多晶硅锭定向凝固过程的数值模拟 关键词：多晶硅锭；定向凝固过程；热场；数值模拟 [gap=771]Keywords：Polycrystalline silicon ingot；Directional solidification process；Thermal field；Numerical
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Directional solidification process is an important part that of the physical metallurgy of solar energy polysilicon.
定向凝固工艺是物理冶金法制备太阳能级多晶硅的一个重要环节。
It is very important to investigate and optimize the directional solidification process to obtain a high purity and integrated ingot.
为了获得高纯度的完整硅锭，探究和优化定向凝固过程非常重要。
The production process for making poly silicon mainly includes directional solidification and casting methods.
多晶硅锭的制备工艺主要包括定向凝固法及浇铸法。
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