Presentation 2003/11/21
Model Experiment about Effects of Process Variables on Ultrasonic Decomposition of Chemical Substances in Wastewater
Ken-ichi KONDO, Mamoru KUWABARA, Jian YANG,
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Abstract(in English) The effects of process parameters such as applied electric power (38 and 50W), circulating water temperature (10, 20 and 50℃) and atmospheric pressure in the test tube (1.00, 0.74 and 0.21atm) on the decomposition rate of potassium permanganate are investigated by ultrasonic irradiation to a potassium permanganate aqueous solution. The light absorbance of the potassium permanganate aqueous solution after the ultrasonic irradiation under the experimental conditions is measured to obtain the decomposition rate. The results show that the decomposition rate of potassium permanganate increases with increasing the applied electric power and the circulating water temperature, and decreases with decreasing the atmospheric pressure in the test tube.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) ultrasonic decomposition / acoustic cavitation / potassium permanganate aqueous solution / wastewater
Paper # US2003-83
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Committee US
Conference Date 2003/11/21(1days)
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Registration To Ultrasonics (US)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Model Experiment about Effects of Process Variables on Ultrasonic Decomposition of Chemical Substances in Wastewater
Sub Title (in English)
Keyword(1) ultrasonic decomposition
Keyword(2) acoustic cavitation
Keyword(3) potassium permanganate aqueous solution
Keyword(4) wastewater
1st Author's Name Ken-ichi KONDO
1st Author's Affiliation Dept. of Materials Processing Eng., Nagoya University()
2nd Author's Name Mamoru KUWABARA
2nd Author's Affiliation Dept. of Materials Processing Eng., Nagoya University
3rd Author's Name Jian YANG
3rd Author's Affiliation Dept. of Materials Processing Eng., Nagoya University
Date 2003/11/21
Paper # US2003-83
Volume (vol) vol.103
Number (no) 485
Page pp.pp.-
#Pages 4
Date of Issue