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조승인(SeungIn Cho),허웅(Woong Her),김정국(JungKuk Kim) 대한기계학회 2004 대한기계학회 춘추학술대회 Vol.2004 No.4
Ultrasonic cleaning is performed by cavitation which is caused by the change of the sound pressure due to the vibration in a cleaning tank. In this study, experiments on electric power and sound pressure with various temperatures, dissolved oxygen and the level of the fluid was done in order to find out how the changes in a cleaning tank affect cavitation. As a result of a series of experiments, we found that transducer impedance changes periodically in response to the variances of fluid and have a direct influence on cleaning efficiency.