Experimental exergy and energy analysis of a novel high-temperature heat pump with scroll compressor for waste heat recovery
Sign Up to like & getrecommendations! Published in 2019 at "Applied Energy"
DOI: 10.1016/j.apenergy.2019.113504
Abstract: Abstract The industrial sector demands novel sustainable energy systems to advance in its decarbonisation and meet the targets of the Paris Agreement for the climate change mitigation. High-Temperature Heat Pumps (HTHPs) are being investigated as… read more here.
Keywords: compressor; heat; temperature heat; high temperature ... See more keywords
An experimental study of temperature and heat flux in a channel with an asymmetric thermal plume
Sign Up to like & getrecommendations! Published in 2017 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2016.11.017
Abstract: Abstract A set of small-scale experiments were conducted to investigate the temperature and heat flux characteristics in a channel with an asymmetric thermal plume led by the restriction effect of sidewall. Rectangle heptane pools with… read more here.
Keywords: heat; temperature heat; heat flux; thermal plume ... See more keywords
Experimental investigation on the performance of a very high temperature heat pump with water refrigerant
Sign Up to like & getrecommendations! Published in 2020 at "Energy"
DOI: 10.1016/j.energy.2019.116427
Abstract: Abstract Vapor compression very high temperature heat pumps (VHTHPs) with low-GWP refrigerants have attracted enormous attention for waste heat recovery. To yield high temperature output, a water vapor twin-screw compressor with water-injection is developed and… read more here.
Keywords: temperature; temperature heat; experimental investigation; water ... See more keywords
High temperature heat extraction from counterflow porous burner
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Heat and Mass Transfer"
DOI: 10.1016/j.ijheatmasstransfer.2018.08.027
Abstract: Abstract Energy extraction from an adiabatic regenerative porous burner is studied numerically. Steady state governing equations are solved to predict the fluid and thermal properties of the system. The temperature of heat extraction is varied… read more here.
Keywords: temperature heat; extraction; porous burner; burner ... See more keywords
A HBM approach for temperature and heat flux convection–diffusion equations and nonlinear problems
Sign Up to like & getrecommendations! Published in 2019 at "Nuclear Engineering and Design"
DOI: 10.1016/j.nucengdes.2018.11.023
Abstract: Abstract Solving convection diffusion equation is widely required in many fields of science, technology and engineering. The calculation is usually difficult and time-consuming. In this paper, a highly efficient method, the half boundary method (HBM),… read more here.
Keywords: convection; heat flux; convection diffusion; temperature heat ... See more keywords
A New Look at the Structural and Magnetic Properties of Potassium Neptunate K2NpO4 Combining XRD, XANES Spectroscopy, and Low-Temperature Heat Capacity
Sign Up to like & getrecommendations! Published in 2017 at "Inorganic Chemistry"
DOI: 10.1021/acs.inorgchem.7b00462
Abstract: The physicochemical properties of the potassium neptunate K2NpO4 have been investigated in this work using X-ray diffraction, X-ray absorption near edge structure (XANES) spectroscopy at the Np-L3 edge, and low-temperature heat capacity measurements. A Rietveld… read more here.
Keywords: low temperature; heat capacity; spectroscopy; temperature heat ... See more keywords
Encapsulated Copper-Based Phase-Change Materials for High-Temperature Heat Storage
Sign Up to like & getrecommendations! Published in 2022 at "ACS Omega"
DOI: 10.1021/acsomega.1c06751
Abstract: In this study, a copper-based capsule, encapsulated by a black alumina shell using a simple method, was developed for high-temperature heat storage over 1000 °C. The shell was filled with copper beads (diameter = ∼3… read more here.
Keywords: copper; temperature heat; heat storage; heat ... See more keywords
The effect of lattice disorder on the low-temperature heat capacity of (U1−yThy)O2 and 238Pu-doped UO2
Sign Up to like & getrecommendations! Published in 2019 at "Scientific Reports"
DOI: 10.1038/s41598-019-51476-3
Abstract: The low-temperature heat capacity of (U1−y Th y )O2 and 238Pu-doped UO2 samples were determined using hybrid adiabatic relaxation calorimetry. Results of the investigated systems revealed the presence of the magnetic transition specific for UO2… read more here.
Keywords: low temperature; 238pu doped; temperature heat; doped uo2 ... See more keywords
High-temperature heat capacity of the oxide compounds in the Bi2O3–V2O5 system
Sign Up to like & getrecommendations! Published in 2017 at "Inorganic Materials"
DOI: 10.1134/s0020168517030037
Abstract: The compounds BiVO4, Bi4V2O11, and Bi12V2O23 have been prepared by solid-state synthesis using stoichiometric mixtures of Bi2O3 and V2O5. The effect of temperature on the heat capacity of the synthesized bismuth vanadates has been studied… read more here.
Keywords: bi2o3 v2o5; heat capacity; temperature heat;
High-Temperature Heat Capacity and Thermodynamic Properties of HoBiGeO5 and ErBiGeO5
Sign Up to like & getrecommendations! Published in 2018 at "Inorganic Materials"
DOI: 10.1134/s0020168518090029
Abstract: Polycrystalline HoBiGeO5 and ErBiGeO5 samples have been prepared by solid-state reactions, by firing stoichiometric mixtures of Ho2O3 (Er2O3), Bi2O3, and GeO2. The effect of temperature on the heat capacity of the synthesized compounds has been… read more here.
Keywords: heat capacity; hobigeo5 erbigeo5; temperature heat;
High-temperature heat capacity of oxides of the CuO–V2O5 system
Sign Up to like & getrecommendations! Published in 2017 at "Physics of the Solid State"
DOI: 10.1134/s1063783417060075
Abstract: CuV2O6 and Cu2V2O7 compounds have been produced from initial components CuO and V2O5 by solid-phase synthesis. The high-temperature heat capacity of the oxide compounds has been measured using differential scanning calorimetry. The thermodynamic properties (the… read more here.
Keywords: cuo v2o5; heat capacity; high temperature; temperature heat ... See more keywords