Cutting-edge advancements in phase change materials for thermal energy storage: innovations and applications
Available online 27 February 2026
•PCM classifications and key criteria for selecting suitable PCM materials.•Thermal, physical, and chemical factors in PCM material selection.•Explores enhancement methods to address PCM issues like...
Integration of gravity energy storage and deep learning for optimal vehicle-to-grid (V2G) systems in residential microgrids
Available online 25 February 2026
The vehicle-to-grid (V2G) concept is a key element in the successful transition to smart grids and smart cities. The optimal integration and operation of V2G is challenging owing to the fluctuating...
Optimizing passive cooling systems for PV/PCM performance: a study on fin geometry and phase change material variations in extreme climates
Available online 24 February 2026
•Passive design achieves 13.71% electrical efficiency without active components.•Geometric optimization surpasses active systems in performance efficiency.•Thermal performance enhanced by PCM type and...
Impacts of Collector Geometry on Performance of Solar Air Heater System under Forced and Natural Air Circulation Processes
Available online 24 February 2026
This experimental study investigated the thermal performance of three distinct external collector geometries of a single-pass solar air heater under both natural and forced air circulation processes...
Technical and economic assessment of a hybrid solar PV-grid geothermal system in arid climates
Available online 16 February 2026
This study explored the implementation of a combined geothermal and solar energy system tailored for space conditioning in arid climates, with Kuwait serving as the principal case study. The proposed...
Experimental comparison on flat, wavy and louvered fins of vertical-finned microchannel heat exchangers
Available online 13 February 2026
The drainage challenges of conventional microchannel heat exchangers under wet and frosting conditions severely limit their application in air-source heat pumps. This study introduces a vertical-finned...
Evaluating the Electrochemical Deposition of Nanostructured Materials for Advanced Energy Storage: A systemic Review of Supercapacitors
Available online 13 February 2026
Electrochemical deposition (ED) has emerged as a key fabrication technique for the development of high-purity nanostructured materials for energy storage (ES) applications. In this study, focus was...
Optimal energy storage capacity configuration for PV-energy storage charging stations driven by PV-charging dual variables
Available online 13 February 2026
•Proposes TFA-DPC clustering to divide PV scenarios, reducing uncertainty interference;•Designs MHPIS model for EV charging demand, enabling multi-variable sampling;•Optimizes storage capacity via EBKA,...
BYD blade battery for sustainable mobility: review of technical, economic, and environmental aspects
Available online 13 February 2026
This novel study aims to evaluate the BYD blade battery, positioning it as a transformative solution to key limitations in current electric vehicle (EV) battery technologies, namely, safety, lifespan,...
A numerical investigation on using hydrogen as a fuel additive to a spark-ignition engine fueled by a gasoline-methanol blend
Available online 3 February 2026
•Using methanol in gasoline engines increased fuel consumption significantly•Adding hydrogen to gasoline-methanol blends greatly reduced fuel consumption•Using methanol and hydrogen caused a slight...
Enhancing energy saving and carbon footprint reduction using PCM-based heat exchanger: a COMSOL simulation approach
Available online 3 February 2026
•Detailed study, previous work, future possibility of a heat exchanger to fulfill energy demand.•Modeling and study of novel geometry of heat exchanger using COMSOL Multiphysics•Energy storage analysis...
Thermodynamic modeling of non-equiatomic TiVNbCrAl-based lightweight refractory high-entropy alloys (LWRHEAs) for hydrogen storage applications
Available online 22 January 2026
•Alloys of non-equiatomic Ti-V-Nb-Cr-Al systems for hydrogen absorption storage were designed theoretically via HEAPS, CALPHAD, and PCT code.•Both the VEC and δr parameters rises with the Nb/Cr/Al content,...
Parametric investigation on shell-side thermohydraulic performance in spiral-wound heat exchangers
Available online 22 January 2026
Spiral-wound heat exchangers (SWHEs) exhibit high heat transfer efficiency, high-pressure resistance, and excellent thermal compensation capabilities. However, owing to the complex structure on shell-side...
Communication-efficient vertical federated k-means for enterprise energy consumption profiling
Available online 21 January 2026
With the continuous growth of global energy consumption and big data, the research on energy consumption profiles has grown in both academia and industry. While many studies have explored power data...
Engineering-Oriented Framework for Efficient Sensible Heat Storage Material Screening in Packed-Bed TES Systems
Available online 20 January 2026
Packed-bed thermal energy storage (TES) offers a promising solution for large-scale, high-temperature sensible-heat applications. However, the pre-selection of storage materials remains a persistent...
Advances and challenges in porous electrodes of proton exchange membrane fuel cells with enhanced mass transport performance: from ordered structures to integrated structures
Available online 15 January 2026
An ultrahigh power density requires proton exchange membrane fuel cells (PEMFCs) to operate stably with a high output voltage at an elevated current density, which enhances the mass transport efficiency...
Optimizing adjustment timing for dual tilt solar panels fixture for maximizing solar energy capture: a case study in Iran
Available online 13 January 2026
This research investigates the impact of optimizing the timing of changing the angle of solar panels on their optimal installation angle and the consequent increase in solar radiation intensity on the...
Self-learning low-pass filter for energy management of hybrid energy storage electric vehicles
Available online 13 January 2026
•A Self-Learning Low-Pass Filter (SL-LPF) EMS is proposed to improve power allocation in HESS electric vehicles.•The SL-LPF addresses key limitations of conventional LPF-based EMS, including phase shift,...
Bibliometric analysis of research progress in coal catalytic pyrolysis from 1973–2024: a review
Available online 12 January 2026
To meet this increasing energy demand, many countries are implementing strategies to utilize various energy sources. Increasing the installed energy capacity is an important part of reducing CO₂ emissions....
Techno-economic evaluation of hydrogen production technologies for iron ore reduction
Available online 12 January 2026
The global iron and steel industry, dominated by coal-dependent blast furnace technologies, contributes 7% of global CO2 emissions. This poses a greater challenge for countries such as Uganda, which...
Multi-Objective Optimal Sizing of EV Charging Stations and PV Systems in Residential Buildings
Available online 12 January 2026
Rapid growth of the electric vehicle (EV) market has made the widespread development of residential charging stations inevitable. Simultaneously, integrating a photovoltaic (PV) system into a residential...
Green innovations and clean energy: a regional exploration of their dual impact on global ecological sustainability
Available online 10 January 2026
This study investigates the impact of green technology innovation (GTI) and renewable energy consumption (REC) on the ecological footprint (EFP) of 126 countries over the period 2001–2022, employing...
A review on recent development and applications of nano-enhanced phase change material in thermal management system
Available online 9 January 2026
As global efforts have focused on innovative energy storage and management solutions, thermal energy storage (TES) systems have emerged as a key area of interest, driven by the unique capacity of phase...
Study of the optimal model and parameters of the Th–U cycle nuclei
Available online 9 January 2026
Recent developments in the advanced reactor concept have renewed interest in the Th–U fuel cycle. This interest stems from its potential advantages over the traditional U–Pu fuel cycle, particularly...
Developments in the design optimization of cascaded PCM latent heat thermal energy storage units: a review
December 2025
This paper reviews recent developments in designing and optimizing cascaded phase change material (PCM) latent heat thermal energy storage (LHTES) units. It highlights the need for efficient energy...