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FORCE FIELD ANALYSIS ON LIQUID METAL DURING ELECTROMAGNETIC CENTRIFUGAL SOLIDIFICATION |
YANG Yuansheng; LIU Qingmin; JIAO Yuning; GE Yunlong; HU Zhuangqi(Institute of Metal Research;Chinese Academy of Sciences;Shenyang) |
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Cite this article:
YANG Yuansheng; LIU Qingmin; JIAO Yuning; GE Yunlong; HU Zhuangqi(Institute of Metal Research;Chinese Academy of Sciences;Shenyang). FORCE FIELD ANALYSIS ON LIQUID METAL DURING ELECTROMAGNETIC CENTRIFUGAL SOLIDIFICATION. Acta Metall Sin, 1994, 30(17): 208-212.
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Abstract Based on the principle of magnetohydrodynamics the forced state on the liquid metal solidification rotating at high speed in a stationary magnetic field was theoretically analysed. Results revealed that under Joint action of electromagnetic,centrifugal and gravitic force fields, both the radial compressive force and the tangential component force acting on rotating liquid metal are varying periodically. An electromagnetic stirring effect taken by the later seems to be the basic cause of the refinement of solidification structure from liquid in electromagnetic centrifugal process.
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