Elastodynamic quasi-guided waves for transit-time ultrasonic flow metering:
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| 1. Verfasser: | |
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| Format: | Abschlussarbeit Buch |
| Sprache: | English |
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Erlangen
FAU University Press
2022
|
| Schriftenreihe: | FAU Forschungen. Reihe B, Medizin, Naturwissenschaft, Technik
Band 42 |
| Schlagworte: | |
| Online-Zugang: | Volltext Volltext Volltext Volltext Inhaltsverzeichnis |
| Beschreibung: | xiv, 213 Seiten Illustrationen, Diagramme 24 cm x 17 cm, 571 g |
| ISBN: | 9783961475490 3961475490 9783961475506 |
| DOI: | 10.25593/978-3-96147-550-6 |
Internformat
MARC
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| 020 | |a 3961475490 |9 3-96147-549-0 | ||
| 020 | |a 9783961475506 |c OnlineAusgabe |9 978-3-96147-550-6 | ||
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| 100 | 1 | |a Kiefer, Daniel A. |0 (DE-588)1264138199 |4 aut | |
| 245 | 1 | 0 | |a Elastodynamic quasi-guided waves for transit-time ultrasonic flow metering |c Daniel A. Kiefer |
| 246 | 1 | 3 | |a Elastodynamische quasi-geführte Wellen für die laufzeitbasierte Ultraschall-Durchflussmessung |
| 264 | 1 | |a Erlangen |b FAU University Press |c 2022 | |
| 300 | |a xiv, 213 Seiten |b Illustrationen, Diagramme |c 24 cm x 17 cm, 571 g | ||
| 336 | |b txt |2 rdacontent | ||
| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 490 | 1 | |a FAU Forschungen. Reihe B, Medizin, Naturwissenschaft, Technik |v Band 42 | |
| 502 | |b Dissertation |c Friedrich-Alexander-Universität Erlangen-Nürnberg |d 2022 | ||
| 650 | 0 | 7 | |a Ultraschall |0 (DE-588)4061555-8 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Elastodynamik |0 (DE-588)4151692-8 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Dispersion |0 (DE-588)4012484-8 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Kontinuumsmechanik |0 (DE-588)4032296-8 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Durchflussmesser |0 (DE-588)4150879-8 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Sensor |0 (DE-588)4038824-4 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Abstrahlung |0 (DE-588)4513725-0 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Plattenwelle |0 (DE-588)4816879-8 |2 gnd |9 rswk-swf |
| 653 | |a Ultrasound | ||
| 653 | |a guided waves | ||
| 653 | |a Lamb waves | ||
| 653 | |a leaky waves | ||
| 653 | |a radiation | ||
| 653 | |a mechanical waveguides | ||
| 653 | |a flow meter | ||
| 653 | |a time-of-flight | ||
| 653 | |a sensors | ||
| 655 | 7 | |0 (DE-588)4113937-9 |a Hochschulschrift |2 gnd-content | |
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| 689 | 0 | 7 | |a Elastodynamik |0 (DE-588)4151692-8 |D s |
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| 710 | 2 | |a FAU University Press ein Imprint der Universität Erlangen-Nürnberg |b Universitätsbibliothek |0 (DE-588)1068111240 |4 pbl | |
| 776 | 0 | 8 | |i Erscheint auch als |n Online-Ausgabe |t Elastodynamic quasi-guided waves for transit-time ultrasonic flow metering |d Erlangen : FAU University Press, 2022 |h Online-Ressource |z 978-3-96147-550-6 |
| 776 | 0 | 8 | |i Erscheint auch als |n Online-Ausgabe |o 10.25593/978-3-96147-550-6 |o urn:nbn:de:bvb:29-opus4-197679 |
| 830 | 0 | |a FAU Forschungen. Reihe B, Medizin, Naturwissenschaft, Technik |v Band 42 |w (DE-604)BV041959107 |9 42 | |
| 856 | 4 | 1 | |u https://open.fau.de/handle/openfau/19767 |x Verlag |z kostenfrei |3 Volltext |
| 856 | 4 | 1 | |u https://doi.org/10.25593/978-3-96147-550-6 |x Resolving-System |z kostenfrei |3 Volltext |
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Datensatz im Suchindex
| _version_ | 1804184272127393792 |
|---|---|
| adam_text | CONTENTS
ABSTRACT
...............................................................................................................
XI
KURZFASSUNG
.....................................................................................................
XIII
I
INTRODUCTION
TO
FLOW
METERING
..............................................................
I
1.1
IMPORTANCE
OF
FLOW
METERING
AND
AVAILABLE
DEVICES
........................
1
1.2
ULTRASONIC
TRANSIT-TIME
DEVICES
...........................................................
3
1.2.1
CLASSIFICATION
OF
DESIGNS
.........................................................
4
1.2.2
WAVE-PATH
CONFIGURATIONS
.....................................................
5
1.2.3
NORMALLY
VS.
OBLIQUELY
RADIATING
TRANSDUCERS
.....................
7
1.2.4
VOLUMETRIC
FLOW
RATE
DETERMINATION
.....................................
7
1.2.5
TEMPERATURE
COMPENSATION
..................................................
9
1.2.6
CHALLENGES
AND
REQUIREMENTS
FOR
UFM
WATER
METERS
...
10
1.3
PROPOSED
DESIGN:
LAMB
WAVE-BASED
FLOW
METERING
.......................
12
1.4
GOAL
AND
STRUCTURE
OF
THIS
MONOGRAPH
..............................................
14
2
ELASTODYNAMIC
FIELD
THEORY
......................................................
17
2.1
ELASTODYNAMIC
FIELD
IN
TIME-SPACE
DOMAIN
.......................................
17
2.1.1
FUNDAMENTAL
EQUATIONS
OF
ELASTODYNAMICS
........................
17
2.1.2
CONSTITUTIVE
RELATIONS
............................................................
19
2.1.3
NAVIER
S
EQUATION:
ELASTODYNAMIC
WAVES
...............................
21
2.1.4
ACOUSTICS
...............................................................................
22
2.1.5
BOUNDARY
AND
INTERFACE
CONDITIONS
.....................................
23
2.2
ELASTODYNAMIC
FIELD
IN
FREQUENCY-WAVE
VECTOR
DOMAIN
....................
26
2.2.1
FOURIER
TRANSFORMS
..................................................................
26
2.2.2
GOVERNING
EQUATIONS
IN
FREQUENCY-WAVE
VECTOR
DOMAIN
.
.
27
2.2.3
ENERGY
DENSITY
.........................................................................
28
2.2.4
POWER
FLUX
DENSITY:
THE
ELASTODYNAMIC POYNTING
VECTOR
.
.
29
2.2.5
EQUIPARTITION
OF
ENERGY
........................................................
29
2.2.6
COMPLEX
RECIPROCITY
RELATIONS
...............................................
30
2.3
HOMOGENEOUS
AND
INHOMOGENEOUS
PLANE
WAVES
.............................
31
2.3.1
DISPERSION
RELATIONS
...............................................................
33
2.3.2
ENERGY
VELOCITY
.....................................................................
37
2.3.3
GROUP
VELOCITY
........................................................................
39
2.4
CONCLUDING
REMARKS
...........................................................................
40
3
GUIDED
AND
QUASI-GUIDED
WAVES
..............................................
43
3.1
GUIDED
WAVES
IN
PLATES
.........................................................................
43
3.1.1
WAVEGUIDE
PROBLEM
FORMULATION
........................................
44
3.1.2
DISPERSION
CURVES
OF
AN
ANISOTROPIC
PLATE
...........................
45
VII
3.1.3
CLASSIFICATION
OF
MODES
........................................................
47
3.1.4
DISPERSION
CURVES
OF
AN
ISOTROPIC
PLATE
..............................
50
3.1.5
WAVE
FIELD
OF
LAMB
MODES
..................................................
52
3.1.6
POWER
FLUX
CONSIDERATIONS
.....................................................
53
3.1.7
ORTHOGONALITY
RELATIONS
BETWEEN
MODES
..............................
55
3.1.8
EXCITATION
OF
GUIDED
WAVES
.................................................
56
3.1.9
PERTURBATION
THEORY
...............................................................
59
3.2
QUASI-GUIDED
WAVES
IN
FLUID-COUPLED
PLATES
....................................
60
3.2.1
MODELS
FOR
THE
FLUID-COUPLED
PLATE
........................................
60
3.2.2
QGW
PROBLEM
FORMULATION
..................................................
65
3.2.3
POLYNOMIAL
FORM
OF
THE
QGW
PROBLEM
THROUGH
CHANGE
OF
VARIABLE
..................................................................................
69
3.2.4
STRUCTURE
OF
THE
QGW
PROBLEM
...........................................
70
3.2.5
CLASSIFICATION
OF
WAVES
...........................................................
72
3.2.6
DISPERSION
OF
QUASI-GUIDED
WAVES
........................................
76
3.2.7
WAVE
FIELD
OF
TRAPPED
AND
LEAKY
WAVES
.................................
79
3.2.8
RADIATION
...............................................................................
85
3.2.9
IMMERSED
PLATE:
DOUBLE
SIDED
FLUID
COUPLING
....................
89
3.2.10
STRONGLY
FLUID-LOADED
PLATE
..................................................
91
4
NUMERICAL
SOLUTION
METHODS
....................................................
93
4.1
SOLVING
WAVEGUIDE
PROBLEMS
..............................................................
93
4.1.1
ROOT-FINDING
OF
THE
CHARACTERISTIC
EQUATION
........................
93
4.1.2
EIGENVALUE
PROBLEM
DISCRETIZATION
........................................
96
4.2
SPECTRAL
COLLOCATION
FOR
WAVEGUIDE
PROBLEMS
....................................
97
4.2.1
CHEBYSHEV
SPECTRAL
COLLOCATION
METHOD
..............................
97
4.2.2
DISCRETIZATION
OF
THE
QUASI-GUIDED
WAVE
PROBLEM
..............
98
4.2.3
INTEGRATION
ON
CHEBYSHEV-GAUFI-LOBATTO
POINTS
.................
102
4.3
POLYNOMIAL
EIGENVALUE
PROBLEMS
........................................................
102
4.4
ELASTODYNAMIC
ACOUSTIC
TOOLBOX
(EDAT)
.......................................
104
5
EXPERIMENTAL
METHODS
AND
VERIFICATION
.................................
105
5.1
TRANSDUCERS
FOR
WAVEGUIDE
EXCITATION
AND
SENSING
...........................
105
5.1.1
BONDED
PIEZOELECTRIC
CERAMICS
...........................................
106
5.1.2
COMB
ARRAY
AND
COMB
TRANSDUCERS
.....................................
108
5.2
LASER
DOPPLER
MEASUREMENT
OF
WAVEGUIDE
SPECTRA
..........................
109
5.3
SCHLIEREN
PHOTOGRAPHY
........................................................................
117
6
MODELING
LAMB
WAVE-BASED
FLOW
METERS
.................................
121
6.1
CONVECTION
OF
ULTRASOUND:
RAY
TRACING
..............................................
121
6.2
TIME-OF-FLIGHT
MODEL
OF
FLOW
METERS
.................................................
123
6.2.1
LAMB
WAVE-BASED
FLOW
METER
..............................................
124
6.2.2
PISTON
TYPE
TRANSDUCER-BASED
FLOW
METER
...........................
127
6.2.3
COMPARISON
OF
FLOW
METER
SETUPS
AND
MODELS
....................
129
VIII
6.3
INCIDENCE
AND
REFLECTION
FROM
THE
PIPE
WALL
....................................
131
6.3.1
EXCITATION
OF
A
LEAKY
LAMB
WAVE
BY
AN
INCIDENT
ACOUSTIC
BEAM
131
6.3.2
NONSPECULAR
REFLECTION
FROM
THE
PIPE
WALL
...........................
135
7
SENSITIVITY
AND
INTERFERENCE
ERRORS
.........................................
141
7.1
FLOW
METER
SENSITIVITY
TO
FLOW
RATE
....................................................
141
7.2
FLOW
RATE
CROSS-SENSITIVITIES
...............................................................
141
7.3
WAVEGUIDE
PARAMETER
CROSS-SENSITIVITIES
...........................................
144
7.3.1
THICKNESS
AND
FREQUENCY:
ABRASION
AND
MANUFACTURING
TOL
ERANCES
.................................................................................
144
7.3.2
MECHANICAL
PARAMETERS:
MATERIAL
UNCERTAINTY
AND
AGING
.
145
7.3.3
DEPOSITED
LAYER:
SCALING
AND
DEZINCIFICATION
.....................
146
7.4
TEMPERATURE
CROSS-SENSITIVITY
...........................................................
150
7.4.1
TEMPERATURE
DEPENDENCE
OF
THE
PIPE
MATERIAL
.....................
151
7.4.2
TEMPERATURE
DEPENDENCE
OF
THE
FLUID
WAVE
SPEED
..............
152
7.4.3
OVERALL
DIFFERENTIAL
EFFECT
OF
TEMPERATURE
...........................
154
7.5
FLOW
METER
SENSITIVITY
INCLUDING
TEMPERATURE
.................................
156
8
FLOW
METER:
MODEL
VALIDATION
AND
MEASUREMENTS
................
159
8.1
VALIDATION:
EXPERIMENTAL
DATA
OF
A
PROTOTYPE
.................................
159
8.1.1
LDV
MEASUREMENTS
..............................................................
159
8.1.2
ULTRASONIC
PITCH-CATCH
MEASUREMENTS
.................................
161
8.2
FLOW
RATE
DETERMINATION
FROM
THE
V-PATH
..........................................
166
8.3
TEMPERATURE
DETERMINATION
FROM
DIRECT
PATH
...................................
169
8.4
A
GENERAL
INVERSION
METHOD:
COMPENSATION
OF
ARBITRARY
EFFECTS
.
.
171
9
CONCLUSIONS
AND
OUTLOOK
........................................................
175
A
APPENDIX:
MATERIAL
DATA
.........................................................................
179
BIBLIOGRAPHY
.....................................................................................................
181
REFERENCES
.....................................................................................................
181
PUBLICATIONS
....................................................................................................
198
LIST
OF
SUPERVISED
STUDENT
THESES
.................................................................
201
TABLE
OF
SYMBOLS
.................................................................................................
203
|
| adam_txt |
CONTENTS
ABSTRACT
.
XI
KURZFASSUNG
.
XIII
I
INTRODUCTION
TO
FLOW
METERING
.
I
1.1
IMPORTANCE
OF
FLOW
METERING
AND
AVAILABLE
DEVICES
.
1
1.2
ULTRASONIC
TRANSIT-TIME
DEVICES
.
3
1.2.1
CLASSIFICATION
OF
DESIGNS
.
4
1.2.2
WAVE-PATH
CONFIGURATIONS
.
5
1.2.3
NORMALLY
VS.
OBLIQUELY
RADIATING
TRANSDUCERS
.
7
1.2.4
VOLUMETRIC
FLOW
RATE
DETERMINATION
.
7
1.2.5
TEMPERATURE
COMPENSATION
.
9
1.2.6
CHALLENGES
AND
REQUIREMENTS
FOR
UFM
WATER
METERS
.
10
1.3
PROPOSED
DESIGN:
LAMB
WAVE-BASED
FLOW
METERING
.
12
1.4
GOAL
AND
STRUCTURE
OF
THIS
MONOGRAPH
.
14
2
ELASTODYNAMIC
FIELD
THEORY
.
17
2.1
ELASTODYNAMIC
FIELD
IN
TIME-SPACE
DOMAIN
.
17
2.1.1
FUNDAMENTAL
EQUATIONS
OF
ELASTODYNAMICS
.
17
2.1.2
CONSTITUTIVE
RELATIONS
.
19
2.1.3
NAVIER
'
S
EQUATION:
ELASTODYNAMIC
WAVES
.
21
2.1.4
ACOUSTICS
.
22
2.1.5
BOUNDARY
AND
INTERFACE
CONDITIONS
.
23
2.2
ELASTODYNAMIC
FIELD
IN
FREQUENCY-WAVE
VECTOR
DOMAIN
.
26
2.2.1
FOURIER
TRANSFORMS
.
26
2.2.2
GOVERNING
EQUATIONS
IN
FREQUENCY-WAVE
VECTOR
DOMAIN
.
.
27
2.2.3
ENERGY
DENSITY
.
28
2.2.4
POWER
FLUX
DENSITY:
THE
ELASTODYNAMIC POYNTING
VECTOR
.
.
29
2.2.5
EQUIPARTITION
OF
ENERGY
.
29
2.2.6
COMPLEX
RECIPROCITY
RELATIONS
.
30
2.3
HOMOGENEOUS
AND
INHOMOGENEOUS
PLANE
WAVES
.
31
2.3.1
DISPERSION
RELATIONS
.
33
2.3.2
ENERGY
VELOCITY
.
37
2.3.3
GROUP
VELOCITY
.
39
2.4
CONCLUDING
REMARKS
.
40
3
GUIDED
AND
QUASI-GUIDED
WAVES
.
43
3.1
GUIDED
WAVES
IN
PLATES
.
43
3.1.1
WAVEGUIDE
PROBLEM
FORMULATION
.
44
3.1.2
DISPERSION
CURVES
OF
AN
ANISOTROPIC
PLATE
.
45
VII
3.1.3
CLASSIFICATION
OF
MODES
.
47
3.1.4
DISPERSION
CURVES
OF
AN
ISOTROPIC
PLATE
.
50
3.1.5
WAVE
FIELD
OF
LAMB
MODES
.
52
3.1.6
POWER
FLUX
CONSIDERATIONS
.
53
3.1.7
ORTHOGONALITY
RELATIONS
BETWEEN
MODES
.
55
3.1.8
EXCITATION
OF
GUIDED
WAVES
.
56
3.1.9
PERTURBATION
THEORY
.
59
3.2
QUASI-GUIDED
WAVES
IN
FLUID-COUPLED
PLATES
.
60
3.2.1
MODELS
FOR
THE
FLUID-COUPLED
PLATE
.
60
3.2.2
QGW
PROBLEM
FORMULATION
.
65
3.2.3
POLYNOMIAL
FORM
OF
THE
QGW
PROBLEM
THROUGH
CHANGE
OF
VARIABLE
.
69
3.2.4
STRUCTURE
OF
THE
QGW
PROBLEM
.
70
3.2.5
CLASSIFICATION
OF
WAVES
.
72
3.2.6
DISPERSION
OF
QUASI-GUIDED
WAVES
.
76
3.2.7
WAVE
FIELD
OF
TRAPPED
AND
LEAKY
WAVES
.
79
3.2.8
RADIATION
.
85
3.2.9
IMMERSED
PLATE:
DOUBLE
SIDED
FLUID
COUPLING
.
89
3.2.10
STRONGLY
FLUID-LOADED
PLATE
.
91
4
NUMERICAL
SOLUTION
METHODS
.
93
4.1
SOLVING
WAVEGUIDE
PROBLEMS
.
93
4.1.1
ROOT-FINDING
OF
THE
CHARACTERISTIC
EQUATION
.
93
4.1.2
EIGENVALUE
PROBLEM
DISCRETIZATION
.
96
4.2
SPECTRAL
COLLOCATION
FOR
WAVEGUIDE
PROBLEMS
.
97
4.2.1
CHEBYSHEV
SPECTRAL
COLLOCATION
METHOD
.
97
4.2.2
DISCRETIZATION
OF
THE
QUASI-GUIDED
WAVE
PROBLEM
.
98
4.2.3
INTEGRATION
ON
CHEBYSHEV-GAUFI-LOBATTO
POINTS
.
102
4.3
POLYNOMIAL
EIGENVALUE
PROBLEMS
.
102
4.4
ELASTODYNAMIC
ACOUSTIC
TOOLBOX
(EDAT)
.
104
5
EXPERIMENTAL
METHODS
AND
VERIFICATION
.
105
5.1
TRANSDUCERS
FOR
WAVEGUIDE
EXCITATION
AND
SENSING
.
105
5.1.1
BONDED
PIEZOELECTRIC
CERAMICS
.
106
5.1.2
COMB
ARRAY
AND
COMB
TRANSDUCERS
.
108
5.2
LASER
DOPPLER
MEASUREMENT
OF
WAVEGUIDE
SPECTRA
.
109
5.3
SCHLIEREN
PHOTOGRAPHY
.
117
6
MODELING
LAMB
WAVE-BASED
FLOW
METERS
.
121
6.1
CONVECTION
OF
ULTRASOUND:
RAY
TRACING
.
121
6.2
TIME-OF-FLIGHT
MODEL
OF
FLOW
METERS
.
123
6.2.1
LAMB
WAVE-BASED
FLOW
METER
.
124
6.2.2
PISTON
TYPE
TRANSDUCER-BASED
FLOW
METER
.
127
6.2.3
COMPARISON
OF
FLOW
METER
SETUPS
AND
MODELS
.
129
VIII
6.3
INCIDENCE
AND
REFLECTION
FROM
THE
PIPE
WALL
.
131
6.3.1
EXCITATION
OF
A
LEAKY
LAMB
WAVE
BY
AN
INCIDENT
ACOUSTIC
BEAM
131
6.3.2
NONSPECULAR
REFLECTION
FROM
THE
PIPE
WALL
.
135
7
SENSITIVITY
AND
INTERFERENCE
ERRORS
.
141
7.1
FLOW
METER
SENSITIVITY
TO
FLOW
RATE
.
141
7.2
FLOW
RATE
CROSS-SENSITIVITIES
.
141
7.3
WAVEGUIDE
PARAMETER
CROSS-SENSITIVITIES
.
144
7.3.1
THICKNESS
AND
FREQUENCY:
ABRASION
AND
MANUFACTURING
TOL
ERANCES
.
144
7.3.2
MECHANICAL
PARAMETERS:
MATERIAL
UNCERTAINTY
AND
AGING
.
145
7.3.3
DEPOSITED
LAYER:
SCALING
AND
DEZINCIFICATION
.
146
7.4
TEMPERATURE
CROSS-SENSITIVITY
.
150
7.4.1
TEMPERATURE
DEPENDENCE
OF
THE
PIPE
MATERIAL
.
151
7.4.2
TEMPERATURE
DEPENDENCE
OF
THE
FLUID
WAVE
SPEED
.
152
7.4.3
OVERALL
DIFFERENTIAL
EFFECT
OF
TEMPERATURE
.
154
7.5
FLOW
METER
SENSITIVITY
INCLUDING
TEMPERATURE
.
156
8
FLOW
METER:
MODEL
VALIDATION
AND
MEASUREMENTS
.
159
8.1
VALIDATION:
EXPERIMENTAL
DATA
OF
A
PROTOTYPE
.
159
8.1.1
LDV
MEASUREMENTS
.
159
8.1.2
ULTRASONIC
PITCH-CATCH
MEASUREMENTS
.
161
8.2
FLOW
RATE
DETERMINATION
FROM
THE
V-PATH
.
166
8.3
TEMPERATURE
DETERMINATION
FROM
DIRECT
PATH
.
169
8.4
A
GENERAL
INVERSION
METHOD:
COMPENSATION
OF
ARBITRARY
EFFECTS
.
.
171
9
CONCLUSIONS
AND
OUTLOOK
.
175
A
APPENDIX:
MATERIAL
DATA
.
179
BIBLIOGRAPHY
.
181
REFERENCES
.
181
PUBLICATIONS
.
198
LIST
OF
SUPERVISED
STUDENT
THESES
.
201
TABLE
OF
SYMBOLS
.
203 |
| any_adam_object | 1 |
| any_adam_object_boolean | 1 |
| author | Kiefer, Daniel A. |
| author_GND | (DE-588)1264138199 |
| author_facet | Kiefer, Daniel A. |
| author_role | aut |
| author_sort | Kiefer, Daniel A. |
| author_variant | d a k da dak |
| building | Verbundindex |
| bvnumber | BV048386977 |
| classification_tum | MSR 340 MTA 940 MTA 069 |
| collection | ebook |
| ctrlnum | (OCoLC)1335551942 (DE-599)DNB1262171636 |
| discipline | Physik Mess-/Steuerungs-/Regelungs-/Automatisierungstechnik |
| discipline_str_mv | Physik Mess-/Steuerungs-/Regelungs-/Automatisierungstechnik |
| doi_str_mv | 10.25593/978-3-96147-550-6 |
| format | Thesis Book |
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| genre | (DE-588)4113937-9 Hochschulschrift gnd-content |
| genre_facet | Hochschulschrift |
| id | DE-604.BV048386977 |
| illustrated | Illustrated |
| index_date | 2024-07-03T20:20:03Z |
| indexdate | 2024-07-10T09:36:42Z |
| institution | BVB |
| institution_GND | (DE-588)1068111240 |
| isbn | 9783961475490 3961475490 9783961475506 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-033765746 |
| oclc_num | 1335551942 |
| open_access_boolean | 1 |
| owner | DE-29 DE-12 DE-29T DE-91 DE-BY-TUM |
| owner_facet | DE-29 DE-12 DE-29T DE-91 DE-BY-TUM |
| physical | xiv, 213 Seiten Illustrationen, Diagramme 24 cm x 17 cm, 571 g |
| psigel | ebook |
| publishDate | 2022 |
| publishDateSearch | 2022 |
| publishDateSort | 2022 |
| publisher | FAU University Press |
| record_format | marc |
| series | FAU Forschungen. Reihe B, Medizin, Naturwissenschaft, Technik |
| series2 | FAU Forschungen. Reihe B, Medizin, Naturwissenschaft, Technik |
| spelling | Kiefer, Daniel A. (DE-588)1264138199 aut Elastodynamic quasi-guided waves for transit-time ultrasonic flow metering Daniel A. Kiefer Elastodynamische quasi-geführte Wellen für die laufzeitbasierte Ultraschall-Durchflussmessung Erlangen FAU University Press 2022 xiv, 213 Seiten Illustrationen, Diagramme 24 cm x 17 cm, 571 g txt rdacontent n rdamedia nc rdacarrier FAU Forschungen. Reihe B, Medizin, Naturwissenschaft, Technik Band 42 Dissertation Friedrich-Alexander-Universität Erlangen-Nürnberg 2022 Ultraschall (DE-588)4061555-8 gnd rswk-swf Elastodynamik (DE-588)4151692-8 gnd rswk-swf Dispersion (DE-588)4012484-8 gnd rswk-swf Kontinuumsmechanik (DE-588)4032296-8 gnd rswk-swf Durchflussmesser (DE-588)4150879-8 gnd rswk-swf Sensor (DE-588)4038824-4 gnd rswk-swf Abstrahlung (DE-588)4513725-0 gnd rswk-swf Plattenwelle (DE-588)4816879-8 gnd rswk-swf Ultrasound guided waves Lamb waves leaky waves radiation mechanical waveguides flow meter time-of-flight sensors (DE-588)4113937-9 Hochschulschrift gnd-content Ultraschall (DE-588)4061555-8 s Sensor (DE-588)4038824-4 s Kontinuumsmechanik (DE-588)4032296-8 s Abstrahlung (DE-588)4513725-0 s Plattenwelle (DE-588)4816879-8 s Durchflussmesser (DE-588)4150879-8 s Dispersion (DE-588)4012484-8 s Elastodynamik (DE-588)4151692-8 s DE-604 FAU University Press ein Imprint der Universität Erlangen-Nürnberg Universitätsbibliothek (DE-588)1068111240 pbl Erscheint auch als Online-Ausgabe Elastodynamic quasi-guided waves for transit-time ultrasonic flow metering Erlangen : FAU University Press, 2022 Online-Ressource 978-3-96147-550-6 Erscheint auch als Online-Ausgabe 10.25593/978-3-96147-550-6 urn:nbn:de:bvb:29-opus4-197679 FAU Forschungen. Reihe B, Medizin, Naturwissenschaft, Technik Band 42 (DE-604)BV041959107 42 https://open.fau.de/handle/openfau/19767 Verlag kostenfrei Volltext https://doi.org/10.25593/978-3-96147-550-6 Resolving-System kostenfrei Volltext https://nbn-resolving.org/urn:nbn:de:bvb:29-opus4-197679 Resolving-System kostenfrei Volltext https://d-nb.info/1262567904/34 Langzeitarchivierung Nationalbibliothek kostenfrei Volltext DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=033765746&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis 1\p vlb 20220709 DE-101 https://d-nb.info/provenance/plan#vlb |
| spellingShingle | Kiefer, Daniel A. Elastodynamic quasi-guided waves for transit-time ultrasonic flow metering FAU Forschungen. Reihe B, Medizin, Naturwissenschaft, Technik Ultraschall (DE-588)4061555-8 gnd Elastodynamik (DE-588)4151692-8 gnd Dispersion (DE-588)4012484-8 gnd Kontinuumsmechanik (DE-588)4032296-8 gnd Durchflussmesser (DE-588)4150879-8 gnd Sensor (DE-588)4038824-4 gnd Abstrahlung (DE-588)4513725-0 gnd Plattenwelle (DE-588)4816879-8 gnd |
| subject_GND | (DE-588)4061555-8 (DE-588)4151692-8 (DE-588)4012484-8 (DE-588)4032296-8 (DE-588)4150879-8 (DE-588)4038824-4 (DE-588)4513725-0 (DE-588)4816879-8 (DE-588)4113937-9 |
| title | Elastodynamic quasi-guided waves for transit-time ultrasonic flow metering |
| title_alt | Elastodynamische quasi-geführte Wellen für die laufzeitbasierte Ultraschall-Durchflussmessung |
| title_auth | Elastodynamic quasi-guided waves for transit-time ultrasonic flow metering |
| title_exact_search | Elastodynamic quasi-guided waves for transit-time ultrasonic flow metering |
| title_exact_search_txtP | Elastodynamic quasi-guided waves for transit-time ultrasonic flow metering |
| title_full | Elastodynamic quasi-guided waves for transit-time ultrasonic flow metering Daniel A. Kiefer |
| title_fullStr | Elastodynamic quasi-guided waves for transit-time ultrasonic flow metering Daniel A. Kiefer |
| title_full_unstemmed | Elastodynamic quasi-guided waves for transit-time ultrasonic flow metering Daniel A. Kiefer |
| title_short | Elastodynamic quasi-guided waves for transit-time ultrasonic flow metering |
| title_sort | elastodynamic quasi guided waves for transit time ultrasonic flow metering |
| topic | Ultraschall (DE-588)4061555-8 gnd Elastodynamik (DE-588)4151692-8 gnd Dispersion (DE-588)4012484-8 gnd Kontinuumsmechanik (DE-588)4032296-8 gnd Durchflussmesser (DE-588)4150879-8 gnd Sensor (DE-588)4038824-4 gnd Abstrahlung (DE-588)4513725-0 gnd Plattenwelle (DE-588)4816879-8 gnd |
| topic_facet | Ultraschall Elastodynamik Dispersion Kontinuumsmechanik Durchflussmesser Sensor Abstrahlung Plattenwelle Hochschulschrift |
| url | https://open.fau.de/handle/openfau/19767 https://doi.org/10.25593/978-3-96147-550-6 https://nbn-resolving.org/urn:nbn:de:bvb:29-opus4-197679 https://d-nb.info/1262567904/34 http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=033765746&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| volume_link | (DE-604)BV041959107 |
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