Mechanical and hydraulic behaviour of compacting crushed salt backfill at low porosities: Project REPOPERM - phase 2
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | German |
| Veröffentlicht: |
Köln ; Garching b. München ; Berlin ; Braunschweig
GRS
February 2017
|
| Schriftenreihe: | GRS
450 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis Inhaltsverzeichnis |
| Beschreibung: | Literaturverzeichnis Seite 201-209. - Förderkennzeichen BMWi 02 E 10740 |
| Beschreibung: | XVIII, 219 Seiten Illustrationen, Diagramme 30 cm 1 CD-ROM (12 cm) |
| ISBN: | 9783946607328 |
Internformat
MARC
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| 100 | 1 | |a Kröhn, Klaus-Peter |e Verfasser |4 aut | |
| 245 | 1 | 0 | |a Mechanical and hydraulic behaviour of compacting crushed salt backfill at low porosities |b Project REPOPERM - phase 2 |c Klaus-Peter Kröhn (GRS) [und 10 weitere] |
| 264 | 1 | |a Köln ; Garching b. München ; Berlin ; Braunschweig |b GRS |c February 2017 | |
| 300 | |a XVIII, 219 Seiten |b Illustrationen, Diagramme |c 30 cm |e 1 CD-ROM (12 cm) | ||
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| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 490 | 1 | |a GRS |v 450 | |
| 500 | |a Literaturverzeichnis Seite 201-209. - Förderkennzeichen BMWi 02 E 10740 | ||
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Datensatz im Suchindex
| _version_ | 1804177881114345472 |
|---|---|
| adam_text | TABLE OF CONTENTS
ACKNOWLEDGEMENT...............................................................................................
I
ABSTRACT................................................................................................................III
ZUSAMMENFASSUNG............................................................................................IX
1
INTRODUCTION.........................................................................................................
1
2 EXPERIMENTAL INVESTIGATIONS
.............................................................................
7
2.1 EXAMINING THE POROSITY IN RELEVANT, PAST EXPERIMENTS
.................................
7
2.2 INFLUENCE OF THE SIEVE LINE ON COMPACTION BEHAVIOUR
..................................
10
2.3 TRIAXIAL COMPACTION FEST WITH DRY MATERIAL AT LOW POROSITIES
.......................
12
2.4 INFLUENCE OF HUMIDITY ON
COMPACTION............................................................16
2.4.1 STRAIN-RATE CONTROLLED OEDOMETER
TESTS...............................................................16
2.4.2 STRESS-CONTROLLED UNIAXIAL LONG-TERM
COMPACTION...............................................23
2.4.2.1 TEST
PRINCIPLE........................................................................................................
23
2.42.2 TEST EQUIPMENT AND TEST
SET-UP.........................................................................
24
2.42.3
EXECUTION............................................................................................................
25
2.4.2.4 POST-TEST
INVESTIGATION........................................................................................27
2.4.2.5
RESULTS................................................................................................................
28
2.4.26
CONCLUSIONS..........................................................................................................
36
2.4.3 TRIAXIAL COMPACTION IN AN
AUTOCLAVE...................................................................37
2.4.3.1 TEST PRINCIPLE AND
SET-UP.....................................................................................
37
24.3.2
PREPARATION............................................................................................................39
2.4.33 TEST 1
....................................................................................................................39
2.4.3.4 TEST 2
....................................................................................................................40
2.4.4 COMPACTION IN A HUMID
ATMOSPHERE..................................................................43
2.4.4.1 TEST SET-UP AND
PROCEDURE..................................................................................43
2.4.42
RESULTS..................................................................................................................46
2.4.5 ADSORPTION OF WATER TO SALT IN A HUMID ATMOSPHERE
..........................................
49
2.4.5.1 TEST
DESCRIPTION....................................................................................................49
2.4.52
RESULTS..................................................................................................................50
2.4.5.3
INTERPRETATION........................................................................................................52
2.4.5.4
CONCLUSIONS..........................................................................................................
56
2.5 PERMEABILITY ASSOCIATED WITH LOW POROSITY
....................................................
57
2.5.1 D-A-025 UNIAXIAL PERMEAMETER TEST WITH BRINE
..................................................
57
2.5.2 PERMEABILITY TESTE WITH GAS
(NITROGEN)................................................................
59
2.5.2.1 BACKGROUND, TEST APPARATUS AND SPECIMENS
......................................................
59
2.5.2 2 RESULTS OF TESTE ON *DRY* MATERIAL (TEST PHASE
1)................................................. 62
2.5.2.3 RESULTS FROM *WET* MATERIAL (TEST PHASE 2 )
.........................................................
66
2.5.2.4 RESULTS WITH *DRIED* MATERIAL (TEST PHASE
3).........................................................70
2
.
5
.
2.5
PERMEABILITY TEST ON *WET* COMPACTED MATERIAL
..................................................
71
2.5.2.6 EVALUATION OF THE PERMEABILITY TESTE WITH
MOISTURE.............................................75
2.6 CONSTITUTIVE RELATIONS FOR TWO-PHASE FLOW
.....................................................
78
2.6.1
INTRODUCTION..........................................................................................................78
2.6.2
SCOPE...................................................................................................................
78
2.6.3
PREPARATIONS.........................................................................................................79
2.6.4 TEST
PROCEDURE....................................................................................................
80
2.6.5
TESTS....................................................................................................................
81
2.6.6 CHECK OF SINGLE-PHASE
PERMEABILITIES................................................................
84
2.6.7 COMPILATION OF CRS FOR ALL
TESTE..........................................................................87
2.6.8 FITTING A BROOK-COREY APPROACH TO THE DATA
......................................................
88
2.6.9 SUMMARY AND
DISCUSSION...................................................................................
90
2.7 MICROSTRUCTURAL
INVESTIGATIONS........................................................................94
2.7.1 THIN SECTION
ANALYSES..........................................................................................94
2.7.2 COMPUTER TOMOGRAPHIC
ANALYSES......................................................................100
2.7.2.1
RESULTS.................................................................................................................101
2
.
7
.
2.2
CRITICAL
POROSITY....................................................................................................109
2.7.23
DISCUSSION...........................................................................................................
110
3 BASICS FOR NUMERICAL MODELLING OF COMPACTING CRUSHED SALT
....................
112
3.1
SCOPE................................................................................................................
112
3.2 PHENOMENOLOGY AND PHYSICS RELATED TO CRUSHED SALT COMPACTION
........
113
3.2.1 COMPACTION BY CREEP OF
SALT.............................................................................
113
3.2.2 EFFECT OF GRAIN
REARRANGEMENT..........................................................................116
3.2.3 HUMIDITY ENHANCED
COMPACTION.......................................................................
117
3.2.4
PERMEABILITY......................................................................................................
117
3.2.5 DISSOLUTION AND PRECIPITATION OF SA
LT.................................................................119
3.3 DEVELOPMENT/DEFINITION AND COMPARISON OF MATERIAL MODELS
...................
120
3.3.1 ELASTIC
BEHAVIOUR...............................................................................................120
3.3.2
CREEP.................................................................................................................121
3.3.3 GRAIN REARRANGEMENT DUE TO
FRACTURING.............................................................126
3.3.4 HUMIDITY
CREEP..................................................................................................129
3.3.5 COMPARISON OF CREEP
RATES...............................................................................131
3.3.6 FURTHER CONSIDERATIONS ON BEHAVIOUR OF CRUSHED SALT AND THE
MATERIAL LAWS. 136
3.3.7
SUMMARY...........................................................................................................
138
3.4 BENCHMARK CALCULATIONS AND PARAMETER IMPROVEMENT
..............................
140
3.4.1 CALCULATION OF EXPERIMENTAL BOUNDS ON OEDOMETRIC COMPACTION TEST
RESULTS 140
3.4.2 BACK CALCULATION OF THE LONG-TERM COMPACTION
TEST..........................................141
3.4.3 PARAMETER IMPROVEMENT FOR DRY AND WET COMPACTION OF CRUSHED
SALT...........142
3.4.3.1 OBJECTIVES AND SCOPE
........................................................................................
142
3.4.3.2 MODEL
DESCRIPTION...............................................................................................143
3.4.3.3 RESULTS FROM THE
GRS-MODEL.............................................................................
146
3.4.3.4 RESULTS FROM BGR-MODEL WITH IMPROVED PARAMETER
SET...................................149
3.4.4
CONCLUSIONS.......................................................................................................
150
3.5 SCALING-RULES FOR CAPILLARY
PRESSURE..............................................................
151
3.5.1
MOTIVATION..........................................................................................................
151
3.5.2
INTRODUCTION.......................................................................................................
152
3.5.3 SCALING-RULE AFTER
LEVERETT................................................................................152
3.5.4 COMPARISON OF
SCALING-RULES.............................................................................155
3.5.5 SUMMARY AND
CONCLUSIONS...............................................................................163
3.6 APPLICATION OF DISCRETE ELEMENT CODES
.......................................................
166
4 THM-COUPIED MODEL
CALCULATIONS..................................................................
173
4.1 RELEVANT SCENARIOS AND BOUNDARY
CONDITIONS............................................173
4.1.1 INTRODUCTORY
REMARK..........................................................................................
173
4.1.2 COMPONENTS OF A GENERIC REPOSITORY
.................................................................
173
4.1.3 CONCEPTUAL CONSIDERATIONS FOR BRINE INFLOW AT A DRIFT SEAL
...............................
175
4.2 INFLOW INTO THE DRIFT BACKFILL AT THE DRIFT SEAL
.................................................
180
4.2.1 OBJECTIVES AND
SCOPE.........................................................................................180
4.2.2 MODEL
DESCRIPTION..............................................................................................
180
4.2.3
RESULTS...............................................................................................................
184
4.2.4
CONCLUSIONS........................................................................................................187
5
SUMMARY...........................................................................................................
189
5.1 SCOPE OF THE
PROJECT........................................................................................189
5.2 RESULTS OF EXPERIMENTAL
INVESTIGATIONS.......................................................190
5.3 RESULTS OF THEORETICAL
INVESTIGATIONS...........................................................194
5.4 RESULTS OF MODEL
CALCULATIONS.......................................................................195
6 CONCLUSIONS AND
RECOMMENDATIONS............................................................
197
REFERENCES........................................................................................................201
TABLE OF
FIGURES................................................................................................
211
LIST OF
TABLES....................................................................................................
217
CONTENTS OF ENCLOSED
CD...............................................................................
218
|
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| indexdate | 2024-07-10T07:55:07Z |
| institution | BVB |
| isbn | 9783946607328 |
| language | German |
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| spelling | Kröhn, Klaus-Peter Verfasser aut Mechanical and hydraulic behaviour of compacting crushed salt backfill at low porosities Project REPOPERM - phase 2 Klaus-Peter Kröhn (GRS) [und 10 weitere] Köln ; Garching b. München ; Berlin ; Braunschweig GRS February 2017 XVIII, 219 Seiten Illustrationen, Diagramme 30 cm 1 CD-ROM (12 cm) txt rdacontent n rdamedia nc rdacarrier GRS 450 Literaturverzeichnis Seite 201-209. - Förderkennzeichen BMWi 02 E 10740 (DE-588)4155043-2 Forschungsbericht gnd-content GRS 450 (DE-604)BV008889593 450 B:DE-101 application/pdf http://d-nb.info/1140500899/04 Inhaltsverzeichnis DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=029929669&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Kröhn, Klaus-Peter Mechanical and hydraulic behaviour of compacting crushed salt backfill at low porosities Project REPOPERM - phase 2 GRS |
| subject_GND | (DE-588)4155043-2 |
| title | Mechanical and hydraulic behaviour of compacting crushed salt backfill at low porosities Project REPOPERM - phase 2 |
| title_auth | Mechanical and hydraulic behaviour of compacting crushed salt backfill at low porosities Project REPOPERM - phase 2 |
| title_exact_search | Mechanical and hydraulic behaviour of compacting crushed salt backfill at low porosities Project REPOPERM - phase 2 |
| title_full | Mechanical and hydraulic behaviour of compacting crushed salt backfill at low porosities Project REPOPERM - phase 2 Klaus-Peter Kröhn (GRS) [und 10 weitere] |
| title_fullStr | Mechanical and hydraulic behaviour of compacting crushed salt backfill at low porosities Project REPOPERM - phase 2 Klaus-Peter Kröhn (GRS) [und 10 weitere] |
| title_full_unstemmed | Mechanical and hydraulic behaviour of compacting crushed salt backfill at low porosities Project REPOPERM - phase 2 Klaus-Peter Kröhn (GRS) [und 10 weitere] |
| title_short | Mechanical and hydraulic behaviour of compacting crushed salt backfill at low porosities |
| title_sort | mechanical and hydraulic behaviour of compacting crushed salt backfill at low porosities project repoperm phase 2 |
| title_sub | Project REPOPERM - phase 2 |
| topic_facet | Forschungsbericht |
| url | http://d-nb.info/1140500899/04 http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=029929669&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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