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审查综合设计方法,以提高高性能先进复合材料的宏观和微观尺度上的强度和性
Behzad Sadeghi1, Pasquale Daniele Cavaliere1
1Department of Innovation Engineering, University of Salento, Via Per Arnesano, 73100 Lecce, Italy.
Materials (Basel, Switzerland)
|September 9, 2023
概括
设计具有量身定制架构的先进金属矩阵复合材料 (MMC) 是同时实现高强度和性的关键. 这种方法克服了传统的反向关系,在苛刻的行业中实现了卓越的性能.
科学领域:
- 材料科学 材料科学 材料科学
- 机械工程 机械工程
- 复合材料 复合材料 复合材料
背景情况:
- 在航空航天和汽车工业中,对高强度,高度材料的需求不断增长.
- 金属矩阵复合材料 (MMCs) 具有减轻重量和提高性能的潜力,特别是矩阵复合材料 (AMCs).
- 一个重大挑战是传统的MMC中强度和性之间的反向关系,限制了它们的广泛应用.
研究的目的:
- 审查复合材料设计策略,同时提高MMC的强度和性.
- 检查先进复合结构中的性机制,分布性质和结构参数.
- 探索基于能量消散理论的建筑复合材料和强化设计的未来方向.
主要方法:
- 审查有关MMC设计配置及其对机械性能影响的现有文献.
- 协同效应的分析,包括应力-应变梯度,失位和界面行为.
- 研究生物灵感复合材料设计和异质纳米结构中的断裂行为.
主要成果:
- 复合建筑,包括钢筋的形状,尺寸和分布,显著影响机械性能.
- 内部组件之间的协同作用导致了特殊的强度,可塑性和断裂性.
- 生物灵感设计和理解纳米尺度断裂机制为克服强度-性权衡提供了途径.
结论:
- 复合结构的设计对于开发具有出色强度和性的MMC至关重要.
- 量身定制的架构可以满足航空航天,汽车和电子行业轻质结构的严格要求.
- 对能量消耗理论和纳米尺度现象的进一步研究将推动MMC开发的创新.
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