淡江大學機構典藏:Item 987654321/39076
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    Title: 垃圾焚化飛灰中無機鹽對重金屬溶出之影響
    Authors: 高思懷;林家禾
    Contributors: 淡江大學水資源及環境工程學系
    Keywords: 焚化飛灰;重金屬;溶出試驗;無機鹽
    Date: 1995-11
    Issue Date: 2010-01-11 16:27:35 (UTC+8)
    Publisher: 臺南市:成功大學環境工程學系
    Abstract: 本研究係針對飛灰中之重金屬釋出作多方面的探討,研究結果發現在四個飛灰樣品之溶出液中,鉛、鋅、鎘以離子態,氫氧化合物及硫酸鹽化合物等三種型態存在,而在添加石灰的飛灰中則以高氫氧錯合的型態為主,但因溶出受到pH 值的影響較大,故除了鉛仍有一定的溶出量外,鋅及鎘之溶出量大為減少。至於在無機鹽類的影響方面,不論是鉛、鋅或鎘皆以鹽酸及硫酸的溶出量最大。鉛在顆粒較大,未加石灰的飛灰中以硫酸鹽影響較大,小顆粒或添加石灰的飛灰中,則以碳酸鹽的影響較大;鋅與鉛有相類似的情況;鎘則因氯鹽對其親和力大於另外兩者之故,有較明顯的影響趨勢。在添加石灰的飛灰中,不論無機鹽類為何,溶出程度一律為 Pb > Zn > Cd 。而在未加石灰的飛灰中,氯鹽及硝酸鹽之影響力為Cd> Pb > Zn ; ,硫酸鹽及碳酸鹽,則為Pb> Cd > Zn。
    Relation: 第十屆廢棄物處理技術研討會論文集=Proceedings 10th waste management technology conference,頁 247-254
    Appears in Collections:[Graduate Institute & Department of Water Resources and Environmental Engineering] Proceeding

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