Tag: Efficient energy use
Review compares lithium-ion battery state-of-charge estimation methods
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in EngineeringWhat the study found This paper reviews methods for estimating the state of charge (SOC), meaning the remaining charge, of lithium-ion batteries in electric vehicles. It describes the approaches in terms of their algorithms, mathematical models, strengths, weaknesses, and error rates. Why the authors say this matters The authors say SOC is an essential parameter…
Propane and carbon dioxide show promise as EV refrigerants
Comparison of Propane and CO2 as PFAS-compliant refrigerants for EV thermal management, demonstrating 25% range improvement in cold conditions with proper safety measures.
Explainable quantum AI predicted vehicular energy use in smart cities
Quantum machine learning combined with explainable AI improves energy prediction for autonomous electric vehicles while ensuring transparent, trustworthy decision-making in smart city operations.
50% heat pump coverage gave the best overall performance
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in EnergyStudy optimizes ground-source heat pump systems in cold-region green buildings, reducing soil thermal imbalance and carbon emissions by 33% while lowering lifecycle costs through composite energy.
Carbon trading decentralization hindered energy eco-efficiency
Study of 257 Chinese cities shows carbon emissions trading policy reduces energy efficiency through technological and structural changes, though spillover effects partially offset losses.
E-commerce is linked to lower urban electricity intensity
E-commerce reduces electricity intensity in Chinese cities through population and economic agglomeration plus innovation. Government coordination and market efficiency strengthen effects.
Survey reviews integrated EV charging and power topologies
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in EngineeringSurvey of integrated electric vehicle charging architectures combining plug-in, wireless, and auxiliary power functions in unified hardware to reduce complexity and improve efficiency.
Self-assessment framework standardizes data center efficiency evaluation
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Modular assessment framework for automated evaluation of data center thermal and energy efficiency using standardized KPI calculations from monitoring systems and historical datasets.
Predictive price signals may help manage grid bottlenecks
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in EnergyExplore how predictive price signals can manage grid congestion from distributed energy resources like heat pumps and EV charging, offering scalable alternatives to direct grid control for.
Mixed fossil mitigation and CDR best matched climate and economic goals
Study evaluates COP28 negative emission technologies through five global scenarios, finding that combined fossil fuel reduction with moderate carbon removal optimally meets 1.5°C targets while.
