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한문섭(M. S. Han),창상훈(S. H. Chang),신명철(M. C. Shin) 대한전기학회 2013 전기학회논문지 Vol.62 No.3
A neutral section is installed around feeding substation(SS) and sectioning post(SP) that M?phase and Tphase are isolated in AC feeding system. Electric Train under “Notch?OFF” is operated by inertia within the neutral section. It causes disturbing the operation of electric trains for speed drop and driver’s mistakes. A automatic changeover system with thyristor recently have taken under development. In the paper, it is introduced the configuration of train detection system and performance testing on automatic changeover system..
신명철(M.C. Shin),김세원(S.W. Kim),신희동(H.D. Shin),이창엽(C.Y. Lee) 대한기계학회 2010 대한기계학회 춘추학술대회 Vol.2010 No.11
Reburning is one of the most useful and economical technologies to reduce nitric oxide in combustion system. The reburning process was demonstrated as an effective NOx reduction method through injection of a secondary hydrocarbon fuel. An experimental study has been conducted to evaluate the effect of biomass reburning on NOx reduction and CO formation in a liquid fuel flame in combustion furnace. Experiments on NOx reduction of air-carried rice husk powder as the reburn fuel were performed in flames stabilized by a co-flow swirl and fuel staged burner and It was observed that NOx concentrations have considerably decreased by applying biomass reburning.