磁场对光催化降解苯酚废水的影响  

Effect of Magnetic Field on Photocatalytic Degradation of Phenol Wastewater

作　　者：闫艳 曹梦竺[1] 刘洁 YAN Yan;CAO Meng-zhu;LIU Jie(Xuzhou Vocational College of Bioengineering School of Medicine and Food Science,Xuzhou 221000,China)

机构地区：[1]徐州生物工程职业技术学院药品食品学院,江苏徐州221000

出　　处：《安徽化工》2020年第6期70-71,74,共3页Anhui Chemical Industry

摘　　要：以苯酚溶液模拟有机废水,研究了在外加交变磁场作用下,苯酚溶液的初始浓度、溶液的初始pH、催化剂TiO2的投加量、H2O2的投加量、时间等因素对催化效果的影响。结果表明:苯酚模拟废水浓度为25 mg/L,用量为50 mL,其pH=8,加入催化剂TiO2量为0.10 g,加入30%的H2O2量为25μL,恒温30℃,交变磁场的频率为9 kHz,光照搅拌反应1 h,苯酚的降解率为52.14%。In this paper,phenol solution was used to simulate organic wastewater,the effects of initial concentration of phe⁃nol solution,initial pH of solution,amount of TiO2,amount of H2O2 and time on the catalytic performance were studied.The results show that the concentration of phenol simulated wastewater is 25 mg/L,the dosage is 50 mL,the pH is 8,the amount of TiO2 is 0.10 g,the amount of H2O2 is 25μL,the temperature is 30℃,the frequency of alternating magnetic field is 9 kHz,the degradation rate of phenol was 52.14%after 1 h of light agitation.

关 键 词：苯酚 光催化 交变磁场 

分 类 号：O643.36[理学—物理化学]