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Virtualization of Laboratory Practices Using Visual Basic Excel

机译:使用 Visual Basic Excel 虚拟化实验室实践

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摘要

The COVID-19 pandemic and its related restrictions forced the reorganization of learning methodology and gave a central role to remote learning. Laboratory experiments are the most affected activity, and several alternatives were described. This work proposes to create calculation tools by simply programming in Visual Basic of Excel to emulate the data acquisition of specific laboratory experiments. The approach appears useful in experiments with a simple setup followed by data analysis. The experiment of gas volumetric properties allows fixing pressure and temperature conditions and measuring the occupied volume. The developed program emulates such operations and reports a computed volume. Further data reduction is the same in both procedures. Such a virtual experience was successfully used with groups of over 100 students. The results obtained were satisfactory compared with those obtained in the laboratory. Detailed analysis of the grades shows that acquired skills are comparable in both methodologies. Consequently, the virtual approach is a flexible option for remote laboratory teaching to complement traditional experimentation.
机译:COVID-19 大流行及其相关限制迫使学习方法重组,并使远程学习发挥了核心作用。实验室实验是受影响最大的活动,并描述了几种替代方案。这项工作建议通过简单地在Excel的Visual Basic中编程来创建计算工具,以模拟特定实验室实验的数据采集。该方法在实验中似乎很有用,只需简单的设置,然后进行数据分析。气体体积特性的实验允许固定压力和温度条件并测量占用的体积。开发的程序模拟此类操作并报告计算出的体积。在这两个过程中,进一步的数据缩减是相同的。这种虚拟体验成功地用于 100 多名学生的小组。与实验室获得的结果相比,获得的结果令人满意。对成绩的详细分析表明,在这两种方法中,所获得的技能具有可比性。因此,虚拟方法是远程实验室教学的灵活选择,可以补充传统实验。

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