HEAT EXCHANGER Russian patent published in 1994 - IPC

FIELD: heat exchanger engineering. SUBSTANCE: heat exchanger has corrugated plates 6. Corrugated plates 6 adjoin flat plate 7 at side opposite to tube 3. Corrugated plate 6 is partially brought into loop-shaped zones from both sides. Corrugated plates 5 are located between straight-line sections of tube 3. Corrugated plates 5 are alternately brought into one of above-mentioned zones. Plates 5 and 6 are brought into loop-shaped zones within same depth. Tube 3 has circular section only over section beyond corrugated plate 6. EFFECT: reduced values of mass and size characteristics. 3 dwg