1-20 of 55
Keywords: wellbore stability
Close
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1688
... ABSTRACT: Studying the changes of deep mudstone strength properties after hydration are vital for the design of well drilling and proper choice of drilling fluid for deep wellbore stability. However, the previous methods (Coupled with conventional immersion test and compressive test...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1391
..., reduction in sweep efficiency and unintended pressure charging of shallower sand intervals. The study also provides insights to wellbore stability during drilling and sand production during life of wells. The results of the modelling are used to revisit the initial well placement, offering an enhanced...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1132
... ABSTRACT: As a barrier of wellbore pressure and filtrate, the performance of drilling fluid and the quality of mudcake are of great significance for the wellbore stability in fractured formations. The dynamic permeability and thickness functions of representative drilling fluid additives were...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2127
... far-field principal stress, and concluded that breakout size is correlated with the far-field principal stress and consequently can be used as indicators of the far-filed stress. wellbore integrity reservoir geomechanics complex reservoir wellbore stability hydraulic fracturing upstream...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-2075
... ABSTRACT: Maintaining wellbore stability remains a challenging task in the oil/gas well drilling industry, especially for wells drilled through naturally fractured shale formations. Field evidences show that some wellbores that are stable immediately after drilling may collapse after several...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-2011
... instability. Compaction at the mud layer above the hydrate layer is also large due to low Young's modulus. Thus, careful consideration of the level of depressurization for wellbore stability is required. reservoir geomechanics sh sv gas hydrate deposit Reservoir Characterization Upstream Oil...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1725
...-solid coupling numerical model of wellbore stability, which considering phase transformation, is established in this paper. The influence of drilling fluid temperature on the plastic yielding area around the wellbore during the drilling process in the frozen soil was analyzed. The results show...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1858
... stability boundary condition seepage inorganic salt transport decomposition hydrate formation equation Upstream Oil & Gas mass transfer heat transfer hydrate saturation permeability ARMA 19 1858 The effect of inorganic salt transport and two-phase seepage on hydrate wellbore stability Wei...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-916
... was then coupled with three failure criteria (i.e., Mohr-Coulomb, Mogi-Coulomb, and Modified Lade) to analyze the existing wellbore stability problems for wells with directional profiles and to determine the appropriate mud weight to drill a well in any desired direction. Our analysis shows that the majority...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-1059
... ABSTRACT: Wellbore stability is still a primary concern in the oil/gas well drilling industry in spite of several decades of research. Wellbore instability may incur large financial losses, especially for offshore wells or ultra-deep onshore wells. Naturally fractured shale formation has been...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-740
... ABSTRACT: Wellbore stability is an important issue for drilling a horizontal well or an extended reach well. In this paper, the distribution of the breakdown pressure and collapse pressure is calculated with varying well inclination and azimuth angles. Considering the formation seepage...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-221
... of stratigraphic column, from compressional slowness, shear slowness, density, porosity and shale volume. Lastly, we conduct a wellbore stability and sand management analysis. Our results show the mechanical stratigraphy of unconsolidated sandstone and shale distribution in the reservoir, wellbore shear...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-351
... Artificial Intelligence shaker event-time analysis rock failure insufficient mw lbm gal drilling efficiency drilling operation wellbore stability tight spot wellbore instability wellbore event 1. INTRODUCTION Before any drilling campaign begins, performing a comprehensive geomechanics study...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-011
... low to attenuate mud losses. Method was utilized in a real case and results were then compared with the drilling data and verified the efficiency of the presented methodology. wellbore integrity Wellbore Design pore pressure wellbore stability reservoir geomechanics Engineering McLellan...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-110
... and horizontal well planning and borehole stability study. log analysis Wellbore Design strength geomechanical study wellbore integrity density log Upstream Oil & Gas pore pressure horizontal stress testing facility reservoir geomechanics drilling operation wellbore stability mud weight...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0378
... parameters are estimated with good accuracy without using time consuming and costly tests. 1. INTRODUCTION Reservoir Characterization optimization problem wellbore integrity reservoir geomechanics machine learning Artificial Intelligence wellbore stability diffusivity coefficient viscosity...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0249
... ABSTRACT: The main objective of this study was to investigate wellbore stability in shales after and before adding the conventional LCM particles in combination with a novel nanocomposite to a weighted water based drilling mud. A unique Pore Pressure Transmission (PPT) apparatus was used...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0307
... ABSTRACT: In this paper, the optimization model has been established to optimize 3D horizontal well trajectory in shale gas field. Two types of well trajectory have been discussed according to the whole trajectory and the correction trajectory. The sensitivity analysis of wellbore stability...
Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-241
... Abstract: The present paper develop an integrated geomechanical wellbore stability model that incorporates the theoretical derivation regarding Mogi-Coulomb strength criterion with the favor of Lode's parameter and stress invariants, the anisotropic rock strength characteristic associated...
Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-417
...- and triple-porosity simulations predict 8.0% and almost 15.0% higher collapse mudweights, respectively. Mudcake also plays an essential role in the wellbore stability. Its effect could be to shift down of the stress cloud and therefore decrease the wellbore failure potential. Mudweight window is also found...

Product(s) added to cart

Close Modal