为考察纳米碳管(CNTs)、活性炭(AC)及其复合电极的电吸附脱盐性能,将其粉末压制成电极,组装成脱盐器,比较电极电吸附脱盐能力和脱盐能耗.结果表明,在活性炭电极中添加纳米碳管有效地降低了电极电阻和脱盐能耗,少量纳米碳管的添加能在一定程度上提高其电极比表面积、孔容以及在盐水中的比电容;当复合电极中纳米碳管的含量为10%时,其电极在盐水中的电吸附比电容达到113.5F/g,其电极脱盐效果最为显著,其脱盐耗能比活性炭电极降低约67%左右.
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