Numerical Simulation of the Influence of Natural Fractures on Hydraulic Fracture Propagation

<div>Process of hydraulic fracture propagation under different tensile strengths <span class="nowrap"><svg height="9.4347pt" id="M76" style="vertical-align:-3.29111pt" version="1.1" viewbox="-0.0498162 -6.14359 10.5527 9.4347" width="10.5527pt" 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="M329 433H203L239 587L230 596L147 534L123 433H57L30 395L34 388H115L61 129C37 16 59 -12 85 -12C147 -12 222 58 260 98L241 125C212 95 160 62 144 62C132 62 127 71 138 126L192 386L305 394L329 433Z"></path></g></svg>.</span> (a) Cloud map of the pore water pressure. (b) Acoustic emission signal. (c) Morphology of the hydraulic fracture propagation.</div>

Geofluids

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Figure 8

Figure 8: Numerical Simulation of the Influence of Natural Fractures on Hydraulic Fracture Propagation 