Improvement of thermodynamic cycle refrigerating installation container for transportation and storage of vaccine NVX-Cov2373
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Abstract
The issue of equipping refrigerated containers for transportation and storage of the NVX-CoV2373 vaccine with modified refrigeration units is being considered. The thermodynamic cycle of the refrigeration unit is subject to modification. The essence of the modification consists in replacing adiabat processes of compression of working bodies in all cycles of a two-stage refrigeration unit with polytropic processes. It is proposed to re-equip the standard 20-foot containers that are widely used today, since the infrastructure for their transportation and storage by sea, rail and air transport is already ready. Calculations have shown that with such an improvement in the thermodynamic cycle of the refrigeration unit, the daily energy savings will be about 100 kWh per container, and the annual energy savings will be more than 35 MWh, which corresponds to savings of more than 26 kg/day or about 10 tons / year of fuel, when using a diesel generator for generating electricity with a specific fuel consumption of 0.270 kg / kWh
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References
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