Mechanics of wind blown sand movements:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
Berlin [u.a.]
Springer
2009
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| Schriftenreihe: | environmental science
|
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | Literaturverz. S. 287 - 300 |
| Beschreibung: | XX, 309 S. Ill., graph. Darst. |
| ISBN: | 9783540882534 |
Internformat
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Datensatz im Suchindex
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|---|---|
| adam_text | 2.6.1 ANALYSIS OF THE WIND GUSTS 47 CONTENTS CHAPTER 1 WIND-BIOWN SAND
ENVIRONMENT 1 1.1 DESERT AND DESERTIFICATION 1 1.1.1 DESERT 1 1.1.2
DESERTIFICATION 4 1.2 HARMS OF WIND-BLOWN SAND ENVIRONMENT 6 1.2.1 WIND
EROSION 7 1.2.2 SAND (DUST) STORNI 8 1.3 EXAMPLES: DUNHUANG, MINQIN,
MAQU 12 1.3.1 DUNHUANG 12 1.3.2 MINQIN 14 1.3.3 MAQU 16 CHAPTER 2 FLOWS
OF THE NEAR-SURFACE BOUNDARY LAYER 19 2.1 AN INTRODUCTION TO FLUID
MECHANICS 19 2.1.1 VISCOSITY OF A FLUID 20 2.1.2 PROPERTIES OF FLOW 20
2.2 BASIC EQUATIONS OF FLUID MECHANICS 22 2.2.1 CONSERVATION OF MASS
(CONTINUITY EQUATION) 23 2.2.2 CONSERVATION OF MOMENTUM 23 2.2.3
CONSERVATION OF ENERGY 24 2.2.4 BASIC EQUATIONS OF TURBULENCE 25 2.2.5
MODELS OFTURBULENCE 25 2.2.6 APPROACHES OF TURBULENT NUMERICAL
SIMULATION 27 2.3 BASIC CHARACTERISTICS OF THE ATMOSPHERIC BOUNDARY
LAYER 28 2.4 OBSERVATIONS OF THE ATMOSPHERE BOUNDARY LAYER 32 2.5 BASIC
EQUATIONS OF THE ATMOSPHERIC BOUNDARY LAYER 38 2.5.1 BASIC EQUATIONS 38
2.5.2 AERODYNAMIC ROUGHNESS 41 2.5.3 CHARACTERISTICS OF THE FLOW FIELD
ON THE WIND-BLOWN SAND BOUNDARY LAYER 42 2.5.4 EFFECT OF SAND DUNES ON
THE FLOW FIELD 44 2.6 WIND GUSTS NEAR THE EARTH S SURFACE 46
BIBLIOGRAFISCHE INFORMATIONEN HTTP://D-NB.INFO/990379159 DIGITALISIERT
DURCH XIV CONTENTS 2.6.2 PREDICTION MODEL I: WIND GUSTS VARY WITH TIME
55 2.6.3 PREDICTION MODEL II: WIND GUSTS VARY WITH HEIGHT 58 CHAPTER 3
SAND MOTION NEAR THE SAND BED SURFACE 61 3.1 THRESHOLD WIND VELOCITY FOR
SAND MOTION 62 3.1.1 MECHANISM OF THE ENTRAINMENT OF SAND PARTICLES 62
3.1.2 THRESHOLD WIND VELOCITY OF SAND MOTION 63 3.1.3 FACTORS AFFECTING
THE THRESHOLD WIND VELOCITY 65 3.2 EXPERIMENTAL RESEARCH ON THE LIFT-OFF
OF SAND PARTICLES 67 3.2.1 EXPERIMENTS ON PARTICLE-BED COLLISION WITH
ARTIFICIAL SAND 67 3.2.2 MEASUREMENTS OF THE LINEAR VELOCITIES OF
LIFT-OFF PARTICLES... 68 3.2.3 MEASUREMENT OF THE ANGULAR VELOCITIES OF
SALTATING PARTICLES 72 3.3 STOCHASTIC MODEL OF PARTICLE-BED COLLISION 76
3.3.1 STOCHASTIC MODEL 76 3.3.2 SOFT-PARTICLE APPROACH FOR COLLISION
PROCESS 79 3.3.3 HARD-PARTICLE APPROACH FOR COLLISION PROCESS 81 3.3.4
ANALYTICAL SOLUTION OF LIFT-OFF VELOCITY 84 3.4 PROBABILITY DISTRIBUTION
OF LIFT-OFF VELOCITIES 86 3.5 SPLASH FUNCTION 94 3.5.1 SPLASH FUNCTION
FOR UNIFORM SANDS 94 3.5.2 SPLASH FUNCTION FOR MIXED SANDS 98 CHAPTER
4 WIND-BLOWN SAND ELECTRIFICATION 105 4.1 CHARGED SAND PARTICLES AND
THEIR CHARGING MECHANISMS 106 4.1.1 OBSERVATIONS AND MEASUREMENTS 106
4.1.2 CHARGING MECHANISMS OF SAND PARTICLES 109 4.2 MEASUREMENTS OF
WIND-BLOWN SAND ELECTRIC FIELD 111 4.2.1 ATMOSPHERIC ELECTRIC FIELD 111
4.2.2 FIELD OBSERVATION OF WIND-BLOWN SAND ELECTRIC FIELD 112 4.2.
CONTENTS XV CHAPTER 5 WIND-BLOWN SAND FLUX AND ITS PREDICTION 133 5.1
FORCES ON SALTATING SAND PARTICLES 134 5.2 SAND SALTATION 139 5.2.1 THE
EFFECT OF WIND-BLOWN SAND ELECTRIC FIELD ON SAND SALTATION 139 5.2.2 THE
EFFECTS OF PARTICLE S MID-AIR COLLISIONS ON SAND SALTATION TRAJECTORIES
144 5.2.3 SALTATION TRAJECTORY AND SALTATION ACTIVITY IN A FLUCTUATING
WIND FIELD 148 5.2.4 THE CRITERION OF SALTATION AND SUSPENSION 152 5.3
EXPERIMENTS AND OBSERVATIONS ON SAND TRANSPORT RATE 155 5.4 THEORETICAL
SIMULATIONS ON THE EVOLUTION OF WIND-BLOWN SAND FLUX 160 5.5 DUST DEVIL
171 CHAPTER 6 AEOLIAN GEOMORPHOLOGY AND ITS SIMULATION - AEOLIAN
SANDRIPPLES 181 6.1 OBSERVATIONS OF AEOLIAN SANDRIPPLES 183 6.1.1 THE
BASIC CHARACTERISTICS OF AEOLIAN SAND RIPPLES 183 6.1.2 THE FORMATION
MECHANISM OF AEOLIAN SAND RIPPLES 187 6.2 CONTINUOUS MODELS FOR AEOLIAN
SAND RIPPLES 189 6.2.1 THE ANDERSON S CONTINUOUS MODEL 189 6.2.2 THE
GRANULAER SURFACE FLOW MODEL 192 6.3 DISCRETE MODELS FOR AEOLIAN SAND
RIPPLES 196 6.3.1 CELLULAR AUTOMATA MODEL (ANDERSON-BUNAS DISCRETE
MODEL) 196 6.3.2 DISCRETE ELEMENT MODEL (LANDRY-WERNER MODEL) 199 6.3.3
COUPLED MAPPING LATTICE MODEL (NISHIMORI-OUCHI MODEL) 202 6. 4. DISCRETE
PARTICLE TRACING METHOD (DPTM) MODEL 205 6.4.1 BASIC METHOD 205 6.4.2
MAJOR SIMULATION RESULTS 207 CHAPTER 7 AEOLIAN GEOMORPHOLOGY AND ITS
SIMULATION - AEOLIAN SAN XVI CONTENTS 7.3 SIMULATION OF SAND DUNE FIELD
235 7.3.1 COUPLED MAPPING LATTICE METHOD 235 7.3.2 CELLULAR AUTOMATON
METHOD 236 7.4 NUMERICAL SIMULATION OF SAND DUNE FIELD 238 7.4.1
DISCRETE NUMERICAL SIMULATION OF SAND DUNE FIELD 238 7.4.2 SIMULATION
RESULTS 243 CHAPTER 8 MECHANICAL ANALYSIS ON THE EFFICIENCY OF SAND
PREVENTION METHODS 261 8.1 SANDFENCE 262 8.2 STRAW CHECKERBOARD BARRIERS
268 8.3 THE MECHANICAL PROPERTIES OF CRUST 272 8.3.1 THE SURVEY ON THE
MECHANICAL PROPERTIES OF CRUST 274 8.3.2 THE DESTRUCTION OF SALTATING
SAND TO CRUST 280 REFERENCES 287 AUTHOR INDEX 301 SUBJECT INDEX 305
|
| any_adam_object | 1 |
| author | Zheng, Xiaojing |
| author_facet | Zheng, Xiaojing |
| author_role | aut |
| author_sort | Zheng, Xiaojing |
| author_variant | x z xz |
| building | Verbundindex |
| bvnumber | BV025549467 |
| classification_rvk | RB 10271 |
| ctrlnum | (OCoLC)361794842 (DE-599)BVBBV025549467 |
| dewey-full | 551.374 |
| dewey-hundreds | 500 - Natural sciences and mathematics |
| dewey-ones | 551 - Geology, hydrology, meteorology |
| dewey-raw | 551.374 |
| dewey-search | 551.374 |
| dewey-sort | 3551.374 |
| dewey-tens | 550 - Earth sciences |
| discipline | Geologie / Paläontologie Geographie |
| format | Book |
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| illustrated | Illustrated |
| indexdate | 2024-07-09T22:36:18Z |
| institution | BVB |
| isbn | 9783540882534 |
| language | English |
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| physical | XX, 309 S. Ill., graph. Darst. |
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| series2 | environmental science |
| spelling | Zheng, Xiaojing Verfasser aut Mechanics of wind blown sand movements Xiaojing Zheng Berlin [u.a.] Springer 2009 XX, 309 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier environmental science Literaturverz. S. 287 - 300 Äolische Geomorphologie (DE-588)4322333-3 gnd rswk-swf Äolische Sedimentation (DE-588)4276081-1 gnd rswk-swf Äolische Sedimentation (DE-588)4276081-1 s Äolische Geomorphologie (DE-588)4322333-3 s DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=020150001&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Zheng, Xiaojing Mechanics of wind blown sand movements Äolische Geomorphologie (DE-588)4322333-3 gnd Äolische Sedimentation (DE-588)4276081-1 gnd |
| subject_GND | (DE-588)4322333-3 (DE-588)4276081-1 |
| title | Mechanics of wind blown sand movements |
| title_auth | Mechanics of wind blown sand movements |
| title_exact_search | Mechanics of wind blown sand movements |
| title_full | Mechanics of wind blown sand movements Xiaojing Zheng |
| title_fullStr | Mechanics of wind blown sand movements Xiaojing Zheng |
| title_full_unstemmed | Mechanics of wind blown sand movements Xiaojing Zheng |
| title_short | Mechanics of wind blown sand movements |
| title_sort | mechanics of wind blown sand movements |
| topic | Äolische Geomorphologie (DE-588)4322333-3 gnd Äolische Sedimentation (DE-588)4276081-1 gnd |
| topic_facet | Äolische Geomorphologie Äolische Sedimentation |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=020150001&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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