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Establishment and Application of UFC-ACC Heat Transfer Coefficient Model
Ist Teil von
哈尔滨工业大学学报(英文版), 2014, Vol.21 (2), p.57-62
Ort / Verlag
The State Key Lab of Rolling and Automation, Northeastern University, Shenyang 110819, China
Erscheinungsjahr
2014
Quelle
Alma/SFX Local Collection
Beschreibungen/Notizen
Based on medium plate runout table uhra-fast cooling (UFC)-accelerated cooling equipment (ACC) system, a heat transfer coefficient model was constructed. Firstly, according to the measured data, heat transfer coefficients under different roll speed and water volume were calculated by using an inverse heat conduction method. Secondly, a monofactorial heat transt~r coefficient calculation formula was obtained. Finally, the heat transfer coefficient model based on medium plate ruoout table UFC-ACC system was constructed by intercept function, slope function, interaction influence function and linear or nonlinear influencing factors. The precision of these models was validated by comparing model prediction value with measured data, and the results were in good agreement with practical needs, and the average deviation was less than 5%.