Energy-effective elimination of harmful microcystins by a non-thermal plasma process

被引:13
作者
Kim, Hee-Jun [1 ]
Won, Chan-Hee [1 ]
Hong, Yeong-Pyo [2 ]
Lee, In Ho [2 ]
Kim, Hyun-Woo [1 ]
机构
[1] Jeonbuk Natl Univ, Soil Environm Res Ctr, Dept Environm Engn, Div Civil Environm Mineral Resource & Energy Engn, Jeonju 54896, South Korea
[2] Groon Ltd, 109 Wonmanseong Ro, Jeonju Si, Jeollabuk Do, South Korea
关键词
Microcystins; Non-biodegradability; Advanced oxidation; Non-thermal plasma; Energy per order; ADVANCED OXIDATION PROCESSES; WATER-TREATMENT; DEGRADATION; LR; CYANOBACTERIA; REMOVAL; TOXINS; FENTON; LAKES; UV;
D O I
10.1016/j.chemosphere.2021.131338
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
Some cyanobacteria produce toxins that threaten the aquatic ecosystem and human health. To prevent serious consequences, this study suggests a potential means of reducing microalgal toxins, microcystins (MCs) by applying non-thermal plasma (NTP) process. Quantified MC-RR, -LR, and -YR were drastically degraded and removed as much as 99.9% by reactive species generated by NTP. Results further demonstrate that NTP uses less energy based on estimated energy per order (EEO kWh m(-3) order(-1)) than other advanced oxidation processes and requires relatively less time to remove the MCs. As a result, NTP may be a viable management option for effective MC control during severe surface water blooms.
引用
收藏
页数:5
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