To improve drying uniformity and anthocyanin content of the raspberry puree dried in a continuous microwave dryer,the effects of process parameters(microwave intensity,air velocity,and drying time)on evaluation indexe...To improve drying uniformity and anthocyanin content of the raspberry puree dried in a continuous microwave dryer,the effects of process parameters(microwave intensity,air velocity,and drying time)on evaluation indexes(average temperature,average moisture content,average retention rate of the total anthocyanin content,temperature contrast value,and moisture dispersion value)were investigated via the response surface method(RSM)and the artificial neural network(ANN)with genetic algorithm(GA).The results showed that the microwave intensity and drying time dominated the changes of evaluation indexes.Overall,the ANN model was superior to the RSM model with better estimation ability,and higher drying uniformity and anthocyanin retention rate were achieved for the ANN-GA model compared with RSM.The optimal parameters were microwave intensity of 5.53 W•g^(-1),air velocity of 1.22 m·s^(-1),and drying time of 5.85 min.This study might provide guidance for process optimization of microwave drying berry fruits.展开更多
荞麦是一种国际公认的具有独特营养价值和医疗保健功能的药食兼用作物,荞麦的加工及开发利用是国内外的研究热点。本文利用科学引文索引(SCI&SCI-E)和Innography为数据源,采用thomson data analyzer(TDA)分析软件分析了2000-2017年...荞麦是一种国际公认的具有独特营养价值和医疗保健功能的药食兼用作物,荞麦的加工及开发利用是国内外的研究热点。本文利用科学引文索引(SCI&SCI-E)和Innography为数据源,采用thomson data analyzer(TDA)分析软件分析了2000-2017年间荞麦研究领域发表的文献,阐述了近年来国际上荞麦的研究开发利用情况。结果发现,荞麦的研究论文总体呈上升趋势,而且近十年持续增长,我国发表荞麦论文数量占全部文献总量的20%,位居第一,但是篇均被引频次却不乐观,仅6.15%~15.95%,论文质量仍需提高。本文的分析结果有助于明确当前荞麦的主要研究方向和研究内容,为进一步深入研究荞麦提供理论参考。展开更多
基金Supported by the National Natural Science Foundation of China (No. 81603342)the Guangdong Provincial Key Laboratory of Traditional Chinese Medicine Informatization (No. 2021B1212040007)+5 种基金the Guangdong Basic and Applied Basic Re-search Foundation (No. 2022A1515012641No. 2024A1515012948)the Guangdong Provincial Bureau of Traditional Chinese Medi-cine Research Project (No. 20221107)the Guangzhou Science and Technology Projects (No. 2024A03J0154No. 2023B01J1004)the Foshan “Summit Plan” of Building High-Level Hospitals。
基金Supported by the National Natural Science Foundation of China(32072352)。
文摘To improve drying uniformity and anthocyanin content of the raspberry puree dried in a continuous microwave dryer,the effects of process parameters(microwave intensity,air velocity,and drying time)on evaluation indexes(average temperature,average moisture content,average retention rate of the total anthocyanin content,temperature contrast value,and moisture dispersion value)were investigated via the response surface method(RSM)and the artificial neural network(ANN)with genetic algorithm(GA).The results showed that the microwave intensity and drying time dominated the changes of evaluation indexes.Overall,the ANN model was superior to the RSM model with better estimation ability,and higher drying uniformity and anthocyanin retention rate were achieved for the ANN-GA model compared with RSM.The optimal parameters were microwave intensity of 5.53 W•g^(-1),air velocity of 1.22 m·s^(-1),and drying time of 5.85 min.This study might provide guidance for process optimization of microwave drying berry fruits.
文摘荞麦是一种国际公认的具有独特营养价值和医疗保健功能的药食兼用作物,荞麦的加工及开发利用是国内外的研究热点。本文利用科学引文索引(SCI&SCI-E)和Innography为数据源,采用thomson data analyzer(TDA)分析软件分析了2000-2017年间荞麦研究领域发表的文献,阐述了近年来国际上荞麦的研究开发利用情况。结果发现,荞麦的研究论文总体呈上升趋势,而且近十年持续增长,我国发表荞麦论文数量占全部文献总量的20%,位居第一,但是篇均被引频次却不乐观,仅6.15%~15.95%,论文质量仍需提高。本文的分析结果有助于明确当前荞麦的主要研究方向和研究内容,为进一步深入研究荞麦提供理论参考。
