基于人工神经网络的两个板之间的毛细体力和接触直径的预测模型
Congcong Huang1, Zenghua Fan1,2, Ming Fan1
1School of Mechanical Engineering, Shandong University of Technology, Zibo 255049, China.
Micromachines
|July 8, 2023
概括
一个基因算法优化的人工神经网络 (GA-ANN) 准确地预测了毛细血管力和液体桥接触直径. 这种模型增强了对微观物体操纵和粒子湿现象的理解.
科学领域:
- 物理 物理学 物理
- 材料科学 材料科学 材料科学
- 工程 工程师 工程师 工程师
背景情况:
- 毛细管力预测对于微物体操纵和粒子湿至关重要.
- 现有的方法包括理论解决方案 (扬-拉普拉斯方程) 和模拟 (最小能量的方法).
研究的目的:
- 提出和验证一个基因算法优化的人工神经网络 (GA-ANN) 模型,用于预测毛细血管力和接触直径.
- 评估GA-ANN模型的准确性与已建立的理论和模拟方法相比.
主要方法:
- 开发GA-ANN模型用于毛细血管力和接触直径预测.
- 使用平均平方误差 (MSE) 和相关系数 (R^2) 的评估.
- 与扬 - 拉普拉斯方程解决方案和最小能量方法模拟进行比较.
主要成果:
- 该GA-ANN模型实现了较低的MSE值 (力为10.3,直径为0.0001).
- 高R^2值 (力为0.9989,直径为0.9977) 表明预测准确度非常好.
- 灵敏度分析证实液体体积和分离距离是主要影响因素.
结论:
- 该GA-ANN模型提供了一个非常准确和可靠的方法来预测毛细血管力和接触直径.
- 这种预测能力对于推进微观相互作用和材料科学研究至关重要.
相关概念视频
Fluid Pressure over Flat Plate of Variable Width
1.8K
When a flat plate is submerged in a fluid, the fluid exerts pressure on the plate. This pressure can lead to many different phenomena, including drag and buoyancy. To understand the behavior of the fluid over a flat plate of variable width, it is essential to analyze the distribution of the pressure exerted.
The pressure distribution on the plate can be calculated by determining the force that acts on a differential area strip of the plate. Thus, the magnitude of the force is equal to the...
The pressure distribution on the plate can be calculated by determining the force that acts on a differential area strip of the plate. Thus, the magnitude of the force is equal to the...
1.8K
Steady, Laminar Flow Between Parallel Plates
243
Understanding steady, laminar flow between parallel plates is essential for analyzing and designing flow in narrow rectangular channels, commonly found in various water conveyance and drainage systems. The Navier-Stokes equations govern fluid motion and are generally challenging to solve due to their nonlinearity. However, simplifications are possible in certain cases, like the steady laminar flow between parallel plates. For this scenario, we assume steady, incompressible, laminar flow.
243
Ampere-Maxwell's Law: Problem-Solving
676
A parallel-plate capacitor with capacitance C, whose plates have area A and separation distance d, is connected to a resistor R and a battery of voltage V. The current starts to flow at t = 0. What is the displacement current between the capacitor plates at time t? From the properties of the capacitor, what is the corresponding real current?
To solve the problem, we can use the equations from the analysis of an RC circuit and Maxwell's version of Ampère's law.
For the first part of...
To solve the problem, we can use the equations from the analysis of an RC circuit and Maxwell's version of Ampère's law.
For the first part of...
676
Fluid Pressure over Curved Plate of Constant Width
1.6K
When a curved plate of constant width is submerged in a liquid, the pressure acting normal to the plate varies continuously both in magnitude and direction. Calculating the magnitude and location of the resultant force at a point is often challenging for such cases. One of the methods to determine the resultant force and its location involves separately calculating the horizontal and vertical components of the resultant force. This complex calculation can be simplified by representing the...
1.6K
Typical Model Studies
385
Fluid mechanics model studies often utilize scaled-down systems to predict fluid behavior in full-scale environments, such as river flows, dam spillways, and structures interacting with open surfaces. Maintaining Froude number similarity in river models is crucial, as it replicates surface flow features like wave patterns and velocities.
385


