压铸压室内部界面传热反算模型的建立和应用*
曹永友,熊守美,郭志鹏(
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DEVELOPMENT OF AN INVERSE HEAT TRANSFER MODEL BETWEEN MELT AND SHOT SLEEVE AND ITS APPLICATION IN HIGH PRESSURE DIE CASTING PROCESS
Yongyou CAO,Shoumei XIONG,Zhipeng GUO()
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图1. 压室几何形状和边界条件
Fig.1. Configuration and boundary conditions of the shot sleeve (z, x—coordinate axis of the shot sleeve; q, qr—heat flux density; xA , xB, xC—sensor location (1, 3 and 6 mm); Δx—grid size)
(a) cross section (b) longitude section (c) heat transfer model
