Journal of Energy Storage, Journal Year: 2023, Volume and Issue: 72, P. 108641 - 108641
Published: Aug. 19, 2023
Language: Английский
Journal of Energy Storage, Journal Year: 2023, Volume and Issue: 69, P. 107912 - 107912
Published: June 13, 2023
Language: Английский
Citations
58
Construction and Building Materials, Journal Year: 2023, Volume and Issue: 401, P. 132877 - 132877
Published: Aug. 11, 2023
Language: Английский
Citations
57
Energy, Journal Year: 2024, Volume and Issue: 305, P. 132290 - 132290
Published: July 2, 2024
Conversion of sunlight to heat and the subsequent thermal storage by nanoencapsulated bio-based phase change material slurries (NBPCMSs) in a low temperature solar system is investigated. The influences capsule size, shell material, tilt angle, flux, PCM mass concentration, nanoparticle its concentration are explored. results reveal that useful gain capacity nano-enhanced coconut oil/Ag, oil/Au, oil/Al, oil/Cu based respectively 3.02, 3.12, 2.7, 3.14 times better than pure water, due an enhanced interaction light with functional nanocapsules. Consequently, energy reported be 8.85, 9.29, 7.41, 9.19 higher. increment from 5 20 % addition blended nanoparticles further augment capacity. Specifically, oil/Au slurry improved up 74.4 when coconout oil used as core material. improvements Cu Ag enhance 4.04 4.87 %, respectively, insertion Au at volume fraction 25 ppm. Augmenting core/shell confinement on other hand, diminishes surface area ratio, allowing agglomeration structures inside slurry. performance decreases inclination angle cavity increases 0° 60°, reducing buoyancy force particles' collision. Further, since Al particles have optical characteristics conductivity, oil/Al lowest level. Finally, experiment conducted validate specific model prediction under various wind speeds, 1 4 m/s, illuminations, 400 1000 W/m2.
Language: Английский
Citations
30
Energy and Buildings, Journal Year: 2024, Volume and Issue: 312, P. 114164 - 114164
Published: April 16, 2024
Phase Change Materials (PCMs) present cutting-edge technology with substantial promise for advancing sustainable and energy-efficient cooling in buildings. These materials can absorb release latent heat during phase transitions, facilitating thermal energy storage temperature regulation. This comprehensive literature review explores various strategies methods implementing passive PCMs The integration of enhances multiple approaches, including solar control, ground cooling, ventilation-based dissipation, radiative mass-based modulation. analysis delves into PCM classifications, encapsulation techniques, melting enthalpies, diverse building envelopes, performance across different climates. findings from this indicated that walls introduce a 2-hour delay transfer mitigate external fluctuations. Windows equipped panels reduce by 66 %. Combining nocturnal leads to interior surface reductions exceeding 13 °C. Natural ventilation results notable savings up 90 % hot combination free reduces charging times 35 while enhancing transfer. Simulations performed the open suggested strategic placement lightweight flux overall consumption. Despite facing challenges related scalability, compatibility, reliability, recycling, solutions demonstrate robust potential. When integrated thoughtfully design, significantly improve efficiency. Experimental validations confirm ranging 14 %, underscoring adaptability techniques leveraging capabilities
Language: Английский
Citations
27
Heliyon, Journal Year: 2024, Volume and Issue: 10(3), P. e25800 - e25800
Published: Feb. 1, 2024
This article explores the use of phase change materials (PCMs) derived from waste, in energy storage systems. It emphasizes potential these PCMs addressing concerns related to fossil fuel usage and environmental impact. also highlights aspects including reduced reliance on renewable resources minimized greenhouse gas emissions waste reduction. The study discusses approaches such as integrating nanotechnology enhance thermal conductivity utilizing machine learning deep techniques for predicting dynamic behavior. provides an overall view research biodegradable waste-based how they can play a promising role achieving energy-efficient sustainable However, specific conclusions drawn presented results are not explicitly outlined, leaving room, investigation exploration this evolving field. Artificial neural network (ANN) predictive models devices perform differently. With 4% adjusted mean absolute error, Gaussian radial basis function kernel Support Vector Regression (SVR) model captured heat-related charging discharging issues. ANN predicted finned tube heat flux better than numerical model. SVM outperformed ANFIS some datasets. Material property predictions favored gradient boosting, but Linear SVR performed better, emphasizing application- dataset-specific selection. These provide insights into complex performance building structures, aiding design operation Biodegradable PCMs' sustainability includes carbon footprint, reduction, biodegradability, circular economy alignment. Nanotechnology, learning, improve prediction. Circular principles include reduction footprint Specific results-based stated. Presenting comprehensive overview current
Language: Английский
Citations
20
Applied Thermal Engineering, Journal Year: 2024, Volume and Issue: 252, P. 123519 - 123519
Published: May 26, 2024
Language: Английский
Citations
20
Journal of Energy Storage, Journal Year: 2024, Volume and Issue: 84, P. 110945 - 110945
Published: Feb. 21, 2024
Phase change heat storage has gained a lot of interest lately due to its high energy density. However, during the phase shift process, Change Materials (PCMs) experience issues such as low thermal conductivity, stability, leaking, and energy-storing capacity. that mimic or derive from nature can effectively offset shortcomings attributed. This work presents methodical overview synthesis, thermo-physical properties, comparison Thermal Energy Storage (TES) applications bio-derived biomimetic composite PCMs (BD/BM-CPCMs). Several studies have observed increase in conductivity up 950–1250 % for BD/BM-CPCMs, well great stability with no matrix leakage at an average temperature 150–250 °C. These types composites relative enthalpy efficiency 98.1 endure 200–1000 heating-cooling cycles on average. Additionally, enviro-economic aspects, numerical approaches transfer multivariate multi-objective optimizations technical, financial environmental standpoint using machine learning techniques underlying scopes BD/BM-CPCM are presented. It is necessary fabricate adaptable multifunctional harvesting future. With regard advancement substance functionalism, it show research use innovative effects like versatility, light conversion, electro-thermal anti-bacterial qualities real-world systems.
Language: Английский
Citations
19
Journal of Energy Storage, Journal Year: 2024, Volume and Issue: 87, P. 111266 - 111266
Published: March 30, 2024
Language: Английский
Citations
19
Journal of Energy Storage, Journal Year: 2024, Volume and Issue: 86, P. 111382 - 111382
Published: March 22, 2024
Language: Английский
Citations
16
International Journal of Environmental Science and Technology, Journal Year: 2025, Volume and Issue: unknown
Published: Feb. 6, 2025
Language: Английский
Citations
3