一个高性能固态电热冷却系统
Yunda Wang1, Ziyang Zhang2, Tomoyasu Usui3
1PARC, A Xerox Company, 3333 Coyote Hill Rd., Palo Alto, CA 94304, USA. yundaw@parc.com dschwart@parc.com.
概括
电热冷却为制冷和电子设备提供了高效的固态替代方案. 一个新的系统架构实现了5.2°C的温度跨度和高热量流,超过了以前的EC冷却演示.
科学领域:
- 材料科学
- 热力学
- 固态物理
背景情况:
- 电热冷却是一种有前途的固态技术,用于制冷和电子冷却.
- 与传统冷却系统相比,EC设备具有高效率,紧性和环境优势.
- 现有的EC冷却系统在实现高热量和温度跨度方面面临挑战.
研究的目的:
- 开发一个可扩展的,高性能的电热冷却系统架构.
- 为了证明PbSc0.5Ta0.5O3EC多层陶电容器在实际冷却装置中的有效性.
- 与现有的EC冷却系统相比,实现热流和温度升高的显著改善.
主要方法:
- 使用与制造相容的工艺制造PbSc0.5Ta0.5O3 EC多层陶电容器.
- 将这些电容器集成到EC冷却的新系统架构中.
- 测试系统温度范围和热流量.
主要成果:
- 展示了一个可扩展,高性能的EC冷却系统架构.
- 达到系统温度范围为5.2°C.
- 获得每平方厘米135毫瓦的最大热量,
- 报告了使用陶多层电容器的EC系统中最高的温度升高.
结论:
- 开发的系统架构和EC设备显示了破坏传统冷却技术的巨大潜力.
- 实现的高热量流和温度升高是EC冷却性能的重大进步.
- 制造兼容的制造工艺使实际应用具有可扩展性.
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