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毕业论文网 > 任务书 > 环境科学与工程类 > 环境工程 > 正文

水合氧化锆/陶粒复合材料的制备及除磷性能研究任务书

 2020-04-17 20:29:42  

1. 毕业设计(论文)的内容和要求

内容: 随着工农业的高速发展和人类活动的加剧,水体中磷的含量日益增加,其主要来源为化肥的大规模使用、土壤侵蚀以及生活污水和工业废水的大量排放。

过量的磷排放至水体中,作为关键营养元素刺激藻类过快生长,破坏水生生态平衡,导致水体的富营养化。

我国市政污水一级排放标准中磷浓度限值为0.5 mg p/l,对于特殊地区或者敏感水体的要求更加严格,被设定为0.2 mg p/l。

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2. 参考文献

[1] 周圆.化学沉淀法处理磷化废水的实验研究[J].广州化工,2016,44( 11) : 109-110,142. [2] Ju X Q, Hou J F, Tang Y Q, et al. ZrO2 nanoparticles confined in CMK-3 as highly effective sorbent for phosphate adsorption[J]. Microporous and Mesoporous Materials, 2016, 230: 188-195. [3] Zou H M, Wang Y. Phosphorus removal and recovery from domestic wastewater in a novel process of enhanced biological phosphorus removal coupled with crystallization [J]. Bioresource Technology, 2016, 211: 87-92. [4] Hauduc H, Tak#225;cs I, Smith S, et al. A dynamic physicochemical model for chemical phosphorus removal [J].Water Research, 2015, 73: 157-170. [5] Su C C, Abarca R R M, de Luna M D G,et al. Phosphate recovery from fluidized-bed wastewater by struvite crystallization technology[J]. Journal of the Taiwan Institute of Chemical Engineers, 2014, 45( 5) : 2395-2402. [6] Sendrowski A, Boyer T H. Phosphate removal from urine using hybrid anion exchange resin [J]. Desalination, 2013, 322: 104-112. [7]Zhang Y Y, Pan B C, Shan C, et al. Enhanced phosphate removal by nanosized hydrated La (Ⅲ) oxide confined in cross-linked polystyrene networks[J]. Environmental Science &Technology, 2016, 50( 3) : 1447-1454. [8]Gu W, Xie Q, Qi C Y, et al.Phosphate removal using zinc ferrite synthesized through a facile solvothermal technique[J]. Powder Technology, 2016, 301:723-729. [9]Huang W Y, Yu X, Tang J P, et al. Enhanced adsorption of phosphate by flower-like mesoporous silica spheres loaded with lanthanum [J]. Microporous and Mesoporous Materials, 2015, 217: 225-232. [10]唐登勇,黄越,胥瑞晨,等.改性芦苇生物炭对水中低浓度磷的吸附特征[J]. 环境科学,2016,37( 6) : 2195-2201. [11]李海宁,陈静,李秋梅,等.铁锰复合氧化物包覆海砂的吸附除磷研究 [J].环境科学学报,2016,36( 3) : 880-886. [12]孟文娜,谢杰,吴德意,等. 活性氧化铝对水中磷的去除与回收研究[J].环境科学,2013,34( 1) : 231-236 [13]Xie J, Lin Y, Li C J, et al. Removal and recovery of phosphate from water by activated aluminum oxide and lanthanum oxid [J]. Powder Technology, 2015, 269: 351-357. [14]Cao D, Jin X Y, Gan L, et al. Removal of phosphate using iron oxide nanoparticles synthesized by eucalyptus leaf extract in the presence of CTAB surfactant[J]. Chemosphere, 2016, 159: 23-31. [15]Su Y, Yang W Y, Sun W Z, et al. Synthesis of mesoporous cerium-zirconium binary oxide nanoadsorbents by a solvothermal process and their effective adsorption of phosphate from water[J]. Chemical Engineering Journal, 2015, 268: 270-279.

3. 毕业设计(论文)进程安排

2019.1-2019.3 查阅文献,撰写文献综述和开题报告,并修改开题报告。

2019.3-2019.5 实验阶段(制定实验步骤、实验方案、实验、分析实验数据、补充实验) 2019.5-2019.6 撰写论文、修改论文,准备答辩。

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