Molecular dynamics simulation of temperature and concentration distribution at liquid-gas interface during liquid air storage process
June 2025
•The microscopic phenomenon of liquid air evaporation during storage is studied.•The temperature and concentration distribution of liquid air interface is disclosed.•The effect of heat flux on the transport...
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Infectious diseases prevention and control with reduced energy consumption in an airport
June 2025
•Energy consumption can be reduced by 60 %-79 % considering dynamic passenger flow.•Level of pandemic prevention and control is proportional to personnel density.•Closing dining area during the pandemic...
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Review on operation control of cold thermal energy storage in cooling systems
June 2025
•Component, applications, and operation control of CTES system are reviewed.•Cold storage medium is a key factor to improve the CTES system performance.•Introducing passive and active cooling systems...
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Fundamental Design Parameters Causing Ventilation Inequality in Dormitory Complexes: A Numerical and Field Study
Available online 29 June 2025
•This study analyzes how building height and layout affect ventilation equity.•CFD simulations and field wind measurements assess indoor-outdoor ventilation.•Bayesian-optimized XGBoost and SHAP identify...
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Solar regeneration in desiccant dehumidifier under variable flow & rotational conditions
Available online 25 June 2025
•Regeneration air for dehumidifier is heated using a parabolic solar collector.•Regeneration rises from 8 to 24 rpm of wheel rpm, & beyond this performance declines.•CO₂, TVOCs, and HCHO rise with regeneration...
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Experimental study on phase change materials aided pipe-embedded wall for energy efficiency in buildings
Available online 24 June 2025
•Novel PCW system with PCMs improves building energy efficiency.•Achieves high energy savings using low-grade heat and cooling sources.•Experiments show enhanced comfort and thermal stability in varied...
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A novel air-cooled based desuperheating approach for maximizing sustainable energy generation potential from ultra-low grade waste heat – Energy, exergy and environmental (3E) evaluation
Available online 18 June 2025
•An air-cooled desuperheating system is proposed for waste heat recovery below 85°C.•System performance is analyzed using energy, exergy, and environmental (3E) metrics.•R410a-R141b is identified as...
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Energy-exergy-carbon flow coupling analysis and optimal scheduling of a solar-air source heat pump heating system on campus
Available online 18 June 2025
•Exergy was considered to reflect energy quality differences in carbon emission analysis.•Energy-exergy-carbon flow coupling analysis was conducted to reveal dynamic carbon emission traits.•An optimized...
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Application of Subtle Expression Recognition in Evaluating Odor Environment Comfort
Available online 17 June 2025
•Facial subtle expressions are used to assess odor environmental comfort.•Recognition accuracy for pleasant odors is higher than for unpleasant ones.•A stronger liking or disliking of the odor correlates...
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Deciphering Domestic Energy Demand through Household Electricity and Gas Consumption
Available online 16 June 2025
•Clustered energy usage patterns using 15-min smart meter data from 15,000 homes.•Identified peak electricity use in summer evenings and gas use in winter mornings.•Developed predictive models with...
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MLP-Based Dynamic Fouling Prediction and Health Monitoring for Energy-Efficient Operation of Plate Heat Exchangers in Smart Heating Systems
Available online 7 June 2025
•MLP-based fouling prediction model (R²=0.9484) enables real-time system monitoring.•Dynamic fouling-temperature mapping optimizes cleaning to reduce energy waste.•Health Condition Value (HCV) quantifies...
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Design parameters on the thermal environment in shopping malls located in solar-rich regions
Available online 6 June 2025
•Field test and simulation of shopping malls in solar energy enriched areas.•Comparison of indoor thermal environment with and without atrium shopping malls.•Constructed a predictive model for annual...
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Experimental study on thermal environment and pollutant distribution during the cooling stage in a graphitization plant with an ultra-large surface pollution source
Available online 29 May 2025
·The indoor environment in the plant during graphitization cooling was tested.·The cooling process is divided into 3 stages based on pollutant emission intensity.·Radiation heat dissipation during cooling...
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Design guidelines and control indicators for low-carbon highway service stations on the Southern Edge of the Qinghai-Tibet Plateau
Available online 29 May 2025
•Physical & indoor environment study of high-altitude, low-oxygen highway stations.•Address data gaps on highway service station morphology in plateau cold climates.•Develop tailored simulation & evaluation...
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High-performance windows improve thermal survivability of occupants during cold snaps
Available online 28 May 2025
•Assessment of thermal resilience in residential buildings is essential in cold climates•High-performance windows can extend thermal survivability time by up to 3.8 days•High-performance windows can...
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Towards a hybrid retrofit planning framework: a Data-driven tool for energy retrofit in residential buildings
Available online 28 May 2025
•Developed tool evaluates retrofit impact and provides real-time cost estimates.•The surrogate model predicts buildings’ energy performance with over 81% accuracy.•Data-driven and parametric models...
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Balancing Accuracy and Efficiency in Multi-Step Building-Level Electric Load Forecasting: Deep Learning vs. Classical Time-Series Models
Available online 25 May 2025
•Compares conventional vs. deep learning algorithms for multi-step load forecasts•Optimizes hyperparameters via BOA, enhancing performance without trial-and-error•BOA-LSTM model achieved top accuracy...
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A computational analysis for maximizing efficiency in triplex tube latent thermal energy storage
Available online 23 May 2025
•Numerical analysis of triplex-tube latent thermal energy storage (LTES) is conducted•Charge-only, discharge-only and simultaneous charge/discharge processes are studied•Horizontal LTES with outer tube...
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Personalised Environmental Control Systems (PECS) usage thresholds: a dynamic simulation approach to assess energy, cost, and emissions saving
Available online 21 May 2025
•Detailed simulation framework to evaluate PECS–building performance•Dynamic simulations tested PECS across varied building scenarios•Energy, cost, and emissions analysed under diverse HVAC and PECS...
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A Multi-method Approach to Evaluating Indoor Environmental Quality and Energy Performance in Residential College Buildings in a Humid Subtropical Region
Available online 20 May 2025
•Formaldehyde levels exceeded acceptable health thresholds.•Energy Utility Quality (EUQ) metric introduced to evaluate energy efficiency.•Varying building energy performance, with LEED building ranking...
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Flow and evolution characteristics of the thermal plumes above an inclined area heat source
Available online 20 May 2025
•Flow characteristics of thermal plumes above inclined heat sources were obtained.•Large eddy simulations were used to analyze velocity and temperature.•A formula of plume flow rate above inclined heat...
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Solar-Powered Tri-Generation System Integrating Organic Rankine Cycle and Absorption Chiller for Passenger Train Energy Supply
Available online 20 May 2025
•A solar-powered multi-energy system is proposed for passenger train operations.•An integrated PVT-ORC system is proposed for electrification, heating, and cooling.•An exergoeconomic investigation of...
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Operating performance of middle-deep coaxial borehole heat exchangers based on TRNSYS simulation
Available online 16 May 2025
•A middle-deep CBHE system with different operating modes is presented.•Introduced the module structure of TRNSYS simulation and built the model.•The accuracy of short-term simulation is verified by...
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