开发使用探测器管的气和杂质气体的连续测量系统
Y Shimizu1, A Miyagi2,3, T Nakagawa1
1Faculty of Science, University of the Ryukyus, 1 Senbaru, Nishihara, Okinawa 903-0213, Japan.
The Review of scientific instruments
|September 22, 2023
概括
一个新的,负担得起的系统使用探测器管准确量化和杂质气体. 这种方法是可靠的分析气体释放在氨酸的水解过程中.
科学领域:
- 分析化学 分析化学
- 化学工程是化学工程的重要组成部分.
- 材料科学 材料科学 材料科学
背景情况:
- 精确的实时监测气体演变对于化学过程优化至关重要.
- 现有的气体量化方法可能昂贵或复杂.
- 需要开发一种简单,具有成本效益的系统来分析气和杂质气体.
研究的目的:
- 开发和验证一个廉价,准确和连续的气和杂质气体量测量系统,使用检测器管.
- 为了评估系统在氨的水解过程中监测气体释放的性能.
- 评估系统对分析气体从ppm到%水平的适用性.
主要方法:
- 基于探测器管的气体量化系统的开发和优化.
- 与的商业质量流量计相比,对系统准确性的评估.
- 使用探测器管与图像分析和时隔视频对氨的量化.
- 气体释放行为与pH的相关性和NMR确定的反应百分比.
主要成果:
- 开发的系统提供了精确的量测量,可与质量流量计相比较.
- 氨的量化准确度在5-10%的相对标准偏差范围内,这取决于检测器管.
- 该系统成功分析了从ppm到%水平的氨度.
- 观察到的和氨释放行为与pH值测量有很好的相关性.
结论:
- 开发的探测器管系统为连续气体定量提供了一个简单,准确和具有成本效益的解决方案.
- 该系统适用于监测化学反应中的气体演变,例如氨酸水解.
- 这项技术在需要精确气体分析的各个领域都有潜在的应用.
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