PLANT FOR DRYING WOODEN PARTS MAINLY BOARDS WITH USE OF MICROWAVE ENERGY Russian patent published in 1997 - IPC

FIELD: drying wooden parts of any thickness at high content of moisture. SUBSTANCE: plant has device for moving the parts being dried along specified trajectory, at least one microwave energy source, one device for acting on wooden parts by microwave energy, line transmitting the microwave energy to this device, device for blowing the parts and removing suspended moisture, as well as device for automatic follow-up alignment of microwave energy source and transmission line. Device for automatic follow-up alignment is made in form of standing-wave ratio measurement unit and reflected wave compensation in transmission line made in form of probe standing-wave ratio meter, computer and control unit and adjusting unit connected in series. EFFECT: enhanced efficiency. 5 cl, 4 dwg