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방병렬(Byeong-Ryeol Bang),류시은(Si-Eun Ryu),이은도(Uen-Do Lee),이태원(Tae-Won Lee),유한일(Han-il Yu),최문봉(Bong-Moon Choi),송선주(Sun-Ju Song) 한국연소학회 2010 KOSCOSYMPOSIUM논문집 Vol.- No.40
In this study, oxy-combustion system using Ion Transport Membrane (ITM) was investigated. The membrane material was developed for separating oxygen from air and the performance of the membrane material was investigated in terms of working temperature, membrane thickness and conditions of sweep side. Oxygen permeation flux is highly affected by membrane temperature ,thickness and partial pressure of oxygen boundaring membrane. The membrane material is composed of barium, cobalt, iron, niobium and oxygen. To apply the membrane to the real combustion system alumina supporter was developed and the effect of surface on the coating of the membrane was studied. In addition, oxy-combustion system with the membrane was design and some preliminary result will be presented in the workshop.
남부희(Boo Hee Nam),강성귀(Sung-Gui Kang),유태우(Tae-U Yu),방병렬(Byeong Ryeol Bang),지규인(Gyu-In Jee) 대한전자공학회 1992 대한전자공학회 학술대회 Vol.1992 No.10
We design a multi-element photo-detector to measure the size of particles using the diffracted light energy distribution. The scattered profile measured by the photodetector is sampled by a 32 channel analog-to-digital converter. A nonnegative least squares analysis translates the light energy distribution into the corresponding unique particle size distribution. The responses of the particle sizing system are studied theoretically and experimentally.