54 Hypervelocity Gouging Impacts 8 9 7 4 4. 4/ 1 5 2 0. 1 OI: D k o o B 0 | 0 0 0 0. 0 0 0 4. 5 8 9 7 4 3 6 5 1 8 7 9 5. 4/ 1 5 2 0. 1 OI: D g | or a. a ai c. ar p:// htt 3 | 1 0 2 1, 2 e n u n J o A R O O D N U B V NI U T MI R y b d e d a o nl w o D 1543fm.indd i 1/27/2009 5:13:45 PM 4 5 8 9 7 4 4. 4/ 1 5 2 0. 1 OI: D k o o B 0 | 0 0 0 0. 0 0 0 4. 5 8 9 7 4 3 6 5 1 8 7 9 5. 4/ 1 5 2 0. 1 OI: D g | or a. a ai c. ar p:// htt 3 | 1 0 2 1, 2 e n u n J o A R O O D N U B V NI U T MI R y b d e d a o nl w o D 54 Hypervelocity Gouging Impacts 8 9 7 4 4. 4/ 1 5 2 0. 1 OI: D k o o B 0 | 0 0 0 0. 00 John D. Cinnamon 0 54. Air Force Institute of Technology 8 79 Wright-Patterson Air Force Base 4 63 Dayton, Ohio 5 1 8 7 9 5. 4/ 1 5 2 0. 1 OI: D g | or a. a ai c. ar p:// htt 3 | 1 0 2 1, 2 Volume 228 e n n Ju PROGRESS IN o A ASTRONAUTICS AND AERONAUTICS R O O D N U B V Frank K. Lu, Editor-in-Chief NI U University of Texas at Arlington T MI Arlington, Texas R y b d e d a o nl w o D Published by the American Institute of Aeronautics and Astronautics, Inc. 1801 Alexander Bell Drive, Reston, Virginia 20191-4344 1543fm.indd iii 1/27/2009 5:13:46 PM 4 5 8 9 7 4 4. 4/ 1 5 2 0. 1 OI: D k o o B 0 | 0 0 0 0. 0 0 0 4. 5 8 9 7 4 3 6 5 1 8 7 9 5. 4/ 1 5 2 0. 1 OI: D g | or a. a ai c. ar p:// htt 3 | 1 0 2 1, 2 e n u n J o A R O O D N U B V NI T U American Institute of Aeronautics and Astronautics, Inc., Reston, Virginia MI 1 2 3 4 5 R y d b Copyright © 2009 by the American Institute of Aeronautics and Astronautics, Inc. All rights reserved. de Printed in the United States of America. No part of this publication may be reproduced, distributed, or a o transmitted, in any form or by any means, or stored in a database or retrieval system, without the prior nl w written permission of the publisher. o D Data and information appearing in this book are for informational purposes only. AIAA is not responsi- ble for any injury or damage resulting from use or reliance, nor does AIAA warrant that use or reliance will be free from privately owned rights. ISBN 978-1-56347-965-6 1543fm.indd iv 1/27/2009 5:13:46 PM 4 5 8 9 7 4 4. 4/ 1 5 2 0. 1 OI: D “Fearnot,Iamwithyou;benotdismayed;IamyourGod. k oo Iwillstrengthenyou,andhelpyou,andupholdyouwithmy B 0 | righthand....” 0 0 0 0. 00 Isaiah41:10 0 4. 5 8 9 ToTamara,Daniel,Emily,Amy,andJack,foryourloveandsupport. 7 4 3 6 5 1 8 7 9 5. 4/ 1 5 2 0. 1 OI: D g | or a. a ai c. ar p:// htt 3 | 1 0 2 1, 2 e n u n J o A R O O D N U B V NI U T MI R y b d e d a o nl w o D “1543fm” — 2009/1/23 — page v — #1 4 5 8 9 7 4 4. 4/ 1 5 2 0. 1 OI: D k o o B 0 | 0 0 0 0. 0 0 0 4. 5 8 9 7 4 3 6 5 1 8 7 9 5. 4/ 1 5 2 0. 1 OI: D g | or a. a ai c. ar p:// htt 3 | 1 0 2 1, 2 e n u n J o A R O O D N U B V NI U T MI R y b d e d a o nl w o D ProgressinAstronauticsandAeronautics Editor-in-Chief 4 FrankK.Lu 5 98 UniversityofTexasatArlington 7 4 4. 4/ 1 5 2 0. 1 OI: D k EditorialBoard o o B 0 | 00 DavidA.Bearden EswarJosyula 0 0. TheAerospaceCorporation U.S.AirForceResearchLaboratory 0 0 0 4. 85 JohnD.Binder GailA.Klein 9 7 viaSolutions JetPropulsionLaboratory 4 3 6 5 1 8 StevenA.Brandt KonstantinosKontis 7 9 5. U.S.AirForceAcademy UniversityofManchester 4/ 1 5 2 0. JoseA.Camberos RichardC.Lind 1 OI: U.S.AirForceResearchLaboratory UniversityofFlorida D org | RichardCurran NingQin a. Queen’sUniversityofBelfast UniversityofSheffield a ai c. http://ar NASAGlSenannjaRyesGeaarrgchCenter U.S.NOavleaglPAo.sYtgarkaimdueantkeoSchool 3 | 1 20 ChristopherH.Jenkins 21, MontanaStateUniversity e n u n J o A R O O D N U B V NI U T MI R y b d e d a o nl w o D “1543fm” — 2009/1/23 — page vii — #3 4 5 8 9 7 4 4. 4/ 1 5 2 0. 1 OI: D k o o B 0 | 0 0 0 0. 0 0 0 4. 5 8 9 7 4 3 6 5 1 8 7 9 5. 4/ 1 5 2 0. 1 OI: D g | or a. a ai c. ar p:// htt 3 | 1 0 2 1, 2 e n u n J o A R O O D N U B V NI U T MI R y b d e d a o nl w o D 4 5 8 9 7 4 4. 4/ 1 5 2 0. 1 OI: D TableofContents k o o B 0 | 0 0 0 0. 00 Preface........................................................................... xiii 0 4. 5 8 79 Acknowledgments.............................................................. xv 4 3 6 5 81 Nomenclature................................................................... xvii 7 9 5. 4/ 51 AbbreviationsandAcronyms ................................................. xxi 2 0. 1 OI: 1. HypervelocityGougingProblemOverview............................. 1 D g | Introduction .................................................................. 1 or HHSTTRocketSledSystem.................................................. 1 a. aia Gouging...................................................................... 3 c. ar Reference..................................................................... 5 p:// htt 3 | 2. PreviousResearchintheHypervelocityGougingPhenomenon...... 7 01 Introduction .................................................................. 7 2 21, DescriptionofGouging....................................................... 7 ne PreviousHypervelocityGougingResearch .................................... 10 u n J SzmerekovskyModel......................................................... 33 o A Summary..................................................................... 34 R OO References.................................................................... 35 D N U B 3. TheoreticalBackground .................................................. 39 V NI Introduction .................................................................. 39 T U HypervelocityImpactSolutionProcedure ..................................... 39 MI EquationofState ............................................................. 41 R y ConstitutiveModels........................................................... 44 b ed FailureModel................................................................. 47 d oa References.................................................................... 48 nl w o D 4. CharacterizationofGouging............................................. 51 Introduction .................................................................. 51 MethodologyforExaminingGouge........................................... 51 ResultsoftheExaminationofGougedSpecimens............................. 53 ix “1543fm” — 2009/1/23 — page ix — #5 x AnalysisofGougeResults .................................................... 60 ConclusionsonGougedSpecimenExamination............................... 68 ExaminationofRailCondition................................................ 69 Conclusions .................................................................. 72 4 85 References.................................................................... 74 9 7 4 4. 4/ 5. ConstitutiveModelDevelopment ........................................ 77 1 25 Introduction .................................................................. 77 0. DOI: 1 CSpolnitstHitouptikvienMsoondBelarOTveesrtv.i.e.w.................................................................................................... 7787 ok FlyerImpactPlateExperiments............................................... 84 o 0 | B Summary..................................................................... 98 00 References.................................................................... 98 0 0. 0 0 0 6. ValidationofConstitutiveModelsforMidrangeStrainRates........ 101 4. 85 Introduction .................................................................. 101 9 47 ModelingtheSHBTests ...................................................... 101 3 56 MetallurgicalVerificationofSHBModelResults.............................. 105 1 8 7 TaylorImpactTests ........................................................... 107 9 4/5. StudyofHHSTTCoatingsviaTaylorTest..................................... 116 1 25 ModelingofTaylorImpactTestsinCTH...................................... 123 10. Summary..................................................................... 127 OI: References.................................................................... 127 D g | a.or 7. ScaledLaboratoryHypervelocityGougingTest ....................... 131 a ai Introduction .................................................................. 131 c. http://ar SOcnael-eDdiGmoeungsiionngaTlePsetnDeetrvaetlioopnmMeondte.l..................................................................................... 113316 3 | LaboratoryHypervelocityGougingExperimentsandValidation 1 20 oftheOne-DimensionalPenetrationModel.................................. 150 21, MetallurgicalExaminationofHypervelocityGougingTestResults ............ 156 e un Summary..................................................................... 158 on J References.................................................................... 158 A R O O 8. ValidationofConstitutiveModelsforHighStrainRates D N inHypervelocityImpact.................................................. 161 U B Introduction .................................................................. 161 V NI ExaminationofCTHModeling ............................................... 161 U T ValidationofCTHHypervelocityGougingModel............................. 167 MI ValidationofConstitutiveModelsandCTH R y forHypervelocityModeling................................................. 173 b ed References.................................................................... 175 d a o nl w 9. SimulationofHHSTTHypervelocityGougingScenario.............. 177 o D Introduction .................................................................. 177 CTHModelingoftheHHSTTSledScenario.................................. 177 GougingCase1:VerticalImpact .............................................. 178 GougingCase2:AngledImpact............................................... 189 “1543fm” — 2009/1/23 — page x — #6
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