Heating water using the hot air of condensers and tubes-and-fins heat exchangers – Thermodynamic modeling and parametric study with economic and environmental insights
April 2025
Recovering the waste heat from condensers of Heating, Ventilating and Air Conditioning (HVAC) is taking big importance nowadays in the building energy management sector. Advances in this area are still...
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Enhanced dry SO₂ capture estimation using Python-driven computational frameworks with hyperparameter tuning and data augmentation
April 2025
Dry flue gas desulfurization is an invaluable technique to curb sulfur dioxide. In this study, an in-depth comparison of regression models for predicting sulfur dioxide removal was performed. The data-driven...
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Mechanistic controls on permeability evolution in thermally-upgraded low-maturity oil shales: Application of machine learning outputs
April 2025
In-situ thermal upgrading aids recovery from low-maturity oil shales where low permeability is the rate-limiting feature. We use machine leaning classified pore and pore network morphological descriptions...
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Enhancing heat recovery efficiency in chimney exhaust systems using thermoelectric generators – Thermal modeling and parametric analysis
April 2025
The rising demand for sustainable energy solutions has made the utilization of waste heat from industrial processes a priority. Thermoelectric generators present an effective method for recovering and...
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Offshore wind technology of India: Potential and perspectives
April 2025
India has 7600 km of coastline, making offshore wind energy a promising sustainable energy source that could satisfy the country's energy requirements. In contrast to onshore equivalents, offshore wind...
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Method for calculating porosity in tight sandstone reservoir thin sections based on ICSO intelligent algorithm
April 2025
Surface porosity is crucial for evaluating tight sandstone reservoirs' performance and resource potential. The current manual calculation and algorithm extraction methods have problems such as heavy...
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Exploring geothermal energy as a sustainable source of energy: A systemic review
April 2025
Geothermal energy is a renewable energy source with potential to facilitate the world's transition to clean and sustainable energy. Despite its capabilities, geothermal energy currently accounts for...
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The failure behavior of prefabricated fractured sandstone with different rock bridge inclination angles under freeze-thaw cycles
April 2025
In this paper, the fractured rock samples with different dip angles of rock bridge are taken as the research object, and the freeze-thaw cycle test and uniaxial compression test are carried out successively....
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Mineralogy and geochemistry of shale from Shanxi Formation, Southern North China Basin: Implication for organic matter accumulation
April 2025
The Permian Taiyuan and Shanxi coal-bearing formations are recognized as the primary source rocks and promising shale gas reservoirs in North China. Based on lithologic observations, mineral and major...
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Optimization and potential assessment of CO2 geological storage caprock in the saline aquifers of the Qingjiang Basin, middle and lower reaches of the Yangtze River
April 2025
CO2 geological storage is seen as a key technology for reaching carbon neutrality. The Qingjiang Basin, located in Jiangxi, China, is experiencing rapid industrialization and urbanization leading to...
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Identification of early operational defects in photovoltaic modules: A case study of a 24.9 MWp solar PV system in Sumatra, Indonesia
April 2025
This study investigates early operational defects in a 24.9 MWp solar PV system located in Sumatra, Indonesia, within its first two years of operation. The primary objective is to identify key issues...
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Prioritization of key areas of the digitalization strategy of energy complex enterprises based on the Analytical Hierarchy Process (AHP)
Available online 11 February 2025
This article discusses the prioritization of key aspects of the digital transformation strategy for energy companies. In today’s market, where competition is increasing, digitalization has become a...
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Characteristics and controlling factors of coal-measure unconventional reservoirs – a case study of the Carboniferous-Permian in the Ordos Basin
Available online 5 February 2025
Coal-measure unconventional natural gas exhibits diverse types and abundant resources, making it a strategic exploration field to marine shale gas. Currently, researches on coal-measure unconventional...
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Performance analysis of PID and SMC for PEMFC-based grid integrated system using nine switch converter - A comparative study
January 2025
Hydrogen fuel cells are gaining popularity as a reliable and efficient sustainable energy source. They have found uses in electric vehicles and microgrid applications. A grid-connected microgrid system...
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Insight into organic photovoltaic cell: Prospect and challenges
January 2025
Organic photovoltaics have attracted considerable interest in recent years as viable alternatives to conventional silicon-based solar cells. The present study addressed the increasing demand for alternative...
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Comprehensive review of hydrogen generation utilizing geothermal energy
January 2025
Hydrogen is an industrially significant gas and is considered a potential clean fuel. In the time of climate change; when the global impetus is towards reducing the reliance on fossil fuel, there is...
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Evaluating the techno-economic potential of large-scale green hydrogen production via solar, wind, and hybrid energy systems utilizing PEM and alkaline electrolyzers
January 2025
The study evaluates the potential of solar, wind, and hybrid PV/WT renewable energy systems for green hydrogen production in four Iraqi cities. Through a comparative analysis of six distinct scenarios...
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Virtual power plant management with hybrid energy storage system
January 2025
The transition to renewable energy sources and distributed energy generation (DG) has spurred the global evolution of energy production methods. However, virtual power plants (VPPs) face challenges...
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Using geothermal energy in enhancing all-air HVAC system performance - Case study, thermal analysis and economic insights
January 2025
The background is the same for addressing the twin challenges of attaining thermal comfort and concurrently reducing energy use and CO2 emissions. As a safeguard against worsening contamination, combining...
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The influence of pore throat heterogeneity and fractal characteristics on reservoir quality: A case study of chang 8 member tight sandstones, Ordos Basin
January 2025
The Chang 8 member of the Yanchang Formation in the Ordos Basin exhibits extensive development of tight sandstone reservoirs. In comparison to conventional reservoirs, these tight sandstone reservoirs...
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Thermodynamic analysis for definition of low-potential heat sources
January 2025
This study presents a method for defining low-potential energy sources based on thermodynamic analysis. It defines low potential energy sources and presents the results of calculating temperature levels...
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Transitioning to sustainable economic resilience through renewable energy and green hydrogen: The case of Iraq
January 2025
The study investigates the potential of transitioning Iraq, a nation significantly dependent on fossil fuels, toward a green hydrogen-based energy system as a pathway to achieving sustainable economic...
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Assessing climate strategies of major energy corporations and examining projections in relation to Paris Agreement objectives within the framework of sustainable energy
January 2025
The study presents a comparative analysis of emission scenarios proposed by key institutions, including Shell, British Petroleum (BP), the International Energy Agency (IEA), and the Intergovernmental...
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Reservoir evaluation method based on explainable machine learning with small samples
January 2025
Reservoir classification and evaluation of fractured gas reservoirs are essential for optimizing development strategies and enhancing oil and gas recovery rates. In this study, we utilized geological...
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Design and implementation of a waterless solar panel cleaning system
January 2025
Manual cleaning of large solar installations is often labor-intensive and time-consuming, primarily due to the accumulation of dust on solar panels, which significantly impairs their efficiency. The...
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