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Thermal behavior and performance assessment of a solar adsorption cooling system with finned adsorber

El Fadar, Abdellah - In: Energy 83 (2015) C, pp. 674-684

This paper presents a modeling and optimization investigation of a solar driven adsorption cooling system working with …

Persistent link: https://www.econbiz.de/10011264377

Improved lumped-capacitance model for heat and mass transfer in adsorbed gas discharge operations

Sphaier, L.A.; Jurumenha, D.S. - In: Energy 44 (2012) 1, pp. 978-985

An improved lumped-capacitance formulation for heat and mass transfer in adsorbed gas discharge operations has been developed. The formulation is obtained by employing the Coupled Integral Equations Approach (CIEA) for reducing one-dimensional transport equations for adsorbed gas storage in a...

Persistent link: https://www.econbiz.de/10010809139

Experimental study of the transient adsorption/desorption characteristics of silica gel particles in fluidized bed

Hamed, Ahmed M.; Abd El Rahman, Walaa R.; El-Emam, S.H. - In: Energy 35 (2010) 6, pp. 2468-2483

Transient adsorption/desorption characteristics of spherical particles of silica gel (about 3mm in diameter) in a …

Persistent link: https://www.econbiz.de/10010810829

Thermodynamic analysis and theoretical study of a continuous operation solar-powered adsorption refrigeration system

Hassan, H.Z.; Mohamad, A.A. - In: Energy 61 (2013) C, pp. 167-178

solar-driven adsorption cooling systems. In the present study, a developed solar-powered adsorption cooling system is … operating cycle of the system is based on adsorption at constant temperature. Both the cooling system operating procedure as … conservation principle and the equilibrium dynamics of the adsorption and desorption processes. The Dubinin–Astakhov adsorption …

Persistent link: https://www.econbiz.de/10011053268

Entropy generation minimization: A practical approach for performance evaluation of temperature cascaded co-generation plants

Myat, Aung; Thu, Kyaw; Kim, Young Deuk; Saha, Bidyut Baran - In: Energy 46 (2012) 1, pp. 493-521

We present a practical tool that employs entropy generation minimization (EGM) approach for an in-depth performance evaluation of a co-generation plant with a temperature-cascaded concept. Co-generation plant produces useful effect production sequentially, i.e., (i) electricity from the...

Persistent link: https://www.econbiz.de/10011053320

Correlations for the mass transfer coefficient in desiccant matrices when using linear driving force and pseudo-gas-side-controlled models

Ruivo, Celestino R.; Figueiredo, António R.; Costa, … - In: Energy 75 (2014) C, pp. 613-623

is simulated, for both adsorption and desorption processes, until the desiccant achieves equilibrium with the airflow. …

Persistent link: https://www.econbiz.de/10011053373

Modeling and simulation of heat and enthalpy recovery wheels

Nóbrega, C.E.L.; Brum, N.C.L. - In: Energy 34 (2009) 12, pp. 2063-2068

The application of heat and enthalpy wheels in HVAC systems has been steadily increasing, powered by the cost reduction associated with the decrease of the thermal load they provide. Heat wheels are usually employed to pre-cool the fresh air stream before it is admitted to the fan coil. When...

Persistent link: https://www.econbiz.de/10011053584

A graphical procedure for desiccant cooling cycle design

Nóbrega, C.E.L.; Brum, N.C.L. - In: Energy 36 (2011) 3, pp. 1564-1570

The interest in solid desiccant cooling cycles has been continuously increasing, supported by both the ecological soundness and the cost reduction associated with the low grade thermal energy it requires. As a result, many feasibility studies are conducted considering solar energy or waste heat...

Persistent link: https://www.econbiz.de/10011053882

Experimental and theoretical investigations on the cyclic operation of TSA cycle for air dehumidification using packed beds of silica gel particles

Ramzy, Ahmed K.; Kadoli, Ravikiran; T.P., Ashok Babu - In: Energy 56 (2013) C, pp. 8-24

. Desiccant material in the desiccant dehumidification system should undergo both adsorption and desorption processes. In the … present work, experimental tests have been carried out for thermal swing adsorption (TSA) cycle utilizing two packed beds of …

Persistent link: https://www.econbiz.de/10011053891

Simulation of an adsorption solar cooling system

Hassan, H.Z.; Mohamad, A.A.; Bennacer, R. - In: Energy 36 (2011) 1, pp. 530-537

A more realistic theoretical simulation model for a tubular solar adsorption refrigerating system using activated … adsorption bed, the condenser, and the evaporator. The simulation technique takes into account the variations of ambient …, the pressure distribution inside the adsorption bed has been found nearly uniform and varying only with time. Furthermore …

Persistent link: https://www.econbiz.de/10011053904