APPARATUS FOR CONVECTION DRYING Russian patent published in 2016 - IPC F26B9/06 F26B21/02 

FIELD: technological processes.

SUBSTANCE: convective drying installation is designed for drying sawn timber in gaseous medium, which transfers heat by convection to timber. Convective drying installation consists of an enclosure, upper and lower circulation channels separated by a false ceiling, a fan, a humidifier, a heater, in area of working fluid from upper circulation channel into lower there are two gas-directing devices along whole width of drying chamber, both devices are located in upper circulation channel: one-in upper angle of installation, other between end of false ceiling and wall of installation.

EFFECT: uniform drying of boards on volume of stack due to uniform distribution of working agent on height of stack.

1 cl, 2 dwg