近红外光谱技术快速检测宣酒入池酒醅的理化指标梅婕1,2，李玉岩1,2，张温清1,2,3,4*，张显3，杜海3，马意龙4，李井雷4，王健5(1.安徽宣酒集团股份有限公司科研中心，安徽宣城242000；2.江南小窖酿造工艺研究所，安徽宣城242000；3.江南大学生物工程学院，江苏无锡214122；4.合肥工业大学食品与生物工程学院，安徽合肥230009；5.中国食品发酵工业研究院有限公司，北京100015)摘要:研究结合近红外光谱技术和偏最小二乘法，建立了宣酒芝麻香和小窖绵柔入池酒赔中水分、酸度、淀粉的定量模型。芝麻香酒赔水分、酸度、淀粉的预测值和实测值的平均绝对误差分别为0.80%、0.09mmol/10g、0.47%；小窖绵柔酒赔水分、酸度、淀粉的预测值和实测值的平均绝对误差分别为0.84%、0.14mmol/10g、0.85%。所建模型能满足日常生产的需要，大大提高了工作效率。关键词：近红外光谱；宣酒；酒赔；模型中图分类号：TS262.3；TS207.3文献标识码：BRapidAnalysisofPhysicalandChemicalIndexesofXuanjiuFermentedGrainsbyNear-infraredSpectroscopyMEIJie1,2,LIYuyan1,2,ZHANGWenqing1,2,3,4*,ZHANGXian3,DUHai3,MAYilong4,LIJinglei4,WANGJian5(1.TechnologyResearchCenterofXuanjiuGroupCo.,Ltd,Xuancheng242000,Anhui,China;2.ResearchInstituteofJiangnanSmallPitBrewingTechnology,Xuancheng242000,Anhui,China;3.JiangnanUniversity-SchoolofBioengineering,Wuxi214122,Jiangsu,China;4.HefeiTechnologyUniversity-SchoolofFoodandBiologicalEngineering,Hefei230009,Anhui,China;5.ChinaNationalResearchInstituteofFood&FermentationIndustriesCo.,Ltd,Beijing100015,China)Abstract:Inthisstudy,themodelsformoisture,acidityandstarchinxuanjiuzhimaxiangandsmallpitmianroufermentedgrainswereestablishedbynear-infraredspectroscopytechnologyandpartialleastsquaresmethod.Theaverageabsolutedeviationofzhimaxiangfermentedgrainsbetweenpredictivevalueandactualvaluewere0.80%、0.09mmol/10gand0.47%,respectively;theaverageabsolutedeviationofsmallpitmianroufermentedgrainsbetweenpredictivevalueandactualvaluewere0.84%、0.14mmol/10gand0.85%,respectively.Themodelscanmeettheproductionneedsandsignificantlyimproveworkingefficiency.Keywords:Near-infraredspectroscopy,Xuanjiu,Fermentedgrains,Model宣酒小窖酿造工艺是江南地区一项独特的酿造...
