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김관태(Sungkwon Jo),조성권(Kwan-Tae Kim),강희석(Hee Seok Kang),변성현(Sung Hyun Pyun),이대훈(Dae Hoon Lee),송영훈(Young-Hoon Song) 대한기계학회 2015 대한기계학회 춘추학술대회 Vol.2015 No.11
As increasing the regulations about environment, removal technologies of global warming gases have been studied by many research groups. N₂O is one of global warming gases and needs to be removed before emission of exhaust gases. In this study, MnO₂/Al₂O₃ and Ru/Al₂O₃ are considered as a catalyst. Based on the experiment, Ru/Al₂O₃ is employed in the tests of plasma assisted catalytic reactor due to higher decomposition rate of N₂O. A rotating arc that is one of gliding arcs is used. From the experiments, we found that the arc plasma removes some of N₂O and the rest is removed by Ru/Al₂O₃ catalyst. As byproducts, small amount of NO₂ that can be removed by a scrubber is measured, but NO is not detected. From this work, the feasibility of the combination of plasma and catalyst is confirmed and further studies are needed to realize this hybrid system in real applications.