Analyses for Durability and System Design Lifetime: A Multidisciplinary Approach
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This book explores system design life cycle problems for complex engineering systems and satellites.
Preface xi1 Introduction: On Time 11.1 Sundials and human time 11.2 Time and human artifacts 51.3 Two broad categories of questions regarding durability 51.4 Why the interest in product durability and system design lifetime? 81.5 Book organization 102 To Reduce or to Extend Durability? A Qualitative Discussion of Issues at Stake 142.1 Introduction 142.2 Nomenclature: Durability and design lifetime - A matter of connotation 152.3 To reduce or to extend a product's durability? What is at stake and for whom? 162.4 Example: To reduce or to extend a spacecraft's design lifetime? 223 A Brief History of Economic Thought on Durability 243.1 Introduction: Snapshot from the middle of the story 243.2 Periodization and the history of economic thought on durability 263.3 The origins and preanalytic period in the history of economic thought on durability: Knut Wicksell and Edward Chamberlin 273.4 Growing interest in durability: Limitations of the price-quantity analysis and suspicious industry practices 283.5 "Flawed analytic" period in the history of economic thought on durability 323.6 The Swan-centric period in the history of economic thought on durability 333.7 The identification of the time inconsistency problem for durable goods monopolists 353.8 Recent economic literature on durability 413.9 Limitations of current economic thinking about durability 443.10 Conclusions 48Appendix - Origins of Coase's contribution to the time inconsistency problem of durable goods monopolists 494 Analysis of Marginal Cost of Durability and System Cost per Day 534.1 Introduction 534.2 Nomenclature: Durability,design lifetime, and service life 544.3 On values, metrics, and tradeoffs in the search for optimal durability 564.4 Scaling effects and marginal cost of durability: The example of a satellite 614.5 Cost elasticity of durability 714.6 From marginal cost of durability to cost per day: Regions and archetypes 744.7 Conclusions 785 Flawed Metrics: System Cost per Day and Cost per Payload 815.1 Introduction 825.2 Two metrics in space system design and their implications 835.3 Investigating satellite cost per day 855.4 The case for a value-centric mindset in system design 875.5 Satellite cost per transponder: Design implications and limitations 945.6 Conclusions 976 Durability Choice and Optimal Design Lifetime for Complex Engineering Systems 1016.1 Introduction: A topic overlooked by economists and engineers 1016.2 An augmented perspective on design and optimization: A system's value and the associated flow of service 1026.3 Optimal durability under steady-state and deterministic assumptions 1046.4 Durability, depreciation, and obsolescence: A preliminary account 1106.5 Uncertainty, risk, and the durability choice problem: A preliminary account 1186.6 Conclusions 123Epilogue. Perspectives in Design: The Deacon's Masterpiece and Hundred-Year Aircraft, Spacecraft, and Other Complex Engineering Systems 1281 On durability through robustness: The Oliver Wendell Holmes way 1292 Time to failure 1313 Beyond robustness: On durability through flexibility in system design 1364 The new deacon's masterpiece: Challenge for poets and engineers! 141Appendix A Beyond Cost Models, System Utility or Revenue Models: Example of a Communications Satellite 145A.1 Introduction 145A.2 Motivation: Proliferation of system cost models and absence of revenue or utility models 146A.3 Developing the revenue model structure for a communications satellite 149A.4 Modeling satellite loading dynamics 153A.5 Integrating satellite loading dynamics with transponder lease price 164A.6 Conclusions 169Appendix B On Durability and Economic Depreciation 171B.1 Introduction 171B.2 Depreciation, deterioration, and obsolescence: The traditional interpretation 174B.3 The model 175B.4 Depreciation and incremental present value 178B.5 Depreciation and obsolescence 188B.6 Concluding remarks 191Index 195
