Articles with "combined system" as a keyword



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Theoretical investigation on the combined and cascade CO2/R134a heat pump systems for space heating

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Published in 2017 at "Applied Thermal Engineering"

DOI: 10.1016/j.applthermaleng.2017.06.014

Abstract: In this study, comparison between combined and cascade CO2/R134a heat pump systems were investigated theoretically. The characteristics of the R134a and CO2 cycles in both combined and cascade systems were studied under different working conditions.… read more here.

Keywords: combined cascade; system; r134a; co2 ... See more keywords
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Phenanthrene removal and response of bacterial community in the combined system of photocatalysis and PAH-degrading microbial consortium in laboratory system.

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Published in 2020 at "Bioresource technology"

DOI: 10.1016/j.biortech.2020.122736

Abstract: This work aimed to study the removal of phenanthrene, change of bacterial community and microbial functions through combined photocatalysis and biodegradation under ultraviolet (UV) and visible light illumination. Results showed that phenanthrene removal was enhanced… read more here.

Keywords: degrading microbial; system; combined system; bacterial community ... See more keywords
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Performance assessment of a combined system consisting of a high-temperature polymer electrolyte membrane fuel cell and a thermoelectric generator

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Published in 2019 at "Energy"

DOI: 10.1016/j.energy.2019.05.030

Abstract: A new combined system consisting of a high-temperature proton exchange membrane fuel cell (HT-PEMFC), a regenerator and a thermoelectric generator (TEG) is developed. The mathematical relationship between the HT-PEMFC operating current density and the TEG… read more here.

Keywords: system; system consisting; consisting high; performance ... See more keywords
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Insight into the influence of humic acid and sodium alginate fractions on membrane fouling in coagulation-ultrafiltration combined system.

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Published in 2020 at "Environmental research"

DOI: 10.1016/j.envres.2020.110228

Abstract: Membrane fouling has become the one of main obstacles for the widespread application of membrane technology in water treatment processes. Coagulation as pretreatment is proven to be effective for the alleviation of membrane fouling. In… read more here.

Keywords: coagulation; cake layer; combined system; membrane fouling ... See more keywords
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Dynamic Simulation of an ICE-ORC Combined System Under Various Working Conditions

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Published in 2018 at "IFAC-PapersOnLine"

DOI: 10.1016/j.ifacol.2018.10.006

Abstract: Abstract In recent years, energy conservation and emission reduction have been the main targets for the industry of internal combustion engine (ICE). The waste heat recovery from ICEs can improve the overall energy efficiency obviously… read more here.

Keywords: system; ice orc; orc combined; combined system ... See more keywords
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The experimental investigation on a novel transcritical CO2 heat pump combined system for space heating

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Published in 2019 at "International Journal of Refrigeration"

DOI: 10.1016/j.ijrefrig.2019.05.004

Abstract: Abstract Performance improvement methods attending to sub-cool CO2 at the gas-cooler outlet to improve the system COP and reduce the optimum discharge pressure by combining another system have been popular recently. In this paper, a… read more here.

Keywords: system; combined system; co2 heat; heat pump ... See more keywords
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Optimal design of synergistic distributed renewable fuel and power systems

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Published in 2017 at "Renewable Energy"

DOI: 10.1016/j.renene.2016.03.051

Abstract: The concepts of the biorefinery and microgrid have emerged as ways to increase the sustainability of the energy infrastructure. Although typically considered as separate systems, synergies exist between the biorefinery and the microgrid, suggesting that… read more here.

Keywords: system; energy; biorefinery microgrid; combined system ... See more keywords
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Thermodynamic Modeling and Exergy Analysis of A Combined High-Temperature Proton Exchange Membrane Fuel Cell and ORC System for Automotive Applications

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Published in 2022 at "International Journal of Molecular Sciences"

DOI: 10.3390/ijms232415813

Abstract: A combined system consisting of a high-temperature proton exchange membrane fuel cell (HT-PEMFC) and an organic Rankine cycle (ORC) is provided for automotive applications in this paper. The combined system uses HT-PEMFC stack cathode exhaust… read more here.

Keywords: system; combined system; temperature proton; temperature ... See more keywords