对悬浮颗粒物去除的数值模拟和实验研究,以便在固体-液体分离过程中有效地回收和重复使用水
Manikprabhu Dhanorkar1, Ishan Mishra2, Rohan Sawant2
1Symbiosis Centre for Waste Resource Management, Symbiosis International (Deemed University), Pune, India.
Scientific reports
|March 7, 2025
概括
这项研究测试了用于分离生物气泥中的颗粒的气旋,实现了50%的效率. 该方法显示,有潜力回收40%的废水,用于生物气厂的再利用.
科学领域:
- 环境工程 环境工程
- 生物化学工程 生物化学工程
背景情况:
- 生物气生产产生泥,需要有效分离.
- 废水回收对于生物气厂的可持续运营至关重要.
研究的目的:
- 评估生物气泥水旋分离器对生物气泥的有效性.
- 评估利用气旋技术回收废水的潜力.
主要方法:
- 实验室使用粉替代物和生物气泥进行测试.
- 使用ANSYS流动 (RNG k-ε模型) 的计算流体动力学 (CFD) 模拟.
- 对50-200微米颗粒的气旋分离效率的实证研究.
主要成果:
- 气旋在50-200微米范围内的颗粒的分离效率约为50%.
- 在CFD模拟预测和实验数据之间观察到差异,表明需要改进模型.
- 评估的方法表明,有可能回收约40%的废水.
结论:
- 气旋分离是一种可行的方法,可以提高生物气厂的效率.
- 为了准确的CFD预测,需要进一步对模型进行校准.
- 该研究强调了生物气设施中大量废水回收和再利用的潜力.
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