SINGLE-UNIT VACUUM EVAPORATOR INSTALLATION Russian patent published in 1997 - IPC

FIELD: production of concentrated dairy products, including concentrated milk. SUBSTANCE: batch-operated installation has hot bulb with pipe heat exchanger where pipes are installed for circulation and by-passing of viscous product. Ratio of total area of by-pass pipes to area of overflow pipe is equal to 2.0-2.2. Heat-reflecting coating is found on outer surface of hot bulb. Collector for heat supply is disposed in middle section of hot bulb. Cooling circuit of pipe heat exchanger of condenser is divided into some isolated from each other sections connected in succession. Installed in lower part of evaporator across output branch pipe of overflow pipe is rib with height equal to 0.73-1.46 of pipe diameter. EFFECT: improved design. 4 cl, 4 dwg