頁籤選單縮合
題 名 | 麻竹稈材之高溫乾燥=High-temperature Drying of Ma Bamboo (Dendrocalamus Latiflorus) Culm |
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作 者 | 李銘鐘; 塗三賢; 江吉龍; | 書刊名 | 林產工業 |
卷 期 | 31:4 2012.12[民101.12] |
頁 次 | 頁207-212 |
分類號 | 474.28 |
關鍵詞 | 麻竹; 高溫乾燥; Ma bamboo; Dendrocalamus latiflorus; High temperature drying; |
語 文 | 中文(Chinese) |
中文摘要 | 木竹材加工利用首重材料之乾燥。高溫乾燥麻竹稈材乾燥速率是傳統乾燥麻竹稈材乾燥速率五倍。高溫乾燥較傳統乾燥用電度數少,節省能源57%。在乾燥前後麻竹稈材之縱向音速,以高溫乾燥麻竹桿材其音速增加幅度較傳統乾燥音速增加幅度大,表示經高溫乾燥處理更可提高麻竹稈材強度。高溫乾燥麻竹直徑收縮率達7.5%,傳統乾燥麻竹直徑收縮率4.45%。高溫乾燥麻竹稈材之帄衡含水率(EMC),在室溫年帄均相對濕度75%下,帄衡含水率為10%。以1%(NaOH)熱水處理麻竹稈材會破壞竹稈表層組織,並影響強度。 |
英文摘要 | Wood and bamboo drying is the most important work of wood and bamboo processing. The high temperature drying rate of Ma bamboo is five times faster than that of the traditional drying. Compared to the traditional one, the high temperature drying of Ma bamboo can save 57% of electricity. After high temperature drying, the velocity of longitudinal sound wave of Ma bamboo increases more largely than that of the traditional drying. It reveals that the high temperature drying can enhance the strength of Ma bamboo. The shrinkage rate of Ma bamboo after high temperature drying is 7.5%, while that of the traditional drying is 4.45%. In addition, the high temperature drying decreases the EMC of Ma bamboo. However, treating with 1% (NaOH) hot water can affect the strength of Ma bamboo due to destruction of the surface tissue. |
本系統中英文摘要資訊取自各篇刊載內容。