Experimental and theoretical study of hydrogenations in supercritical carbon dioxide using monolith catalysts:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
2013
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| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis Inhaltsverzeichnis |
| Beschreibung: | XVII, 195 S. Ill., graph. Darst. 21 cm |
Internformat
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| 245 | 1 | 0 | |a Experimental and theoretical study of hydrogenations in supercritical carbon dioxide using monolith catalysts |c von Hans Häring |
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Datensatz im Suchindex
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|---|---|
| adam_text | CONTENTS
CONTENTS
PAGE
NOMENCLATURE X
1 INTRODUCTION I
2 BASICS 4
2.1 MONOLITH CATALYSTS 4
2.2 SUPERCRITICAL FLUIDS 7
2.3 PHASE EQUILIBRIA 9
2.3.1 INTRODUCTION FOR PURE
COMPONENTS AND MIXTURES 9
2.3.2 CUBIC EQUATIONS OF STATE 12
2.3.3 VAN DER
WAALS LIKE GLOBAL PHASE
DIAGRAMS 13
2.4 DETERMINATION OF CRITICAL DATA 17
2.4.1 MEASUREMENT METHODS 17
2.4.2 CALCULATION METHODS 18
2.5 LAMINAR
SUPERCRITICAL FLOW IN MONOLITH CATALYSTS 22
2.5.1 MATHEMATICAL DESCRIPTION 22
2.5.2 LITERATURE REVIEW OF SUPERCRITICAL MICRO CHANNEL FLUID DYNAMICS 25
2.6 LAMINAR SUPERCRITICAL HEAT
TRANSFER IN MONOLITH
CATALYSTS 27
2.6.1 INTRODUCTION AND MATHEMATICAL DESCRIPTION 27
2.6.2 LAMINAR HEAT
TRANSFER IN CIRCULAR CHANNELS 28
2.6.3 LAMINAR HEAT
TRANSFER IN RECTANGULAR
CHANNELS 29
2.6.4 HEAT TRANSFER
IN SUPERCRITICAL CARBON DIOXIDE 32
2.7 MASS TRANSFER
IN SUPERCRITICAL HETEROGENEOUS CATALYSIS 36
2.7.1 INTRODUCTION 36
2.7.2 LITERATURE REVIEW 38
3 EXPERIMENTAL FACILITIES AND PROCEDURES 41
3.1 VIEW
CELL SYSTEM 41
3.2 PILOT PLANT
FOR
HYDROGENATIONS 43
4 MODELLING 46
4.1 PROPERTIES CALCULATION 46
4.1.1 CYCLOHEXENE- AND A-METYHLSTYRENE
STUDIES 48
HTTP://D-NB.INFO/1035524910
CONTENTS
4.1.2 CITRAL STUDIES 49
4.2 PHASE EQUILIBRIA 51
4.3 FLUID DYNAMICS 55
4.3.1 MULTI-CHANNEL GEOMETRY 55
4.3.2 SINGLE-CHANNEL GEOMETRY 57
4.4 HEAT TRANSFER 58
4.4.1 CYLINDRICAL CHANNELS 58
4.4.2 SQUARE CHANNELS 59
4.5 REACTION STUDY
- A-METHYLSTYRENE HYDROGENATION 61
4.5.1 PARAMETER ESTIMATION
MODEL 61
4.5.2 MASS- AND
IMPULSE BALANCE, 3D AND PSEUDO-3D
COUPLED 64
4.5.3 MASS- AND HEAT
BALANCE PSEUDO-3D 66
4.5.4 MASS- AND
HEAT BALANCE
SCALED 3D 67
4.6 REACTION STUDY
- SELECTIVE CITRAL HYDROGENATION 69
4.6.1 FIXED BED
CATALYST 69
4.6.2 MONOLITH CATALYST 71
5 RESULTS 73
5.1 PHASE EQUILIBRIA 73
5.1.1 MEASUREMENTS FOR THE BINARY
MIXTURE CYCLOHEXENE-CCH 73
5.1.2 SIMULATIONS OF THE BINARY
MIXTURES 76
5.1.3 SIMULATIONS OF THE TERNARY
MIXTURES 83
5.1.4 SIMULATIONS OF THE
QUATERNARY MIXTURES 87
5.2 FLUID DYNAMICS 92
5.2.1 MULTI-CHANNEL SIMULATIONS 92
5.2.2 SINGLE-CHANNEL - ENTRANCE LENGTH 94
5.2.3 SINGLE-CHANNEL - DEVELOPED FLOW 96
5.3 HEAT TRANSFER 98
5.3.1 CYLINDRICAL CHANNEL CROSS SECTION 98
5.3.2 SQUARE CHANNEL CROSS SECTION 99
5.3.3 COMPARISON OF FIXED BED-
AND MONOLITH CATALYST 101
5.4 STUDY OF THE CYCLOHEXENE- AND
AMS
HYDROGENATION 104
5.4.1 EXPERIMENTS AND PARAMETER
ESTIMATION 104
5.4.2 SIMULATIONS BY USING THE
MASS BALANCE 107
5.4.3 SIMULATIONS BY USING THE MASS
BALANCE WITH
DEVELOPING FLOW 109
CONTENTS
5.4.4 SIMULATIONS BY USING
COUPLED HEAT
AND MASS
BALANCE 110
5.4.5 SENSITIVITY ANALYSIS 115
5.5 STUDY OF THE CITRAL HYDROGENATION 119
5.5.1 PARAMETER ESTIMATION
FOR A FIXED BED REACTOR 119
5.5.2 CALCULATION OF THE OPTIMUM YIELD FOR
THE INTERMEDIATE C 122
5.5.3 SENSITIVITY ANALYSIS FIXED
BED 125
5.5.4 COMPARISON OF FIXED BED- AND MONOLITH
CATALYST 132
6 SUMMARY AND
OUTLOOK 134
BIBLIOGRAPHY 144
THESES 160
LIST OF FIGURES 163
LIST OF TABLES 169
APPENDICES.
170
|
| any_adam_object | 1 |
| author | Häring, Hans |
| author_facet | Häring, Hans |
| author_role | aut |
| author_sort | Häring, Hans |
| author_variant | h h hh |
| building | Verbundindex |
| bvnumber | BV042026419 |
| ctrlnum | (OCoLC)853280957 (DE-599)DNB1035524910 |
| dewey-full | 660.28443 |
| dewey-hundreds | 600 - Technology (Applied sciences) |
| dewey-ones | 660 - Chemical engineering |
| dewey-raw | 660.28443 |
| dewey-search | 660.28443 |
| dewey-sort | 3660.28443 |
| dewey-tens | 660 - Chemical engineering |
| discipline | Chemie / Pharmazie |
| format | Thesis Book |
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| indexdate | 2024-07-10T01:10:51Z |
| institution | BVB |
| language | English |
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| physical | XVII, 195 S. Ill., graph. Darst. 21 cm |
| publishDate | 2013 |
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| spelling | Häring, Hans Verfasser aut Experimental and theoretical study of hydrogenations in supercritical carbon dioxide using monolith catalysts von Hans Häring 2013 XVII, 195 S. Ill., graph. Darst. 21 cm txt rdacontent n rdamedia nc rdacarrier Dresden, Techn. Univ., Diss., 2013 Kritischer Zustand (DE-588)4140477-4 gnd rswk-swf Festbettreaktor (DE-588)4113549-0 gnd rswk-swf Kohlendioxid (DE-588)4031648-8 gnd rswk-swf Katalytische Hydrierung (DE-588)4163422-6 gnd rswk-swf Katalysator (DE-588)4029919-3 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Katalysator (DE-588)4029919-3 s Kohlendioxid (DE-588)4031648-8 s Katalytische Hydrierung (DE-588)4163422-6 s Festbettreaktor (DE-588)4113549-0 s Kritischer Zustand (DE-588)4140477-4 s DE-604 application/pdf http://d-nb.info/1035524910/04 Inhaltsverzeichnis DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=027467968&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Häring, Hans Experimental and theoretical study of hydrogenations in supercritical carbon dioxide using monolith catalysts Kritischer Zustand (DE-588)4140477-4 gnd Festbettreaktor (DE-588)4113549-0 gnd Kohlendioxid (DE-588)4031648-8 gnd Katalytische Hydrierung (DE-588)4163422-6 gnd Katalysator (DE-588)4029919-3 gnd |
| subject_GND | (DE-588)4140477-4 (DE-588)4113549-0 (DE-588)4031648-8 (DE-588)4163422-6 (DE-588)4029919-3 (DE-588)4113937-9 |
| title | Experimental and theoretical study of hydrogenations in supercritical carbon dioxide using monolith catalysts |
| title_auth | Experimental and theoretical study of hydrogenations in supercritical carbon dioxide using monolith catalysts |
| title_exact_search | Experimental and theoretical study of hydrogenations in supercritical carbon dioxide using monolith catalysts |
| title_full | Experimental and theoretical study of hydrogenations in supercritical carbon dioxide using monolith catalysts von Hans Häring |
| title_fullStr | Experimental and theoretical study of hydrogenations in supercritical carbon dioxide using monolith catalysts von Hans Häring |
| title_full_unstemmed | Experimental and theoretical study of hydrogenations in supercritical carbon dioxide using monolith catalysts von Hans Häring |
| title_short | Experimental and theoretical study of hydrogenations in supercritical carbon dioxide using monolith catalysts |
| title_sort | experimental and theoretical study of hydrogenations in supercritical carbon dioxide using monolith catalysts |
| topic | Kritischer Zustand (DE-588)4140477-4 gnd Festbettreaktor (DE-588)4113549-0 gnd Kohlendioxid (DE-588)4031648-8 gnd Katalytische Hydrierung (DE-588)4163422-6 gnd Katalysator (DE-588)4029919-3 gnd |
| topic_facet | Kritischer Zustand Festbettreaktor Kohlendioxid Katalytische Hydrierung Katalysator Hochschulschrift |
| url | http://d-nb.info/1035524910/04 http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=027467968&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| work_keys_str_mv | AT haringhans experimentalandtheoreticalstudyofhydrogenationsinsupercriticalcarbondioxideusingmonolithcatalysts |
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