Dynamic glaciology:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
New Delhi
Amerind Publ.
1978
|
| Schriftenreihe: | Progress in science
Geography series |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | Transl. from Russian |
| Beschreibung: | VIII, 161 S. graph. Darst. |
Internformat
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Datensatz im Suchindex
| _version_ | 1804122938658521088 |
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| adam_text | Titel: Dynamic glaciology
Autor: Šumskij, P. A
Jahr: 1978
CONTENTS
Introduction 1
Chapter 1: Tensors and Tensor Fields 4
1. Scalars, Vectors and Tensors 4
2. Second-Order Tensors 8
3. Tensor Fields 13
Chapter 2: Characteristics of a Glacier as a Macroscopic
Physical System 16
1. Gravitational Energy and Density 16
2. Stress 17
3. Rates of Movement, Distortion and Strain 19
4. Temperature 22
5. The Glacier as a Combination of Fields 22
Chapter 3: The Laws of Conservation 24
1. Equation of Continuity 24
2. Equation of Quasistatic Equilibrium 26
3. Energy Equation 28
Chapter 4: Equations Linking Stress and Strain (Rheology) 31
1. Meaning and General Form of Rheological Equations 31
2. Viscosity 32
3. Elasticity 33
4. Plasticity 35
5. Creep 37
6. Viscoelasticity 39
Chapter 5: Physical Properties of Ice 42
1. Thermoelastic and Caloric Properties 42
2. Coefficient of Viscosity 44
3. Plasticity Limit 48
4. Duration of Stress Relaxation 48
5. Power Flow Law..................................................................................................................48
6. Two-Term and Hyperbolic Flow Laws............................................................54
7. Influence of Temperature: Activation Energy..........................................60
8. Strength, Adhesion and External Friction....................................................63
9. Effect of Water........................................................................................................................64
10. Effect of Porosity..................................................................................................................65
11. Effect of Morainal Material........................................................................................71
Chapter 6: Conditions at Boundaries and Discontinuities..................74
1. Outer Boundary of the Glacier..............................................................................74
2. Condition of Mass Conservation for Outer Boundary....................77
3. Condition of Energy Conservation for Outer Boundary................81
4. Conditions on Free Outer Boundary..................................................................82
5. Conditions at Bed..................................................................................................................84
6. Shear Stress and Speed of Sliding on Bed....................................................87
7. Weertman s Hypothesis..................................................................................................91
8. Lliboutry s Hypothesis.........................................................99
9. Current State of the Problem of Lower Boundary
Conditions....................................................................................................................................107
10. Conditions for Fracture................................................................................................109
Chapter 7: System of Equations and Statement of Problems
to be Solved................................................................................................................Ill
1. Notations......................................................................................................................................Ill
2. System of Equations..........................................................................................................113
3. Special Features of System of Equations......................................................115
4. Possible Solutions and Methods............................................................................117
5. Formulation of Problems............................................................................................121
Chapter 8: Kinematic Solutions........................................................................................125
1. Reid-Finsterwalder Solution....................................................................................125
2. Integral Solutions for Valley Glaciers..............................................................129
3. Velocity Field of Ice Sheets........................................................................................132
4. Characteristics of Partial Glaciers................................................................142
5. Rate of Internal Accretion and Specific Mass of
Annual Layers..........................................................................................................................145
References......................................................................................................................................................149
|
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| author | Šumskij, Petr Aleksandrovič 1915- |
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| id | DE-604.BV008610990 |
| illustrated | Illustrated |
| indexdate | 2024-07-09T17:21:50Z |
| institution | BVB |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-005660335 |
| oclc_num | 632373086 |
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| physical | VIII, 161 S. graph. Darst. |
| publishDate | 1978 |
| publishDateSearch | 1978 |
| publishDateSort | 1978 |
| publisher | Amerind Publ. |
| record_format | marc |
| series2 | Progress in science Geography series |
| spelling | Šumskij, Petr Aleksandrovič 1915- Verfasser (DE-588)188018018 aut Dinamičeskaja glatsiologija Dynamic glaciology P. A. Shumskiy New Delhi Amerind Publ. 1978 VIII, 161 S. graph. Darst. txt rdacontent n rdamedia nc rdacarrier Progress in science Geography series Transl. from Russian HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=005660335&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Šumskij, Petr Aleksandrovič 1915- Dynamic glaciology |
| title | Dynamic glaciology |
| title_alt | Dinamičeskaja glatsiologija |
| title_auth | Dynamic glaciology |
| title_exact_search | Dynamic glaciology |
| title_full | Dynamic glaciology P. A. Shumskiy |
| title_fullStr | Dynamic glaciology P. A. Shumskiy |
| title_full_unstemmed | Dynamic glaciology P. A. Shumskiy |
| title_short | Dynamic glaciology |
| title_sort | dynamic glaciology |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=005660335&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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