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노동순(Dongsoon Noh) 한국가시화정보학회 2004 한국가시화정보학회지 Vol.2 No.1
Two novel industrial combustion technologies are introduced. High temperature air regenerative combustion for industrial heating system and oxyfuel combustion for power plant are considered as a energy saving and CO₂ emission reducing combustion technology. Research works are necessary to understand fundamental phenomena and to develope application technologies to industrial sector.
오정석(Jeongseog Oh),노동순(Dongsoon Noh),이대근(Daegeun Lee),양제복(Jebok Yang),고창복(Changbok Ko) 한국연소학회 2011 KOSCOSYMPOSIUM논문집 Vol.- No.43
The non-premixed Oxy-CH₄ flame characteristics were studied in a lab-scale slot burner for industrial furnace design. To estimate the flame stabilization, flow velocity was varied upto uF=50 ㎧ for methane gas and uOx= 100 ㎧ for oxygen gas. The flame stabilization curve showed that lifted flame region became broaden with oxygen inlet temperature (TOx) increase and slot separation width decrease. In addition, the carbon-dioxide (CO₂) dilution to oxidant debilitated the flame stabilization due to reduced oxidant concentration and chemical reaction.
오정석(Jeongseog Oh),노동순(Dongsoon Noh),이은경(Eungyeong Lee),홍성국(Seongkook Hong) 한국추진공학회 2011 한국추진공학회 학술대회논문집 Vol.2011 No.11
실험용 분젠 연소기를 사용하여 예혼합된 메탄-산소 층류화염전파속도를 연구하였다. 이를 위해 CH<SUP>*</SUP> 자발광 측정기법과 슐리렌 사진술이 사용되었다. 실험결과는 CHEMKIN 3.7을 이용한 수치해석 결과와 비교하였다. 층류화염전파속도를 측정하기 위하여 층류여역 내에서 전체 당량비는 0.5에서 2.0까지 조절하였다. 동축 화염에서 화염전파속도는 각도측정법을 사용하였으며 슐리렌 사진에서는 3.1 m/s로 CH<SUP>*</SUP> 자발광 사진에서는 2.9 m/s로 측정되었다. The laminar burning velocity in premixed Oxy-CH4 flames was studied in a lab-scale Bunsen burner. CH<SUP>*</SUP> chemiluminescence method and Schliren photography were used. Experimental results were compared with numerical prediction which was calculated with a CHEMKIN 3.7 package with a PREMIX code. Global equivalence ratio of oxy-CH4 mixture was varied from 0.5 to 2.0 in a laminar flow region. The laminar burning velocity was measured as 3.1 m/s for Schlieren photograph and 2.9 m/s for CH<SUP>*</SUP> chemiluminescence technique (angle method).
순산소 축열 연소시스템에서의 설계 파라미터에 관한 연구
홍성국(Sungkook Hong),노동순(Dongsoon Noh),이은경(Eunkyung Lee) 한국연소학회 2013 KOSCOSYMPOSIUM논문집 Vol.- No.46
The aim of this study is to investigate the parametric characteristics on regenerative system with oxy-fuel combustion by experiment. Regenerative system with a pair of oxygen burners and regenerators is used for evaluating regenerator characteristics according to design parameters such as ball (regenerator medium) size, regenerator weight, and bypass of exhaust gas. The temperature profiles with time are varied by ball size and regenerator weight. The bypass of exhaust gas shows that the heat recovery ratio increases while the regenerating temperature efficiency slightly decreases.