, Tom

Inhaltsverzeichnis

1;Improvements in System Safety;2
2;Felix Redmill Tom Anderson;4
3;Tutorial Paper;11
3.1;Can Process-Based and Product-Based Approaches to Software Safety Certification be Reconciled?;12
3.1.1;1 Introduction;12
3.1.2;2 Process-Based Certification;13
3.1.3;3 Product-based Certification;15
3.1.4;4 Incompatible Approaches?;18
3.1.5;5 Summary;20
3.1.6;6 Acknowledgements;20
3.1.7;7 References;20
3.2;Themes Reprised from SSS ’07;22
3.3;Making Safe Software Secure;23
3.3.1;1 Introduction;23
3.3.2;2 Safety and security;23
3.3.3;3 Scenarios;25
3.3.4;4 Methods;26
3.3.5;5 Assessment;28
3.3.6;6 Future work;30
3.3.7;7 References;30
3.4;Safety Process Improvement with POSE and Alloy;32
3.4.1;1 Introduction;32
3.4.2;2 POSE and Safety;33
3.4.3;3 Current Study and its Background;35
3.4.4;4 The Failure Annunciation System Case Study;37
3.4.5;5 Discussion and Related Work;44
3.4.6;6 Conclusions;45
3.4.7;Acknowledgements;46
3.4.8;References;47
4;The Safety Case;63
4.1;Safety Case Development How can I continue the work?;64
4.2;Safety Case Experiences from Harrier;82
4.2.1;1 Introduction;82
4.2.2;2 Harrier Aircraft Background;83
4.2.3;3 Capability Upgrade;84
4.2.4;4 OSMC Operational Safety Case;90
4.2.4.1;4.1 Construct;90
4.2.4.2;4.2 Deltas;93
4.2.5;5 Here and now;94
4.2.6;6 Conclusion;96
5;Safety Culture;97
5.1;Investigation to Establish Whether Cultural Analysis can be used to Improve the Interactions Between Design, Safety and Operations Departments;98
5.1.1;1.0 Introduction;98
5.1.2;2.0 Organisational Culture;101
5.1.3;3.0 Selection of a Model Of Culture;103
5.1.4;4.0 Adapting Schein’s Method;106
5.1.5;5.0 The Working Trial;109
5.1.6;6.0 Transforming the Culture;114
5.1.7;7.0 Summary;117
5.1.8;8.0 References;117
5.2;Human Performance Improvement-Reducing Significant Events in Nuclear Power;120
6;Human Factors;139
6.1;A Human Factors Perspective on Safety Management Systems;140
6.1.1;1 Introduction;140
6.1.2;2 Human Factors and System Safety;141
6.1.3;3 The Safety Management Systems Approach;143
6.1.4;4 Safety Management Systems from a Human Factors Perspective;145
6.1.5;5 Challenges for Human Factors from Safety Management Systems;147
6.1.6;6 Human Factors Best Practice and SMS;149
6.1.7;7 Areas for Further Research and Next Steps;152
6.2;Human Factors Safety Assurance for Changing ATM Systems;155
6.2.1;1 Introduction;155
6.2.2;2 The Role of The Human in Air Traffic Management;156
6.2.3;3 Integrating Human Error Analysis into the SMS;158
6.2.4;4 Minimising Controller Error due to Changes;160
6.2.5;5. HFA and Task Performance;166
6.2.6;6 Conclusion;172
6.2.7;7 References;172
6.2.8;8 Acknowledgements;173
7;Achieving and Improving System Safety;174
7.1;Practical Ways of Improving Product Safety in Industry;175
7.1.1;1 Introduction;175
7.1.2;2 What is Safety?;176
7.1.3;3 Problem Areas;178
7.1.4;4 Practical Ways to Improve Safety;182
7.1.5;5 Conclusion;191
7.2;Prototyping versus Formal Development;192
7.2.1;1 Introduction;192
7.2.2;2 Development Processes;192
7.2.3;3 Where Does the Money Go?;194
7.2.4;4 Costs of Change;195
7.2.5;5 Architecture-based Development;197
7.2.6;6 Prototyping the Process;200
7.2.7;7 Where does Safety Management fit in?;201
7.2.8;8 Conclusions;204
7.2.9;9 References;204
8;Safety and Risk Analysis;218
8.1;Safety Analysis: Thoughts on Methods and Experience;219
8.1.1;1 Introduction;219
8.1.2;2 Experience and Method;220
8.1.3;3 Examples;223
8.1.4;4 Discussion;229
8.1.5;5 Conclusions;230
8.2;Simplifying the Creation and Use of the Risk Matrix;233
8.2.1;1 Introduction;233
8.2.2;2 The Risk Matrix;235
8.2.3;3 Risk class and its use;238
8.2.4;4 Evaluating potential accidents;240
8.2.5;5 Identifying Safety Requirements;245
8.2.6;6 Tailoring of the Risk Matrix;249
8.2.7;7 Conclusion;257
9;AUTHOR INDEX;259