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Geomechanics and FracturingIn-Situ Stress and Rock Mechanics

Rotation of Maximum Principal Stress Near Wellbore

γ=12tan⁡−1(AΔPpsin⁡2θShmax−Shmin+AΔPpcos⁡2θ)\gamma=\frac{1}{2}\tan^{-1}\left(\frac{A\Delta P_p\sin 2\theta}{S_{hmax}-S_{hmin}+A\Delta P_p\cos 2\theta}\right)

Tabular solver

Run the same equation across multiple cases and compare results in one table.

CaseAdimensionlessDeltaP_ppsitheta_degdegS_hmaxpsiS_hminpsiResultAction
1Pending
2Pending
3Pending