工业活性炭是一种黑色粉状,粒状或丸状的无定形具有多孔的碳,主要成分为碳,还含少量氧、氢、硫、氮、氯。也具有石墨那样的精细结构,只是晶粒较小,层层间不规则堆积。具有较大的表面积(500~1000米2/克),有很强的吸附性能,能在它的表面上吸附气体、液体或胶态固体;对于气体、液体,吸附物质的质量可接近于活性炭本身的质量。其吸附作用具有选择性,非极性物质比极性物质更易于吸附。在同一系列物质中,沸点越高的物质越容易被吸附,压强越大温度越低浓度越大,吸附量越大。反之,减压,升温有利于气体的解吸。
介绍了用DSZ(工业废渣)、PAM、活性炭等化学处理方法,进行静态、动态处理淀粉废水的实验研究。
Chemical methods, such as DSZ (an industrial solid waste), PAM, activated carbon, etc, were used in the experiment of static and dynamic treatment of the wastewater from starch production.
目前,活性炭烟气脱硫脱氮技术还没有达到工业实际应用水平,仍有许多问题有待研究。
At present this technology has not reached the practical industrial application level and it has many issues to be studied.
采用本方法制备出的活性炭已经成功应用于变压吸附法提纯氢气的工业装置,氢气的纯度达到99.999%。
The activated carbon prepared by this method has been successfully used in industrial equipment for hydrogen purification, with the hydrogen purity being more than 99. 999%.
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