全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

改性沸石对低浓度氨氮废水的动态吸附

Keywords: 天然沸石,改性,氨氮,动态吸附

Full-Text   Cite this paper   Add to My Lib

Abstract:

采用氯化钠溶液对甘肃白银天然沸石改性,以低浓度氨氮(NH4+-N)废水为处理对象,对比了天然沸石和改性沸石的动态吸附特性并绘制穿透曲线,利用Origin软件对实验数据分析处理,得出穿透曲线的通式。结果表明:在相同条件下,改性沸石的穿透时间和吸附饱和时间都比天然沸石的长约1.5倍;沸石经氯化钠改性后,对NH4+-N的吸附速率和饱和吸附量都明显提高,吸附性能显著改善。Origin软件对水溶液中NH4+-N的吸附穿透曲线的Logistic模型回归式具有较高的精度,该模型可以很好地反映沸石吸附剂的动态吸附过程。

References

[1]  张兵, 崔福义, 左金龙, 等. 斜发沸石对氨氮的去除效果及其再生试验研究. 中国给水排水, 2008,24(23):85-88 Zhang B., Cui F. Y., Zuo J. L, et al. Study on ammonia removal by clinoptilolite and its regeneration. China Water & Wasterwater, 2008,24(23):85-88(in Chinese)
[2]  Zheng H., Han L., Ma H., et al. Adsorption characteristics of ammonium ion by zeolite 13X. J. Hazard. Mater., 2008,158(2-3):577-584
[3]  安红梅, 吴立波, 岳尚超, 等. 斜发沸石对城市污水处理厂二级出水中氨氮的处理效果研究. 环境工程学报, 2010,4(5):1111-1115 An H. M., Wu L. B., Yue S. C., et al. Experimental study on removal of ammonia nitrogen in secondary effluent by clinoptilolite. Chinese Journal of Environmental Engineering, 2010,4(5):1111-1115(in Chinese)
[4]  董秉直, 夏丽华, 高乃云. 有机物对沸石去除氨氮的影响. 水处理技术, 2005,31(8):10-13 Dong B. Z., Xia L. H., Gao N. Y. Influence of organics on ammonia-nitrogen removal by zeolite. Technology of Water Treantment, 2005,31(8):10-13(in Chinese)
[5]  Karapinar N. Application of natural zeolite for phosphorus and ammonium removal from aqueous solutions. J. Hazard. Mater., 2009,170(23):1186-1191
[6]  李永飚, 黄友谊, 吴志超. 沸石粉吸氨性能影响因素研究. 四川环境, 2005,24(1):91-94 Li Y. B., Huang Y. Y., Wu Z. C. Study on ammonium adsorption by zeolite powder. Sichuan Environment, 2005,24(1):91-94(in Chinese)
[7]  Wang Y. F., Lin F., Pang W. Q. Ammonium exchange in aqueous solution using Chinese natural clinoptilolite and modified zeolite. J. Hazard. Mater., 2007,142(12):160-164
[8]  赵玲玲, 陈英文, 沈树宝. 丝光沸石去除生活污水中氨氮的实验研究. 环境科学与技术, 2007,30(9): 9-10 Zhao L. L., Chen Y. W., Shen S. B. Removel of ammonia nitrogen in municipal wasterwater by mordenite. Environment Science and Technology, 2007,30(9):9-10(in Chinese)
[9]  魏云霞. 基于沸石吸附-固定化微生物SBR-SND脱氮研究. 兰州: 兰州大学博士学位论文, 2007 Wei Y. X. Removeing ammonia nitrogen by zeolite combined microbe immobilization technology in SBR. Lanzhou: Doctoral Dissertation of Lanzhou University,2007(in Chinese)
[10]  余兰兰. 污泥吸附剂的制备及应用研究. 南京: 南京理工大学博士学位论文, 2006 Yu L. L. Study on preparation of adsorbents made from sewage sludges and their application. Nanjing: Doctoral Dissertation of Nanjing University of Technology, 2006(in Chinese)
[11]  奚旦立, 孙裕生, 刘秀英. 环境监测(3版). 北京: 高等教育出版社, 2004
[12]  温东辉. 天然沸石吸附: 生物再生技术及其在滇池流域暴雨径流污染控制中的试验与机理研究(1版). 北京: 中国环境科学出版社,2003
[13]  Tsitsis H. G. V., Ronikashvili T.G. Natural Zeolites.Chichester, England: Ellis Horwood Limited, 1992
[14]  罗仙平, 李健昌, 严群, 等. 处理低浓度氨氮废水吸附材料的筛选. 化工学报, 2010,61(1):216-222 Luo X. P., Li J. C., Yan Q., et al. Screening of optimum adsorbents for treating wastewater containing low concentration ammonia-nitrogen. Journal of Chemical Industry and Engineering, 2010,61(1):216-222(in Chinese)
[15]  王昊, 周康根. 氨氮废水的几种处理技术. 工业安全与环保, 2006,32(11):7-9 Wang H., Zhou K. G. The research development on the treatment of ammonia-nitrogen wastewater. Industrial Safety and Environmental Protection, 2006,32(11):7-9(in Chinese)
[16]  Police A., Tandoi V., Lestingi C. Influence of aeration and sludge retention time on ammonium oxidation to nitrite and nitrate. Water Res., 2002,36(10):2541-2546
[17]  钱福国, 陈天虎, 瞿丽. 安徽宣城天然斜发沸石深度处理氨氮废水研究. 非金属矿, 2008,31(2):62-66 Qian F. G., Chen T. H., Qu L. Study on depth treatment of ammonia nitrogen waste water by natural clinoptilolite in Xuancheng Anhui. Non-Metallic Mines, 2008,31(2):62-66(in Chinese)
[18]  陈宜滨, 李宝霞, 陈婉妹. 改性沸石处理氨氮废水试验研究. 福州大学学报(自然科学版), 2011,39(3):464-468 Chen Y. B., Li B. X., Chen W. M. Study on ammonia nitrogen removal from wastewater by modified zeolite. Journal of Fuzhou University (Natural Science Edition), 2011,39(3):464-468(in Chinese)
[19]  江喆, 宁平, 普红平, 等. 改性沸石去除水中低浓度氨氮的研究. 安全与环境学报, 2004,4(2):40-43 Jiang J., Ning P., Pu H. P., et al. Research on removing ammonia-nitrogen from water by activated zeolite. Journal of Safety and Environment, 2004,4(2):40-43(in Chinese)
[20]  Mumford K. A., Shallcross D. C.,Snape I.,et al. Application of temperature-dependent semiempirical thermodynaminc ion-exchange model to a multicomponent natural zeolite system. Ind. Eng. Chem. Res., 2008,47(21):8347-8354
[21]  Thornton A., Pearce P., Parsons S. A. Ammonium removal from solution using ion exchange on to mesolite: An equilibrium equilibrium study. J. Hazard. Mater., 2007,147(2-3):883-889
[22]  佟小薇,朱义年.沸石改性及其去除水中氨氮的实验研究.环境工程学报,2009,3(4):635-638 Tong X. W.,Zhu Y. N. Experimental study on the modification of natural stellerite and its removal of ammonian itrogen from water. Chinese Journal of Environmental Engineering,2009,3(4):635-638(in Chinese)

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133