Browsing by Author "Papakokkinos, Giorgos"
Now showing items 1-12 of 12
-
A comprehensive simulation tool for adsorption-based solar-cooled buildings. Control strategy based on variable cycle duration
(2021-01-15)
Article
Open AccessAdsorption cooling systems (ACS) may contribute towards a sustainable way of satisfying the increasing cooling demand, as they utilize solar thermal energy and employ non-ozone-depleting substances. Apart from the intrinsic ... -
A generalized computational model for the simulation of adsorption packed bed reactors – Parametric study of five reactor geometries for cooling applications
(2019-02-01)
Article
Open AccessEnvironmental concerns regarding global warming and ozone depletion urge towards sustainable solutions for satisfying the increasing cooling demand. Adsorption cooling technology could form part of the solution since it ... -
A multivariable control strategy based on fuzzy logic interference rule for a solar-driven, direct air-cooled H2O-LiBr absorption chiller
(Elsevier, 2024-05)
Article
Open AccessThe operation of a solar-driven H2O-LiBr Absorption Chiller (AbC) is subjected to various limitations regarding its ability to satisfy efficiently the required cooling demand while avoiding certain internal conditions, ... -
Bioclimatic Architecture: Numerical investigation of the Trombe wall concept
(Universitat Politècnica de Catalunya, 2013-07)
Master thesis
Restricted access - author's decision -
Computational investigation of the hexagonal honeycomb adsorption reactor for cooling applications: Honeycomb adsorption reactor for cooling
(2022-02-05)
Article
Open AccessAdsorption cooling is a sustainable technology, since it can utilize solar energy or waste heat, while employing substances without ozone depletion and global warming potential. The adsorption reactor design is determinant ... -
Computational modeling of adsorption packed bed reactors and solar-driven adsorption cooling systems
(Universitat Politècnica de Catalunya, 2021-05-03)
Doctoral thesis
Open AccessEnvironmental concerns regarding climate change and ozone depletion urge for a paradigm shift in the cooling production. The cooling demand exhibits an alarmingly increasing trend, thus its satisfaction in a sustainable ... -
Control strategy approach based on the operational results of a small capacity direct air -cooled LiBr -Water absorption chiller
(International Solar Energy Society, 2017)
Conference lecture
Open AccessThe scope of this paper is to give a short overview of the state of the art regarding control strategies, identify the role of different operating conditions, and provide useful suggestions for the design and operation of ... -
Dynamic modelling of an air-cooled LiBr-H2O absorption chiller based on heat and mass transfer empirical correlations
(2017)
Conference lecture
Restricted access - publisher's policyThe paper describes the numerical modelling of a direct air-cooled single-effect absorption chiller and validates the obtained results by means of experimental data obtained from an own-designed and commissioned small ... -
Numerical analysis of suction mufflers
(Purdue University, 2014)
Conference report
Restricted access - publisher's policyThe aim of this paper is to present the numerical resolution of suction muffler configurations (by means of a tridimensional, unstructured, parallel and object oriented CFD&HT TermoFluids code (Lehmkuhl, et al. 2007) ... -
Sensitivity Study To An Absorption System Performance Considering Heat And Mass Transfer Enhancements
(Purdue University, 2022)
Conference report
Restricted access - publisher's policyThis work describes the absorption system performance with working pairs LiBr-H2O and Carrol-H2O (Carrol contains LiBr and EG -Ethylene glycol- with a mass ratio at 4.5:1) considering the thermal characteristics enhancement. ... -
Transient model for the development of an air-cooled LiBr-H2O absorption chiller based on heat and mass transfer empirical correlations
(Elsevier, 2020-12)
Article
Open AccessThis work describes transient numerical modeling of a direct air-cooled,single-effect absorption chiller. The model is lumped parametric based on transient mass, momentum, and energy balances, applied to the internal ... -
Waste heat and water recovery for an industrial dryer by employing an absorption heat pump
(International Institute of Refrigeration, 2023)
Conference report
Restricted access - publisher's policyThis study elaborates the incorporation of thermally-driven absorption heat pumps (AbHP) in industrial dryers for waste heat recovery purposes. The waste heat stream – hot humid air that would otherwise be rejected – ...
