形式 spec | 直接加熱順流式 direct heating clockwise flow spec | 直接加熱順流式 direct heating clockwise flow spec | 直接加熱逆流式 heat directly coun-tercurrent spec | 直接加熱逆流式 heat directly coun-tercurrent spec | 復合加熱 complex heat | 復合加熱 complex heat |
物料種類 kinds of raw material | 礦石 ore | HP發泡劑 vesiccant | 高爐礦渣 slag of blast fumace | 硫銨 ammonium sulfate | 磷肥phosphorus fertilizer | 煤 coal |
處理量 amount to be treated (Kg/h) | 1000 | 466 | 15000 | 20000 | 12000 | 5000 |
初含水量 primary moisture(%) | 30 | 13 | 6 | 1.5 | 5 | 6.5 |
終含水量 final moisture(%) | 15 | 0.3 | 1 | 0.1 | 0.1 | 0.1 |
平均粒徑 average diameter(mm) | 6.5 | 0.05 | 4.7 | 0.5-1.7 | 0.5 | 5 |
物料堆積重度bulk density of rawmaterial (kg/m2) | 770 | 800 | 1890 | 1100 | 1500 | 750 |
熱風度 amount of hot air kg/h | 39000 | 5400 | 10750 | 9800 | 6500 | 16000 |
入口氣體溫度 temperature of air at inlret(℃) | 600 | 165 | 500 | 180 | 650 | 570 |
物料出口溫度temperature of raw material at outlet(℃) | | 42 | 100 | 70 | 80 | 75 |
加熱方式 way of heating | 煤氣 gas | 蒸氣或電加熱 electric heating | 重油 heavy oil | 燃煤熱風爐 coal fuel hot fumace | 重油 heavy oil | 重油 heavy oil |
裝料系數loading effciency(%) | | 6.3 | 7 | 7.5 | 7.8 | 18 |
轉速revolution(rpm) | 4 | 4 | 3.5 | 3 | 4 | 2 |
傾斜度gradient(m/m) | 0.04 | 0.05 | 0.03 | 0.05 | 0.05 | 0.043 |
抄板數目 quantity of stirring-up rake | 12 | 24 | 12 | 22 | 內筒外面8外筒內面16 outer of inner cylinder8 inner of out cylinde16 | 內筒外面6外筒內面12 outer of inner cylinder6 inner of out cylinde12 |
干燥器直徑 diameter of dryer(m) | 2.0 | 1.5 | 2 | 2.3 | 外筒2內筒0.84 out cylinde2, inner cylinder0.84 | 外筒2.4內筒 out cylinde2.4, inner cylinder0.95 |
干燥器長度length of dryer(m) | 20 | 12 | 17 | 15 | 10 | 16 |
驅動功率driving power(kw) | 22 | 7.5 | 15 | 11 | 11 | 15 |