MATERIAL DRYING PLANT Russian patent published in 1997 - IPC

FIELD: agricultural engineering. SUBSTANCE: end walls of plant are connected by means of detachable joints, for example, studs; inner members have solid walls. Devices for introducing the material and moisture- absorbing agent adjoin end wall of drum and are brought in communication by means of axial cavity. According to versions of invention, plant may be provided with several drums interconnected in series. Inner members have different geometric forms: polygonal framework and plates; pipe coiled in spiral, multistart spiral elements, concentric branch pipes. Drums are also provided with heaters arranged inside them which are made in form of radiating lamps or electric heating elements or Peltier elements connected to power supply source by means of time relay or by means of monitoring and control unit. EFFECT: enhanced efficiency. 8 cl, 19 dwg