添加摩擦沉积的最新进展:一个批判性的审查
Xinze Dong1,2, Mengran Zhou1,2, Yingxin Geng1,2
1State Key Laboratory of Clean and Efficient Turbomachinery Power Equipment, Department of Mechanical Engineering, Tsinghua University, Beijing 100084, China.
Materials (Basel, Switzerland)
|November 9, 2024
概括
添加摩擦沉积 (AFSD) 提供了一种高效的固态制造方法,克服了传统工艺中常见的毛孔性和裂等常见缺陷. 生产的组件具有优越的机械性能,与造材料相比.
科学领域:
- 材料科学 材料科学 材料科学
- 制造业 工程 制造工程
- 固态物理 固态物理
背景情况:
- 传统的增材制造方法往往会因为融固化周期而出现毛孔,裂和残余应力等缺陷.
- 添加摩擦沉积 (AFSD) 是一种新的固态添加剂制造技术,可以避免这些问题.
研究的目的:
- 审查AFSD技术的发展和基本原则.
- 在不同的原料中比较可塑性和材料流动行为.
- 总结AFSD加工合金的微观结构和机械性能.
主要方法:
- 关于添加摩擦混合沉积 (AFSD) 的现有文献的综述.
- 在高温塑料变形下对材料变形和微观结构演变的分析.
- 宏观可塑性和材料流动特性的比较.
- 对各种合金的微观结构和机械性能数据的总结.
主要成果:
- AFSD在点以下运行,涉及严重的塑性变形,导致细小的,等重结晶的颗粒.
- 通过AFSD制造的部件表现出类似于造部件的机械行为.
- AFSD显著提高了效率,并解决了融化增材制造固有的缺陷.
结论:
- AFSD是一种有前途的固态增材制造技术,具有高性能组件制造的潜力.
- 需要进一步的研究和工业开发,以探索其全部能力并应对挑战.
- 该技术为优越的材料性能和制造效率提供了一条途径.
相关概念视频
Frictional Force
7.8K
When a body is in motion, it encounters resistance because the body interacts with its surroundings. This resistance is known as friction, a common yet complex force whose behavior is still not completely understood. Friction opposes relative motion between systems in contact, but also allows us to move. Friction arises in part due to the roughness of surfaces in contact. For one object to move along a surface, it must rise to where the peaks of the surface can skip along the bottom of the...
7.8K
Dry Friction
348
Dry friction occurs between two solid surfaces in contact as they attempt to move relative to one another. In daily life, dry friction is encountered in various forms, such as when walking on the ground, sliding an object across a table, or rubbing hands together. Despite its ubiquity, the underlying mechanisms behind dry friction are not readily visible.
To illustrate this concept, imagine a wooden crate resting on a rough, non-uniform horizontal surface. When an external force is applied to...
To illustrate this concept, imagine a wooden crate resting on a rough, non-uniform horizontal surface. When an external force is applied to...
348


