基于声学定位测试的冰箱制冷剂噪声的分析与优化  

Analysis and optimization of refrigerator refrigerant noise based on acoustic positioning test

作　　者：钟泽 江俊 李语亭 王利亚 黄文才 胡海宏 ZHONG Ze;JIANG Jun;LI Yuting;WANG Liya;HUANG Wencai;HU haihong(Midea Refrigeration Division,Hefei 230601)

机构地区：[1]美的集团冰箱事业部,安徽合肥230601

出　　处：《家电科技》2021年第4期54-56,61,共4页Journal of Appliance Science & Technology

摘　　要：冰箱制冷剂噪声作为制冷系统的特有噪声,是用户日常使用过程中的重要的噪声关注点之一,通过引入声学照相机并基于声学定位测试建立了噪声与振动结合的分析体系,快速精确地实现了对冰箱制冷剂噪声的定位测试,并通过测试数据与相关机理分析,明确了制冷剂噪声与管路振动的关联,通过降低毛细管管路振动的方法进行冰箱制冷剂噪声优化,经过实验验证,证实了理论分析的优化方案具有良好的效果,为后续冰箱开发过程中的制冷剂噪声优化提供了设计依据。Refrigerator refrigerant noise,as the unique noise of the refrigeration system,is one of the important noise concerns in the user’s daily use.By introducing an acoustic camera and establishing an analysis system combining noise and vibration based on acoustic positioning tests,a rapid and accurate analysis is achieved.Refrigerator refrigerant noise positioning test,and the correlation between refrigerant noise and pipeline vibration is clarified through the test data and related mechanism analysis.The refrigerator refrigerant noise is optimized by reducing the capillary tube vibration method,and the theoretical analysis is verified by the experimental verification.It has a good effect and provides a design basis for the optimization of refrigerant noise in the subsequent refrigerator development process.

关 键 词：冰箱 声学定位 制冷剂噪声 实验验证 

分 类 号：TM925.21[电气工程—电力电子与电力传动]