http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
〈논문〉 과열증기조건에서의 슬러지건조특성의 이론적 분석
이기우(Ki-Woo Lee),전원표(Won-Pyo Chun),이계중(Kye-Jung Lee),이규암(Kyu-Ahm Lee) 대한기계학회 2008 대한기계학회 춘추학술대회 Vol.2008 No.5
In this study, the theoretical analysis on the characteristics of sludge drying was performed in the state of exhaust recirculation, which hot air for drying is in the superheated steam condition in rotary drum dryer. The diameter and length of drum was predicted by overall heat transfer coefficient and the fuel consumption, recirculation quantity of exhaust gas was estimated by exhaust gas temperature. And the absolute humidity of hot gas were examined according to the hot gas temperature and exhaust gas temperature.
제지건조기용 실린더드럼에서 열전달특성에 관한 이론적 분석
이기우(Ki-Woo Lee),전원표(Won-Pyo Chun),이계중(Kye-Jung Lee),장석필(Seok-Pil Jang) 대한기계학회 2008 대한기계학회 춘추학술대회 Vol.2008 No.11
The heat transfer process from steam to web through the cylinder drum consists of the thermal resistance by condensate thickness, thickness of shell, and the contact resistance between cylinder and web. The most thermal resistance in conventional cylinder drum dryer is generated by condensate, which is increased by the increase on revolution per minute(RPM). Therefore, the increase of RPM for the production enhancement results in the more thermal resistance, and eventually RPM is restricted. In this study, the theoretical analysis on the characteristics of heat transfer in cylinder drum for paper dryer was performed in the stationary state of steam in drum. The overall heat transfer coefficient, steam quantity and heat transfer quantity were predicted by diameter and length of drum, condensate thickness, revolution per minute and steam temperature for experimental apparatus design.