... dynamics drilling fluids and materials enhanced recovery reservoir precipitation crosslinked guar structural geology flow in porous media reservoir characterization drilling operation gel breaker acid sandstone reservoir breaker experiment guar guar breaking residue viscosity fracture...

.... The transferability of hammer drilling operations in deeper and harder rock formations, the mechanisms behind the improved drilling performance, and a nuanced understanding of the drilling dynamics of the method remains to be a critical challenge for a full-scale application of RPD in advanced geothermal systems...

... rate of an EGS project. directional drilling electricity upstream oil & gas artificial intelligence permeability porosity enhanced geothermal system optimization geothermal reservoir drilling operation fracture npv reservoir injection configuration journal simulation-based...

... is the most common working fluid for the EGS due to its high heat capacity and thermal conductivity. wellbore drilling operation asia government upstream oil & gas neural network artificial intelligence production control exploitation china government conductivity production monitoring...

... pattern and construction influencing factors of perforated hydraulic fracturing in highly deviated wells for reservoir stimulation. structural geology upstream oil & gas complex reservoir reservoir geomechanics perforation propagation morphology drilling operation completion installation...

... frequently. In this paper, we aim to explore the improvement of lost circulation control while drilling by adjusting the fracture width using managed pressure drilling (MPD) system. Firstly, the range of wellbore pressure fluctuations in the process of drilling operation was investigated. Then, the changes...

... for better utilization of stress interference. fracture hydraulic fracturing drilling operation modeling & simulation interference difference horizontal stress difference mpa specimen propagation upstream oil & gas complex reservoir reservoir characterization fracture initiation...

... and fast model to predict the well production, and then carrying out fracturing optimization with the combination of intelligent algorithm, is of practical interest for fracturing engineers. drilling operation directional drilling neural network upstream oil & gas complex reservoir...

... the occurrence of stick-slip. The findings contribute to understand theoretical rock breaking mechanism of central stinger bit, also optimize the bit selection and percussive drilling parameters. 1. INTRODUCTION In drilling operation of petroleum engineering, the Polycrystalline Diamond Compact (PDC) bits...

.... In this paper, we take advantage of the robust time series prediction of RNN to establish an LSTM-based stick-slip early warning model, which can effectively mitigate the occurrence of stick-slip during the drilling. deep learning drillstring design drilling operation machine learning upstream oil...

... ABSTRACT: In the sliding steerable drilling operation in long horizontal wells, vibration drag-reduction tools can greatly reduce tubular drag, effectively alleviate frequent pipe sticking problem and improve rate of penetration. The excitation parameters and installation parameters...

... (AOF) rate of 3.3×10 6 m 3 per day (Xu et al. 2017), indicating great potential in the area. Drilling long horizontal wells (up to 7500 m) was required to develop the PZ field effectively. However, the previous drilling operations encountered many challenges, such as kicks, mud losses, stuck pipes...

.... With the increase of vertical depth, horizontal drilling limit shows a trend of rapid increase - stability - linear decrease (Bakke, 2012). However, the constraints of each horizontal well are different, so it is difficult to accurately predict its horizontal drilling limit. drilling operation drilling...

... used in practical applications. upstream oil & gas trajectory design directional drilling north america government prediction inclination plane rotary steering tool ge wang wellbore trajectory drilling operation well planning trajectory plane orientation optimization method...

... the outer wall of the casing is more likely to be worn, which reduces the residual strength of the casing. directional drilling residual strength petroleum drilling technique drilling operation resistance china university casing and cementing setting casing dogleg severity zhang petroleum...

... challenging (Ortega et al., 2012; Olusola et al., 2014; Prioul et al., 2016; Althaus et al., 2020; Sanei et al., 2020). upstream oil & gas drilling fluids and materials cuttings reduction drilling operation reservoir geomechanics wellbore design reservoir characterization wellbore integrity...

... initial decline, of flow rates, and pressures during the first 1 to 12 months, requiring operating companies to pre-install artificial lift equipment, usually a mix of Gas lift, ESPs, HJP, and Rod Pumps are used in North Dakota. drilling operation production monitoring pressure upstream oil...

... sticking (Alshaikh, 2018). drilling operation torque strength journal upstream oil & gas pipe cuttings engineering extended-reach drilling inclination connector wellbore resistance directional drilling drillpipe keyway pipe sticking south china sea petroleum science local...

... and "Difficult topic" in current research. upstream oil & gas drilling fluids and materials well control fracture petroleum-beijing chen drilling operation drilling fluid management & disposal machine learning characteristic reliability neural network prediction equation circulation...

... is a technical problem that puzzles the field operation for a long time. It leads to the extension of the drilling cycle and the increase in drilling cost, which brings great challenges to the drilling operation. Most studies on the mechanism and model of leakage point out that fracture is the main channel...