Annual performance of solar chimney for a multi-story building based on Modelica multizone model
December 2025
•Design for annual performance of solar chimneys were studied based on Modelica.•Separated solar chimney improved the proportions (≥ 0.05 m3/s) from 79.5 % to 88.6 %.•The cavity width maximizing airflow...
Comparison and correction on calculation methods of clothing insulation based on thermal comfort
December 2025
•Three calculation methods of clothing insulation were compared and analyzed.•The non-contact method using infrared imager exhibited the highest accuracy.•A corrected calculation method of clothing...
Evaluation of the melting process of phase change materials in a tilted rectangular container: Experimental study
December 2025
•The effect of tilt angles of container on PCM melting is experimentally studied.•Gr·Pr2 is proposed to clarify the heat transfer mechanism in PCM melting process.•The larger Gr·Pr² stand for the greater...
The structure of cross-ventilation flow in an isolated cylindrical building: Numerical study
December 2025
•The cross-ventilation flow in a cylindrical building is investigated numerically.•The robust concordance between the simulation and the experiment is obtained.•The incoming jet in the cylindrical building...
Multi-criteria thermal resilience certification scheme for indoor built environments during heat waves
December 2025
•The study proposes a novel multi-criteria thermal resilience certification scheme.•The scheme is designed based on concepts identified from existing best practices.•The scheme is implemented on a benchmark...
Numerical investigation of switchable cooling-heating-power trigeneration system based on flow channel control in summer
December 2025
•A numerical model of a switchable trigeneration system is proposed.•Outdoor parameters are investigated to explore electric and cooling power change.•As the flow velocity increases, the mean electric...
Parametric analysis of a novel rotary scoop dual-channel windcatcher for multi-directional natural ventilation of buildings
December 2025
•A multi-directional windcatcher was proposed for passive technology integration.•The design separates the supply and exhaust regardless of wind direction.•The parametric analysis was conducted, which...
Digital workflow for nearly zero-energy high-rise office building design optimization at the district scale in Mediterranean context
December 2025
•Evaluation of the impact of glazed curtain wall building on thermal loads.•Assessment of BIPV output potential on nZEB shift in Mediterranean climate.•Assessment of Energy Load Match across different...
High CO2 exposure due to facemask wear is unlikely to impair cognition even in a warm environment after a long-term adaptation
December 2025
•High CO2 exposure due to facemask wear did not significantly inhibit cognition.•Facemask wear did not significantly impact thermal comfort in a warm environment.•Elevated CO2 exposure due to facemask...
Spatio-temporal analysis of LST, NDVI and SUHI in a coastal temperate city using local climate zone
December 2025
•Natural areas show an LST 8 °C & 6 °C lower than the compact and open built areas.•Open lowrise (LCZ-6) is the most suitable built-form for Cardiff.•There's no statistical difference in SUHI between...
Flow-field characteristics of the thermal plume above an elliptical high-temperature heat source surface
December 2025
•The effects of source intensity and axial ratio on the buoyant plume are analyzed.•The evolution characteristics of the plume's diffusion range are analyzed.•The cross-sectional flow rate equation...
Multi-domain approach for quality evaluation of building designed to be nearly zero energy: Case study in Mediterranean climate
December 2025
•Multi-domain approach for global quality of high efficient building is introduced.•An existing nearly zero energy building in Benevento is used as case study.•Subjective and objective criteria are...
Energy-saving regulation methods and energy consumption characteristics of office air-conditioning loads in hot summer and cold winter areas
December 2025
•A supply-side cold load regulation methodology (SSRM) was proposed.•Based on SSRM, its evaluation indexes were proposed.•A theoretical, simulation and experimental analytical model was developed.•The...
Characterization, optimization, and performance evaluation of PCM with Al2O3 and ZnO hybrid nanoparticles for photovoltaic thermal energy storage
December 2025
•Hybrid nano-PCM shows higher thermal conductivity of 2.18 W/mK than paraffin wax.•Maximum thermal efficiency of 51.28 % is achieved for PVT/HNPCM than PVT/PCM of 47 %.•Significant increase in electrical...
Experimental Validation of Thermal Performance of Phase Change Radiator and Application in Solar Heating Systems
Available online 12 November 2025
•A novel phase change radiator (PCR) integrates heating and thermal energy storage.•PCR maintains indoor temperature above 16 °C during nighttime heating interruptions.•Solar fraction increased from...
Evaluation of large language models (LLMs) on the mastery of knowledge and skills in the heating, ventilation and air conditioning (HVAC) industry
October 2025
•The knowledge capabilities of LLMs in the HVAC industry are evaluated.•The performance of LLMs of knowledge is revealed.•Limitations of LLMs are noted in field of HVAC systems.•Future research directions...
Incidence of circular refurbishment measures on indoor air quality and comfort conditions in two real buildings: Experimental and numerical analysis
October 2025
•Energy renovation of two real buildings in Greece within the European project.•On-site monitoring and Building Energy Simulations.•The refurbishment of heating system shows improvement of indoor thermal...
Effects of environmental factors, measurement and modeling for germicidal efficiency of in-duct ultraviolet germicidal irradiation system
October 2025
•Temperature, RH and air velocity were considered of in-duct UVGI.•Germicidal efficiency was negatively corelated with air velocity.•Germicidal efficiency was higher at 26–28 °C (RH:30–40 %).•C-S model...
Analysis of the alternative air ductwork by Numerical airflow behavior combined with the New Economic index and standard
October 2025
•The RCAC index is a new method for economic analysis for evaluating air ducts.•The PID duct is economical, with a high RCAC index of each cost.•Alternative air ductwork is an option for replacing the...
Advances in human-machine cooperation-based aircraft artificial environment assessment and regulation technologies
October 2025
•Comparison of aircraft personnel and equipment cabin environmental requirements.•Existing environmental control technologies were assessed and compared.•Proposed an evaluation system for human-machine...
The relationship between the resistance characteristics and structural parameters of the elongated filter cartridge in the dust collector
October 2025
•Quadratic regression model is established to predict elongated filter resistance.•Utilizing Response Surface Methodology for elongated filter resistance optimization.•The ranking of factors' impacts...
Optimization of university timetables considering students’ thermal sensation in classrooms
October 2025
•Explored students’ thermal sensation changes under autumn semester.•Proposed a course scheduling method to reduce students’ thermal discomfort.•Analyzed course rearrangement's impact on students'thermal...
Multi-objective optimization of Hybrid Energy Systems based on Life Cycle Exergy and Economic criteria
October 2025
•Hybrid energy system was simulated and optimized in different configurations•The renewable wind-solar-hydro system with water-heating module was assumed•A multi-objective optimization was performed...
Research on the Characteristics of Photovoltaic Ice-Cold Storage
October 2025
•The performance of photovoltaic cold storage (PV-CS) was investigated.•The coupling of cold storage and PV-CS enhance the system performance.•The coupling of cold storage and PV-CS reduce the annual...
Optimization of temperature distribution in building envelopes of Ahmedabad region using nano-encapsulated phase change material
October 2025
•An energy-efficient PCM method identifies the building thermal comfort in Ahmedabad.•Various PCMs (RT31, RT35, RT42) and nanoparticles (Al2O3, CuO, ZnO) are considered.•The PCM reduces the building's...