共查询到16条相似文献,搜索用时 78 毫秒
1.
为提高信息化背景下高校实验教学质量和实践育人水平,解决实习实训环节开展困难的问题,开发了生物质快速热解及HPLC检测其成分的虚拟仿真实验平台。实验依据生物质快速热解制取裂解产物的工厂实际操作流程,结合高效液相检测化学成分的仪器分析实验过程,将虚拟实验划分为生物质样品预处理系统、生物质快速热解系统、生物油提质系统和复杂成分的大型仪器HPLC测定四个子系统,通过仿真使生物质裂解车间"真实"再现。该虚拟仿真实验充分将农林院校优势特色农林专业广泛涉及的生物质利用与基础化学课程(如有机化学、仪器分析、化工原理等)融合贯通,有利于全面提升人才培养质量,具有参考价值。 相似文献
2.
3.
4.
5.
With the rapid development of new energy industry, many universities have launched comprehensive experiments about preparation, characterization, battery assembly and performance testing of lithium-ion battery materials, and have achieved good teaching results. However, due to the limitations of equipment cost and experimental time, it is impossible to meet all experimental needs. We use virtual simulation technology to make students familiar with the basic operation skills of electrochemical experiments and the use of related instruments. Through the virtual experiment about the complete process of lithium-ion batteries including preparation of positive electrode materials, assembly of and performance testing during, we established a new teaching model of online and offline integration and improved the experiment efficiency and success rate in actual operation. At the same time, this model broaden students' vision and cultivate students' practical ability and innovative awareness. 相似文献
6.
7.
8.
9.
Virtual simulation teaching is a new type of teaching mode in recent years, which is a fusion of multiple disciplines, multiple regions and multi-level laboratory teaching methods. Taking virtual simulation experiment platform construction of chemical engineering in Tianjin University as an example, this paper introduces the chemical safety knowledge, the integration of theoretical knowledge, the experimental content, the specific content of virtual simulation resources, and the characteristic of virtual simulation experiment platform. This platform provides a new model of efficient combination of virtual simulation resources and traditional teaching resources, which promotes the development of chemical laboratory teaching. 相似文献
10.
11.
思想实验作为一种研究方法和阐明科学理论的表述方法,广泛应用于各个学科。其基本特征为:思想实验是在头脑中进行的实验,具有非实际的可操作性;思想实验,全凭思维中的抽象形式和抽象运动展开,具有严密的逻辑性;思想实验是人们在长期实验的经验基础上的产物,具有实践性。在化学教学中,随着信息技术的发展,仿真实验逐渐被教学一线所接受。考察仿真实验的相关研究和思想实验的特征可见:仿真实验具有思想实验的特质,仿真实验可视为思想实验在化学实验教学领域的特定表现。有限度地使用仿真实验,有利于促进化学教学手段的现代化和化学实验观念的更新。但仿真实验不能承载所有的实验教学功能,搞好仿真实验教学需以真实场景的实验教学为基础。 相似文献
12.
13.
14.
15.
16.
针对传统分析化学实验教学中的不足,介绍了大学分析化学实验虚拟仿真线上教学项目的建设内容及其应用实效,并对虚拟仿真实验技术下一步的发展方向进行了设想。通过近2个学年的教学实践,发现以虚拟仿真实验辅助现场教学,可有效弥补传统分析化学实验教学中学生预习效果差、试剂废液产生量大、安全隐患频发等方面的缺陷;同时,虚拟仿真实验系统的考核评价、分析统计功能为教师在开展现场实验教学过程中,针对学生知识点掌握的薄弱环节开展针对性强化指导训练提供了有效手段。本虚拟仿真实验系统为虚拟仿真技术在大学分析化学实验教学领域的推广应用提供了有益借鉴。 相似文献