摘要 |
FIELD: heating. ^ SUBSTANCE: refrigerating unit for domestic cooling device includes leak-tight compressor and pre-compressor, oil cooler coil, condenser, connecting tube, evaporator and network of interconnected pipelines. Cylinder lid cooler is coupled with recuperative heat exchanger installed in oil reservoir of compressor. Inner pipeline of compressor functions as delivery coil linked with compressor cylinder at the inlet point, and with pre-compressor at the outlet point. Outlet nozzle of pre-compressor is connected to cylinder cooler. ^ EFFECT: increase of power efficiency and service life of domestic cooling device. ^ 1 dwg |