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Keywords: horizontal stress
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Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206641-MS
... logging directional drilling drillstem/well testing samoilov pavlov frac simulator microseismic monitoring database elastic property measured fracture height upstream oil & gas horizontal stress hf model hf design pavlyukov geomechanical property frac design lithofacies anisotropy...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206557-MS
... wellbore stability failure criterion horizontal stress wellbore integrity plasticity calculation triaxial compression mpa internal friction compression upstream oil & gas criterion mud density specimen mud window plastic deformation maximum value criteria cohesion failure surface...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 26–29, 2020
Paper Number: SPE-201983-MS
... were conducted. Presence of wellbore failures at the inclined sections allowed to use the method of inverse in-situ stress modeling based on image logs interpretation. The main result of the work were the determination of the stress state and horizontal stresses direction, as well as classification...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 26–29, 2020
Paper Number: SPE-201978-MS
... geomechanics structural geology pore pressure boundary condition wellbore design seismic data drilling risk hydraulic fracturing upstream oil & gas reservoir characterization correlation drilling fluids and materials horizontal stress seismic data interpretation potential drilling risk...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 22–24, 2019
Paper Number: SPE-196900-MS
... providing an opportunity to both determine the zones being perspective for development, and predict the changes of these zones' properties during reservoir development. Artificial Intelligence spatial orientation Upstream Oil & Gas horizontal stress reservoir geomechanics geomechanical...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 22–24, 2019
Paper Number: SPE-196897-MS
... characterization upstream oil & gas stylolite operation reservoir geomechanics pore pressure steam injection maximum horizontal stress well logging geomechanical model horizontal stress log analysis jaruco field bitumen minimum horizontal stress breakout drilling bottomhole pressure injection...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 22–24, 2019
Paper Number: SPE-196902-MS
.... Assessing the state of stress is challenged by the absence of direct measurement tools of maximum horizontal stress. Application of the stress estimation methods commonly used in the industry (including the breakout width, acoustic anisotropy inversion and poroelastic modeling with the assumption...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 22–24, 2019
Paper Number: SPE-196996-MS
... implementation upstream oil & gas information horizontal stress sakhalin shelf mechanical earth model one-dimensional mechanical earth model fracture reservoir geomechanics stress reorientation hydrodynamic model stress-strain behavior earth model construction society of petroleum engineers...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 15–17, 2018
Paper Number: SPE-191625-18RPTC-MS
... is defined with integrating density by depth (5) . Calculating of the horizontal stress is based on poroelastic model (6) . (7) div   σ ef ( u , p ) = 0 (6) S m i n = v 1 − v ( S v − α P p ) + α P p + E 1 − v 2 ε m i n...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 15–17, 2018
Paper Number: SPE-191629-18RPTC-MS
... Figure 11 Conductivity channels. left – conductive channel in unchanged stress field, right – conductive channels in the stress field induced during the fracturing. Figure 9 Left - a slice along the cube of the maximum horizontal stress before simulation process of fracture...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 15–17, 2018
Paper Number: SPE-191627-18RPTC-MS
... fractures should be carried out to understand the direction of maximum in situ horizontal stress (SH max ). The SH max azimuth is used to assess the stability of a wellbore and to analyse critically stressed fractures. Natural fractures are divided into tectonic and lithogenetic. The first class...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 16–18, 2017
Paper Number: SPE-187690-MS
... Figure 20 well 725G microseismic results Figure 21 Location of wells on which acoustic logging was conducted Figure 22 Comparsion of horizontal stresses calculated from acoustic logs on different wells Figure 23 Comparsion of horizontal stresses calculated from acoustic...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 16–18, 2017
Paper Number: SPE-187758-MS
... and net pressure are considered as known and thus fixed input parameters. Adjustable parameters are those with higher uncertainty, in particular the static rock properties as well as parameters controlling the minimal horizontal stress such as Biot's coefficient and the tectonic strain terms occurring...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 16–18, 2017
Paper Number: SPE-187827-MS
..., no Box -1 Figure 1 Geological cross-section along the wells (GOC is red, WOC is blue) Figure 2 The result of mapping minimal horizontal stress directions Figure 3 Histogram of misfit between theoretical values of closure pressure and the values obtained from interpretation...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 16–18, 2017
Paper Number: SPE-187823-MS
.... It leads to simplification of the in-situ stress state reconstruction: only four parameters are needed to be estimated as just one Euler angle remains unknown, this angle is the maximum horizontal stress direction azimuth. In this particular case three principal stresses σ 1 , σ 2 , σ 3 correspond...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 16–18, 2017
Paper Number: SPE-187825-MS
... recovered by means of a neural network, mini-fracturing data was used in matching the value of minimum horizontal stress. The correlation between the strength of uniaxial compression and elastic modulus was derived from matching the modelled profile of cavities with caliper log in conjunction...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 16–18, 2017
Paper Number: SPE-187828-MS
..., and Ning212. Figure 4 Maximum and minimum horizontal stress profile obtained from isotropic and anisotropic solution for well Ning201. Figure 5 Sonic slowness measurements vs. borehole deviation. Figure 6 Inverted TIV elastic constant for well H24-1. Figure 7...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 16–18, 2017
Paper Number: SPE-187836-MS
... and the identification of active faults, was performed. The source of anisotropy of horizontal stresses was determined. Estimation of horizontal stresses was made on a base of determination of their regional components, which arose as a reaction of the medium to the applied boundary loads. The boundary conditions were...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 16–18, 2017
Paper Number: SPE-187821-MS
... estimation of maximum horizontal stress ( S H ) is still quite problematic. This paper is dedicated to reduction of uncertainty on the stage of S H estimation by means of additional information of rock structure from special GWL: full-waveform logging (FWAL) and wellbore imagers (WBI). Straight...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 16–18, 2017
Paper Number: SPE-187830-MS
... 5 Druker-Prager surface projection principal stress planes[ 4 ] Figure 6 Circular stresses in the direction of minimal horizontal stress for circular cross-section for intact and failed wellbore Figure 7 Circular stresses in the direction of minimal horizontal stress. S_lim...

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