不稳定的磁化纳米流体的热分层流在与达西·福希默 (Darcy Forchhimer) 孔隙介质的挤压通道内
Mohamed Bouzidi1, Abbas Khan2, Hashim3
1Department of Physics, College of Science, University of Ha'il, P.O. Box 2440, Ha'il, Saudi Arabia.
Scientific reports
|November 25, 2025
概括
本研究探讨了用于制造业先进冷却的不稳定的磁化纳米流体流. 研究结果显示,磁场和热分层显著影响热传输,提供节能解决方案.
科学领域:
- 流体动力学 流体动力学
- 热传递热量转移的方法
- 纳米技术 纳米技术
背景情况:
- 传统的冷却方法对于高温和电磁制造环境是不够的.
- 有效的热管理对于机器的性能和寿命至关重要.
研究的目的:
- 在非达西介质中研究平行板之间不稳定的磁化纳米流体流.
- 分析热/速度滑动,欧姆加热和非线性热分层的影响.
- 评估-水纳米流体使用纳米粒子导热性的汉密尔顿-克罗斯尔模型.
主要方法:
- 对不稳定的磁化纳米流体流量的数值模拟.
- 纳入非达西多孔介质效应.
- 应用热和速度滑动条件.
- 包括立方非线性热分层.
- 使用Mathematica的NDSolve来解决普通微分方程.
主要成果:
- 增加的磁性参数降低了流体的速度.
- 更高的磁性参数和埃克尔特数增加温度分布.
- 滑动因子和热分层降低温度,增强热容量.
- 通过汉密尔顿-克罗斯尔模型评估的-水纳米流体特性.
结论:
- 拟议的模型为先进的热处理提供了一种可管理和节能的方法.
- 在聚合物加工,纳米技术冷却和能源技术中的应用具有显著的潜力.
- 非线性热分层和滑动效应是优化纳米流体热性能的关键.
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