收稿日期:2022-10-12作者简介:金鑫(1980年-),男,浙江台州人,农艺师,主要从事茶叶技术推广。“天台山云雾茶”机械加工与标准化初探金鑫许佳妮陈俊(天台县特产技术推广站,浙江天台317200)摘要针对天台山云雾茶机械加工中色泽偏暗、工艺繁冗等问题,开展了不同杀青温度(230-290℃间)和做形温度(110-170℃间)组合下对品质影响的研究,并围绕结果开展设备选型与标准化探讨。结果表明,滚筒杀青在270-265-260℃组方案下,酚氨比较低,感官审评得分与色差综合评价较优,能明显改善成品茶色泽和内质;理条机做形在110℃组方案下,茶多酚和游离氨基酸含量较高,成品茶光泽度和绿度较佳,感官审评得分较高。关键词天台山云雾茶;机械加工;标准化中图分类号:TS272.5+1文献标识码:A文章编号:0577-8921(2023)01-017-04ApreliminarystudyonthemechanicalprocessingandstandardizationofTiantaishanYunwuteaJINXin,XUJiani,CHENJun(TiantaiCountySpecialtyTechnologyPromotionStation,Tiantai317200)AbstractInviewoftheproblemsofdarkcolorandredundantprocessinthemechanicalprocessingofTiantaishanYunwutea,researchontheeffectofdifferentfixationtemperature(between230-290℃)andshapingtemperature(between110-170℃)onqualitywascarriedout,andtheequipmentselectionandstandardizationwerediscussedbasedtheresults.Itshowsthatunderthegroupfixedat270-265-260℃,Theratioofpolyphenolstoaminoacids(anindicatorofgreenteaquality)wasdecreased,leadingtoanincreaseinsensoryevaluationscoreandcolor,accompanyingwithimprovementofdryteacolor.Thegroupshapingat110℃hadhigherlevelsofteapolyphenolsandfreeaminoacids,accompanyingwithimprovementofdryteacolorandincreaseinsensoryevaluationscore.KeywordsTiantaishanYunwutea;mechanicalprocessing;standardization天台山云雾茶(以下简称云雾茶),又名“华顶云雾”,产自浙江省天台县,因产地环境和品质特色而得名,是浙江首批恢复生产的历史名茶之一[1]。明张大复《梅花草堂笔谈》云:“洞十从天台来,以云雾茶见投。亟煮惠水泼之,勃勃有豆花气……”可见,云雾茶之名久已。80年代,天台县全面推行茶叶加工机械化,先后实施了清洁化标准化、连续化自动化等加工改造工程[2],历经了数次工艺装备改进,在传统工艺与现代机械加工上作了有益探索。期间,云雾茶机械...