Numerical investigation on percussive cutting of Hubei hot dry rock using conical cutter under varying impact parameters
May 2027
As the development of geothermal resources in medium to deep dry hot rock formations progresses, traditional drilling technologies face numerous challenges posed by high-strength hard rocks. These challenges,...
Overcoming geothermal development barriers in Indonesia: A narrative policy review of sedimentary basin-based geothermal development
May 2027
Indonesia possesses the world's largest geothermal resource potential, yet its utilization remains disproportionately low. This study conducted a narrative policy review and strategic assessment using...
Where does the exergy go? Risk-aware irreversibility mapping of a PCM-buffered solar photovoltaic-thermal/geothermal ventilation system
May 2027
This study answers a practical question in renewable ventilation design: where does the exergy go when solar–geothermal preconditioning is combined with latent thermal buffering? A hybrid ventilation...
Prediction and optimization of drill string torque and drag in horizontal wells based on dynamic friction coefficient testing
May 2027
With the large-scale development of unconventional oil and gas resources, extended-reach horizontal wells have been increasingly utilized in shale reservoirs. However, excessive torque and drag caused...
Evaluating structural controls as seismic hazard potential through joint mapping and kinematic analysis: West Rand Gold Mine, South Africa
May 2027
This study investigates the structural characteristics of joint sets and their potential influence on seismic hazard at the West Rand Gold Mine, South Africa. A total of 144 systematic 2 m × 2 m window-mapping...
The impact of ideality assumption on biomethane upgrading model
May 2027
While most research rely on ideal-gas assumptions without ensuring their accuracy, simulation of adsorption-based biomethane upgrading can lower experimental costs and enhance process analysis. In the...
Prediction of shale brittleness index by genetic algorithm optimization random forest algorithm
May 2027
The brittleness index (BI) is a key parameter for determining whether shale is compressible. Accurately predicting BI during CO2 storage is beneficial for evaluating shale's reservoir and cap rock properties...
CFD analysis of thermophysical characterization & performance optimization of a solar updraft tower utilising multi-composition gas mixtures
May 2027
The thermophysical behaviour of the solar working fluid plays an important role on the performance of the solar chimney. This work presents the results of a systematic Reynolds-averaged computational...
Enhanced loss of circulation prediction using Sea Lion-optimized machine learning models
May 2027
Lost circulation is a major drilling challenge that increases cost and non-productive time and is influenced by different parameters. This study develops and evaluates machine learning models for predicting...
Localization challenges and technological gaps in cleaning robots for fixed-tilt coplanar photovoltaic arrays: A review and perspective
May 2027
Accurate and reliable localization is crucial for autonomous mobile robots performing cleaning operations on coplanar photovoltaic arrays at fixed tilt angles, where smooth glass surfaces, repetitive...
Integrated wind uncertainty and incentive-based demand response framework for electricity market operation using probabilistic, robust, and fuzzy optimisation
May 2027
The greater the integration of wind energy, the more uncertainty is introduced into electricity markets, affecting dispatch decisions, price formation, and system reliability. At the same time, incentive-based...
Unveiling the thermodynamic performance of nano-enhanced bio-PCM for improved efficiency in solar cooling systems
May 2027
Nano-enhanced bio-based phase change materials have emerged as promising thermal management materials for solar cooling applications because of their ability to improve heat transfer and thermal energy...
Post-combustion carbon capture in the cement industry: A critical review of its decarbonization potential
May 2027
The cement industry is a major contributor to greenhouse gas emissions, accounting for nearly 7% of global anthropogenic CO2 emissions. As cement demand continues to rise, rapid and substantial emission...
Heterogeneity, petro-fabric and petrophysical subdivision of the El Garia Formation (Ypresian, Tunisia): Implications for CO2 storage
May 2027
Assessing and evaluating each reservoir suitability for carbon dioxide storage (CCS) prior to injection is crucial to ensure safe and long-term geologic carbon storage. Rock physics is a key technique...
Designing wave farms to support mangrove restoration: A coupled hydro-morphodynamic and habitat suitability modelling approach
March 2027
Wave farms are increasingly proposed for hybrid coastal infrastructure, offering both renewable energy generation and shoreline protection. However, their potential to enable ecological restoration,...
Enhancement of atmospheric water generator performance by exploiting historical underground spaces
March 2027
Many Mediterranean countries are facing a severe water crisis due to climate change both in Southern Europe, Northern Africa and Middle East. One possible solution to mitigate this problem could be...
Design implications of ground properties and operating conditions for geothermal cooling in hot-humid and arid regions: A case study of Bahrain
March 2027
This study assesses the feasibility of geothermal cooling for residential buildings in hot-humid and arid regions, using Bahrain as a representative case. Unlike studies relying on commercial software,...
Techno-economic analysis and sizing of a hybrid PV-geothermal system for building energy sustainability: A case study under Egyptian climatic conditions
March 2027
This study presents a techno-economic and environmental assessment of a hybrid Earth-Air Heat Exchanger (EAHE) and photovoltaic (PV) system for a residential F2-type building under the hot-arid conditions...
A stable and efficient hybrid Analytical–BSLO algorithm for accurate photovoltaic parameter estimation
March 2027
Accurate extraction of photovoltaic model parameters is essential for optimal system design and performance prediction. This study introduces a hybrid methodology combining analytical techniques with...
New insights into lithium recovery from unconventional water resources
March 2027
The recovery of lithium from unconventional water resources is a complex physicochemical process influenced by numerous non-linear variables, making the optimization of adsorption materials through...
Geochemical characteristics and constraints on organic matter enrichment of Paleocene shales in a typical oil-rich lacustrine rift sag, Bohai Bay basin
March 2027
Unraveling the mechanisms of organic matter (OM) enrichment in lacustrine rift basins is critical for optimizing shale oil exploration in continental sedimentary systems. However, these mechanisms remain...
Hybrid TiO2–Fe3O4 nanofluid and hinged bending turbulators for high-efficiency PVT flat-plate collectors: Experimental assessment of heat transfer, energy, and exergy performance
March 2027
This study presents a combined enhancement approach to improve the thermal and electrical performance of a photovoltaic–thermal collector by utilizing a 50% TiO2–50% Fe3O4 hybrid nanofluid at 0.5% concentration...
Comfort-aware design of photovoltaic-based multi-generation energy systems for hotel facilities
March 2027
A photovoltaic (PV)-based multi-generation system applied to a hotel building is considered, and a comfort-aware design and assessment framework is proposed, in which occupant thermal and visual comfort...
Flexible scheduling of renewable energy systems with building thermal inertia using Chaotic Harris Hawks optimization
March 2027
The increasing integration of renewable energy sources such as solar, wind, and biomass into smart grids poses significant challenges for system stability, due to their inherent variability and uncertainty....
Bubble evolution and stability of foamy bitumen in the puff stage of CO2 huff-n-puff process: An image-based analysis
March 2027
The CO2 huff-n-puff process offers dual benefits by enhancing bitumen recovery while contributing to carbon capture, utilization, and storage. This study investigates the evolution and stability of...
