REGENERATIVE TURBO-FAN HEAT EXCHANGER Russian patent published in 1995 - IPC

FIELD: heat exchange equipment. SUBSTANCE: heating medium passes through channel 3 in interblade channels of guide blades 6 and 7 of the rotor and gives its heat to the blades. Under effect of flow of heating medium and heated medium, the rotor rotates. When blades 6 go into channel 4 of heated medium, they give their heat to medium heated. Guides of blades are flat and disposed in radial planes, the rotor rotates as at direct-current motion of the blades, and at counter-current motion. EFFECT: improved efficiency. 3 dwg