Damping identification methods from complex modes for dynamic substructuring:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Düren
Shaker Verlag
2021
|
| Schriftenreihe: | Aachener Berichte aus dem Leichtbau
Band 2/2021 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | xxii, 131 Seiten Illustrationen, Diagramme 21 cm x 14.8 cm, 233 g |
| ISBN: | 9783844081923 3844081925 |
Internformat
MARC
| LEADER | 00000nam a22000008cb4500 | ||
|---|---|---|---|
| 001 | BV047591006 | ||
| 003 | DE-604 | ||
| 005 | 20220324 | ||
| 007 | t | ||
| 008 | 211117s2021 gw a||| m||| 00||| eng d | ||
| 015 | |a 21,N32 |2 dnb | ||
| 016 | 7 | |a 1238259847 |2 DE-101 | |
| 020 | |a 9783844081923 |c : EUR 48.80 (DE), EUR 48.80 (AT), CHF 61.10 (freier Preis) |9 978-3-8440-8192-3 | ||
| 020 | |a 3844081925 |9 3-8440-8192-5 | ||
| 024 | 3 | |a 9783844081923 | |
| 035 | |a (OCoLC)1293661102 | ||
| 035 | |a (DE-599)DNB1238259847 | ||
| 040 | |a DE-604 |b ger |e rda | ||
| 041 | 0 | |a eng | |
| 044 | |a gw |c XA-DE-NW | ||
| 049 | |a DE-83 | ||
| 084 | |8 1\p |a 620 |2 23sdnb | ||
| 100 | 1 | |a Chaves Vargas, Mauricio |e Verfasser |0 (DE-588)1243702842 |4 aut | |
| 245 | 1 | 0 | |a Damping identification methods from complex modes for dynamic substructuring |c Mauricio Chaves Vargas |
| 264 | 1 | |a Düren |b Shaker Verlag |c 2021 | |
| 300 | |a xxii, 131 Seiten |b Illustrationen, Diagramme |c 21 cm x 14.8 cm, 233 g | ||
| 336 | |b txt |2 rdacontent | ||
| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 490 | 1 | |a Aachener Berichte aus dem Leichtbau |v Band 2/2021 | |
| 502 | |b Dissertation |c RWTH Aachen University |d 2021 | ||
| 650 | 0 | 7 | |a Modalanalyse |0 (DE-588)4226177-6 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Substruktur |0 (DE-588)4252117-8 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Strukturdämpfung |0 (DE-588)4252766-1 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Mathematisches Modell |0 (DE-588)4114528-8 |2 gnd |9 rswk-swf |
| 653 | |a Craig-Bampton | ||
| 653 | |a hysteretic | ||
| 653 | |a viscous | ||
| 653 | |a equivalent structural damping | ||
| 653 | |a coupled dynamic analysis | ||
| 653 | |a damping | ||
| 653 | |a component mode synthesis | ||
| 655 | 7 | |0 (DE-588)4113937-9 |a Hochschulschrift |2 gnd-content | |
| 689 | 0 | 0 | |a Strukturdämpfung |0 (DE-588)4252766-1 |D s |
| 689 | 0 | 1 | |a Modalanalyse |0 (DE-588)4226177-6 |D s |
| 689 | 0 | 2 | |a Substruktur |0 (DE-588)4252117-8 |D s |
| 689 | 0 | 3 | |a Mathematisches Modell |0 (DE-588)4114528-8 |D s |
| 689 | 0 | |5 DE-604 | |
| 830 | 0 | |a Aachener Berichte aus dem Leichtbau |v Band 2/2021 |w (DE-604)BV043879090 |9 2021,2 | |
| 856 | 4 | 2 | |m DNB Datenaustausch |q application/pdf |u http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=032976176&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |3 Inhaltsverzeichnis |
| 999 | |a oai:aleph.bib-bvb.de:BVB01-032976176 | ||
| 883 | 1 | |8 1\p |a vlb |d 20210805 |q DE-101 |u https://d-nb.info/provenance/plan#vlb | |
Datensatz im Suchindex
| _version_ | 1804182951407124480 |
|---|---|
| adam_text | CONTENTS
NOMENCLATURE
XI
LIST
OF
FIGURES
XVII
LIST
OF
TABLES
XXI
1
INTRODUCTION
1
1.1
MOTIVATION
..........................................................................................................
1
1.2
STATE
OF
THE
ART
................................................................................................
5
1.3
OBJECTIVES
AND
SCOPE
OF
THE
THESIS
................................................................
13
2
DYNAMICS
OF
MDOF
DAMPED
SYSTEMS
17
2.1
INTRODUCTION
.......................................................................................................
17
2.2
EQUATIONS
OF
MOTION
OF
A
VISCOUSLY
DAMPED
SYSTEM
................................
17
2.3
FREE
UNDAMPED
VIBRATION
AND
CLASSICAL
NORMAL
MODES
..............................
17
2.4
MODAL
TRANSFORMATION
.......................................................................................
18
2.5
NONLINEAR
EIGENVALUE
PROBLEM
.......................................................................
19
2.6
PROPORTIONAL
OR
RAYLEIGH
DAMPING
................................................................
20
2.7
ABOUT
HYSTERETIC
DAMPING
.............................................................................
22
2.8
STANDARD
MODAL
IDENTIFICATION
.......................................................................
22
3
NON-PROPORTIONAL
DAMPING
AND
COMPLEX
MODES
27
3.1
INTRODUCTION
......................................................................................................
27
3.2
METHODS
FOR
THE
IDENTIFICATION
OF
DAMPING
FROM
COMPLEX
MODES
..............
27
3.2.1
ADHIKARI
S
METHOD
(CONFIGURATION
SPACE)
.......................................
28
3.2.2
LANCASTER
S
METHOD
(STATE
SPACE)
...................................................
30
3.2.3
BAJRIC
S
METHOD
(STATE
SPACE)
..........................................................
31
4
DAMPING
IN
COUPLED
DYNAMIC
ANALYSIS
33
4.1
COMPONENT
MODE
SYNTHESIS
..........................................................................
33
4.2
CRAIG-BAMPTON
APPROACH
................................................................................
35
4.2.1
INTRODUCTION
..........................................................................................
35
4.2.2
DERIVATION
OF
COMPONENT
MODES
AND
TRANSFORMATION
MATRIX
...
36
VIII
CONTENTS
4.3
EQUIVALENT
STRUCTURAL
DAMPING
(ESD)
......................................................
39
4.3.1
INTRODUCTION
.......................................................................................
39
4.3.2
DERIVATION
OF
THE
ESD
PROCEDURE
..................................................
40
5
DAMPING
IDENTIFICATION
METHODS
IN
DYNAMIC
SUBSTRUCTURING
43
5.1
INTRODUCTION
....................................................................................................
43
5.2
SINGLE
STRUCTURE:
MASS-SPRING-DAMPER
OSCILLATOR
.....................................
43
5.2.1
PROPORTIONAL
DAMPING
.....................................................................
44
5.2.2
NON-PROPORTIONAL
DAMPING
..............................................................
46
5.2.3
DEFINITION
OF
CONSTRAINED
SET
OF
BOUNDARY
CONDITIONS
...................
48
5.2.4
CRAIG-BAMPTON
TRANSFORMATION
.....................................................
50
5.3
ASSEMBLED
STRUCTURE:
MASS-SPRING-DAMPER
OSCILLATOR
...............................
51
5.3.1
PROPORTIONAL
DAMPING
.....................................................................
51
5.3.2
NON-PROPORTIONAL
DAMPING
..............................................................
53
5.4
COMPUTATION
OF
COUPLING
TERMS
IN
DAMPING
MATRICES
USING
COMPLEX
EIGENPAIRS
.......................................................................................................
55
5.4.1
ADHIKARI
S
METHOD
(AD)
.................................................................
56
5.4.2
BAJRIC
S
METHOD
(BA)
........................................................................
58
5.5
COMBINED
ESD-BAJRIC
APPROACH
.................................................................
59
5.6
IMPLICATIONS
FOR
EXPERIMENTAL
MODAL
ANALYSIS
............................................
65
5.6.1
LINEAR
LEAST-SQUARE
METHOD
FOR
COMPUTING
COMPLEX
PAIRS
....
66
5.6.2
NONLINEAR
LEAST-SQUARE
METHOD
FOR
UPDATING
COMPLEX
POLES
...
70
6
EXPERIMENTAL
IDENTIFICATION
OF
DAMPING
USING
COMPLEX
MODES
71
6.1
GENERAL
DESCRIPTION
OF
TEST
SETUP
.................................................................
71
6.2
MECHANICAL
PROPERTIES
OF
BUILDING
MODELS
..................................................
75
6.3
CONSIDERATION
OF
COLUMN
BUCKLING
..............................................................
78
6.4
INPUT
MATRICES:
STIFFNESS
AND
MASS
..............................................................
79
6.5
MODAL
ANALYSIS
OF
SUBSTRUCTURE
.....................................................................
80
6.5.1
INTRODUCTION
.......................................................................................
80
6.5.2
EXCITATION
..........................................................................................
80
6.5.3
FREQUENCY
RESPONSE
FUNCTIONS
(INERTANCES)
...................................
81
CONTENTS
6.5.4
EXTRACTION
OF
COMPLEX
MODES
AND
MATRIX
COMPUTATION
6.6
DAMPING
MATRIX
ASSEMBLY
6.7
MODAL
ANALYSIS
OF
ASSEMBLED
STRUCTURE
6.8
DISCUSSION
7
SUMMARY
AND
OUTLOOK
REFERENCES
A
APPENDIX
A.L
REDUCED
MASS-SPRING-DAMPER
OSCILLATOR
(SECTION
5.2.3)
A.
2
COMBINED
ESD-BAJRIC
APPROACH
(SECTION
5.5)
........................................
A.
2.1
COMPLEX
EIGENPAIRS
FOR
BC
REFERENCE
CONFIGURATIONS
A.
2.2
MODIFIED
COMPLEX
EIGENPAIRS
FOR
BC
REFERENCE
CONFIGURATIONS
.
.
A.2.3
RELATIVE
DEVIATION
BETWEEN
ORIGINAL
AND
MODIFIED
COMPLEX
EIGEN
PAIRS
FOR
BC
REFERENCE
CONFIGURATIONS
A.
3
MATLAB
CODE
-
NEWMARK
INTEGRATION
SCHEME
A.
4
MATLAB
CODE
(SECTION
6.5.4)
A.
4.1
FUNCTION:
COMPUTE_C_S_TOT_PHYS_BAJRIC.M
A.4.2
FUNCTION:
SEARCH_F_MIN.M
A.4.3
FUNCTION:
LEAST_SQUARES_FRFS.M
A.4.4
FUNCTION:
COMPUTE_COMPLEX_EV.M
A.
4.5
FUNCTION:
COMPUTE_BAJRIC_MAT.M
A.
5
STIFFNESS
AND
MASS
MATRICES
OF
ASSEMBLED
STRUCTURE
(SECTION
6.6)
.
.
.
.
IX
86
89
91
96
97
101
107
107
108
108
109
110
111
114
114
121
123
127
129
130
|
| adam_txt |
CONTENTS
NOMENCLATURE
XI
LIST
OF
FIGURES
XVII
LIST
OF
TABLES
XXI
1
INTRODUCTION
1
1.1
MOTIVATION
.
1
1.2
STATE
OF
THE
ART
.
5
1.3
OBJECTIVES
AND
SCOPE
OF
THE
THESIS
.
13
2
DYNAMICS
OF
MDOF
DAMPED
SYSTEMS
17
2.1
INTRODUCTION
.
17
2.2
EQUATIONS
OF
MOTION
OF
A
VISCOUSLY
DAMPED
SYSTEM
.
17
2.3
FREE
UNDAMPED
VIBRATION
AND
CLASSICAL
NORMAL
MODES
.
17
2.4
MODAL
TRANSFORMATION
.
18
2.5
NONLINEAR
EIGENVALUE
PROBLEM
.
19
2.6
PROPORTIONAL
OR
RAYLEIGH
DAMPING
.
20
2.7
ABOUT
HYSTERETIC
DAMPING
.
22
2.8
STANDARD
MODAL
IDENTIFICATION
.
22
3
NON-PROPORTIONAL
DAMPING
AND
COMPLEX
MODES
27
3.1
INTRODUCTION
.
27
3.2
METHODS
FOR
THE
IDENTIFICATION
OF
DAMPING
FROM
COMPLEX
MODES
.
27
3.2.1
ADHIKARI
'
S
METHOD
(CONFIGURATION
SPACE)
.
28
3.2.2
LANCASTER
'
S
METHOD
(STATE
SPACE)
.
30
3.2.3
BAJRIC
'
S
METHOD
(STATE
SPACE)
.
31
4
DAMPING
IN
COUPLED
DYNAMIC
ANALYSIS
33
4.1
COMPONENT
MODE
SYNTHESIS
.
33
4.2
CRAIG-BAMPTON
APPROACH
.
35
4.2.1
INTRODUCTION
.
35
4.2.2
DERIVATION
OF
COMPONENT
MODES
AND
TRANSFORMATION
MATRIX
.
36
VIII
CONTENTS
4.3
EQUIVALENT
STRUCTURAL
DAMPING
(ESD)
.
39
4.3.1
INTRODUCTION
.
39
4.3.2
DERIVATION
OF
THE
ESD
PROCEDURE
.
40
5
DAMPING
IDENTIFICATION
METHODS
IN
DYNAMIC
SUBSTRUCTURING
43
5.1
INTRODUCTION
.
43
5.2
SINGLE
STRUCTURE:
MASS-SPRING-DAMPER
OSCILLATOR
.
43
5.2.1
PROPORTIONAL
DAMPING
.
44
5.2.2
NON-PROPORTIONAL
DAMPING
.
46
5.2.3
DEFINITION
OF
CONSTRAINED
SET
OF
BOUNDARY
CONDITIONS
.
48
5.2.4
CRAIG-BAMPTON
TRANSFORMATION
.
50
5.3
ASSEMBLED
STRUCTURE:
MASS-SPRING-DAMPER
OSCILLATOR
.
51
5.3.1
PROPORTIONAL
DAMPING
.
51
5.3.2
NON-PROPORTIONAL
DAMPING
.
53
5.4
COMPUTATION
OF
COUPLING
TERMS
IN
DAMPING
MATRICES
USING
COMPLEX
EIGENPAIRS
.
55
5.4.1
ADHIKARI
'
S
METHOD
(AD)
.
56
5.4.2
BAJRIC
'
S
METHOD
(BA)
.
58
5.5
COMBINED
ESD-BAJRIC
APPROACH
.
59
5.6
IMPLICATIONS
FOR
EXPERIMENTAL
MODAL
ANALYSIS
.
65
5.6.1
LINEAR
LEAST-SQUARE
METHOD
FOR
COMPUTING
COMPLEX
PAIRS
.
66
5.6.2
NONLINEAR
LEAST-SQUARE
METHOD
FOR
UPDATING
COMPLEX
POLES
.
70
6
EXPERIMENTAL
IDENTIFICATION
OF
DAMPING
USING
COMPLEX
MODES
71
6.1
GENERAL
DESCRIPTION
OF
TEST
SETUP
.
71
6.2
MECHANICAL
PROPERTIES
OF
BUILDING
MODELS
.
75
6.3
CONSIDERATION
OF
COLUMN
BUCKLING
.
78
6.4
INPUT
MATRICES:
STIFFNESS
AND
MASS
.
79
6.5
MODAL
ANALYSIS
OF
SUBSTRUCTURE
.
80
6.5.1
INTRODUCTION
.
80
6.5.2
EXCITATION
.
80
6.5.3
FREQUENCY
RESPONSE
FUNCTIONS
(INERTANCES)
.
81
CONTENTS
6.5.4
EXTRACTION
OF
COMPLEX
MODES
AND
MATRIX
COMPUTATION
6.6
DAMPING
MATRIX
ASSEMBLY
6.7
MODAL
ANALYSIS
OF
ASSEMBLED
STRUCTURE
6.8
DISCUSSION
7
SUMMARY
AND
OUTLOOK
REFERENCES
A
APPENDIX
A.L
REDUCED
MASS-SPRING-DAMPER
OSCILLATOR
(SECTION
5.2.3)
A.
2
COMBINED
ESD-BAJRIC
APPROACH
(SECTION
5.5)
.
A.
2.1
COMPLEX
EIGENPAIRS
FOR
BC
REFERENCE
CONFIGURATIONS
A.
2.2
MODIFIED
COMPLEX
EIGENPAIRS
FOR
BC
REFERENCE
CONFIGURATIONS
.
.
A.2.3
RELATIVE
DEVIATION
BETWEEN
ORIGINAL
AND
MODIFIED
COMPLEX
EIGEN
PAIRS
FOR
BC
REFERENCE
CONFIGURATIONS
A.
3
MATLAB
CODE
-
NEWMARK
INTEGRATION
SCHEME
A.
4
MATLAB
CODE
(SECTION
6.5.4)
A.
4.1
FUNCTION:
COMPUTE_C_S_TOT_PHYS_BAJRIC.M
A.4.2
FUNCTION:
SEARCH_F_MIN.M
A.4.3
FUNCTION:
LEAST_SQUARES_FRFS.M
A.4.4
FUNCTION:
COMPUTE_COMPLEX_EV.M
A.
4.5
FUNCTION:
COMPUTE_BAJRIC_MAT.M
A.
5
STIFFNESS
AND
MASS
MATRICES
OF
ASSEMBLED
STRUCTURE
(SECTION
6.6)
.
.
.
.
IX
86
89
91
96
97
101
107
107
108
108
109
110
111
114
114
121
123
127
129
130 |
| any_adam_object | 1 |
| any_adam_object_boolean | 1 |
| author | Chaves Vargas, Mauricio |
| author_GND | (DE-588)1243702842 |
| author_facet | Chaves Vargas, Mauricio |
| author_role | aut |
| author_sort | Chaves Vargas, Mauricio |
| author_variant | v m c vm vmc |
| building | Verbundindex |
| bvnumber | BV047591006 |
| ctrlnum | (OCoLC)1293661102 (DE-599)DNB1238259847 |
| format | Thesis Book |
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| genre | (DE-588)4113937-9 Hochschulschrift gnd-content |
| genre_facet | Hochschulschrift |
| id | DE-604.BV047591006 |
| illustrated | Illustrated |
| index_date | 2024-07-03T18:36:10Z |
| indexdate | 2024-07-10T09:15:42Z |
| institution | BVB |
| isbn | 9783844081923 3844081925 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-032976176 |
| oclc_num | 1293661102 |
| open_access_boolean | |
| owner | DE-83 |
| owner_facet | DE-83 |
| physical | xxii, 131 Seiten Illustrationen, Diagramme 21 cm x 14.8 cm, 233 g |
| publishDate | 2021 |
| publishDateSearch | 2021 |
| publishDateSort | 2021 |
| publisher | Shaker Verlag |
| record_format | marc |
| series | Aachener Berichte aus dem Leichtbau |
| series2 | Aachener Berichte aus dem Leichtbau |
| spelling | Chaves Vargas, Mauricio Verfasser (DE-588)1243702842 aut Damping identification methods from complex modes for dynamic substructuring Mauricio Chaves Vargas Düren Shaker Verlag 2021 xxii, 131 Seiten Illustrationen, Diagramme 21 cm x 14.8 cm, 233 g txt rdacontent n rdamedia nc rdacarrier Aachener Berichte aus dem Leichtbau Band 2/2021 Dissertation RWTH Aachen University 2021 Modalanalyse (DE-588)4226177-6 gnd rswk-swf Substruktur (DE-588)4252117-8 gnd rswk-swf Strukturdämpfung (DE-588)4252766-1 gnd rswk-swf Mathematisches Modell (DE-588)4114528-8 gnd rswk-swf Craig-Bampton hysteretic viscous equivalent structural damping coupled dynamic analysis damping component mode synthesis (DE-588)4113937-9 Hochschulschrift gnd-content Strukturdämpfung (DE-588)4252766-1 s Modalanalyse (DE-588)4226177-6 s Substruktur (DE-588)4252117-8 s Mathematisches Modell (DE-588)4114528-8 s DE-604 Aachener Berichte aus dem Leichtbau Band 2/2021 (DE-604)BV043879090 2021,2 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=032976176&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis 1\p vlb 20210805 DE-101 https://d-nb.info/provenance/plan#vlb |
| spellingShingle | Chaves Vargas, Mauricio Damping identification methods from complex modes for dynamic substructuring Aachener Berichte aus dem Leichtbau Modalanalyse (DE-588)4226177-6 gnd Substruktur (DE-588)4252117-8 gnd Strukturdämpfung (DE-588)4252766-1 gnd Mathematisches Modell (DE-588)4114528-8 gnd |
| subject_GND | (DE-588)4226177-6 (DE-588)4252117-8 (DE-588)4252766-1 (DE-588)4114528-8 (DE-588)4113937-9 |
| title | Damping identification methods from complex modes for dynamic substructuring |
| title_auth | Damping identification methods from complex modes for dynamic substructuring |
| title_exact_search | Damping identification methods from complex modes for dynamic substructuring |
| title_exact_search_txtP | Damping identification methods from complex modes for dynamic substructuring |
| title_full | Damping identification methods from complex modes for dynamic substructuring Mauricio Chaves Vargas |
| title_fullStr | Damping identification methods from complex modes for dynamic substructuring Mauricio Chaves Vargas |
| title_full_unstemmed | Damping identification methods from complex modes for dynamic substructuring Mauricio Chaves Vargas |
| title_short | Damping identification methods from complex modes for dynamic substructuring |
| title_sort | damping identification methods from complex modes for dynamic substructuring |
| topic | Modalanalyse (DE-588)4226177-6 gnd Substruktur (DE-588)4252117-8 gnd Strukturdämpfung (DE-588)4252766-1 gnd Mathematisches Modell (DE-588)4114528-8 gnd |
| topic_facet | Modalanalyse Substruktur Strukturdämpfung Mathematisches Modell Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=032976176&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| volume_link | (DE-604)BV043879090 |
| work_keys_str_mv | AT chavesvargasmauricio dampingidentificationmethodsfromcomplexmodesfordynamicsubstructuring |