应对水源季节性波动的岸滤预处理技术研究

来源 :第八届海峡两岸水质安全控制技术与管理研讨会 | 被引量 : 0次 | 上传用户:houj521
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
  本文以淮河中段H市为例,沿淮河垂向设置试验井,研究了试验井与河岸间距离对岸滤除污染效能的影响规律.研究结果表明,岸滤是一种自然、可靠、运行成本低的预处理工艺,能有效降低河流水源水中的污染物浓度,同时缓解河流水污染高峰对后续处理工艺的冲击负荷,起到较好的屏障作用.岸滤对有机物、氨氮和浊度的平均去除率分别为:57.0%~84.0%,45.4%~92.9%以及85.4%~98.6%.针对水质波动性较大的受污染河流水源,可将岸滤技术作为水源预处理工艺考虑,在岸滤技术应用过程中,应考虑水的硬度、碱度及pH变化对供水管网中水的化学稳定性的影响.
其他文献
Using tetraethyl orthosilicate as a main raw material, inorganic silica nanofibers (SNFs) were prepared through the combination of sol-gel process and electrospinning technique followed by pyrolysis.S
会议
Layer-by-layer (LbL) self-assembled technique has been proved to be a rapid and convenient method to construct nanothin films with tailored composites and structures.Various functional building blocks
会议
A water vapor induced phase separation (WVIPS) electrospinning for the preparation of core/shell nanofibers with a single capillary was described.The PAN/PVP core/shell nanofibers were fabricated by W
会议
Gas diffusion electrodes were now applied in the process of brine electrolysis in chlor-alkali industry to save energy.In order to promote the efficiency of the chlor.-alkali electrolysis, the current
会议
Carbon nanospheres(CSs) treated with Grignard reagent was used as carrier,which reacted with TiCl4 to form supported Ziegler-Natta catalyst.In the presence of AlEt3,this catalyst catalyzed ethylene po
In this paper, a series of polyimide (PI) nanofiltration membranes were prepared by two-step method [1,2].Based on our previous work, a gelation process was taken to prepare polyamic acid (PAA) nanofi
会议
By building a typical polymer nanocomposite(PNC) system, a detailed coarse-grained molecular dynamics simulation is adopted to investigate the change trend of the modulus and the micro-structural evol
会议
Polyimide constitutes an important class of high-performance materials characterized by excellent mechanical properties, thermal stability, chemical inertness and dielectric properties, and has attrac
会议
With potential advantages over cylinders made of conventional materials, filament wound carbon fiber/epoxy (CFRP) cylinders have been increasingly used for a variety of structural applications such as
会议
本文建立了水中草甘膦残留的高效液相色谱-柱后衍生检测法,该方法省却了繁琐以及对环境不友好的前处理步骤,直接进样测定.该方法的最小检出限为0.005mg/L,回收率在82%-95%之间,准确灵敏,在实际生产中应用非常广泛.