Energies | Free Full-Text | A Thermohydraulic Performance of ...
www.mdpi.com › 1996/1073/15-2 › 648Jan 17, 2022 · In this article, the BSL k-ω model was chosen as the turbulence model to simulate the heat transfer and flow characteristics of the proposed tubes inserted with internal spiral fins when the Re was set as 3000 to 17,000. The numerical results agreed well with the empirical formula. The average deviations of Nu and f between the simulation results and empirical formula results were 5.11% ...
Buildings | Free Full-Text | A Study on the Reliability of ...
www.mdpi.com › 2075/5309/12-1 › 77Jan 13, 2022 · Real and numerical fire experiments involve temperature measurements with thermocouples, and thus some considerations on numerical modeling of this process are presented and a new approach to thermocouple modeling is introduced. Using ANSYS Fluent software a well-recognized analytical thermocouple model was implemented in each cell of the computational domain, which allows for determination of ...