高固体无氧消化流量模式的尺寸缩小:流速分布模型和控制策略
Zhenni Pan1, Yuying Hu2, Tengfang Hu1
1School of Civil Engineering and Architecture, East China Jiao Tong University, Nanchang 330013, China.
Bioresource technology
|December 24, 2024
概括
高固体无氧消化 (HSAD) 的稳定性可以通过简化水力学调节来提高. 本研究介绍了HSAD的尺寸缩小模型,提高了反应堆混合性能和操作控制.
科学领域:
- 环境工程 环境工程
- 生物化学工程 生物化学工程
- 废物管理 废物管理
背景情况:
- 高固体无氧消化 (HSAD) 对于有机废物处理是有效的,但由于复杂的液压条件,它面临着运行稳定性的挑战.
- 直接调节HSAD流场是很困难的,因为它包含了广泛的,往往多余的信息.
- 尺寸缩小技术提供了一种潜在的解决方案,通过提取基本信息来简化水力学调节.
研究的目的:
- 通过缩小尺寸的研究来简化高固体无氧消化 (HSAD) 的水力动力学调节.
- 开发HSAD流场的数学模型,以帮助调节和控制.
- 调查尺寸缩小对反应堆混合效率和整体性能的影响.
主要方法:
- 在HSAD系统上进行了尺寸缩小研究.
- 基于HSAD流场的模拟结果构建数学模型.
- 提出了一个新的HSAD流速分布模型和一个HSAD流量控制模型.
主要成果:
- 提出了第一个HSAD流速分布模型,描述了反应器混合效率.
- 开发了一种HSAD流量控制模型,适配误差低于10%.
- 该研究证明了使用尺寸缩小来简化HSAD中的液压调节的可行性.
结论:
- 缩小尺寸是一种可行的方法,可以简化HSAD中复杂的液压条件.
- 开发的模型为改善HSAD中的水力动力学调节和控制策略提供了基础.
- 这项研究为通过控制式液压策略提高HSAD系统的混合性能提供了新的见解.
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