A Damage Constitutive Model for the Effects of CO<sub>2</sub>-Brine-Rock Interactions on the Brittleness of a Low-Clay Shale

<div>The variation of <svg height="8.43779pt" id="M84" style="vertical-align:-0.04980946pt" version="1.1" viewbox="-0.0498162 -8.38798 12.1697 8.43779" width="12.1697pt" 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="M372 352C427 368 507 407 507 502C507 548 486 592 451 616C420 638 376 650 301 650H44V622C124 616 128 610 128 527V123C128 40 122 34 36 28V0H257C336 0 402 12 453 40C512 72 548 124 548 191C548 291 471 335 372 350V352ZM213 362V558C213 591 216 602 226 608C235 614 258 618 282 618C377 618 415 558 415 490C415 406 369 362 260 362H213ZM213 328H258C380 328 450 283 450 181C450 76 377 35 296 34C231 34 213 53 213 125V328Z" id="g121-64"></path></g><g transform="matrix(.013,0,0,-0.013,7.592,0)"><path d="M303 0V28C221 34 213 39 213 125V525C213 610 221 616 303 622V650H38V622C120 616 128 610 128 525V125C128 40 120 34 38 28V0H303Z" id="g121-71"></path></g></svg> values with soaking time.</div>

Geofluids

fig11

Figure 11

Figure 11: A Damage Constitutive Model for the Effects of CO<sub>2</sub>-Brine-Rock Interactions on the Brittleness of a Low-Clay Shale 

Geofluids

A Damage Constitutive Model for the Effects of CO2-Brine-Rock Interactions on the Brittleness of a Low-Clay Shale

Figure 11

A Damage Constitutive Model for the Effects of CO₂-Brine-Rock Interactions on the Brittleness of a Low-Clay Shale