- 축을 중심으로 회전하는 관유동에서 난류열전달의 모형화
- ㆍ 저자명
- 신종근,Shin. Jong-Keun
- ㆍ 간행물명
- 大韓機械學會論文集. Transactions of the Korean society of mechanical engineers. B. B
- ㆍ 권/호정보
- 2007년|31권 9호|pp.741-753 (13 pages)
- ㆍ 발행정보
- 대한기계학회
- ㆍ 파일정보
- 정기간행물| PDF텍스트
- ㆍ 주제분야
- 기타
The elliptic conceptual second moment model for turbulent heat fluxes, which was proposed on the basis of elliptic-relaxation equation, was applied to calculate the turbulent heat transfer in an axially rotating pipe flow. The model was closely linked to the elliptic blending model which was used for the prediction of Reynolds stress. The effects of rotation on the turbulent characteristics including the mean velocity, the Reynolds stress tensor, the mean temperature and the turbulent heat flux vector were examined by the model. The numerical results by the present model were directly compared to the DNS as well as the experimental results to assess the performance of the model predictions and showed that the behaviors of the turbulent heat transfer in the axially rotating pipe flow were satisfactorily captured by the present models.