01352nas 2200433-a 450 99621529560331620221208213020.0(DE-599)ZDB2022299-3(OCoLC)27188803(CKB)110978984444459(CONSER)sn-92006794-(EXLCZ)9911097898444445919921231a19939999 s-- aengurcnu||||||||txtrdacontentcrdamediacrrdacarrierMusic theory online MTO : a publication of the Society for Music Theory[Cambridge, Mass.] Society for Music Theory©1993-1 online resourceRefereed/Peer-reviewedSome issues accompanied by .gif files.Title from table of contents caption of ftp version.Place of publication varies: Santa Barbara, Calif., 1995?-1067-3040 MTOMusic theory onlineMusic theoryPeriodicalsMusic theoryfast(OCoLC)fst01030620Periodicals.fastMusic theoryMusic theory.781Society for Music Theory.JOURNAL996215295603316Music theory online2197299UNISA04631nam 2200661 a 450 991096192520332120251116140421.0978661020383397803091325270309132525978128020383112802038389780309583183030958318797805851494240585149429(CKB)110986584751056(SSID)ssj0000106784(PQKBManifestationID)11131092(PQKBTitleCode)TC0000106784(PQKBWorkID)10110632(PQKB)10278883(MiAaPQ)EBC3376241(Au-PeEL)EBL3376241(CaPaEBR)ebr10055268(CaONFJC)MIL20383(OCoLC)814274611(Perlego)4734348(BIP)101025(EXLCZ)9911098658475105619910305d1991 uy 0engurcn|||||||||txtccrAssessment of research needs for wind turbine rotor materials technology /Committee on Assessment of Research Needs for Wind Turbine Rotor Materials Technology, Energy Engineering Board, Commission on Engineering and Technical Systems, National Research Council1st ed.Washington, D.C. National Academy Press1991108 pBibliographic Level Mode of Issuance: Monograph9780309044790 0309044790 Includes bibliographical references.ASSESSMENT OF RESEARCH NEEDS FOR WIND TURBINE ROTOR MATERIALS TECHNOLOGY -- Copyright -- PREFACE -- Contents -- Executive Summary -- RESEARCH RECOMMENDATIONS -- MATERIALS -- DESIGN -- MANUFACTURING -- 1 INTRODUCTION -- SCOPE AND CONTENT -- WIND-DRIVEN POWER PLANTS -- WHY MATERIALS KNOWLEDGE IS CRITICAL -- THE EVOLUTION OF WIND-DRIVEN POWER PLANTS -- THE PRINCIPAL COMPONENT: WIND TURBINES -- POWER CONVERSION EQUATIONS -- THE WIND ENVIRONMENT -- FATIGUE CYCLE ACCUMULATION -- REFERENCES AND BIBLIOGRAPHY -- 2 STRUCTURAL LOADING CHARACTERISTICS -- LOAD CHARACTERIZATION -- BLADE FAILURE EXPERIENCE -- LESSONS FROM HELICOPTER EXPERIENCE -- RECOMMENDATIONS -- REFERENCES AND BIBLIOGRAPHY -- 3 MATERIALS PROPERTIES AND LIFE PREDICTION -- FIBERS -- MATRIX MATERIALS -- E-GLASS/PLASTIC COMPOSITES -- FATIGUE LIFE PREDICTION -- TOUGHNESS CONSIDERATIONS -- WOOD/EPOXY COMPOSITES -- RECOMMENDATIONS -- REFERENCES AND BIBLIOGRAPHY -- 4 WIND TURBINE ROTOR DESIGN ISSUES -- AIRFOIL EVOLUTION -- AERODYNAMIC TIP BRAKES -- BLADE ROOT RETENTION -- Glass-Reinforced Plastic (Grp) Blade Roots -- WOOD/EPOXY BLADE ROOTS -- BLADE JOINING -- BLADE DESIGN CONSIDERATIONS -- Fiberglass Blades -- Wood/Epoxy Blades -- RECOMMENDATIONS -- Grp -- Wood/Epoxy -- Generic -- REFERENCES AND BIBLIOGRAPHY -- 5 MANUFACTURING PROCESSES FOR ROTOR BLADES -- CURRENT MANUFACTURING PROCESSES -- Blade Root End Concepts -- Manufacturing Methods Influence Blade Life -- Matrix Stress Versus Fatigue -- HELICOPTER ROTOR BLADE DESIGN AND PROCESSING -- MANUFACTURING PROCESSES APPLICABLE TO WIND TURBINE BLADES -- Resin Transfer Molding (RTM) -- Pultrusion -- Fiber Placement -- ROOT END DESIGN FOR PRODUCIBILITY -- MANUFACTURING RECOMMENDATIONS -- REFERENCES AND BIBLIOGRAPHY -- 6 ACTIVE CONTROL IN WIND TURBINES -- THE CONTROL PROBLEM FOR WIND TURBINES -- RECENT TRENDS IN CONTROL SYSTEM THEORY.EXISTING CONTROL TECHNOLOGY FOR WIND TURBINES -- ROLE OF CONTROL TECHNOLOGY IN THE WIND POWER INDUSTRY -- REFERENCES AND BIBLIOGRAPHY -- 7 CONCLUSIONS AND RECOMMENDATIONS -- CONCLUSIONS -- RESEARCH RECOMMENDATIONS -- APPENDIX A STATEMENT OF TASK -- OBJECTIVES -- TASKS TO BE PERFORMED -- ASSESSMENT OUTCOME -- APPENDIX B COMMITTEE MEETINGS AND ACTIVITIES.Wind-driven power systems represent a renewable energy technology. Arrays of interconnected wind turbines can convert power carried by the wind into electricity. This book defines a research and development agenda for the U.S. Department of Energy's wind energy program in hopes of improving the performance of this emerging technology.Wind turbinesMaterialsResearchUnited StatesWind turbinesMaterialsResearch621.4/5National Research Council (U.S.).Energy Engineering Board.MiAaPQMiAaPQMiAaPQBOOK9910961925203321Assessment of research needs for wind turbine rotor materials technology4367901UNINA