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Analyses of refrigerator noises

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In this paper, we analyze refrigerator noises through a series of experiments。 In the experiments, we performed a number of subjective testing in order to obtain perceptual rating of refrigerator noises。 Two refrigerators for home use were selected and noises of the refrigerators were recorded in an anechoic-chamber and a real-life apartment。 The noises are recorded at various locations from the refrigerator with different wall settings。 The main source of refrigerator noises is a compressor。 Thus, depending on whether the compressor is running or not, we classify noises into three states: starting, steady, and ending。 From the subjective data obtained from the subjective testing, we provide thorough analyses refrigerator noises。

acoustic noiseanechoic chambers (acoustic)compressorselectronic equipment testingrefrigeratorsanechoic-chamberending noiserefrigerator noisesstarting noisesteady noisesubjective testing

C. Lee、Y. Cho、B. Baek、S. Lee、D. Hwang、K. Jo

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Dept. Electr. & Electron. Eng., Yonsei Univ., Seoul, South Korea

Industrial Electronics, 2005. ISIE 2005. Proceedings of the IEEE International Symposium on

P.1179-1184