Creep Energy Evolution of Red-Bed Soft Rocks in South China under Chemical-Stress-Seepage Coupling

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Group</td><td class="align_left" rowspan="2"><span style="width: 16.5433ptpx;"><svg height="11.927pt" id="M31" style="vertical-align:-3.291101pt" version="1.1" viewbox="-0.0498162 -8.6359 16.5433 11.927" width="16.5433pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M600 0V24L339 665L311 657L43 24V0H600ZM497 50H107L303 539L497 50Z"></path></g><g transform="matrix(.013,0,0,-0.013,8.327,0)"><path d="M387 375C387 402 357 448 257 448C172 448 82 404 82 326C82 289 108 255 156 241V239C85 223 23 181 23 116C23 39 89 -12 182 -12C265 -12 336 31 378 91L361 114C320 73 269 47 216 47C157 47 115 82 115 137C115 191 160 219 218 219C243 219 262 218 272 217L304 259L302 266C295 265 281 264 255 264C195 264 163 294 163 335C163 377 200 416 249 416C293 416 321 389 329 342C331 332 335 329 341 329C355 329 387 352 387 375Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,13.332,3.132)"><path d="M250 606C250 634 233 656 203 656C168 656 146 618 146 593C146 564 169 545 192 545C227 545 250 573 250 606ZM227 95L212 119C187 98 152 71 135 71C129 71 128 78 134 102L207 373C219 418 217 451 194 451C165 451 92 411 30 351L44 326C77 353 106 371 114 371C124 371 121 357 117 341L55 97C32 5 46 -12 70 -12C108 -12 191 51 227 95Z"></path></g></svg></span></td><td class="align_center" colspan="2"><span style="width: 20.9916ptpx;"><svg height="11.927pt" id="M32" style="vertical-align:-3.291101pt" version="1.1" viewbox="-0.0498162 -8.6359 20.9916 11.927" width="20.9916pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M600 0V24L339 665L311 657L43 24V0H600ZM497 50H107L303 539L497 50Z"></path></g><g transform="matrix(.013,0,0,-0.013,8.327,0)"><path d="M387 375C387 402 357 448 257 448C172 448 82 404 82 326C82 289 108 255 156 241V239C85 223 23 181 23 116C23 39 89 -12 182 -12C265 -12 336 31 378 91L361 114C320 73 269 47 216 47C157 47 115 82 115 137C115 191 160 219 218 219C243 219 262 218 272 217L304 259L302 266C295 265 281 264 255 264C195 264 163 294 163 335C163 377 200 416 249 416C293 416 321 389 329 342C331 332 335 329 341 329C355 329 387 352 387 375Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,13.332,3.132)"><path d="M250 606C250 634 233 656 203 656C168 656 146 618 146 593C146 564 169 545 192 545C227 545 250 573 250 606ZM227 95L212 119C187 98 152 71 135 71C129 71 128 78 134 102L207 373C219 418 217 451 194 451C165 451 92 411 30 351L44 326C77 353 106 371 114 371C124 371 121 357 117 341L55 97C32 5 46 -12 70 -12C108 -12 191 51 227 95Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,15.88,3.132)"><path d="M389 0V32C297 38 291 46 291 118V635C234 613 175 595 109 583V556L161 554C203 552 207 547 207 497V118C207 46 201 38 110 32V0H389Z"></path></g></svg></span></td><td class="align_center" colspan="2"><span style="width: 20.9916ptpx;"><svg height="11.927pt" id="M33" style="vertical-align:-3.291101pt" version="1.1" viewbox="-0.0498162 -8.6359 20.9916 11.927" width="20.9916pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M600 0V24L339 665L311 657L43 24V0H600ZM497 50H107L303 539L497 50Z"></path></g><g transform="matrix(.013,0,0,-0.013,8.327,0)"><path d="M387 375C387 402 357 448 257 448C172 448 82 404 82 326C82 289 108 255 156 241V239C85 223 23 181 23 116C23 39 89 -12 182 -12C265 -12 336 31 378 91L361 114C320 73 269 47 216 47C157 47 115 82 115 137C115 191 160 219 218 219C243 219 262 218 272 217L304 259L302 266C295 265 281 264 255 264C195 264 163 294 163 335C163 377 200 416 249 416C293 416 321 389 329 342C331 332 335 329 341 329C355 329 387 352 387 375Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,13.332,3.132)"><path d="M250 606C250 634 233 656 203 656C168 656 146 618 146 593C146 564 169 545 192 545C227 545 250 573 250 606ZM227 95L212 119C187 98 152 71 135 71C129 71 128 78 134 102L207 373C219 418 217 451 194 451C165 451 92 411 30 351L44 326C77 353 106 371 114 371C124 371 121 357 117 341L55 97C32 5 46 -12 70 -12C108 -12 191 51 227 95Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,15.88,3.132)"><path d="M414 144C384 79 371 75 317 75H135L276 221C367 316 408 376 408 465C408 570 327 635 237 635C179 635 131 609 100 575L42 494L67 471C94 510 138 565 205 565C277 565 321 517 321 435C321 348 258 270 195 195C146 137 88 81 33 26V0H411C423 44 433 88 446 135L414 144Z"></path></g></svg></span></td></tr><tr class="thead"><td class="align_left">Value</td><td class="align_left">Ratio/%</td><td class="align_left">Value</td><td class="align_left">Ratio/%</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">A1</td><td class="align_left">0.427</td><td class="align_left">0.225</td><td class="align_left">52.69</td><td class="align_left">0.203</td><td class="align_left">47.54</td></tr><tr><td class="align_left">A2</td><td class="align_left">0.317</td><td class="align_left">0.163</td><td class="align_left">51.42</td><td class="align_left">0.154</td><td class="align_left">48.58</td></tr><tr><td class="align_left">A3</td><td class="align_left">0.241</td><td class="align_left">0.119</td><td class="align_left">49.38</td><td class="align_left">0.122</td><td class="align_left">50.62</td></tr><tr><td class="align_left">B1</td><td class="align_left">0.278</td><td class="align_left">0.137</td><td class="align_left">49.28</td><td class="align_left">0.141</td><td class="align_left">50.72</td></tr><tr><td class="align_left">B2</td><td class="align_left">0.227</td><td class="align_left">0.123</td><td class="align_left">54.19</td><td class="align_left">0.105</td><td class="align_left">46.26</td></tr><tr><td class="align_left">C1</td><td class="align_left">0.265</td><td class="align_left">0.144</td><td class="align_left">54.34</td><td class="align_left">0.121</td><td class="align_left">45.66</td></tr><tr><td class="align_left">C2</td><td class="align_left">0.369</td><td class="align_left">0.170</td><td class="align_left">46.07</td><td class="align_left">0.199</td><td class="align_left">53.93</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Creep deformation under the fourth loading.</div>

Geofluids

tab2

Table 2

Table 2: Creep Energy Evolution of Red-Bed Soft Rocks in South China under Chemical-Stress-Seepage Coupling 