THE ESTIMATION OF THE ENERGY-ECOLOGICAL EFFICIENCY OF PACKAGED REFRIGERATING CHILLERS WORKING ON DIFFERENT REFRIGERANTS
DOI:
https://doi.org/10.18198/j.ind.gases.2005.0180Keywords:
Power engineering, Ecology, Greenhouse effect, The TEWI-analysis, The packaged refrigerating plant, A coolant, Volume efficiency, Electrical efficiency, Exergy efficiency, Retrofit, Energy-ecological efficiencyAbstract
In process of creation of chillers it is necessary to solve difficult energy-ecological problems of simultaneous increase of their power efficiency and decrease of negative influence of used refrigerants, coolants, making foam thermal insulation substances on global natural processes. For these purposes it is expedient to use as criterion of value of a full equivalent of global warming TEWI (Total Equivalent Warming Impact). Results are given of the TEWI-analysis for the packaged refrigerating plants created on the basis of the same not direct-flow compressor at work on traditional (R717C, R22) and alternative refrigerants (R407, R410A) is executed. For the first time the correctly concept of energy-ecological efficiency of the refrigerating plants is entered and its values for cases when as working bodies coolants R717 and R22 are used are determined.Downloads
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PROCESSES, CYCLES, SCHEMES AND THE EQUIPMENT OF REFRIGERATION AND CRYOGENIC SYSTEMS
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