Knowledge (XXG)

Trapping mechanisms for carbon geosequestration

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35:, is able to be directed from power plants and other sources of greenhouse gas emissions, with carbon dioxide emissions being pumped into subterranean storage facilities. However, there is still the risk of the carbon dioxide leaking from the underground storage facilities. To address this, several trapping mechanisms have been proposed and researched. 219:
Lindeberg, E. and Wessel-Berg, D. (1997) Vertical Convection in an Aquifer Column under a Gas Cap of CO2. Energy Conversion and Management, 38, S229-S234. - References - Scientific Research Publishing (scirp.org)
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CO2 wettability of seal and reservoir rocks and the implications for carbon geo‐sequestration - Iglauer - 2015 - Water Resources Research - Wiley Online Library
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Snæbjörnsdóttir, Sandra Ó; Sigfússon, Bergur; Marieni, Chiara; Goldberg, David; Gislason, Sigurður R.; Oelkers, Eric H. (2020).
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cause carbon dioxide to appear as pore-scale bubbles in the formation. This is the is a process through which
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are materials that can act as a barrier to the upward buoyant migration of carbon dioxide.
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stored in geological structures from leaking into the atmosphere. As a means to lower
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Carbon dioxide dissolves into any water already present in the storage formation. As
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scale carbon dioxide bubbles are immobilized by capillary forces within the complex
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This is most likely the main solution for preventing leaks. Impermeable (or low
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minerals can result in carbon dioxide being permanently stored as a solid
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Ajayi, Temitope; Gomes, Jorge Salgado; Bera, Achinta (2019-10-01).
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Permanent carbon dioxide storage in deep-sea sediments (pnas.org)
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phase. Examples of rock where this can take place are
240:"Carbon dioxide storage through mineral carbonation" 123:Chemical reactions between carbon dioxide, water, 17:Trapping mechanisms for carbon geosequestration 8: 196: 51:or similar material blocks the gas flow. 154: 245:Nature Reviews Earth & Environment 107:will increase, resulting in downward 7: 174: 172: 170: 160: 158: 14: 91:structure of the storage rock. 1: 127:dissolved in the water, and 111:flow of the carbon dioxide 71:Residual/capillary trapping 311: 103:proceeds, the water phase 33:carbon capture and storage 258:10.1038/s43017-019-0011-8 198:10.1007/s12182-019-0340-8 31:, especially in terms of 295:Environmental technology 25:greenhouse gas emissions 285:Carbon dioxide removal 27:, carbon dioxide from 95:Dissolution trapping 29:carbon sequestration 39:Structural trapping 185:Petroleum Science 302: 270: 269: 235: 229: 226: 220: 217: 211: 210: 200: 191:(5): 1028–1063. 176: 165: 162: 119:Mineral trapping 77:capillary forces 47:) rocks such as 310: 309: 305: 304: 303: 301: 300: 299: 275: 274: 273: 237: 236: 232: 227: 223: 218: 214: 178: 177: 168: 163: 156: 152: 121: 97: 73: 41: 12: 11: 5: 308: 306: 298: 297: 292: 287: 277: 276: 272: 271: 230: 221: 212: 166: 153: 151: 148: 120: 117: 96: 93: 81:buoyant forces 72: 69: 40: 37: 21:carbon dioxide 13: 10: 9: 6: 4: 3: 2: 307: 296: 293: 291: 288: 286: 283: 282: 280: 267: 263: 259: 255: 252:(2): 90–102. 251: 247: 246: 241: 234: 231: 225: 222: 216: 213: 208: 204: 199: 194: 190: 186: 182: 175: 173: 171: 167: 161: 159: 155: 149: 147: 145: 142: 138: 134: 130: 126: 118: 116: 114: 110: 106: 102: 94: 92: 90: 86: 82: 78: 70: 68: 66: 62: 58: 54: 50: 46: 38: 36: 34: 30: 26: 22: 18: 249: 243: 233: 224: 215: 188: 184: 122: 98: 74: 45:permeability 42: 16: 15: 144:lithologies 101:dissolution 63:, or tight 279:Categories 150:References 141:ultramafic 109:convective 85:micrometer 65:carbonates 266:2662-138X 207:1995-8226 129:formation 113:saturated 57:anhydrite 53:Mudrocks 19:prevent 290:Geology 133:mineral 115:water. 105:density 75:Higher 49:caprock 264:  205:  61:halite 137:mafic 262:ISSN 203:ISSN 125:ions 89:pore 254:doi 193:doi 139:or 79:to 281:: 260:. 248:. 242:. 201:. 189:16 187:. 183:. 169:^ 157:^ 146:. 59:, 55:, 268:. 256:: 250:1 209:. 195::

Index

carbon dioxide
greenhouse gas emissions
carbon sequestration
carbon capture and storage
permeability
caprock
Mudrocks
anhydrite
halite
carbonates
capillary forces
buoyant forces
micrometer
pore
dissolution
density
convective
saturated
ions
formation
mineral
mafic
ultramafic
lithologies





"A review of CO2 storage in geological formations emphasizing modeling, monitoring and capacity estimation approaches"

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