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基于红糖生产的蔗汁陶瓷膜过滤工艺技术
引用本文:李文,谢彩锋,彭文博,邢卫红,杭方学,徐勇士,李凯.基于红糖生产的蔗汁陶瓷膜过滤工艺技术[J].食品科技,2022(1):61-69.
作者姓名:李文  谢彩锋  彭文博  邢卫红  杭方学  徐勇士  李凯
作者单位:江苏久吾高科技股份有限公司;南京工业大学化工学院;广西民族大学化学化工学院;广西大学轻工与食品工程学院;广西百桂堂食品有限公司
基金项目:广西自然科学基金青年科学基金项目(2021GXNSFBA076002);广西创新驱动发展专项资金项目(桂科AA17204092)。
摘    要:采用孔径为8、50 nm及500 nm的陶瓷膜对蔗汁进行过滤澄清生产红糖,解决传统红糖制作利用上浮撇泡方式处理蔗汁清净效果差导致成品糖品质低的问题.对比不同孔径陶瓷膜过滤蔗汁渗透通量大小、清净效果及能耗高低,结合红糖生产工艺需求,得出孔径为50 nm的陶瓷膜最适用于蔗汁过滤澄清生产红糖.在适合的操作条件下,考察孔径为5...

关 键 词:陶瓷膜  过滤  蔗汁  红糖  澄清

Ceramic Membrane Filtration of Cane Juice for Brown Sugar Production
LI Wen,XIE Caifeng,PENG Wenbo,XING Weihong,HANG Fangxue,XU Yongshi,LI Kai.Ceramic Membrane Filtration of Cane Juice for Brown Sugar Production[J].Food Science and Technology,2022(1):61-69.
Authors:LI Wen  XIE Caifeng  PENG Wenbo  XING Weihong  HANG Fangxue  XU Yongshi  LI Kai
Affiliation:(Postdoctoral Innovation Practice Base of Jiangsu Province,Jiangsu Jiuwu Hi-Tech Company Limited,Nanjing 211808,China;College of Chemical Engineering,Nanjing Tech University,Nanjing 211816,China;Guangxi Key Laboratory of Chemistry and Engineering of Forest Products,School of Chemistry and Chemical Engineering,Guangxi University for Nationalities,Nanning 530008,China;College of Light Industry and Food Engineering,Guangxi University,Nanning 530004,China;Guangxi Baiguitang Food Science and Technology Company Limited,Guigang 537121,China)
Abstract:In order to solve the problem of poor clarification of cane juice in conventional brown sugar (BS) production and improve the quality of BS,the filtration (clarification) of cane juice using ceramic membranes with pore sizes of 8,50 nm and 500 nm for BS production were investigated.By comparing the permeate flux,clarification effect,and energy consumption of different membranes for treating cane juice on the basis of BS production,we concluded that the ceramic membrane with pore size of 50 nm is the most suitable for cane juice clarification to produce BS.Under the suitable operating conditions,the flux decline and clarification effect in ceramic membrane (50 nm) treatment of cane juice were investigated.Results showed that the average flux of ceramic membrane for cane juice filtration reached up to 203 L/m;·h after 36 h continuous operation and the turbidity of cane juice decreased from 3050 NTU to 0.77 NTU (99.98% of clarification efficiency),which could meet the requirement of industrial production.Moreover,the rejection rate of sucrose,reducing sugar,polyphenols and other useful components/nutrients in cane juice by membrane filtration was low,indicating that the functional value of finished BS would not be significantly affected by the ceramic membrane filtration.
Keywords:ceramic membrane  filtration  cane juice  brown sugar  clarify
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