Absorption heat pump for waste heat reuse: current states and future development
Sign Up to like & getrecommendations! Published in 2017 at "Frontiers in Energy"
DOI: 10.1007/s11708-017-0507-1
Abstract: Absorption heat pump attracts increasing attention due to its advantages in low grade thermal energy utilization. It can be applied for waste heat reuse to save energy consumption, reduce environment pollution, and bring considerable economic… read more here.
Keywords: heat; waste heat; absorption heat; heat pump ... See more keywords
Post combustion CO2 capture in power plant using low temperature steam upgraded by double absorption heat transformer
Sign Up to like & getrecommendations! Published in 2017 at "Applied Energy"
DOI: 10.1016/j.apenergy.2017.08.009
Abstract: Abstract In CO 2 capture retrofit unit of existing coal-fired power plants, energy level mismatch between extraction steam from turbines and CO 2 regeneration process always results in large exergy destruction and low thermal efficiency.… read more here.
Keywords: system; power; absorption heat; capture ... See more keywords
Comments on “Variability of absorption heat pump efficiency for domestic water heating and space heating based on time-weighted bin analysis” (Appl. Therm. Eng., 130 (2018) 515)
Sign Up to like & getrecommendations! Published in 2019 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2019.02.056
Abstract: Abstract In the commented paper, M. Ally and V. Sharma model a version of an ammonia water absorption heat pump. At the core of their model, they assume that an evaporator outlet quality of 1… read more here.
Keywords: absorption heat; heat pump; heat; water ... See more keywords
Design and analysis of an ammonia-water absorption heat pump
Sign Up to like & getrecommendations! Published in 2020 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2019.114531
Abstract: Abstract This study focuses on the improvement of the efficiency of an absorption heat pump for high heating temperatures with ammonia-water as working pair, based on experimental investigations. For this purpose, the absorber and the… read more here.
Keywords: heat; ammonia water; absorption heat; heat pump ... See more keywords
Analysis of solubility, absorption heat and kinetics of CO2 absorption into 1-(2-hydroxyethyl)pyrrolidine solvent
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DOI: 10.1016/j.ces.2016.12.070
Abstract: Abstract The CO 2 absorption performance of aqueous 1-(2-hydroxyethyl)pyrrolidine (1-(2-HE)PRLD) was studied with respect to kinetics (i.e., in terms of the pseudo-first-order rate constant ( k o ) and second-order reaction rate constant ( k… read more here.
Keywords: absorption; hydroxyethyl pyrrolidine; solubility; absorption heat ... See more keywords
Experimental performance of a double-lift absorption heat transformer for manufacturing-process steam generation
Sign Up to like & getrecommendations! Published in 2017 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2017.05.074
Abstract: Abstract As widely known, some industrial processes produce a large amount of waste heat while others require a large amount of steam to heat the process flow. The main difference involves the temperature level of… read more here.
Keywords: double lift; heat transformer; absorption heat; steam ... See more keywords
Transient behavior assessments of a single-effect ammonia-water absorption heat pump system: Development of an efficient experimentally validated numerical framework
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Heat and Mass Transfer"
DOI: 10.1016/j.ijheatmasstransfer.2021.121252
Abstract: Abstract In this study, the long-term transient response of a single-effect ammonia-water gas-fired absorption heat pump prototype is investigated both numerically and experimentally. For the numerical model, heat and mass transfer components are divided into… read more here.
Keywords: heat; water; ammonia water; pump ... See more keywords
Multi-objective optimization of two double-flash geothermal power plants integrated with absorption heat transformation and water desalination
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Cleaner Production"
DOI: 10.1016/j.jclepro.2018.05.234
Abstract: Abstract Two configurations of double-flash geothermal power plants, one is combined with water desalination and one integrated with absorption heat transformation and water desalination, are proposed and investigated from the viewpoint of exergoeconomics. The main… read more here.
Keywords: absorption heat; water desalination; power;
Theoretical investigations on the cycle performance of a single-pressure diffusion absorption heat transformer with LiBr–H2O-R134a-TEGDME
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Cleaner Production"
DOI: 10.1016/j.jclepro.2020.123303
Abstract: Abstract A simulation model using the first thermodynamic law is first proposed to estimate the performance of diffusion absorption heat transformer, which could potentially improve energy utilization efficiency and reduce CO2 emission. Thermodynamic analyses are… read more here.
Keywords: diffusion; heat transformer; h2o; diffusion absorption ... See more keywords
An alternative approach towards absorption heat pump working pair screening
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DOI: 10.1016/j.renene.2016.08.014
Abstract: The successful market penetration of modern absorption heat pumps (AHP) today is critically dependent on their thermodynamic performance as well as other key factors like cost, reliability and inherent safety. Conventional AHPs have a proven… read more here.
Keywords: absorption heat; approach towards; working pair; performance ... See more keywords
Monitoring of gas driven absorption heat pumps and comparing energy efficiency on primary energy
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DOI: 10.1016/j.renene.2016.12.058
Abstract: This paper describes the methodology and results of monitoring several heat pump systems installed in public buildings in the North of Italy. The three-year project, led by the Energy Department of Politecnico di Milano, aimed… read more here.
Keywords: energy; absorption heat; heat; driven absorption ... See more keywords