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高铝粉煤灰铝硅化合物在稀碱溶液中的浸出行为
薄春丽; 郑诗礼; 马淑花; 谢华
2012
Source Publication过程工程学报
Issue04Pages:613-617
Abstract研究了循环流化床锅炉高铝粉煤灰中铝和硅在NaOH稀溶液中的浸出行为,在对高铝粉煤灰的组成、物相等物化性质研究的基础上,考察了碱浓度、反应温度和反应时间等工艺参数对粉煤灰中铝硅反应性能的影响.结果表明,粉煤灰为大小不一的不规则颗粒,疏松多孔,具有较高的反应活性;在温和条件下,碱溶液中铝硅溶出规律存在较大差异,在95℃、碱浓度为150g/L、反应90min时二者差异最大,SiO2溶出率可达23.15%,而Al2O3的溶出率仅为1.68%,粉煤灰的铝硅比可由0.78提高到0.99.
Keyword高铝粉煤灰 氧化铝 二氧化硅 碱溶液 预脱硅
Document Type期刊论文
Version出版稿
Identifierhttp://ir.ipe.ac.cn/handle/122111/9719
Collection研究所(批量导入)
Recommended Citation
GB/T 7714
薄春丽,郑诗礼,马淑花,等. 高铝粉煤灰铝硅化合物在稀碱溶液中的浸出行为[J]. 过程工程学报,2012(04):613-617.
APA 薄春丽,郑诗礼,马淑花,&谢华.(2012).高铝粉煤灰铝硅化合物在稀碱溶液中的浸出行为.过程工程学报(04),613-617.
MLA 薄春丽,et al."高铝粉煤灰铝硅化合物在稀碱溶液中的浸出行为".过程工程学报 .04(2012):613-617.
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