Heat supply prediction method of a heat pump system based on timing analysis and a neural network
August 2025
•The ARIMA-BP model had higher prediction accuracy compared to the single model.•The number of training sets at the beginning of the heating season was analyzed.•On-demand heating could be realized...
Inverse estimation of the release rate of the heated pollutant source with strong convection and its application to the exhaust system design
August 2025
•Inverse estimate the release rate of the heated source with strong convection.•Filter is used to eliminate the fluctuation error of the inverse estimated results.•Using inverse estimation to optimize...
Using artificial neural networks to predict indoor particulate matter and TVOC concentration in an office building: Model selection and method development
August 2025
•Set up a normalized database for neural network model verification and prediction.•Verify the optimal setting parameters of three neural network models.•Verify the generalization ability of MLNN model...
Real-time and modelled performance assessment and validation studies of PV modules operating in varied climatic zones
August 2025
•Defects characterization via I-V curves, IR thermography and insulation resistance.•Defect-induced performance degradation of modules.•Correlation between defects and module electrical parameters....
Performance evaluation of key energy-saving technologies in public institutions based on heat pump system in cold regions
August 2025
•The application effect of key energy-saving technologies were explored.•The characteristics of key energy-saving technologies were deepened.•Advice of system operation optimization was provided by...
Submicron-sized airborne pathogen trajectory simulations for infection control in a large hospital ward
Available online 26 August 2025
•Airborne pathogens ≤1 µm cannot be neglected for long-range transmission.•Submicron-sized pathogens suspended over 5 minutes under normal ventilation.•Sneezing in 24 bed positions demonstrated spatial...
Optimizing daylighting performance and energy efficiency through the integration of parametric split louvers in office buildings
Available online 23 August 2025
•Split louvers improve daylighting performance and reduce lighting energy use.•Optimal positioning ensures well-distributed daylight with parametric control.•Parametric split louvers outperform conventional...
District heating system assisted by thermochemical sorption heat storage
Available online 17 August 2025
•It provides a comprehensive system for achieving low-carbon district heating.•CRTB and HP integration reduces heating station output by 43.7 % seasonally.•Reduction of 623.4 tons of coal and 1697.9...
Optimizing urban block forms to improve street canyon microclimates and pedestrian comfort
Available online 14 August 2025
•Introducing a different and meticulous method in choosing optimal urban forms.•Knowing influential scopes of morphological components in changing comfort factors.•Classification of street canyons based...
Advancing indoor environmental quality (IEQ) in Indonesian hospital wards: an integrated importance performance analysis (IPA) and objective approach
Available online 5 August 2025
•Many IEQ factors exceeded standards, confirming need for facility upgrades.•Key IEQ aspects for improvement were identified using IPA and measurements.•Alternative IPA revealed more IEQ aspects, showing...
Development and validation of a thermal comfort model for sleeping environments
Available online 31 July 2025
•New validated model for sleep comfort for young and older adults.•Older adults need warmer temperatures for sleep compared to young adults.•Sleep comfort-temperature profile is nonlinear with lower...
Optimising urban energy dynamics: A multifactorial approach to building energy use and solar photovoltaic power generation in urban blocks
Available online 23 July 2025
•Proposed a framework to assess monthly building energy use and PV power generation.•Analysed the synergistic effect of multiple factors on BEU and PV power generation.•Revealed the BEU and PV power...
Temperature and humidity decoupling control based on diagonal matrix and information entropy for spinning air-conditioning
Available online 7 July 2025
•Mathematical models of the spinning air-conditioning system incorporating spray chamber.•Decoupling control of the temperature and humidity based on information entropy.•Implementation of the dedicated...
Identifying urban, transportation, and socioeconomic characteristics across US zip codes affecting CO2 emissions: A decision tree analysis
June 2025
•DT technique demonstrates a robust prediction model of CO2 emissions.•DT technique identifies the critical factors and provides an interpretable model.•The multidisciplinary approaches are vital in...
A multicriteria method to identify and rank IEQ criticalities: Measurements and applications for existing school buildings
June 2025
•A method aimed at identifying and rating IEQ critical aspect is proposed.•The proposed method is designed for existing school buildings.•The method is tested on a sample of university classrooms.•The...
Balanced operation strategies of district heating systems based on dynamic hydraulic-thermal modeling
June 2025
•The dynamic hydraulic-thermal modeling is conducted.•The heating imbalance of primary side return temperatures is defined.•Particle swarm optimization algorithm is used to optimize valve opening s...
A review of photovoltaic/thermal (PV/T) technology applied in building environment control
June 2025
•Photovoltaic/thermal hybrid solar technology.•Application of PV/T in building environment.•PV/T regulates temperature, humidity, and indoor pollutants....