The Propagation Behavior of Hydraulic Fracture in Rock Mass with Cemented Joints

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Parameter</td><td class="align_center">Value</td><td class="align_center">Parameter</td><td class="align_center">Value</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">Elasticity modulus</td><td class="align_center">20 GPa</td><td class="align_center">Fluid viscosity</td><td class="align_center">0.0015 cp</td></tr><tr><td class="align_left">Poisson’s ratio</td><td class="align_center">0.25</td><td class="align_center">Fluid density</td><td class="align_center">1000 kg/m<sup>3</sup></td></tr><tr><td class="align_left">Density of rock</td><td class="align_center">2600 kg/m<sup>3</sup></td><td class="align_center">Depth</td><td class="align_center">3000 m</td></tr><tr><td class="align_left">Joint friction</td><td class="align_center">20°</td><td class="align_center">Joint tension</td><td class="align_center">0 MPa</td></tr><tr><td class="align_left">Joint cohesion</td><td class="align_center">0 MPa</td><td class="align_center">Initial vertical stress</td><td class="align_center"><span style="width: 122.408ptpx;"><svg height="12.7178pt" id="M61" style="vertical-align:-3.42947pt" version="1.1" viewbox="-0.0498162 -9.28833 122.408 12.7178" width="122.408pt" 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="M548 455L523 469C505 448 490 439 461 439C416 439 374 447 316 447C144 447 23 310 23 161C23 47 89 -12 179 -12C312 -12 429 106 429 244C429 303 419 344 368 386L371 388C404 383 440 378 474 378C507 378 530 411 548 455ZM350 274C350 191 308 25 198 25C144 25 108 75 108 157C108 264 170 395 276 395C296 395 320 384 333 360C347 334 350 316 350 274Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,6.76,3.132)"><path d="M387 138L374 114C336 54 316 33 240 33H141C223 167 303 295 385 423L379 437H149C112 437 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Geofluids

tab1

Table 1

Table 1: The Propagation Behavior of Hydraulic Fracture in Rock Mass with Cemented Joints 