| Preface |
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xi | |
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Part 1 Field study and laboratory experiments of hydrate-bearing sediments |
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1 | (176) |
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3 | (8) |
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Chapter 1 Water Column Acoustics: Remote Detection of Gas Seeps |
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11 | (10) |
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11 | (3) |
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1.2 Principle of the measurement |
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14 | (4) |
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14 | (1) |
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1.2.2 Qualitative and quantitative measurements |
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14 | (4) |
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18 | (3) |
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Chapter 2 Geophysical Approach |
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21 | (10) |
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21 | (1) |
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21 | (2) |
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23 | (5) |
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23 | (1) |
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2.3.2 Preprocessing phase |
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24 | (1) |
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25 | (3) |
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2.4 Example of gas hydrate exploration: the SYSIF instrument |
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28 | (1) |
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29 | (2) |
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Chapter 3 Hydrate Seismic Detection |
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31 | (6) |
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3.1 Wave velocities of hydrate-bearing sediments |
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32 | (2) |
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3.1.1 Empirical equations |
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32 | (1) |
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3.1.2 Effective medium theories |
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33 | (1) |
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34 | (3) |
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Chapter 4 Geomorphology of Gas Hydrate-Bearing Pockmark |
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37 | (12) |
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37 | (1) |
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4.2 Generalities about pockmarks |
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38 | (1) |
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4.3 Impact of gas hydrate on seafloor deformation |
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39 | (3) |
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4.4 Morphological evolution of gas hydrate pockmarks |
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42 | (2) |
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4.5 Distinction between gas hydrate-bearing and gas hydrate-free pockmarks |
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44 | (1) |
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45 | (4) |
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49 | (8) |
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49 | (1) |
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50 | (4) |
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5.2.1 Piezocone and acoustic soundings in gas hydrate-bearing sediments |
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52 | (2) |
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54 | (3) |
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57 | (28) |
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57 | (1) |
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6.2 Sampling geological materials from hydrate-bearing sediment |
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58 | (7) |
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58 | (4) |
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6.2.2 Sampling of sediments, carbonates and pore fluids from the Calypso corer |
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62 | (3) |
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65 | (17) |
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6.3.1 Sediment and carbonate |
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65 | (10) |
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75 | (3) |
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78 | (4) |
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82 | (3) |
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Chapter 7 Benthic Ecosystem Study |
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85 | (36) |
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7.1 Microbial ecology in hydrate-bearing sediments |
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85 | (6) |
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7.1.1 Study sites containing hydrate-bearing sediments |
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85 | (1) |
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7.1.2 Sampling strategy for microbiology study of hydrate-bearing sediments |
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86 | (1) |
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7.1.3 Laboratory analyses |
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87 | (4) |
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7.2 Macrobial ecology studies at cold seeps |
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91 | (20) |
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7.2.1 Mapping biogenic habitats |
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93 | (4) |
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7.2.2 Chemical characterization of biogenic habitats |
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97 | (6) |
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7.2.3 Sampling in biogenic habitats |
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103 | (3) |
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106 | (4) |
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110 | (1) |
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111 | (10) |
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Chapter 8 Physicochemical Properties of Gas Hydrate-bearing Sediments |
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121 | (44) |
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121 | (3) |
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8.2 Gas hydrate formation and dissociation |
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124 | (4) |
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8.3 Fluid transport in gas hydrate-bearing sediments |
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128 | (5) |
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8.4 Thermal and electrical properties of gas hydrate-bearing sediments |
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133 | (4) |
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8.5 Distribution and occurrence of gas hydrates in sediments |
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137 | (2) |
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8.6 Experimental investigation of dynamic processes in gas hydrate-bearing sediments |
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139 | (10) |
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149 | (16) |
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Chapter 9 Small-scale Laboratory Studies of Key Geotechnical Properties which are Not Possible to Measure from In Situ Deployed Technologies |
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165 | (12) |
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165 | (1) |
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9.2 Influence of gas hydrates on the stiffness and strength properties of sediments |
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166 | (6) |
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9.2.1 Elastic or small-strain stiffness properties |
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166 | (2) |
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9.2.2 Large-strain stiffness and strength properties |
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168 | (2) |
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9.2.3 Geotechnical consequences of gas hydrate destabilization |
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170 | (2) |
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172 | (5) |
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Part 2 Modeling of Gas Hydrate-bearing Sediments and Case Studies |
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177 | (66) |
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Chapter 10 Geomechanical Aspects |
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179 | (40) |
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179 | (1) |
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10.2 Geomechanical characteristics |
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179 | (2) |
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10.3 Constitutive models for continuum mechanics frameworks |
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181 | (14) |
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10.3.1 Stress--strain formulation for hydrate-bearing sediments |
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183 | (8) |
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10.3.2 DEM representation |
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191 | (4) |
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195 | (7) |
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10.5 Numerical simulations of the Nankai 2013 gas production test |
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202 | (11) |
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10.5.1 The Nankai gas production test overview |
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202 | (1) |
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10.5.2 Modeling procedure |
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203 | (7) |
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10.5.3 History matching of the 2013 Nankai production test |
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210 | (1) |
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10.5.4 Thermo-hydro-mechanical studies during the 2013 Nankai gas production test |
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211 | (2) |
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213 | (1) |
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214 | (5) |
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Chapter 11 Geochemical Aspects |
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219 | (24) |
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219 | (1) |
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220 | (6) |
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11.2.1 Transport in the aqueous phase by advection and diffusion |
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220 | (2) |
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11.2.2 Numerical scheme for the advection-diffusion problem |
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222 | (1) |
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11.2.3 Transport of methane in aqueous phase in the presence of gas hydrate phase |
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223 | (2) |
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11.2.4 Transport of methane and salt species, with hydrate presence |
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225 | (1) |
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226 | (4) |
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11.4 Model validation and sensitivity tests |
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230 | (1) |
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230 | (9) |
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239 | (1) |
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239 | (1) |
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239 | (4) |
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Part 3 Geoscience and Industrial Applications |
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243 | (116) |
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Chapter 12 Biogeochemical Dynamics of the Giant Pockmark Regab |
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245 | (22) |
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245 | (1) |
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12.2 Location of the pockmark |
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246 | (4) |
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12.2.1 The pockmark Regab: hydrocarbon emission and morphology |
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247 | (3) |
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12.3 Megafauna distribution on Regab pockmark in relation to fluid chemistry |
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250 | (13) |
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12.3.1 Megafauna distribution on the Regab pockmark |
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250 | (2) |
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252 | (3) |
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12.3.3 Bacterial mat habitat |
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255 | (3) |
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12.3.4 Vesicomyid habitats |
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258 | (5) |
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12.4 General conclusion on the megafauna distribution on the Regab pockmark in relation to fluid chemistry |
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263 | (1) |
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264 | (3) |
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Chapter 13 Roles of Gas Hydrates for CO2 Geological Storage Purposes |
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267 | (18) |
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267 | (2) |
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13.2 Hydrate trapping of CO2 in subsurfaces (onshore, offshore and deep offshore cases) |
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269 | (7) |
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13.2.1 Case of migration of CO2 within the overburden |
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269 | (1) |
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13.2.2 Case of natural gas hydrates exploitation using CO2 injection |
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270 | (2) |
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13.2.3 Role of mixed gas hydrates in the "deep offshore" CO2 storage option |
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272 | (4) |
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13.3 CO2 deep offshore storage capacity in the French and Spanish EEZs |
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276 | (5) |
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13.4 Summary and prospects |
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281 | (1) |
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281 | (4) |
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Chapter 14 Hydrate-Based Removal of CO2 from CH4 + CO2 Gas Streams |
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285 | (30) |
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285 | (5) |
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14.2 Laboratory experiments of gas capture and separation by means of gas hydrates |
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290 | (5) |
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292 | (3) |
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14.2.2 Semibatch experiments |
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295 | (1) |
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14.2.3 Continuous separation experiments |
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295 | (1) |
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14.3 Metrics of CO2 separation |
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295 | (5) |
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14.4 Results from experiments of CO2 removal from CO2/CH4 gas mixtures |
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300 | (7) |
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14.4.1 Pure water and water with surfactant additives |
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300 | (1) |
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14.4.2 THF and other sII hydrate-forming additives |
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301 | (2) |
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14.4.3 TBAB, TBPB and other semiclathrate-forming additives |
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303 | (4) |
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14.5 Routes to enhance the removal of CO2 from CO2/CH4 gas mixtures |
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307 | (2) |
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309 | (1) |
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309 | (6) |
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Chapter 15 Use of Hydrates for Cold Storage and Distribution in Refrigeration and Air-Conditioning Applications |
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315 | (44) |
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315 | (2) |
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15.2 Hydrate systems for cool storage and distribution |
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317 | (4) |
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15.2.1 Refrigerant gas hydrate applied to cool storage |
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317 | (1) |
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15.2.2 CO2 hydrates applied to cool storage and distribution |
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318 | (1) |
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15.2.3 Quaternary salt hydrates for cool storage and distribution |
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319 | (1) |
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15.2.4 Other hydrates applied to cool storage and distribution |
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320 | (1) |
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15.3 Criteria for use of hydrates in refrigeration |
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321 | (14) |
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15.3.1 Thermodynamic criterion |
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322 | (3) |
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325 | (6) |
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331 | (1) |
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332 | (2) |
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334 | (1) |
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15.4 Hydrate applications in refrigeration and air conditioning |
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335 | (6) |
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15.4.1 Slurry generation methods |
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335 | (1) |
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15.4.2 Examples of hydrate-based refrigeration systems |
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336 | (5) |
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341 | (1) |
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342 | (17) |
| List of Authors |
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359 | (4) |
| Index |
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363 | |