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題 名 | 玉米穗軸之粉碎試驗 |
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作 者 | 李芳繁; | 書刊名 | 農業工程學報 |
卷 期 | 33:1 1987.03[民76.03] |
頁 次 | 頁112-118 |
分類號 | 434.251 |
關鍵詞 | 玉米; 粉碎; 穗軸; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究之粉碎試驗包括粗粉碎試驗與細粉碎試驗。粗粉碎機與細粉碎機均為鎚擊式,分別由3及10馬力之電動機所帶動。粗粉碎試驗使用18、23、35、42公尺/秒等四種打擊速度,與7、12、15、18mm等四種孔徑之篩網。細粉碎試驗以篩網孔徑為7mm之粗粉碎試驗產品為原料。細粉碎試驗之打擊速度為93公尺/秒,篩網有兩種,分別具有1.5與3mm之孔徑。 試驗結果顯示玉米穗軸含水率愈高,粉碎愈容易,反之則愈困難。粗粉碎之打擊速度以大於35公尺/秒效果較佳,速度低時穗軸木環部不易粉碎。粗粉碎能量與篩網孔徑成正比。細粉碎以使用打擊片效率較高,打擊鎚效率低不適於細粉碎。 |
英文摘要 | The tests in this research consisted of the coarse milling test and the fine milling test. The coarse mill and the fine mill were both hammer type and were driven by a 3HP and a 10HP motors, respectively. In the coarse milling tests, impacting speeds of 18, 23, 35 and 42m/s, and screens with 7, 12, 15 and 18 mm diameter openings were used. In the fine milling tests, impacting speed of 93 m/s and screens with 1.5 and 3 mm diameter openings were used. Testing results revealed that corncobs with higher moisture content were easier to be comminuted than those with lower moisture content. In the coarse milling the woody ring of corncob was difficult to comminute at low impacting speed, and an impacting speed greater than 35 m/s was needed for satisfied efficiency. The milling capacity of coarse mill increased with an increase in the opening diameter of the screen. In the fine milling, the striking late had much higher efficiency than that of the striking hammers. |
本系統中英文摘要資訊取自各篇刊載內容。