• Title/Summary/Keyword: 관능적

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The Sensory Properties and Lipid Contents of Cooked Rices depending on the Variety and Cooker (품종 및 취반기구를 달리하여 취반한 쌀밥의 관능적 특성과 지질함량에 관한 연구)

  • 김현숙;김영아
    • Korean journal of food and cookery science
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    • v.7 no.2
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    • pp.1-6
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    • 1991
  • The sensory properties and the change of lipid content of cooked rice were investigated to evaluate the effects of cooker (electric and pressure cooker) and variety ($Japonica and Indica\timesJaponica variety$). Overall preference of cooked rices were higher in the pressure cooker than the electric cooker. In the case of electric cooker, Japonica variety was prefered than $I\timesJ$ variety. Free lipid contents were reduced and bound lipid contents were increased after cooking. The bound lipid contents had a correlation with shiness of cooked rice(r=-0.69).

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Effects of Sugars Addition on Physiochemical Characteristics and Sensory Evaluation of Kimchi (당류 첨가가 김치 성분 및 관능검사에 미치는 영향)

  • 장영상
    • The Korean Journal of Food And Nutrition
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    • v.12 no.6
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    • pp.608-614
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    • 1999
  • 김치의 단맛을 내기 위하여 일반 제조에 이용괴고 있는 sucrose 대신 stevioside나 sorbitoal과 같이 당의 종류를 달리하여 제조한 김치의 이화학적 성분. 미생물의 변화 및 관능적 특서에 미치는 영향을 조사하였다 pH와 적정산도는 stevioside와 sorbitol이 첨가된 처리구가 sucrose 가 첨가된 처리구보다 산의 생성 억제효과가 있는 것으로 나타났다 총균수의 경우 전반적으로 당의 종류와 저장온도와는 관계없이 미생물의 생육 억제효과가 없는 것으로 나타났으나 젖산균의 경우 1$0^{\circ}C$에서는 균의 생육 억제효과는 없는 반면 5$^{\circ}C$에 저장한 김치의 경우 stevioside와 sorbitol이 첨가된 김치는 젖산균의 생육에 억제효과가 있는 것으로 나타났다 관능검사를 실시한 결과 stevioside 첨가된 김치가 sucrose 첨가구에 비하여 기호도에서는 전반적으로 우수한 것으로 나타났다.

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Designing efficient fuzzy inference rules for the sensory evaluation (관능평가를 위한 효율적인 퍼지추론 규칙의 설계)

  • 이진춘
    • Journal of Korea Society of Industrial Information Systems
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    • v.6 no.1
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    • pp.61-69
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    • 2001
  • This study concerns designing effective fuzzy inference rules, which can be used to evaluate other experiment sets for sensory tests. The number of fuzzy inference rules might be determined by the fuzzy division of variables. For the more the number of fuzzy division does not mean the more effectiveness, the number of inference rules should be reduced to improve efficiency of inference engine of expert system. This study verified that its suggested method and inference rules are effective in comparison with the existing studies.

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Physicochemical and Sensory Properties of Baekseolgi Prepared with Different Combinations of Xylitol and Sucralose (자일리톨·수크랄로스 혼합 첨가 백설기의 이화학적·관능적 품질 특성)

  • Jo, Hyeri;Surh, Jeonghee
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.44 no.9
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    • pp.1339-1346
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    • 2015
  • In a previous study, baekseolgi with xylitol or sucralose was comparable to baekseolgi with sugar in terms of all sensory characteristics. However, the hardness of sucralose baekseolgi increased considerably during storage while that of xylitol baekseolgi remained unchanged. To improve the physical limitations observed in sucralose baekseolgi, a combination of sucralose and xylitol were substituted for sugar when preparing baekseolgi (SL0~SL100, SLn; baekseolgi where sugar was replaced with n% sucralose and 100-n% xylitol based on relative sweetness to sugar). All SLn baekseolgi samples were not significantly different from sugar baekseolgi in terms of sensory properties. The moisture content was not different between sugar and xylitol baekseolgi (SL0), but decreased significantly as the amount of sucralose increased (P<0.01), which correlated with cohesiveness of baekseolgi. Texture profile analysis revealed that hardness of SLn baekseolgi increased without any noticeable change in moisture content after storage at $4^{\circ}C$ for 7 days. In addition, the hardness after storage was the highest in sucralose baekseolgi (SL100), which was comparatively lower in SL0~SL80 containing xylitol presumably due to the hygroscopic characteristics of xylitol. In particular, SL20 was found to be comparable to sugar baekseolgi in terms of moisture and cohesiveness during storage. The results showed that the combination of xylitol and sucralose could be a potential sugar substitute in terms of not only sensory characteristics but also physicochemical properties.