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The Extracting Technique of Effective Materials from CTM Based on Phonochemistry
Abstract:
Ultrasonic biological effects are reactions between ultrasonic energy and biological tissue. The reactions will promote the separation of medical materials from some herbs. The research contents: (1) the mechanism of medical-component extraction of CTM based on ultrasonic cavitations; (2) the experiment research on optimization of extraction technique of CTM. The research methods: (1) to explain the mechanism, the dynamics and interaction between ultrasound and plant tissues; (2) combining with the experiments, the extracting effect and energy saving are used for evaluating the technique. The research results: (1) the optimized ultrasonic frequency is 25±10kHz, the power density in the space in the device should be 0.5~1.2W/cm3, the medium temperature should be 30~60°C. (2)Comparing with the boiling technique, the extracting effect of the ultrasonic technique is increased by 15%~30%, energy is saved by 500%. The experiment results are good tally with the theories.
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Pages:
391-394
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Online since:
July 2014
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© 2014 Trans Tech Publications Ltd. All Rights Reserved
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