基于模糊数学评价结合响应面法优化沙棘原浆加工工艺及品质分析Optimization of Processing Technology of Seabuckthorn Puree Based on Fuzzy Mathematics Evaluation Combined with Response Surface Method and Quality Analysis
李颜博,李玮,赵宇,张梦莹,毕凯悦,吴予涵,王伟
摘要(Abstract):
为改善沙棘原浆的加工工艺,最大程度地保留其营养品质,该研究通过赋予感官评价因素集权重,建立沙棘原浆模糊数学综合评价模型。以新疆大果沙棘为原料,设计单因素试验结合响应面法,优化沙棘原浆的解冻、榨汁和均质工艺,并基于静态定量描述分析(quantitative descriptive analysis, QDA)、营养品质和稳定系数指标,考察最优工艺制得的沙棘原浆和3种市售产品的品质差异。结果表明,模糊数学评价模型能够全面、准确地评价沙棘原浆的感官品质;最优加工工艺参数为解冻温度14℃、榨汁温度5℃、榨汁时间32 s、均质压力37 MPa,在此工艺条件下制得的沙棘原浆色泽均匀、酸度适口,模糊数学感官评分为90.4分;相较于市售产品,最优工艺制得的沙棘原浆营养成分保留率较高,风味轮廓更优,且稳定系数提高了17.6%~29.2%。该研究可以为沙棘原浆的加工生产提供理论依据和技术参考。
关键词(KeyWords): 沙棘原浆;加工工艺;响应面法;模糊数学;静态定量描述分析
基金项目(Foundation): 新疆维吾尔自治区重点研发项目(2022B02005-2-3);; 新疆维吾尔自治区研究生科研创新计划项目(XJ2024G141)
作者(Author): 李颜博,李玮,赵宇,张梦莹,毕凯悦,吴予涵,王伟
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