Articles with "grade heat" as a keyword



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Efficient Low-Grade Heat Harvesting Enabled by Tuning the Hydration Entropy in an Electrochemical System.

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Published in 2021 at "Advanced materials"

DOI: 10.1002/adma.202004717

Abstract: Harvesting of low-grade heat ( read more here.

Keywords: system; heat harvesting; heat; low grade ... See more keywords
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An Adsorption Reverse Electrodialysis system for the generation of electricity from low-grade heat

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Published in 2018 at "Applied Energy"

DOI: 10.1016/j.apenergy.2018.09.112

Abstract: Abstract A novel process is presented to generate electricity from low-grade heat by combining a Reverse Electrodialysis membrane with an Adsorption desalinator in a closed-loop system. A Reverse Electrodialysis membrane generates electricity by controlled mixing… read more here.

Keywords: reverse electrodialysis; adsorption; system; low grade ... See more keywords
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Theoretical performance characteristics of a travelling-wave phase-change thermoacoustic engine for low-grade heat recovery

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Published in 2020 at "Applied Energy"

DOI: 10.1016/j.apenergy.2019.114377

Abstract: There is a critical need for environmentally benign, cost-effective technologies to utilize the vast amount of untapped low-grade heat sources. In this work, we report a novel travelling-wave thermoacoustic engine, which incorporates phase change of… read more here.

Keywords: low grade; grade heat; thermoacoustic engine; phase change ... See more keywords
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Novel hybrid thermochemical cycles for low-grade heat storage and autothermal power generation: A thermodynamic study

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Published in 2020 at "Applied Energy"

DOI: 10.1016/j.apenergy.2020.115111

Abstract: Abstract The principle of hybridizing a solid/gas thermochemical refrigeration cycle with a power cycle is extended to two novel hybrid cycles (called operating modes). They can be driven by low-grade heat, and they allow storing… read more here.

Keywords: autothermal power; power; low grade; grade heat ... See more keywords
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Multi-mode integrated system of adsorption refrigeration using desiccant coated heat exchangers for ultra-low grade heat utilization

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Published in 2022 at "Energy"

DOI: 10.1016/j.energy.2021.121813

Abstract: ABSTRACT A traditional adsorption refrigeration system cannot run under ultra-low grade heat source temperatures. In order for ultra-low grade heat utilization, a multi-mode integrated system of adsorption refrigeration using desiccant coated heat exchangers (DCHEs) is… read more here.

Keywords: system; heat; low grade; grade heat ... See more keywords
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Electrochemical way of converting low-grade heat energy into electricity based on crystalline hydrate melting and crystallization

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Published in 2018 at "International Journal of Heat and Mass Transfer"

DOI: 10.1016/j.ijheatmasstransfer.2018.01.126

Abstract: Abstract We proposed a concept and calculated an efficiency of the electrochemical cycle of converting the low-grade heat with the temperature difference of 10–80 °C into electricity. The cycle could be divided into two stages: the… read more here.

Keywords: converting low; crystalline hydrate; electricity; heat ... See more keywords
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Highly Thermally Conductive Bimorph Structures for Low-Grade Heat Energy Harvester and Energy-Efficient Actuators.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c08101

Abstract: Low-power electronics are urgently needed for various emerging technologies, e.g., actuators as signal transducers and executors. Collecting energy from ubiquitous low-grade heat sources (T < 100 °C) as an uninterrupted power supply for low-power electronics… read more here.

Keywords: energy; heat; grade heat; bimorph structures ... See more keywords
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Thermionic-enhanced near-field thermophotovoltaics for medium-grade heat sources

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Published in 2019 at "Applied Physics Letters"

DOI: 10.1063/1.5078602

Abstract: 12 Conversion of medium-grade heat (temperature from 500 to 1000 K) into electricity is 13 important in applications such as waste heat recovery, or power generation in solar thermal and 14 co-generation systems. At such… read more here.

Keywords: cell; near field; heat; grade heat ... See more keywords
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Physics-guided co-designing flexible thermoelectrics with techno-economic sustainability for low-grade heat harvesting

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Published in 2023 at "Science Advances"

DOI: 10.1126/sciadv.adf5701

Abstract: Flexible thermoelectric harvesting of omnipresent spatial thermodynamic energy, though promising in low-grade waste heat recovery ( read more here.

Keywords: flexible thermoelectrics; physics; heat; grade heat ... See more keywords
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Water-Resistant Thermoelectric Ionogel Enables Underwater Heat Harvesting

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Published in 2023 at "Polymers"

DOI: 10.3390/polym15071746

Abstract: The energy crisis is one of the most critical and urgent problems in modern society; thus, harvesting energy from ubiquitous low-grade heat energy with thermoelectric (TE) materials has become an available strategy in sustainable development.… read more here.

Keywords: water resistant; heat energy; water; energy ... See more keywords