Modeling, simulation and experimental analysis of ultrasonic wave propagation in cables with cracked wires:
Gespeichert in:
1. Verfasser: | |
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Format: | Abschlussarbeit Buch |
Sprache: | English |
Veröffentlicht: |
Tönning [u.a.]
<<Der>> Andere Verl.
2011
|
Schriftenreihe: | Bericht aus dem Institut für Angewandte und Experimentelle Mechanik
2011,1 |
Schlagworte: | |
Online-Zugang: | Inhaltsverzeichnis |
Beschreibung: | Fälschl. auch als Bd. 2010,2 der Schriftenreihe bezeichnet |
Beschreibung: | XVIII, 108 S. graph. Darst. |
ISBN: | 9783862471140 |
Internformat
MARC
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336 | |b txt |2 rdacontent | ||
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490 | 1 | |a Bericht aus dem Institut für Angewandte und Experimentelle Mechanik |v 2011,1 | |
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Datensatz im Suchindex
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adam_text | IMAGE 1
CONTENTS
ABSTRACT XI
KURZFASSUNG XIII
1 INTRODUCTION 1
2 FUNDAMENTALS 5
2.1 CONTINUUM MECHANICS 5
2.1.1 DISPLACEMENT AND STRAIN 5
2.1.2 STRESS 6
2.1.3 EQUATION OF MOTION FOR LINEAR ISOTROPIC MATERIAL . .. 6 2.2 WAVE
PROPAGATION IN CYLINDERS 8
2.2.1 BODY WAVES 8
2.2.2 GUIDED WAVES 9
2.2.3 TYPES OF PROPAGATION MODES 11
2.2.4 COMPUTATION OF DISPERSION CURVES 13
2.2.5 INCORPORATION OF DAMPING * . . 13
2.3 POWER FLOW AND ENERGY BALANCE . . . 14
2.4 FINITE ELEMENT MODELING 15
2.4.1 TRANSIENT FINITE ELEMENT ANALYSIS 19
3 T HE WAVEGUIDE FINITE ELEMENT METHOD 21
3.1 CALCULATION OF WAVEGUIDE MODES 21
3.2 PROPAGATION MODES IN CYLINDRICAL WAVEGUIDES 24
3.3 NUMERICAL ACCURACY 29
3.4 PHASE AND GROUP VELOCITY 29
3.5 DISPERSION CURVES 32
4 GENERATION OF WAVES IN CYLINDRICAL WAVEGUIDES 35
4.1 ACTUATOR TYPES 35
4.2 ABSORBING BOUNDARY CONDITIONS FOR GUIDED WAVES 37
4.2.1 GENERAL PROCEDURE 38
BIBLIOGRAFISCHE INFORMATIONEN HTTP://D-NB.INFO/1010992252
DIGITALISIERT DURCH
IMAGE 2
X CONTENTS
4.2.2 LOCAL (NODE-BASED) METHOD 39
4.2.3 MULTIMODE BOUNDARY CONDITIONS 41
4.3 ACTUATOR DESIGN 44
4.3.1 SINGLE MODE PIEZOELECTRIC ACTUATOR 44
4.3.2 MULTIMODE PIEZOELECTRIC ACTUATOR 47
4.4 OPTIMAL FEEDFORWARD CONTROL 47
4.4.1 GENERAL OPTIMIZATION PROBLEM 49
4.4.2 APPLICATION TO ACTUATOR MODEL 50
4.4.3 RESULTS 51
5 INTERACTION OF GUIDED WAVES WITH DISCONTINUITIES 55
5.1 MODAL DECOMPOSITION METHOD 56
5.1.1 REFLECTION AT FREE END OF WAVEGUIDE 58
5.1.2 REFLECTION AND TRANSMISSION AT NOTCHES 62
5.2 TRANSIENT FINITE ELEMENT ANALYSES OF WAVEGUIDES WITH DEFECTS 70
5.2.1 FINITE ELEMENT MODEL 71
5.2.2 ANALYSIS OF TRANSIENT RESULTS 72
5.2.3 REFLECTION AND TRANSMISSION COEFFICIENTS FROM TRAN- SIENT RESULTS
76
5.3 EXPERIMENTS AT NOTCHED WAVEGUIDES 78
5.3.1 EXPERIMENTAL SETUP 78
5.3.2 SIGNAL PROCESSING 79
5.3.3 EXPERIMENTAL RESULTS 82
6 WAVE PROPAGATION IN COUPLED WAVEGUIDES 87
6.1 POWER FLOW MODEL 87
6.1.1 POWER OF PROPAGATING LONGITUDINAL WAVE 87
6.1.2 POWER FLOW IN COUPLED WAVEGUIDES 89
6.1.3 EXPERIMENTS 91
6.2 DEFECT DETECTION IN COUPLED WAVEGUIDES 94
7 CONCLUSIONS 97
BIBLIOGRAPHY 99
|
any_adam_object | 1 |
author | Sprenger, Helge |
author_GND | (DE-588)143793195 |
author_facet | Sprenger, Helge |
author_role | aut |
author_sort | Sprenger, Helge |
author_variant | h s hs |
building | Verbundindex |
bvnumber | BV039968184 |
classification_rvk | ZM 3700 |
ctrlnum | (OCoLC)712520938 (DE-599)DNB1010992252 |
dewey-full | 620.11274 |
dewey-hundreds | 600 - Technology (Applied sciences) |
dewey-ones | 620 - Engineering and allied operations |
dewey-raw | 620.11274 |
dewey-search | 620.11274 |
dewey-sort | 3620.11274 |
dewey-tens | 620 - Engineering and allied operations |
discipline | Maschinenbau / Maschinenwesen Werkstoffwissenschaften / Fertigungstechnik |
format | Thesis Book |
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genre_facet | Hochschulschrift |
id | DE-604.BV039968184 |
illustrated | Illustrated |
indexdate | 2024-07-10T00:15:12Z |
institution | BVB |
isbn | 9783862471140 |
language | English |
oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-024825779 |
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physical | XVIII, 108 S. graph. Darst. |
publishDate | 2011 |
publishDateSearch | 2011 |
publishDateSort | 2011 |
publisher | <<Der>> Andere Verl. |
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series | Bericht aus dem Institut für Angewandte und Experimentelle Mechanik |
series2 | Bericht aus dem Institut für Angewandte und Experimentelle Mechanik |
spelling | Sprenger, Helge Verfasser (DE-588)143793195 aut Modeling, simulation and experimental analysis of ultrasonic wave propagation in cables with cracked wires Helge Sprenger Tönning [u.a.] <<Der>> Andere Verl. 2011 XVIII, 108 S. graph. Darst. txt rdacontent n rdamedia nc rdacarrier Bericht aus dem Institut für Angewandte und Experimentelle Mechanik 2011,1 Fälschl. auch als Bd. 2010,2 der Schriftenreihe bezeichnet Zugl.: Stuttgart, Univ., Diss., 2010 Seilkonstruktion (DE-588)4226011-5 gnd rswk-swf Schadenfrüherkennung (DE-588)4179292-0 gnd rswk-swf Ultraschallprüfung (DE-588)4061563-7 gnd rswk-swf Zustandsüberwachung (DE-588)4369492-5 gnd rswk-swf Leiterseil (DE-588)4127912-8 gnd rswk-swf Wellenausbreitung (DE-588)4121912-0 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Seilkonstruktion (DE-588)4226011-5 s Schadenfrüherkennung (DE-588)4179292-0 s Zustandsüberwachung (DE-588)4369492-5 s Leiterseil (DE-588)4127912-8 s Ultraschallprüfung (DE-588)4061563-7 s Wellenausbreitung (DE-588)4121912-0 s DE-604 Bericht aus dem Institut für Angewandte und Experimentelle Mechanik 2011,1 (DE-604)BV035421039 2011,1 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=024825779&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
spellingShingle | Sprenger, Helge Modeling, simulation and experimental analysis of ultrasonic wave propagation in cables with cracked wires Bericht aus dem Institut für Angewandte und Experimentelle Mechanik Seilkonstruktion (DE-588)4226011-5 gnd Schadenfrüherkennung (DE-588)4179292-0 gnd Ultraschallprüfung (DE-588)4061563-7 gnd Zustandsüberwachung (DE-588)4369492-5 gnd Leiterseil (DE-588)4127912-8 gnd Wellenausbreitung (DE-588)4121912-0 gnd |
subject_GND | (DE-588)4226011-5 (DE-588)4179292-0 (DE-588)4061563-7 (DE-588)4369492-5 (DE-588)4127912-8 (DE-588)4121912-0 (DE-588)4113937-9 |
title | Modeling, simulation and experimental analysis of ultrasonic wave propagation in cables with cracked wires |
title_auth | Modeling, simulation and experimental analysis of ultrasonic wave propagation in cables with cracked wires |
title_exact_search | Modeling, simulation and experimental analysis of ultrasonic wave propagation in cables with cracked wires |
title_full | Modeling, simulation and experimental analysis of ultrasonic wave propagation in cables with cracked wires Helge Sprenger |
title_fullStr | Modeling, simulation and experimental analysis of ultrasonic wave propagation in cables with cracked wires Helge Sprenger |
title_full_unstemmed | Modeling, simulation and experimental analysis of ultrasonic wave propagation in cables with cracked wires Helge Sprenger |
title_short | Modeling, simulation and experimental analysis of ultrasonic wave propagation in cables with cracked wires |
title_sort | modeling simulation and experimental analysis of ultrasonic wave propagation in cables with cracked wires |
topic | Seilkonstruktion (DE-588)4226011-5 gnd Schadenfrüherkennung (DE-588)4179292-0 gnd Ultraschallprüfung (DE-588)4061563-7 gnd Zustandsüberwachung (DE-588)4369492-5 gnd Leiterseil (DE-588)4127912-8 gnd Wellenausbreitung (DE-588)4121912-0 gnd |
topic_facet | Seilkonstruktion Schadenfrüherkennung Ultraschallprüfung Zustandsüberwachung Leiterseil Wellenausbreitung Hochschulschrift |
url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=024825779&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
volume_link | (DE-604)BV035421039 |
work_keys_str_mv | AT sprengerhelge modelingsimulationandexperimentalanalysisofultrasonicwavepropagationincableswithcrackedwires |