耐火材料高温力学性能综合测定仪的研制及实验教学应用  

Development of a comprehensive tester for hot mechanical properties of refractories and its experimental teaching application

作　　者：尹玉成[1] 朱青友[1] 周双清[1] 夏忠锋[1] 李亦韦[1] 刘志强[1] Yin Yucheng;Zhu Qingyou;Zhou Shuangqing;Xia Zhongfeng;Li Yiwei;Liu Zhiqiang(The State Key Laboratory of Refractories and Metallurgy,Wuhan University of Science and Technology,Wuhan 430081,Hubei,China;不详)

机构地区：[1]武汉科技大学省部共建耐火材料与冶金国家重点实验室,湖北武汉430081

出　　处：《耐火材料》2022年第4期364-368,共5页Refractories

基　　金：国家第二批新工科研究与实践项目(E-CL20201928);武汉科技大学2021年研究生教育教学改革研究项目(Yjg202103)。

摘　　要：为了开展耐火材料高温力学性能的综合性实验教学,提升耐火材料高温力学性能实验教学效果,通过集成不同加载和加热技术、设计开放炉体结构、开发友好测控系统,研制了耐火材料高温力学性能综合测定仪。该仪器加热速率高达200℃·min^(-1),最高试验温度达1800℃,可实现高温耐压强度、高温抗拉强度和高温抗扭强度等高温力学参数的一站式测定。实验教学应用表明:该设备以其教学过程可视化、结果展示形象化和功能集成化等特点,显著调动了学生动手实践和思考问题的积极性,强化了学生理论知识的理解与掌握,实验教学效果提升明显。To conduct the comprehensive experimental teaching and improve the experimental teaching effect,a comprehensive tester for hot mechanical properties of refractories was developed through integrating different loading and heating technologies,designing an open furnace structure,and developing a friendly measurement and control system.The tester has the maximum heating rate of 200℃·min^(-1) and the maximum test temperature of 1800℃,which can realize one-stop measurement of hot mechanical parameters such as the hot compressive strength,the hot tensile strength and the hot torsional strength.The experimental teaching application shows that with the characteristics of visible teaching process,vivid result display and integrated functions,the tester significantly mobilizes the enthusiasm of students to practice and to think about problems,and strengthens their understanding and mastery about theoretical knowledge,significantly improving the experimental teaching effect.

关 键 词：耐火材料 高温力学性能 高温耐压强度 高温抗拉强度 高温抗扭强度 

分 类 号：TH873[机械工程—仪器科学与技术]