第五章 凝固组织的控制
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凝固和组织控制原理一、课程介绍《凝固和组织控制原理》是材料科学与工程专业(金属材料工程模块)的主要学科基础课,是研究金属凝固过程相关现象及其物理本质的专业性课程。
本课程按照理论分析-研究手段-工程控制这一主线,以金属凝固过程的物理本质及影响凝固组织的主要因素作为核心内容,开展相关教学。
本课程旨在加深学生对金属材料凝固相关现象和知识的理解和掌握,为学习后续的课程做必要的知识储备;使学生进一步认识到金属材料的重要性,激发学生开展金属材料凝固相关前沿科学研究、推进凝固相关新技术应用的兴趣和热情。
本课程所涵盖的内容包括液态金属的结构与性质、凝固热力学与动力学、凝固过程中的传热与传质、单相合金,多相合金及金属基复合材料的凝固、凝固组织的控制、凝固缺陷、凝固新技术等内容,共10章,共32学时,全部为理论教学,以期末闭卷考试形式结课。
Introduction‘The principles of solidification and microstructure control’ is a specialized course concerning phenomenon and physical essence of solidification and is as well a required course for university students whose major is materials science and engineering. The course is focusing on the physical essence of solidification and main factors that affect the solidification microstructure, and the teaching activities is organized as theoretical analysis, research techniques and engineering control. The purpose of this course is threefold: Firstly, to deepen the understandings of the students about fundamentals of solidification of metallic materials, making them ready for the subsequent other courses. Secondly, to make students recognize the importance of metallic materials and thirdly, to stimulate their interests in frontier researches and development of novel techniques in solidification of metallic materials.The content of this course includes: structures and properties ofliquid metals, thermodynamics and kinetics of solidification, heat and mass transformation during solidification, solidifications of single-phase alloys, multi-phase alloys and metallic composites, control of solidification microstructures, solidification defects and new technologies of solidification. It will take 32 theoretical lessons. The examination adopts close-book mode.课程基本信息二、教学大纲1、教学目的《凝固和组织控制原理》是面向材料科学与工程专业(金属材料工程模块)本科生的一门学科基础课程。