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使用多标准决策算法在狭窄的动脉中进行血流的数值模拟

Muhammad Umar^1,2, Muhammad Zeeshan³, Shazia Rafiq⁴

¹Interdisciplinary Center for Scientific Computing, Heidelberg University, Heidelberg, Germany.

Scientific reports

|December 12, 2025

概括

这项研究使用混合微极-卡森液体模拟狭窄动脉中的血液流动. 研究结果显示,哈特曼数控制流量分离,并影响墙壁剪切应力,有助于心血管疾病管理.

科学领域:

生物医学工程生物医学工程
流体动力学流体动力学
心血管科学心血管科学

背景情况:

狭窄的动脉显著改变了血液流动的血液动力学.
了解这些变化对于管理心血管疾病至关重要.
计算建模为研究复杂的血液流动动力学提供了强大的工具.

研究的目的:

分析静脉狭窄的血液流动的血液动力学特征.
模拟混合微极-卡森流体流动与垂直磁场.
通过与理想解决方案相似的订单偏好技术 (TOPSIS) 来优化参数值.

主要方法:

开发一个用于血流模拟的二维计算模型.
混合微极-卡森流体模型的应用,其中包含磁场.
利用TOPSIS系统评估和对参数值进行排名.

主要成果:

哈特曼数有效地控制了狭窄动脉中的流量分离区域.
壁切应力与哈特曼数和卡森参数有直接的相关性.
混合纳米流体的热传递率随着哈特曼,达西和斯特鲁哈尔数的增加而增加.

结论:

这项研究提供了关于狭窄动脉中血液流动动态的见解.
哈特曼数是管理狭窄的血液动力学条件的一个关键参数.
这些发现可以为狭窄动脉疾病的先进诊断和治疗策略提供信息.

关键词:

双收缩通道双收缩通道混合纳米粒子混合纳米粒子微极 - 卡森液体这里是TOPSIS的地图.

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