关于板式蒸发器在,和滚动条件下传热特性的实验研究
Hongju Chen1, Bangting Yu1, Yiping Zhang1
1CNOOC China Limited, Beijing Research Center, Beijing, 100028, China.
Scientific reports
|December 10, 2025
概括
海洋运动对海底无人驾驶车辆 (UUV) 的海洋热能转换 (OTEC) 系统中的板式蒸发器热传输产生重大影响. 提升提高了性能,而滚动削弱了性能,为UUV应用开发了新的相关性.
科学领域:
- 海洋工程 海洋工程
- 海洋热能转换 (OTEC) 方法
- 热传递热量转移的方法
背景情况:
- 水下无人驾驶车辆 (UUV) 使用海洋热能转换系统 (OTEC) 来获得动力.
- 板式蒸发器是OTEC系统中的关键组件.
- 海洋运动可以显著影响船上设备的性能.
研究的目的:
- 在海洋运动下研究板式蒸发器的传热变化.
- 为了分析不同流模式 (,,滚动) 对传热的影响.
- 在UUV中开发板式蒸发器性能的预测相关性.
主要方法:
- 设计并建立了一个与六度自由度运动平台集成的流水沸实验系统.
- 考察了冲模式,质量速度,振幅,频率和强度的影响.
- 开发并验证了运动中的板式蒸发器的传热相关性.
主要成果:
- 升起运动显著增强了热传递 (对R134a的对流热传递系数增加了61.8%).
- 倾斜运动在小幅度上增强了热传递 (增加了高达34.75%).
- 滚动运动显著削弱了热传递 (降低了高达31.8%).
结论:
- 海洋运动,特别是浮动和滚动,极大地影响UUV OTEC系统中的板式蒸发器热传递.
- 为了预测在各种海洋运动条件下的性能,开发了一种经过验证的传热相关性.
- 这些发现对于优化UUV OTEC系统设计和在动态海洋环境中的运行至关重要.
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