Development of a thermal lattice Boltzmann method to simulate heat transfer problems with variable thermal conductivity

Author(s):  
Mostafa Varmazyar ◽  
Majid Bazargan
2017 ◽  
Vol 35 (2) ◽  
pp. 313-324 ◽  
Author(s):  
Rihab Hamila ◽  
Raoudha Chaabane ◽  
Faouzi Askri ◽  
Abdelmajid Jemni ◽  
Sassi Nasrallah

Author(s):  
Keqiang Xing ◽  
Yong Tao

The lattice Boltzmann method (LBM) as a relatively new numerical scheme has recently achieved considerable success in simulating fluid flows and associated transport phenomena. However, application of this method to heat transfer problems has been at a stage of infancy. In this work, a thermal lattice Boltzmann model is employed to simulate a two-dimensional, steady flow in a symmetric bifurcation under constant temperature and constant heat flux boundary conditions. The bifurcation effects on the heat transfer and fluid flow are investigated and comparisons are made with the straight tube. Also, different bifurcation angles are simulated and the results are compared with the work of the other researchers.


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