LED-induced fluorescence system for tea classification and quality assessment
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- 作者：Yongjiang Dong ; Xuan Liu ; Liang Mei ; Chao Feng ; Chunsheng Yan ; Sailing He ; sailing@jorcep.org" class="auth_mail
- 关键词：LED ; Fluorescence spectroscopy ; Tea beverage ; Tea ; Classification ; Quality
- 刊名：Journal of Food Engineering
- 出版年：September 2014
- 年：2014
- 卷：137
- 期：Complete
- 页码：95-100
- 全文大小：776 K
文摘
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A fluorescence system, integrating several LEDs with different wavelengths, is constructed.
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LED, instead of laser, was used for tea measurement and the choice of LED was discussed.
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Classification of six types of tea beverages was studied to verify the ability of the system.
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The system was employed in quality evaluation for tea leaves and corresponding liquid tea.