对超薄平面热管的热性能进行实验研究,这些热管具有新型的多尺度条纹复合管结构
Menghao Wang1, Yinchuang Yang2, Yiwei Sun3
1Key Laboratory of Energy Thermal Conversion and Control of Ministry of Education, School of Energy and Environment, Southeast University, Nanjing, 210096, PR China.
Heliyon
|October 23, 2023
概括
新的超薄平面热管 (UTFHP) 具有缩条纹复合材料 (CSCW) 结构,为电子产品提供了更好的散热. 优化的CSCW设计显著提高了热性能,有效地应对热点挑战.
科学领域:
- 材料科学 材料科学 材料科学
- 热力工程是热力工程中的一个.
- 纳米技术 纳米技术
背景情况:
- 电力密集型电子设备需要先进的热管理解决方案.
- 超薄平面热管 (UTFHP) 对于紧的电子设备至关重要.
- 为集中热源优化UTFHP管结构至关重要.
研究的目的:
- 为0.6毫米厚的UTFHP设计和研究新的缩条纹复合材料 (CSCW) 结构.
- 评估和比较不同CSCW设计的热性能.
- 为了应对电子产品中小型的集中热源所带来的热挑战.
主要方法:
- 用各种CSCW结构 (铜泡和铜网) 制造UTFHP.
- 在不同的热负荷下对热性能进行实验评估.
- 与传统的平行通道管结构进行比较.
主要成果:
- 具有空洞蒸发部分的CSCW由于指导反流和增强的蒸发,显示出优异的性能.
- 铜泡通道宽度极大地影响了热性能.
- 最佳的UTFHP实现了0.79°C/W的热电阻和7倍的铜的导热率.
结论:
- 拟议的CSCW结构对于UTFHP应用非常有效.
- 这种设计为管理电子设备中的热点提供了可行的解决方案.
- 进一步优化条纹管结构可以导致电子产品中增强的热管理.
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