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优化稳定无氧垃圾填埋场液处理使用臭氧化与金属化合物使用响应表面方法

Siti Nor Farhana Zakaria¹, Hamidi Abdul Aziz^2,3, Maheera Mohamad⁴

¹Faculty of Engineering, Universiti Malaysia Sabah, Kota Kinabalu, Sabah, Malaysia.

Water environment research : a research publication of the Water Environment Federation

|October 13, 2023

概括

使用ZrCl4的臭氧化有效地去除了马来西亚垃圾填埋场液中的污染物,达到99%以上的颜色和COD去除. 这项研究优化了O3/ZrCl4工艺,以实现高效的水处理.

科学领域:

环境科学环境科学
化学工程是化学工程的重要组成部分.
水处理技术水处理技术

背景情况:

马来西亚面临着越来越多的固体废物和水产生的问题.
液具有较低的生物降解性和高毒性,造成环境和健康风险.
高度的化学氧气需求 (COD),颜色和氨 (NH3-N) 需要在排放前进行有效的处理.

研究的目的:

为了研究与金属化合物 (ZrCl4和SnCl4) 结合的臭氧化的有效性,用于垃圾填埋场液的修复.
使用响应表面方法 (RSM) 来优化臭氧化过程.

主要方法:

研究了使用ZrCl4 (O3/ZrCl4) 和SnCl4 (O3/SnCl4) 进行臭氧化,用于浸出水处理.
采用响应表面方法 (RSM) 来优化实验条件.
根据COD,颜色和NH3-N度评估污染物去除效率.

主要成果:

与O3/SnCl4.4相比,使用ZrCl4 (O3/ZrCl4) 的臭氧化显示出更高的污染物去除能力.
O3 / ZrCl4实现了99.8%的色彩,93.5%的COD和46.3%的NH3-N的去除.
通过RSM优化条件产生了高模型匹配 (R2>0.998) 和有效的污染物减少.

结论:

使用ZrCl4的臭氧化是一种高度有效和高效的方法,用于处理稳定的垃圾填埋场液.
优化的O3 / ZrCl4工艺为产生清晰的废水和解决水污染挑战提供了一个有前途的方法.
这项研究提供了一种新的策略,用于有效和高效地处理垃圾填埋场的水.

关键词:

垃圾填埋场的漂水处理方法氧化过程中的氧化过程.臭氧化是一种臭氧化.锡四化物锡四化物四化 (Zirconium Tetrachloride) 是一种四化物.

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