化工废水处理技术的优化研究

化工废水处理技术的优化研究 

摘要

本文深入探讨了化工废水处理技术的优化,旨在解决当前化工废水引发的严峻环境问题。化工废水因其复杂的水质、高含量的污染物、丰富的有毒有害物质以及pH值的大幅波动,对水体和土壤造成了不可忽视的危害。为了应对这些挑战,本文首先对当前化工废水处理技术进行了系统的回顾与分析。传统的微电解技术、混凝沉淀技术和活性炭吸附技术等在化工废水处理中发挥了重要作用,但在处理高浓度难降解有机物、降低成本与提高经济效益、应对日益严格的排放标准等方面,仍存在一定的局限性。针对这些挑战,本文提出了多项创新性的优化策略。强化预处理过程,通过物理、化学或生物方法预先去除废水中的大部分污染物,为后续处理奠定良好基础。发展组合与高效分离技术,将不同处理技术有效结合,发挥各自优势,实现难降解有机物的高效去除。同时,引入先进氧化技术,利用氧化剂或催化剂将有毒有害物质转化为无害物质,降低其对环境的危害。此外,本文还强调了智能化与自动化控制在废水处理过程中的重要性。通过引入先进的控制系统和信息技术,实现对废水处理过程的实时监控、自动调整和优化控制,提高处理效率和安全性,降低人为操作的风险和误差。

关键词:化工废水;处理技术;预处理


Abstract

This article delves into the optimization of chemical wastewater treatment technology, aiming to solve the severe environmental problems caused by current chemical wastewater. Chemical wastewater, due to its complex water quality, high content of pollutants, abundant toxic and harmful substances, and significant fluctuations in pH value, poses significant harm to water and soil that cannot be ignored. To address these challenges, this article first provides a systematic review and analysis of current chemical wastewater treatment technologies. Traditional micro electrolysis technology, coagulation sedimentation technology, and activated carbon adsorption technology have played an important role in the treatment of chemical wastewater. However, there are still certain limitations in treating high concentration and difficult to degrade organic matter, reducing costs and improving economic benefits, and responding to increasingly strict emission standards. In response to these challenges, this article proposes multiple innovative optimization strategies. Strengthen the pre-treatment process by removing most of the pollutants from wastewater through physical, chemical, or biological methods, laying a solid foundation for subsequent treatment. Develop combination and efficient separation technologies, effectively combine different treatment technologies, leverage their respective advantages, and achieve efficient removal of difficult to degrade organic matter. At the same time, advanced oxidation technology is introduced to use oxidants or catalysts to convert toxic and harmful substances into harmless substances, reducing their harm to the environment. In addition, this article also emphasizes the importance of intelligence and automation control in the wastewater treatment process. By introducing advanced control systems and information technology, real-time monitoring, automatic adjustment, and optimized control of the wastewater treatment process can be achieved, improving treatment efficiency and safety, and reducing the risks and errors of human operations.

Keywords:Chemical wastewater; Processing technology; Pre processing 


目  录

摘要 I
Abstract II
一、绪论 1
(一)研究背景及意义 1
(二)国内外研究现状 1
(三)研究目的和内容 2
二、化工废水的特征与危害 3
(一)化工废水的基本特征 3
(二)化工废水的危害 3
三、化工废水处理常用技术和方法 5
(一)微电解技术 5
(二)混凝沉淀技术 5
(三)活性炭吸附技术 6
四、当前化工废水处理存在的问题 7
(一)高浓度难降解有机物的处理 7
(二)处理成本与经济效益的矛盾 7
(三)排放标准日益严格 7
(四)缺乏系统化和集成化的处理方案 8
五、化工废水处理技术的优化 9
(一)强化预处理过程 9
(二)发展组合与高效分离技术 9
(三)应用先进氧化技术 10
(四)智能化与自动化控制 10
结 论 12
参考文献 13
 
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