酵母烘(hong)(hong)(hong)(hong)干机(ji)是(shi)以(yi)间接传(chuan)导加(jia)(jia)热(re)方式使物(wu)料(liao)(liao)(liao)(liao)加(jia)(jia)热(re)、水(shui)分汽(qi)(qi)化的烘(hong)(hong)(hong)(hong)干机(ji)，利(li)用蒸汽(qi)(qi)加(jia)(jia)热(re)。其(qi)烘(hong)(hong)(hong)(hong)缸(gang)（滚(gun)筒(tong)）是(shi)一(yi)外(wai)表面经过加(jia)(jia)工，表面光(guang)洁度(du)极高的金属(shu)空心(xin)圆(yuan)筒(tong)，在(zai)传(chuan)动(dong)(dong)装 置(zhi)（大(da)小(xiao)齿(chi)轮传(chuan)动(dong)(dong)）的驱(qu)动(dong)(dong)下，烘(hong)(hong)(hong)(hong)缸(gang)绕轴向转(zhuan)动(dong)(dong)且转(zhuan)速(su)可调整。浆料(liao)(liao)(liao)(liao)在(zai)预热(re)槽内(nei)进行预热(re)，预热(re)到50℃左(zuo)右，用输(shu)料(liao)(liao)(liao)(liao)泵输(shu)入烘(hong)(hong)(hong)(hong)缸(gang)下部浸料(liao)(liao)(liao)(liao)槽内(nei)，烘(hong)(hong)(hong)(hong)缸(gang)浸入约 60-80mm,旋转(zhuan)的烘(hong)(hong)(hong)(hong)缸(gang)外(wai)表面便(bian)沾(zhan)涂上一(yi)层(ceng)均匀的浆料(liao)(liao)(liao)(liao)（即薄(bo)膜厚(hou)度(du)），烘(hong)(hong)(hong)(hong)缸(gang)内(nei)通入蒸汽(qi)(qi)压力为(wei)0.15-0.3Mpa, 料(liao)(liao)(liao)(liao)浆在(zai)烘(hong)(hong)(hong)(hong)缸(gang)外(wai)壁被加(jia)(jia)热(re)，水(shui)分汽(qi)(qi) 化后(hou)由轴流风机(ji)排出。烘(hong)(hong)(hong)(hong)缸(gang)转(zhuan)动(dong)(dong)一(yi)周，物(wu)料(liao)(liao)(liao)(liao)完(wan)成(cheng)烘(hong)(hong)(hong)(hong)干，结片物(wu)料(liao)(liao)(liao)(liao)在(zai)烘(hong)(hong)(hong)(hong)缸(gang)外(wai)壁由刮刀完(wan)成(cheng)卸料(liao)(liao)(liao)(liao), 落到出料(liao)(liao)(liao)(liao)口收集。