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快速黏度分析仪与旋转流变仪测定淀粉黏度特性的对比

黄峻榕 唐晓东 蒲华寅

陕西科技大学学报(自然科学版)2016,Vol.34Issue(2):118-122,5.
陕西科技大学学报(自然科学版)2016,Vol.34Issue(2):118-122,5.

快速黏度分析仪与旋转流变仪测定淀粉黏度特性的对比

Comparison of rapid viscosity analyzer and rotational rheometer on starch pasting properties

黄峻榕 1唐晓东 1蒲华寅1

作者信息

  • 1. 陕西科技大学食品与生物工程学院,陕西西安 710021
  • 折叠

摘要

Abstract

Pasting properties of tuber ,legume and cereal starches were determined and com-pared by using rapid viscosity analyzer (RVA) and rotational rheometer ,respectively .The pasting temperatures and the peak viscosities of different starches obtained by rotational rhe-ometer were 1 ℃ ~8 ℃ lower and 0~335 cP higher than those by RVA ,respectively .For these two kinds of instruments ,the relationship between the results and the cooking (heat-ing/cooling) rate is consistent :the pasting temperature and the peak viscosity were higher when measured at higher cooking rate .It can be seen that starch pasting properties were re-lated not only to type of starch ,but also to instrument and testing condition .Therefore ,it is more scientific to consider these three factors together in the discussion of results .

关键词

快速黏度分析仪/旋转流变仪/淀粉/黏度

Key words

rapid viscosity analyzer/rotational rheometer/starch/viscosity

分类

轻工纺织

引用本文复制引用

黄峻榕,唐晓东,蒲华寅..快速黏度分析仪与旋转流变仪测定淀粉黏度特性的对比[J].陕西科技大学学报(自然科学版),2016,34(2):118-122,5.

基金项目

国家自然科学基金项目(31371786);陕西农产品加工技术研究院科研计划项目 ()

陕西科技大学学报(自然科学版)

OACSTPCD

2096-398X

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