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題 名 | 熱磨機械紙漿及化學熱磨機械紙漿最適解纖條件動力消耗之分析(1)--樹種特性與解纖動力=Analyses of Power Consumption for the Optimal Defibering of TMP and CTMP(Ⅰ) Nature of Species and Defibering Power Consumption Analyses |
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作 者 | 藍浩繁; 黃耀富; 汪淮; | 書刊名 | 林產工業 |
卷 期 | 16:3 1997.09[民86.09] |
頁 次 | 頁453-467 |
分類號 | 436.18 |
關鍵詞 | 熱磨機械紙漿; 化學熱磨機械紙漿; 解纖; 電力分析; 電力消耗量; 臺灣速生樹種; 蔗渣; 麻竹; TMP; CTMP; Defibrizing; Energy analysis; Power consumption; Fast-growing tree grown in taiwan; Bagasse; Ma bamboo; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究計選用臺灣產之相思樹、木油桐、臺灣赤楊、銀合歡、江某、山黃麻、楓 香及麻六甲合歡等八種速生闊葉材;臺灣二業松、鐵杉、杉木及柳杉等四種針葉樹材;以及 地區性特殊作物 - 蔗渣及竹材 (麻竹 ) 等為原料,應用典型熱磨製漿法及化學熱磨製漿法 製造 TMP 及 CTMP。而製漿之影響因子與動力消耗之關係藉解纖電力消耗分析方法分別探討 樹種特性影響動力解纖之情形,綜合試驗結果如下:(1)批式解纖機空轉之動力受蒸汽壓力 影響,電流經時變化及電流消耗量亦有所差異。(2)利用電力分析儀之瞬間波形電流變化, 瞭解初期動力之電力消耗量為最大, 但因樹種特性差異及用藥量之不同,其動力均於 20-40 秒內有顯著變化,約至 60 秒後電力趨於緩和。(3)批式動力解纖之電力消耗量及電流經時 變化情形,將可做為變化製漿條件之評估依據。(4)受樹種特性及容積密度之不同影響,14 種試材之電力消耗量與容積密度關係呈現出多項式迴歸線,14種試材中於容積密度 0.31-0.45 範圍其電力消耗量會隨容積密度增加而增加,且出現電力消耗量之高峰。於容積 密度 0.45-0.70 範圍則隨容積密度增加而減少。而在容積密度 0.70-0.86 範圍時其電力消 耗量隨容積密度增加而增大。又 TMP 紙漿之電力消耗量均比 CTMP 紙漿來的大。 |
英文摘要 | In this study, the pulping potentials of 14 species for TMP and CTMP pulping are evaluated 8 hardwood species (Taiwan acacia, Wood oil tree, Formosan alder, Giant leucaena, Schefflera tree, India charcoal trema, Formosan sweet gum, and Malacca albizzia),4 softwood species (Taiwan red pine, Chinese hemlock, China fir and Japanese fir) and 2 non-wood plants (Bagasse and Ma bamboo). Power consumption through defibrizing process are determined. Results of the effect of nature of species on power consumption are summarized as follows:(1)The power consumption of the defibrator under no load state is affected by the steam pressure in it. Therefore, If the steam pressure are different, then the electric current change through working period and the total power consumption will have different results. (2)From the electric current spectra on power analyzer, it shows that power consumption at the initial stage is highest. Meanwhile, the working power swings violently within 20 to 40 seconds due to the differences in the nature of species and chemical dosage and consumed steadily after 60 seconds as the defibrator was switched on. (3)The results of the power consumption and electric current spectra analysis could be used for approaching pulping variables. (4)The nature and specific gravity of species are two factors that affect on the power consumption of the defibrator. The regression analysis of power consumption and specific gravity of 14 types of species have a result of hyperbola. The defibrizing power of species having sp.gr. from 0.31 to 0.45 increases with sp. gr.. Meanwhile, the highest peak of power consumption is the one of 0.45. Then, the power consumption is decreases with sp. gr.(0.45 to 0.70) and increase again with sp. gr. (0.70 to 0.86). And, the power consumption of TMP is higher than that of CTMP. |
本系統中英文摘要資訊取自各篇刊載內容。