| 双频超声强化超临界流体萃取黄酮类化合物 |
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| 引用本文： | 丁彩梅,丘泰球,陆海勤.双频超声强化超临界流体萃取黄酮类化合物[J].化学工程,2005,33(6):67-70,73. |
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| 作者姓名： | 丁彩梅 丘泰球 陆海勤 |
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| 作者单位： | 1. 华南理工大学,食品与生物工程学院,广东,广州,510640;中国轻工业武汉设计工程有限责任公司,湖北,武汉,430060
2. 华南理工大学,食品与生物工程学院,广东,广州,510640 |
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| 基金项目： | 广州市科技计划项目（穗科条字[2002]27号） |
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| 摘 要： | 通过单因素和正交实验研究,对双频超声交替强化超临界流体萃取黄酮类化合物的工艺进行了优化设计。实验结果表明,影响萃取得率的各因素强烈程度顺序是:夹带剂用量>超声频率>萃取温度>萃取压力>超声功率;本实验条件下的最佳萃取实验工艺条件为萃取温度50℃,萃取压力20 MPa,夹带剂用量2 mL/g,超声频率20 KHz,超声功率150 W。
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| 关 键 词： | 超声 超临界流体萃取 强化 黄酮类化合物 |
| 文章编号： | 1005-9954（2005）06-0067-04 |
Double-frequency ultrasounds alternately enhanced supercritical fluid extraction of effective components of plants |
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| DING Cai-mei,QIU Tai-qiu,LU Hai-qin.Double-frequency ultrasounds alternately enhanced supercritical fluid extraction of effective components of plants[J].Chemical Engineering,2005,33(6):67-70,73. |
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| Authors: | DING Cai-mei QIU Tai-qiu LU Hai-qin |
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| Affiliation: | 1. College of Food and Biological Engineering, South China University of Technology, Guangzhou 510640, Guangdong Province, China; 2. China National Light Industry Wuhan Design Engineering Co. , Ltd, Wuhan 430060, Hubei Province, China |
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| Abstract: | Double-frequency ultrasounds alternately-enhanced supercritical fluid extraction of effective components of plants was optimized by single factor experiment and orthogonal experiment.The results indicated that the successive order of different effect factors is entrainer amount> ultrasonic frequency >extraction temperature> extraction pressure> ultrasonic power and the optimum conditions of the extraction includes: temperature 50 ℃,pressure 20 MPa,entrainer amount 2 mL/g,ultrasonic frequency 20 kHz,power 150 W. |
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| Keywords: | ultrasound supercritical fluid extraction alternately enhanced officinal components of plants |
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