Schematic of DDGS Production
Alphonsus Utioh
Alphonsus Utioh
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Debranning<br />
time (sec)<br />
Removal <strong>of</strong> Starch<br />
Moisture 11.4% Moisture 13.0% Moisture 13.9%<br />
Pearled<br />
Wheat<br />
0 65.4<br />
Wheat<br />
Bran<br />
Pearled<br />
Wheat<br />
Wheat<br />
Bran<br />
Pearled<br />
Wheat<br />
Wheat<br />
Bran<br />
20 71.9 11.6 67.1 18.5 65.6 17.3<br />
40 69.4 12.8 74.3 21.1 65.3 16.5<br />
60 67.0 17.8 69.4 19.9 69.3 29.0<br />
• Starch content in the bran increased with abrasion time to 29%<br />
after 60 sec<br />
• Tempering increased starch loss<br />
• Moisture and abrasion time to optimize ethanol yield and plant<br />
throughput<br />
26