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超声波降解水中的氯苯
Ultrasonic degradation of chlorobenzene in water
【摘要】 考察了用超声波降解水中氯苯的可行性、动力学、产物和TOC变化。在 2 0kHz和 4 0W的超声波作用下 ,氯苯的一级降解常数为 0 0 5 /min。随着所加超声功率的增高 ,氯苯降解常数呈线性增加。 30min内超声脱氯效率达到 6 6 % ,TOC去除达到 4 3%。
【Abstract】 The sonolysis of aqueous chlorobenzene was studied in terms of applicability, kinetics, product, and TOC change. The results show that under 20 kHz and 40 W ultrasound irradiation, the first order degradation constant of chlorobenzene reached 0.05/min. The degradation rate constant increased linearly with the applied sound power. Within 30 min, 66% organic chlorine was transformed into inorganic chloride ion and 43% of TOC was removed.
【基金】 深圳市科技局资助项目 ( 2 0 0 2 k3 13 4)
- 【文献出处】 环境污染治理技术与设备 ,Techniques and Equipment for Environmental Pollution Control , 编辑部邮箱 ,2004年09期
- 【分类号】X703
- 【被引频次】12
- 【下载频次】237