Theoretical and Experimental Considerations for Bacteria Sterilization Using a Novel Multielectrode Dielectric-Barrier Discharge System

被引:1
作者
Forde, Edward [1 ,2 ]
Guiney, Ivor
Arshak, Khalil [1 ]
Adley, Catherine [3 ]
Barry, Catherine [3 ]
Jordan, Kieran [4 ]
机构
[1] Univ Limerick, Dept Elect & Comp Engn, Microelect & Semicond Res Grp, Limerick, Ireland
[2] Allied Plasma Ltd, Cork, Ireland
[3] Univ Limerick, Dept Chem & Environm Sci, Microbiol Lab, Limerick, Ireland
[4] TEAGASC, Dairy Prod Res Grp, Dairy Prod Res Grp, Fermoy, Cork, Ireland
关键词
Dielectric-barrier discharge (DBD); indirect treatment; multielectrode; sterilization;
D O I
10.1109/TPS.2008.2002821
中图分类号
O35 [流体力学]; O53 [等离子体物理学];
学科分类号
070204 ; 080103 ; 080704 ;
摘要
A novel multielectrode dielectric-barrier discharge plasma system operating at atmospheric pressure in air, which has improved microbial inactivation properties is described. The interaction of high-voltage components necessary to create the discharge is outlined, and the unique configuration of electrodes driven by power insulated gate bipolar transistors is put forward. Active species gain is in evidence in this system due to the effective feedforward mechanism employed and are validated by carrying out microbial inactivation studies on E. coli. Both active species gain and microbial inactivation hypotheses are verified by numerical modeling.
引用
收藏
页码:2805 / 2815
页数:11
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