Performance optimisation for an irreversible variable-temperature heat reservoir air refrigerator

作者: L. Chen , S. Zhou , F. Sun , C. Wu

DOI: 10.1080/01430750.2005.9674989

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摘要: SYNOPSIS The performance analysis and optimisation of an irreversible air refrigerator with variable-temperature heat reservoirs is carried out by taking the cooling load density, i.e., ratio to maximum specific volume in cycle, as objective using finite-time thermodynamics (FTT) or entropy generation minimisation (EGM) this paper. analytical formulae for relationships between density pressure ratio, well coefficient (COP) are derived resistance losses hot- cold-side exchangers, compression expansion compressor expander. influences effectiveness inlet temperature reservoirs, efficiencies expander on versus provided numerical examples. performed...

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