Results 21 to 30 of about 1,199,857 (288)

HVDC Converter Cooling System with a Phase Change Dispersion

open access: yesFluids, 2021
High voltage direct current converters require efficient cooling of thyristors via heat sinks. Currently, infrastructures use deionised water as a means of cooling the high voltage direct current converters; however, recent research has shown that other ...
Ludger Fischer   +6 more
doaj   +1 more source

Energy, economic, and environmental analysis of integration of thermal energy storage into district heating systems using waste heat from data centres

open access: yesEnergy, 2021
Data centres produce waste heat, which can be utilized in district heating systems. However, the mismatch between data centres’ heat supply and district heating systems’ heat demands limits its utilization. Further, high peak loads increase the operation
Haoran Li   +4 more
semanticscholar   +1 more source

Investigation of Lactones as Innovative Bio-Sourced Phase Change Materials for Latent Heat Storage

open access: yesMolecules, 2019
In the presented work, five bio-based and bio-degradable cyclic esters, i.e. lactones, have been investigated as possible phase change materials for applications in latent heat storage systems. Commercial natural lactones such as ε-caprolactone and &
Rebecca Ravotti   +5 more
doaj   +1 more source

Synthesis and Investigation of Thermal Properties of Highly Pure Carboxylic Fatty Esters to Be Used as PCM

open access: yesApplied Sciences, 2018
Latent heat storage systems are gaining the attention of researchers as possible substitutes to conventional sensible heat storage systems due to their compactness and their ability to absorb and release heat almost isothermally.
Rebecca Ravotti   +5 more
doaj   +1 more source

Analysis of Bio-Based Fatty Esters PCM’s Thermal Properties and Investigation of Trends in Relation to Chemical Structures

open access: yesApplied Sciences, 2019
As global energy demand increases while primary sources and fossil fuels’ availability decrease, research has shifted its focus to thermal energy storage systems as alternative technologies able to cover for the mismatch between demand and supply ...
Rebecca Ravotti   +5 more
doaj   +1 more source

Experimental Characterization of Phase Change Materials for Refrigeration Processes

open access: yesEnergies, 2021
Latent heat storage units for refrigeration processes are promising as alternatives to water/glycol-based storage due to their significantly higher energy densities, which would lead to more compact and potentially more cost-effective storages.
Anastasia Stamatiou   +7 more
doaj   +1 more source

The impact of large-scale thermal energy storage in the energy system

open access: yesApplied Energy, 2023
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Ioannis Sifnaios   +4 more
semanticscholar   +1 more source

Triglycerides as Novel Phase-Change Materials: A Review and Assessment of Their Thermal Properties

open access: yesMolecules, 2020
Latent Heat Storage (LHS) with Phase-Change Materials (PCMs) represents a high energy density storage technology which could be applied in a variety of applications such as waste heat recovery and integration of renewable energy technologies in energy ...
Rebecca Ravotti   +3 more
doaj   +1 more source

Combustion Characteristics, Kinetics, SO2 and NO Release of Low-Grade Biomass Materials and Briquettes

open access: yesEnergies, 2021
The influence of the briquetting process on SO2 and NO release characteristics, combustion properties and kinetic characteristics during biomass combustion was investigated.
Jianhui Qi   +3 more
doaj   +1 more source

Investigating the Influence of Pore Shape on Shale Gas Recovery with CO2 Injection Using Molecular Simulation

open access: yesEnergies, 2023
Carbon-dioxide-enhanced shale gas recovery technology has significant potential for large-scale emissions reduction and can help achieve carbon neutrality targets.
Juan Zhou   +9 more
doaj   +1 more source

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