Effect of Airflow Field in the Tangential-Longitudinal Flow Threshing and Cleaning System on Harvesting Performance

Figure 2

Threshing and cleaning device flow-path model: 1 = upper air inlet, 2 = left air inlet, 3 = middle air inlet, 4 = impeller area, 5 = oscillating pan, 6 = right air inlet, 7 = airflow deflector, 8 = vibrating sieve (louver sieve), 9 = vibrating sieve (woven sieve), 10 = rubber sheet, 11 = return pan, 12 = tailing sieve, 13 = air outlet, 14 = longitudinal threshing cylinder area, 15 = screw feeding head area, and 16 = tangential threshing cylinder area.