LEADER 08542nam 2200709 a 450 001 9910960959803321 005 20200520144314.0 010 $a9786610211692 010 $a9781280211690 010 $a1280211695 010 $a9780309583398 010 $a030958339X 010 $a9780585143569 010 $a0585143560 035 $a(CKB)110986584751070 035 $a(OCoLC)44956056 035 $a(CaPaEBR)ebrary10055640 035 $a(SSID)ssj0000146422 035 $a(PQKBManifestationID)11158622 035 $a(PQKBTitleCode)TC0000146422 035 $a(PQKBWorkID)10186651 035 $a(PQKB)10775589 035 $a(Au-PeEL)EBL3376416 035 $a(CaPaEBR)ebr10055640 035 $a(CaONFJC)MIL21169 035 $a(OCoLC)923263673 035 $a(MiAaPQ)EBC3376416 035 $a(Perlego)4734319 035 $a(EXLCZ)99110986584751070 100 $a19910220d1991 uy 0 101 0 $aeng 135 $aurcn||||||||| 181 $ctxt 182 $cc 183 $acr 200 10$aEnabling technologies for unified life-cycle engineering of structural components /$fCommittee on Enabling Technologies for Unified Life-Cycle Engineering of Structural Components, National Materials Advisory Board, Commission on Engineering and Technical Systems, National Research Council 205 $a1st ed. 210 $aWashington, D.C. $cNational Academy Press$d1991 215 $a1 online resource (x, 99 pages) $cillustrations 225 1 $aPublication NMAB ;$v455 300 $aBibliographic Level Mode of Issuance: Monograph 311 08$a9780309044929 311 08$a0309044928 320 $aIncludes bibliographical references. 327 $aEBABLING TECHNOLOGIES FOR UNIFIED LIFE-CYCLE ENGINEERING OF STRUCTURAL COMPONENTS -- Copyright -- ABSTRACT -- PREFACE -- Contents -- EXECUTIVE SUMMARY -- 1 INTRODUCTION -- OBJECTIVE -- APPROACH -- UNIFIED LIFE-CYCLE ENGINEERING -- POTENTIAL PAYOFF -- CURRENT AND FUTURE ENVIRONMENT -- VALIDITY OF STUDY FINDINGS FOR OTHER PRODUCTS -- REFERENCES -- 2 DESIGN -- CURRENT ENVIRONMENT -- Conceptual Design -- Preliminary Design -- Detailed Design -- FUTURE ENVIRONMENT -- SIGNIFICANCE OF THE CHANGE -- REFERENCES -- 3 MANUFACTURING -- CURRENT ENVIRONMENT -- Manufacturing-Design Interface -- Computer-Integrated Manufacturing -- Sourcing -- FUTURE ENVIRONMENT -- Design-Manufacturing-Support Interface -- Computer-Integrated Manufacturing -- Sourcing -- SIGNIFICANCE OF THE CHANGE -- 4 PRODUCT SUPPORT -- CURRENT ENVIRONMENT -- Maintenance Attributes -- Battle Readiness -- FUTURE ENVIRONMENT -- SIGNIFICANCE OF THE CHANGE -- 5 MATERIALS -- CURRENT ENVIRONMENT -- Materials Data for Design -- Materials Data for Manufacturing -- Materials for Product Support -- FUTURE ENVIRONMENT -- Materials Data for Design and Manufacture -- Materials in Support -- SIGNIFICANCE OF THE CHANGE -- REFERENCES -- 6 INFORMATION SYSTEMS -- CURRENT ENVIRONMENT -- Flow of Information -- Information Technology -- FUTURE ENVIRONMENT -- Flow of Information -- Information Technology -- SIGNIFICANCE OF THE CHANGE -- REFERENCES -- 7 CRITICAL ISSUES -- VALIDATION -- CRITICAL ISSUES 1 -- Needs and Concerns -- Material Development Versus Application -- As-Processed Materials Information -- Damage Characterization -- Extrapolation of Materials Performance and Lifetime Prediction -- Test Methods -- Intelligent Processing of Materials -- Component Manufacture and Repair -- Enabling Technologies -- Techniques for Damage Characterization -- Technologies for Enhancing Design for Supportability. 327 $aCRITICAL ISSUES 2 -- Needs and Concerns -- Life-Cycle Cost Model -- Prediction of Lifetime Performance -- Analysis and Simulation of Manufacturing Processes -- Analysis and Simulation of Support Processes -- Analysis of the Design Process -- Enabling Technologies -- Life-Cycle Cost Calculator -- Life-Cycle Performance -- Stochastic Methods -- Product-Process Modelers -- Feature-Based Modeling -- CRITICAL ISSUES 3 -- Needs and Concerns -- Information Reference Model -- Intuitively Understandable Software Systems -- Design Assessment Tools -- Training and Education -- Organizational Issues -- Enabling Technologies -- Cognitive Systems Science and Technology -- Machine Learning Technology -- Data-Base Technology -- Product Definition Standards Technology -- Communication Network Technology -- CRITICAL ISSUES 4 -- Needs and Concerns -- Limitations of Field Data -- Reference Supportability Data -- Uniform Supportability Quantifiers -- Missing and Uncertain Information -- Enabling Technologies -- Use of Diagnostic Tools -- Rapid Prototyping Techniques -- Techniques for Ranking and Selecting Critical Parameters -- Knowledge-Based and Expert Systems -- Systems for Missing and Uncertain Data -- REFERENCES -- 8 CONCLUSIONS AND RECOMMENDATIONS -- GENERAL CONCLUSIONS AND RECOMMENDATIONS -- Conclusion 1: Program Scale -- Recommendation 1: Define the ULCE program scale. -- Action Item -- Conclusion 2: Demonstration Project -- Recommendation 2: Establish a demonstration project for ULCE. -- Action Item -- Conclusion 3: Lead Agency -- Recommendation 3: Assign lead responsibility for developing and implementing ULCE to one agency. -- Action Item -- CONCLUSIONS AND RECOMMENDATIONS FROM FIRST CRITICAL ISSUE -- Conclusion 4: Materials Research -- Recommendation 4: Initiate and focus on materials research and characterization appropriate to the n ... -- Action Item. 327 $aConclusion 5: Communication -- Recommendation 5: Improve communication of ULCE needs within the materials community and governmental? -- Action Items -- CONCLUSIONS AND RECOMMENDATIONS FROM FIRST CRITICAL ISSUE -- Conclusion 6: Calculating Life-Cycle Costs -- Recommendation 6: Develop a model life-cycle cost calculator. -- Action Items -- Conclusion 7: Improved CAD-CAM Systems -- Recommendation 7: Accelerate the development of CAD-CAM systems that incorporate complete product description? -- Action Items -- Conclusion 8: Analytical Methods -- Recommendation 8: Expand the application of analytical methods. -- Action Items -- CONCLUSIONS AND RECOMMENDATIONS FROM FIRST CRITICAL ISSUE -- Conclusion 9: Information Reference Model -- Recommendation 9: Build and implement a conceptual, system-level information reference model. -- Actions Items -- Conclusion 10: Standardized Representation -- Recommendation 10: Develop and coordinate standard representations for entities in the ULCE system for? -- Action Items -- Conclusion 11: Conceptual Design Assessment -- Recommendation 11: Develop a rapid analysis tool for the conceptual design phase that embodies producibility? -- Action Items -- CONCLUSIONS AND RECOMMENDATIONS FROM FIRST CRITICAL ISSUE -- Conclusion 12: Gathering and Using Field Data -- Recommendation 12: Develop and enhance capabilities to relate field observations to design attributes. -- Action Items -- Conclusion 13: Use of Sensors -- Recommendation 13: Develop improved sensor-based tools for periodic or continuous monitoring to assess? -- Action Items -- Conclusion 14: Education and Training -- Recommendation 14: Initiate and promote education and training in ULCE concepts and methods. -- Action Items -- Conclusion 15: Missing Information -- Recommendation 15: Develop better techniques to deal with missing or uncertain information. 327 $aAction Items -- APPENDIX A CASE STUDY OF A METALLIC GAS TURBINE DISK -- APPENDIX B CASE STUDY OF A COMPOSITE AIRFRAME STRUCTURE -- CONCEPTUAL DESIGN -- PROTOTYPE -- FULL-SCALE DEVELOPMENT -- PRODUCTION -- OPERATION -- APPENDIX C PRESENTATIONS TO THE COMMITTEE -- APPENDIX D BIOGRAPHICAL SKETCHES OF COMMITTEE MEMBERS. 330 $aUnified life-cycle engineering (ULCE) is a design engineering environment. This book addresses ULCE approaches to design, manufacture, and application of structural components, especially for advanced military systems. Conclusions and recommendations to support the development of an effective ULCE design engineering environment are also presented. 410 0$aPublication NMAB ;$v455. 606 $aWeapons systems$xDesign and construction 606 $aProduct life cycle 615 0$aWeapons systems$xDesign and construction. 615 0$aProduct life cycle. 676 $a355.8/2 801 0$bMiAaPQ 801 1$bMiAaPQ 801 2$bMiAaPQ 906 $aBOOK 912 $a9910960959803321 996 $aEnabling technologies for unified life-cycle engineering of structural components$94354212 997 $aUNINA