模糊数学法在牡蛎发酵呈味基料感官评定中的应用Application of Fuzzy Mathematics in Sensory Evaluation of Oyster Fermentation Flavor Base
梁影
摘要(Abstract):
通过胰蛋白酶与风味蛋白酶对牡蛎进行水解制得牡蛎呈味基料,其中酶的比例为2∶1,酶解pH为7,酶解温度为55℃,改变酶解时间为12,24,36,48h4个时间点,制得4种不同的样品,通过呈味基料的感官评价与模糊数学评价结合来确定最优的酶解时间,评价指标为鲜味、甜味、咸味、流体性质。结果表明,牡蛎发酵呈味基料的酶解时间为24h时感官品质最优,且模糊数学法结果的鲜味为0.22,甜味为0.47,咸味为0.3,流体性质为0.1,该研究以期获得最优的牡蛎酶解时间达到最高的感官评价结果。
关键词(KeyWords): 牡蛎呈味基料;酶解时间;感官评价;模糊数学评价
基金项目(Foundation): 河南省社科联、河南省经团联调研课题“劳动力转移视角下的职业教育问题研究”(SKL-2012-2188)
作者(Author): 梁影
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