用碳纤维屏幕增强水泥路面的微波脱冰能力
Jiangjiang Li1,2, Peng Zhao1, Minghai Jing1
1School of Materials Science & Engineering, Chang'an University, Xi'an 710061, China.
Materials (Basel, Switzerland)
|April 13, 2024
概括
这项研究开发了带有碳纤维屏幕的水泥砂,用于高效的微波道路脱冰. 优化的结构显著减少了脱冰时间和增加了表面加热率,显示了实际应用的前景.
科学领域:
- 材料科学 材料科学 材料科学
- 土木工程 土木工程是指土木工程.
- 电磁学 电磁学 电磁学 电磁学
背景情况:
- 道路脱冰对于冬季的交通安全至关重要.
- 微波加热为传统脱冰方法提供了潜在的替代方案.
- 将电磁吸收器集成到道路结构中可以提高加热效率.
研究的目的:
- 为了调查水泥砂 (CM) 与碳纤维屏幕 (CFS) 的有效性,用于微波道路脱冰.
- 为了最大限度地提高表面加热效率,优化CFS的大小和深度.
- 为了评估CM/CFS复合结构的脱冰性能.
主要方法:
- 用碳纤维屏幕嵌入的水泥砂样本的制备.
- 对CFS间距,深度和宽度对微波加热的影响进行系统研究.
- 进行微波脱冰实验,以测量加热速度和脱冰时间.
- 优化CFS参数以提高电磁损失度.
主要成果:
- 来自CFS的破坏性干扰有效地将电磁损失集中在CM/CFS标本表面.
- 最佳的CFS尺寸 (5.22毫米间距,13.31毫米深度,2.80毫米宽度) 产生了0.83°C/s的表面加热率.
- 一个15毫米深的CFS (CFS-1) 标本减少了脱冰时间21.68% (83秒到65秒),加热速度增加了17.14% (0.70到0.82°C/s).
结论:
- 水泥砂/碳纤维屏幕复合结构是有效的微波道路脱冰.
- 优化的CFS参数显著提高了表面加热效率,加快了脱冰.
- 这项技术有可能提高微波道路脱冰系统的容量和速度.
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