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Flow of and heat transfer in turbulent slurries

Journal Article · · International Communications in Heat and Mass Transfer; (United States)
 [1];  [2]
  1. Dept. of Applied Chemistry, Toyo Univ., Kawagoe, Saitama 350 (JP)
  2. Dept. of Chemical Engineering, Univ. of Waterloo, Waterloo, Ontario N2L 3G1 (CA)

In this paper, flow of and heat transfer in turbulent slurries having a yield stress are discussed. A Bingham plastic model is used to describe their rheological properties. A universal velocity distribution for turbulent flow of the Bingham plastic fluid is derived. The velocity distributions obtained using Prandtl's mixing length theory are in satisfactory agreement with the available data for Bingham plastic fluids in pipes. On the basis of them, a theoretical correlation for heat transfer in turbulent Bingham plastic fluids flowing pipes is obtained. It indicates that a yield stress will decrease the heat transfer rate. The proposed correlation fits the experimental data for fully developed turbulent pipe flows adequately.

OSTI ID:
7109587
Journal Information:
International Communications in Heat and Mass Transfer; (United States), Journal Name: International Communications in Heat and Mass Transfer; (United States) Vol. 19:4; ISSN IHMTD; ISSN 0735-1933
Country of Publication:
United States
Language:
English