基于OBE的煤自燃基础实验教学设计研究

Research on the Teaching Design of Basic Experiments on Coal Spontaneous Combustion Based on OBE

  • 摘要: 为解决实验教学和科研融合发展困境,提升煤矿类安全工程专业综合型人才培养能力,基于成果导向教育(OBE)逆向确定实践技能、创新思维及综合素养三层次实验教学目标,并贯穿煤自燃基础实验设计。实验结果表明:固定碳含量、CO及烷烃烯烃类气体浓度随粒径减小而增大,结合标志气体确定原则建立了煤自燃指标体系,提出了实验认知过程。煤自燃基础实验阶段与预期成果形成有效衔接与支撑,表明OBE适用于煤矿类安全工程相关实验教学,为培养综合型人才服务。

     

    Abstract: To address the integration challenges between experimental teaching and scientific research, and to enhance the ability to cultivate comprehensive talents in coal mine safety engineering, the experimental teaching objectives are reverse-engineered based on Outcome-Based Education (OBE) to determine three levels of practical skills, innovative thinking, and comprehensive literacy. These objectives are integrated throughout the design of the basic coal spontaneous combustion experiment. The experimental results indicate that the fixed carbon content, CO concentration, and the concentration of alkane and alkene gases increase as particle size decreases. Based on the principles of identifying signature gases, a coal spontaneous combustion indicator system is established, and a cognitive process for the experiment is proposed. The connection and support between the basic coal spontaneous combustion experiment phase and the expected outcomes are effective, demonstrating that OBE is suitable for experimental teaching in coal mine safety engineering and serves the purpose of cultivating comprehensive talents.

     

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