优化横跨定子芯的冷却液循环设计:一项研究研究
Tian Xia1, Chi Zhang2,3, Hongjun Li2,3
1Wuhan Institute of Shipbuilding Technology, Wuhan 430050, China.
Heliyon
|September 16, 2024
概括
在高功率电机中优化液体冷却通道可以提高功率密度. 将冷却液通道放置在稳压器槽附近,与传统的外套冷却相比,可以显著改善散热.
科学领域:
- 工程 工程师 工程师 工程师
- 热管理 热管理
- 电动机 电动机 电动机
背景情况:
- 高功率电机产生大量热量,需要有效的冷却解决方案.
- 当前的液体冷却设计往往限制了电机功率密度.
- 优化冷却液循环设计对于先进的电机性能至关重要.
研究的目的:
- 为了研究冷却液通道放置对高功率电机定位器散热的影响.
- 为了比较新型冷却液通道设计与传统外套冷却的热性能.
- 用实验数据验证模拟结果.
主要方法:
- 使用计算流体动力学 (CFD) 模拟来分析各种冷却液通道配置.
- 进行了实验测试,以验证模拟的准确性和评估冷却的可行性.
- 进行了防空测试,以评估冷却液道的结构完整性.
主要成果:
- 最佳的冷却液循环位置被确定为与定位器槽紧密集成,以实现最大的传热.
- 优化的冷却液通道设计显示出比外套冷却更高的散热效率.
- 冷却液通道保持密封的完整性高达0.5MPa的压力.
- 确定了降低内部冷却液压力的方法,例如增加并行循环或调整通道靠近槽的距离.
结论:
- 在定子芯上集成的冷却液通道为高功率电机提供了外套冷却的高效替代方案.
- 冷却液道的战略位置是最大限度地提高热性能和功率密度的关键.
- 建议的冷却方法是稳固的,并且可用于实际应用.
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