Hypervelocity Gouging Impacts (Progress in Astronautics and Aeronautics)

256 Pages·2009·15.25 MB·English

by  J. Cinnamon

54 Hypervelocity Gouging Impacts
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54 Hypervelocity Gouging Impacts
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00 John D. Cinnamon
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54. Air Force Institute of Technology
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79 Wright-Patterson Air Force Base
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2 Volume 228
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n Ju PROGRESS IN
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A ASTRONAUTICS AND AERONAUTICS
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V Frank K. Lu, Editor-in-Chief
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U University of Texas at Arlington
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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
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T U American Institute of Aeronautics and Astronautics, Inc., Reston, Virginia
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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
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o transmitted, in any form or by any means, or stored in a database or retrieval system, without the prior
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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
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ProgressinAstronauticsandAeronautics
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00 Preface........................................................................... xiii
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79 Acknowledgments.............................................................. xv
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81 Nomenclature................................................................... xvii
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51 AbbreviationsandAcronyms ................................................. xxi
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OI: 1. HypervelocityGougingProblemOverview............................. 1
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or HHSTTRocketSledSystem.................................................. 1
a.
aia Gouging...................................................................... 3
c.
ar Reference..................................................................... 5
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3 | 2. PreviousResearchintheHypervelocityGougingPhenomenon...... 7
01 Introduction .................................................................. 7
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21, DescriptionofGouging....................................................... 7
ne PreviousHypervelocityGougingResearch .................................... 10
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n J SzmerekovskyModel......................................................... 33
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A Summary..................................................................... 34
R
OO References.................................................................... 35
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B 3. TheoreticalBackground .................................................. 39
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NI Introduction .................................................................. 39
T U HypervelocityImpactSolutionProcedure ..................................... 39
MI EquationofState ............................................................. 41
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y ConstitutiveModels........................................................... 44
b
ed FailureModel................................................................. 47
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oa References.................................................................... 48
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4. CharacterizationofGouging............................................. 51
Introduction .................................................................. 51
MethodologyforExaminingGouge........................................... 51
ResultsoftheExaminationofGougedSpecimens............................. 53
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AnalysisofGougeResults .................................................... 60
ConclusionsonGougedSpecimenExamination............................... 68
ExaminationofRailCondition................................................ 69
Conclusions .................................................................. 72
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85 References.................................................................... 74
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4/ 5. ConstitutiveModelDevelopment ........................................ 77
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25 Introduction .................................................................. 77
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DOI: 1 CSpolnitstHitouptikvienMsoondBelarOTveesrtv.i.e.w.................................................................................................... 7787
ok FlyerImpactPlateExperiments............................................... 84
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0 | B Summary..................................................................... 98
00 References.................................................................... 98
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0 6. ValidationofConstitutiveModelsforMidrangeStrainRates........ 101
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85 Introduction .................................................................. 101
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47 ModelingtheSHBTests ...................................................... 101
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56 MetallurgicalVerificationofSHBModelResults.............................. 105
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7 TaylorImpactTests ........................................................... 107
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4/5. StudyofHHSTTCoatingsviaTaylorTest..................................... 116
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25 ModelingofTaylorImpactTestsinCTH...................................... 123
10. Summary..................................................................... 127
OI: References.................................................................... 127
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a.or 7. ScaledLaboratoryHypervelocityGougingTest ....................... 131
a
ai Introduction .................................................................. 131
c.
http://ar SOcnael-eDdiGmoeungsiionngaTlePsetnDeetrvaetlioopnmMeondte.l..................................................................................... 113316
3 | LaboratoryHypervelocityGougingExperimentsandValidation
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20 oftheOne-DimensionalPenetrationModel.................................. 150
21, MetallurgicalExaminationofHypervelocityGougingTestResults ............ 156
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un Summary..................................................................... 158
on J References.................................................................... 158
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N inHypervelocityImpact.................................................. 161
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B Introduction .................................................................. 161
V
NI ExaminationofCTHModeling ............................................... 161
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T ValidationofCTHHypervelocityGougingModel............................. 167
MI ValidationofConstitutiveModelsandCTH
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y forHypervelocityModeling................................................. 173
b
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w 9. SimulationofHHSTTHypervelocityGougingScenario.............. 177
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Introduction .................................................................. 177
CTHModelingoftheHHSTTSledScenario.................................. 177
GougingCase1:VerticalImpact .............................................. 178
GougingCase2:AngledImpact............................................... 189
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