优化激光表面纹理,以改善抗摩擦板的 Tribological 性能
Kai Wang1,2, Wurui Ta1,2, Bo Su3
1Department of Mechanics and Engineering Science, College of Civil Engineering and Mechanics, Lanzhou University, Lanzhou 730000, People's Republic of China.
The Review of scientific instruments
|July 29, 2025
概括
激光纹理优化了核电设备的抗摩擦板,通过改善压力分布,减少摩擦和磨损. 这种方法在苛刻的条件下提高了性能,为设备可靠性提供了新的基础.
科学领域:
- 材料科学与工程 材料科学与工程
- 部落学 (tribology) 是一个学科.
- 机械工程 机械工程
背景情况:
- 减少摩擦和磨损对于工程设备的寿命和效率至关重要.
- 核电设备在恶劣的条件下运行,包括高温,低速和重负荷,需要先进的抗摩擦解决方案.
- 现有的抗摩擦技术可能无法充分解决这种环境中复杂的部落学挑战.
研究的目的:
- 研究激光纹理技术的应用,以提高SA508 Gr.3 Cl.2板的抗摩擦性能.
- 通过模拟来确定最佳的纹理形状,以实现均的正常应力分布.
- 为了评估不同的纹理形状和密度对摩擦和粘滑行为的影响.
主要方法:
- 激光纹理用于在SA508 Gr.3 Cl.2抗摩擦板上创建各种表面图案 (例如圆形,半圆形,方形).
- 使用有限元分析 (FEA) 来模拟压力分布,并确定促进均应力的形状.
- 进行了tribological实验,以评估纹理表面的摩擦性能和粘滑抑制能力.
主要成果:
- 基于模拟,确定了优化的纹理形状,从而导致更均的正常应力分布.
- 与无纹理表面相比,激光纹理表面在抗摩擦性能上显示出显著的改进.
- 发现纹理形状和密度都会影响抗摩擦有效性和棒滑抑制.
结论:
- 激光纹理是一种有效的方法,可以提高SA508 Gr.3 Cl.2板的tribological性能.
- 该研究为设计纹理表面提供了方法论基础,以减轻核电设备中的摩擦和磨损.
- 这些发现对于提高受高温,低速和重负荷条件影响的组件的可靠性和运行效率至关重要.
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