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Simulation and optimization of a LiBr solar absorption cooling system with evacuated tube collectors

Assilzadeh, F.; Kalogirou, S.A.; Ali, Y.; Sopian, K. - In: Renewable Energy 30 (2005) 8, pp. 1143-1159

absorption unit. The modeling and simulation of the absorption solar cooling system is carried out with TRNSYS program. The …

Persistent link: https://www.econbiz.de/10011045897

Solar absorption cooling in Spain: Perspectives and outcomes from the simulation of recent installations

García Casals, Xavier - In: Renewable Energy 31 (2006) 9, pp. 1371-1389

cooling options. In this paper, we present some conclusions arising from the experience gained in detailed TRNSYS dynamical …

Persistent link: https://www.econbiz.de/10011044910

Thermoeconomic analysis of storage systems for solar heating and cooling systems: A comparison between variable-volume and fixed-volume tanks

Buonomano, Annamaria; Calise, Francesco; Ferruzzi, Gabriele - In: Energy 59 (2013) C, pp. 600-616

The paper investigates different control strategies for the thermal storage management in SHC (Solar Heating and Cooling) systems. The SHC system under investigation is based on a field of evacuated solar collectors coupled with a single-stage LiBr–H2O absorption chiller; auxiliary thermal...

Persistent link: https://www.econbiz.de/10011054872

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

A dynamic multi-level model for adsorptive solar cooling

Santori, Giulio; Sapienza, Alessio; Freni, Angelo - In: Renewable Energy 43 (2012) C, pp. 301-312

an adsorption chiller. The model integrates detailed simulation of the adsorption cycle (component level) into the …/water unit. The model was used to ascertain the feasibility of solar-driven adsorption cooling and for optimization purposes. In … the base case simulated, the adsorption chiller cooled down the outdoor air to 16.1 °C. The daily average COP of the …

Persistent link: https://www.econbiz.de/10011044411

A new conception of an adsorptive solar-powered ice maker

Boubakri, A - In: Renewable Energy 28 (2003) 5, pp. 831-842

An experimental data base obtained from specific tests carried out on an adsorptive solar-powered ice maker using methanol/carbon pair and equipped with the collector–condenser technology is analysed and the part of the evaporator in the condensation of the methanol vapour during the...

Persistent link: https://www.econbiz.de/10011045213

Evaluation of thermal parameters and simulation of a solar-powered, solid-sorption chiller with a CPC collector

González, Manuel I.; Rodríguez, Luis R.; Lucio, Jesús H. - In: Renewable Energy 34 (2009) 3, pp. 570-577

A model is presented to simulate the operation of a solid-sorption chiller using the methanol-activated carbon pair and a CPC (compound parabolic concentrator) solar collection system. The model is based on assigning constant thermal exchange parameters to all the main elements...

Persistent link: https://www.econbiz.de/10011045662

The use of phase change materials in domestic heat pump and air-conditioning systems for short term storage: A review

Moreno, Pere; Solé, Cristian; Castell, Albert; Cabeza, … - In: Renewable and Sustainable Energy Reviews 39 (2014) C, pp. 1-13

Heat pumps for space heating and cooling are a mature and highly efficient technology that can take advantage of renewable energies. They can also provide energy savings by load shifting when they operate together with thermal energy storage (TES). This paper presents a literature review of TES...

Persistent link: https://www.econbiz.de/10010931112

An overview of solid desiccant dehumidification and air conditioning systems

Sultan, Muhammad; El-Sharkawy, Ibrahim I.; Miyazaki, … - In: Renewable and Sustainable Energy Reviews 46 (2015) C, pp. 16-29

To address the importance of desiccant air-conditioning (DAC) systems, this paper discusses the comparison between DAC and conventional vapor compression air-conditioning (VAC). Performance and economic feasibility (PEF) of the system is conferred with reference literature to correlate the types...

Persistent link: https://www.econbiz.de/10011264021

Air-conditioning for sleeping environments in tropics and/or sub-tropics – A review

Dongmei, Pan; Shiming, Deng; Zhongping, Lin; Ming-yin, Chan - In: Energy 51 (2013) C, pp. 18-26

A human being spends approximately one-third of his/her life in sleep. Sleep can help people overcome tiredness, and is very important to one's memory. With the gradual understanding of the influence of thermal parameters in a sleeping environment on the quality of sleep, different thermal...

Persistent link: https://www.econbiz.de/10010808553

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