Dynamic loads on energy pipelines: Origins, mitigation strategies, and future research directions
September 2026
Pipelines are an indispensable part of the global infrastructure for energy transportation, and their integrity poses a significant risk as the dynamic loads generated throughout their life cycle might...
Performance evaluation of hybrid polymer-phosphonate scale inhibitors in oilfield water flooding operations
September 2026
The formation of inorganic scales such as calcium sulfate and barium sulfate during water injection in oilfields can severely impair productivity by clogging pores and reducing rock permeability. This...
Application of random forest model optimized with genetic algorithm for determination of minimum miscibility pressure in CO2 flooding
September 2026
CO2 flooding is an efficient technique for enhancing oil recovery and carbon sequestration, where accurate estimation of the minimum miscibility pressure (MMP) is crucial. Conventional experiment and...
Economic and environmental impact assessment of carbon storage in Malaysia
September 2026
The global carbon emissions resulting from the combustion of fossil fuels have had a negative impact on the environment. This research presents an in-depth analysis of the economic and environmental...
Laboratory physical simulation study on water flooding EOR mechanisms and patterns in FM fault- fractured-vuggy reservoirs
September 2026
The FM fault-fractured-vuggy volatile oil reservoir exhibits significant heterogeneity and rapid production decline. Furthermore, there are notable differences in the effects of depletion development,...
Study on the phase behavior and mass transfer laws of CO2-shale oil in shale oil reservoirs
September 2026
Injecting CO2 into shale oil reservoirs has the dual purpose of enhancing oil recovery rate and geological storage of CO2. The phase behavior and mass transfer laws of the CO2-shale oil are crucial...
Dominant lithofacies and hydrocarbon enrichment characteristics of lacustrine shale reservoirs: A case study of the Qingshankou Formation shale in the Southern Songliao Basin
September 2026
With the growing challenges in conventional hydrocarbon exploration, shale oil has emerged as a critical target for future energy supply. The Qingshankou Formation (K2qn) in the southern Songliao Basin...
The impact of grid refinement, foam model, and peaceman model on gas and liquid injectivities during SAG foam EOR: An FFT benchmarking study
September 2026
Surfactant-Alternating-Gas (SAG) utilizes foam to reduce gas mobility and improve reservoir sweep efficiency in gas-injection enhanced oil recovery and carbon capture and storage. Although SAG is known...
Design and analysis of a micro hydraulic reamer-while-drilling tool
September 2026
Casing window sidetracking is a key technique for tapping remaining oil in small-scale enriched zones, such as minor anticlines and thin interbeds. While reaming-while-drilling (RWD) technology can...
A new prediction model of bottomhole weight on bit in offshore extended-reach drilling based on the integration of intelligent algorithms and the physical models of rate of penetration
September 2026
Offshore extended-reach drilling is widely employed for the efficient development of deepwater hydrocarbon fields. However, the complex subsea formation environment and downhole frictional losses lead...
Integrated evaluation of shale source rock potential in the Pabdeh Formation, Shadegan oil field, SW Iran
Available online 30 September 2026
This study evaluates the hydrocarbon generation potential of the Pabdeh Formation's shales in the Shadegan oil field, southern Iran, a region recognized for its rich organic content. Samples from wells...
Engineered CO2-EGR and CCUS in Gas Reservoirs: Review of Subsurface Mechanisms, Design, Reservoir Integrity, and Injection Management
Available online 29 September 2026
This review presents an engineering framework for CO2-based enhanced gas recovery (CO2-EGR) coupled with carbon capture, utilization, and storage (CCUS) in gas and gas-condensate reservoirs. We synthesize...
An Interpretable Hybrid Framework Integrating Signal Decomposition and Machine Learning for Rate of Penetration Prediction
Available online 24 September 2026
Accurate prediction of the rate of penetration (ROP) is essential for efficient drilling operations, as it enables optimized parameter control, reduces non-productive time (NPT), and lowers well construction...
A dynamic coupled wellbore-reservoir model to analyze pressure buildup data dominated by three-phase segregation in a horizontal oil well
Available online 12 September 2026
Phase segregation of multiphase flows in the wellbore complicates the analysis of pressure buildup tests, potentially leading to significant water production. This study investigates a thin oil reservoir...
Shale petrological and reservoir characteristics of the Upper Permian Linxi Formation in the northern Songliao Basin
Available online 11 September 2026
The Upper Paleozoic shale represents a critical potential target for unconventional oil and gas exploration in the Songliao Basin. However, existing research has predominantly focused on the peripheral...
Multi-objective optimization of 3D complex horizontal well trajectories based on MOPSO and entropy weight-TOPSIS method
Available online 3 September 2026
Horizontal well technology serves as the core means for the development of oil and gas reservoirs, and the optimization of the well trajectory is of great significance for improving the development...
Artificial intelligence techniques in oil and gas production technology: A review of applications, opportunities, and challenges
Available online 3 September 2026
Artificial intelligence (AI) has emerged as a transformative force in production technology (PT) within the oil and gas industry, driving advancements in prediction, optimization, and real-time decision-making....
Caprock Integrity in CO2 Storage: A Comprehensive Review of Subsurface Controls and Modelling Approaches
Available online 3 September 2026
Caprock integrity is fundamental to the safe and long-term geological storage of carbon dioxide (CO2), yet its assessment currently spans disparate geological, geomechanical, geochemical, and petrophysical...
Rapid deep learning forecasts of carbon dioxide plume extent in saline aquifers
Available online 27 August 2026
Reliable prediction of CO2 plume extent evolution is essential for ensuring safe and effective geological carbon storage. Accurate plume forecasts help prevent leakage, reduce environmental risks, and...
Performance evaluation of MnCuAl-layered triple hydroxide as an H2S scavenger in water-based drilling fluids with preserved rheological and filtration properties
Available online 10 August 2026
The presence of hydrogen sulfide (H2S) during drilling operations poses serious health, safety, and operational hazards, necessitating effective scavenging solutions that do not compromise drilling...
Numerical Modeling of Post-CHOPS CO2 Cyclic Injection with Insights from Geotechnical Centrifuge Experiments
Available online 10 August 2026
Cold Heavy Oil Production with Sand (CHOPS) typically leaves a significant portion (85–95%) of oil unrecovered due to rapid pressure depletion, sand production, and the formation of wormhole networks...
Advancing gas flaring mitigation: A comprehensive review of progress and future directions
Available online 7 August 2026
Gas flaring, a persistent environmental challenge within the petroleum industry, significantly contributes to global greenhouse gas emissions and represents a substantial loss of energy and economic...
Evaluating fly ash as a high-salinity scavenger to enhance water-based mud performance in high-TDS brine contaminated drilling operations: A case study from the Williston Basin
Available online 7 August 2026
Drilling operations in the oil-rich Bakken Formation of the Williston Basin, North Dakota, face significant challenges due to contamination of drilling fluids (DFs) with high total dissolved solids...
Advancing low-salinity waterflooding for improved oil recovery: Mechanisms, machine learning, and future directions
Available online 7 August 2026
The efficacy of low-salinity waterflooding for improving hydrocarbon recovery has garnered significant attention, owing to its greater efficiency in improving oil recovery compared to conventional high-salinity...
Comprehensive treatment and optimization of lake water and produced water for low salinity water flooding in enhanced oil recovery
Available online 6 August 2026
This investigation evaluates the suitability of treated lake water (LW) for injection and as a diluent for produced water (PW) in low-salinity enhanced oil recovery (EOR), revealing through comprehensive...
