• Title/Summary/Keyword: Quality Development

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Meat Quality and Storage Characteristics Depending on PSE Status of Broiler Breast Meat

  • Chae, H.S.;Singh, N.K.;Yoo, Y.M.;Ahn, C.N.;Jeong, S.G.;Ham, J.S.;Kim, D.H.
    • Asian-Australasian Journal of Animal Sciences
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    • v.20 no.4
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    • pp.582-587
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    • 2007
  • The pale, soft, exudative (PSE) syndrome lowers storage quality and consumers acceptability in the particular meat. With the increase in the consumption of parted chickens in Korean meat consumption trade, a parallel increase in the concern over the PSE status of chickens have been noticed. The present study focused on the PSE status of broiler's breast to investigate the effects of different degrees of PSE on its quality and storage characteristics. A total of 46 broiler chickens of 35 days old averaging 1,251-1,350 g were selected for the study. Breast separated and skin was removed. The breast meat was stored at $4^{\circ}C$ for 3 days and were analysed for pH, lightness, yellowness, redness, shear force, water-holding capacity (WHC), cooking loss, Thiobarbituric acid reactive substances (TBARS) and Volatile basic nitrogen (VBN) on day 1 and 3 during the storage. Increase in the degree of broilers breast PSE during storage caused fall in pH and shear force and increase in lightness, cooking loss, TBARS, VBN. Broilers breast PSE status confirms the actual pale soft and exudative nature of meat.

The Study of the Test and Evaluation Item Applies QFD in Research & Development Progject (연구개발사업에 QFD(품질기능전개)를 적용한 시험평가 항목 선정에 관한 연구)

  • Park, Jongwan;Lee, Jaewoo
    • Journal of Applied Reliability
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    • v.18 no.2
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    • pp.161-172
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    • 2018
  • Purpose: Test & Evaluation items are main contents which verify performance of the development system and they are deduced going through project management system stages. However, there is no systematic or standardized framework for Test & Evaluation items, so a lot of differences occur between projects and people are questioning whether verification items are selected for the optimization of the development system. In this regard, this research proposes the process of deducing Test & Evaluation items in a systematic way during a development stage by applying QFD (Quality Function Deployment) technique which reflects customers' requirements. Methods: Test & Evaluation items are recognized as customers' requirements, and QFD technique which refines and gathers various requirements of customers effectively during general products' development stage is applied to complete HOQ (House of Quality) Conclusion: There is no specific methodology for Test & Evaluation items, so currently, they are selected by including items which are given by similar projects or higher authorities. However, by utilizing QFD technique, selection of evaluation items which goes through more systematic process is expected to be possible.

Mass Production of High-Quality Bonsai through Development of Bottom Irrigation System (저면관수식(底面灌水式) 분상설비(盆上設備)에 의한 고품질(高品質) 분재(盆栽)의 대량생산(大量生産))

  • Lee, Ki-Eui
    • Journal of Industrial Technology
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    • v.20 no.A
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    • pp.5-14
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    • 2000
  • This study was conducted to cultivate a large quantity of high-quality Bonsai through the development of bottom irrigation system. Bonsai placed on the FRP bed were grown very well by bottom irrigation system compared with direct watering and sprinkler system. It was concluded that bottom irrigation system was possible to reduce considerable manual labor and produce mass production of high-quality Bonsai.

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A Study on the Function Evaluation using Q. F. D and A. H. P (품질기능전개(品質機能展開)와 A. H. P기법(技法)을 이용(利用)한 기능평가(機能評價))

  • Park, No-Guk;Mun, Hui-Yeong;Song, Mun-Ik
    • Journal of Korean Society for Quality Management
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    • v.21 no.2
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    • pp.85-92
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    • 1993
  • This study aimed at the improvement of the conventional methods of Velue Engineering Function Analysis, the most important phase of VE processes, through Quality Function Development and Analytic Hierarchy Process. This study was performed in both theory and study. In the theoretical study, the necessity and the fitness of the connection between VE and QC techniques were studied. The use of Function Requirement Coefficients in Quality Function Development makes the more objective Function Evaluation possible.

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A Study on a Security Engineering Methodology for Information Security Systems Considering Quality and Cost (품질과 비용을 고려한 프로세스 기반의 보안공학방법론에 관한 연구)

  • Choi, Myeong-Gil
    • Journal of Information Technology Applications and Management
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    • v.16 no.2
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    • pp.23-43
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    • 2009
  • For reliability and confidentiality of information security systems, the security engineering methodologies are accepted in many organizations. To improve the effectiveness of security engineering, this paper suggests a security methodology ISEM, which considers both product assurance and production processes, takes advantages in terms of quality and cost. To verify the effectiveness of ISEM, this paper introduces the concepts of quality loss, and compares the development costs and quality losses between ISEM and CC through the development of VPN system.

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The Direction of Urban Development and the Change of Quality of Life in Integrated Yosu City (통합여수시 지역주민의 삶의 질 변화와 도시발전의 과제)

  • 이정록;이상석;추명희
    • Journal of the Economic Geographical Society of Korea
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    • v.2 no.1_2
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    • pp.123-144
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    • 1999
  • This paper examines the change of quality of life in the Integrated Yosu City and suggests the directions of urban development. Research into the quality of life in local and region scale is interesting both from the point of view of theory and practice, and has attracted much attention in the social sciences since the 1960s. This study is an attempt to examine the change of the quality of hie in the Integrated Yosu City. In the overall assessment of the level of satisfaction about the quality of life during the past five years, most of the respondents have positive evaluation of the changes of quality of urban life. In particular, the quality of living facilities, urban administration and convenience services has relatively improved during the past five years. On the other hand, the quality of physical environment. art and cultural opportunities, transportation options has been backward during the past five years. Therefore, the directions of urban development of the Integrated Yosu City may be summarized as follows: the establishment of a wide transportation network system, waterfront development, the activation of tourism industry and harbor works, the preparation of an urban landscape, the citizens'campaign for a community culture.

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Design and Implementation of Quality Evaluation Toolkit of Analysis Phase Product (분석단계 산출물에 대한 품질평가툴킷의 설계 및 구현)

  • Yang, Hae-Sool
    • The Transactions of the Korea Information Processing Society
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    • v.4 no.7
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    • pp.1719-1732
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    • 1997
  • In the software development process, various development product are made in each phase of lifecycle. Formless software is visualized by products, and quality management is implemented by management for products. But, because standardization for products which is made in the development process is not established practically, developers use different development methodologies or documentation specifications. Therefore the reality is that quality evaluation is not implemented along standardized methodology or systematic process. In this paper, we constructed quality management system and designed and implemented analysis phase quality evaluation toolkit. We constructed quality external and internal character to evaluate software quality for quality management and constructed relational metrics and system of qualitative quantitative evaluation element items and, under these systems, we constructed quality evaluation toolkit and Implemented functions and evaluated products.

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A Study of Quality-based Software Architecture Design Model under Web Application Development Environment (품질기반 웹 애플리케이션 개발을 위한 소프트웨어아키텍쳐 설계절차 예제 정립)

  • Moon, Song Chul;Noh, Si Choon
    • Convergence Security Journal
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    • v.12 no.4
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    • pp.115-122
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    • 2012
  • As the most common application development of software development time, error-free quality, adaptability to frequent maintenance, such as the need for large and complex software challenges have been raised. When developing web applications to respond to software reusability, reliability, scalability, simplicity, these quality issues do not take into account such aspects traditionally. In this situation, the traditional development methodology to solve the same quality because it has limited development of new methodologies is needed. Quality of applications the application logic, data, and architecture in the entire area as a separate methodology can achieve your goals if you do not respond. In this study secure coding, the big issue, web application factors to deal with security vulnerabilities, web application architecture, design procedure is proposed. This proposal is based on a series of ISO/IEC9000, a web application architecture design process.

Greenhouse Evaluation of Melon Rootstock Resistance to Monosporascus Root Rot and Vine Decline as Well as of Yield and Fruit Quality in Grafted 'Inodorus' Melons

  • Jang, Yoonah;Huh, Yun-Chan;Park, Dong-Kum;Mun, Boheum;Lee, Sanggyu;Um, Yeongcheol
    • Horticultural Science & Technology
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    • v.32 no.5
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    • pp.614-622
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    • 2014
  • Melons (Cucumis melo L.) are generally grafted onto Cucurbita rootstocks to manage soilborne pathogens such as Monosporascus root rot and v ine decline (MRR/VD) and Fusarium wilt. However, g rafting onto Cucurbita rootstocks reportedly results in the reduction of fruit quality. In this study, the resistance to MRR/VD, yield, and fruit quality of melons grafted onto melon rootstocks were evaluated under greenhouse conditions. Eight melon rootstocks (R1 to R8) were used and the inodorus melon 'Homerunstar' was used as scion. Melon rootstocks R1 to R6 were selected based on resistance to MRR/VD under greenhouse conditions. Non-grafted 'Homerunstar' and plants grafted onto squash interspecific hybrid 'Shintozwa' rootstock (Cucurbita maxima D. ${\times}$ C. moschata D.) served as controls. Grafted melons were cultivated in the greenhouse infested with Monosporascus cannonballus during two growing seasons (summer and autumn). The responses to MRR/VD, yield, and fruit quality differed depending on the rootstocks and growing season. The melons grafted onto 'Shintozwa' exhibited less severe disease symptoms and higher survival rates than non-grafted melons in both seasons. While the melon rootstocks in the summer cultivation did not increase the survival rate compared to non-grafted melons, the melon rootstocks R1 and R2 in the autumn cultivation led to higher survival rates. The melon rootstocks resistant to MRR/VD increased the percentage of marketable fruits and marketable yields. Grafting onto the melon rootstocks caused little or no reduction of fruit quality such as low calcium content, fruit softening, and vitrescence, especially in lower-temperature autumn season. Accordingly, these results suggest that grafting onto the melon rootstocks may increase the tolerance to MRR/VD and the marketable yield without a reduction of fruit quality.

Effects of LED Light Quality of Urban Agricultural Plant Factories on the Growth of Daughter Plants of 'Seolhyang' Strawberry

  • Lee, Kook-Han
    • Journal of Environmental Science International
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    • v.27 no.10
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    • pp.821-829
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    • 2018
  • This study was conducted to examine the influence of Light-Emitting Diode (LED) light quality in urban agricultural plant factories on the growth and development of Seolhyang strawberry daughter plants in order to improve the efficiency of daughter plant growth and urban agriculture. LED light quality by demonstrated that above-ground growth and development were greatest for daughter plant 2. Daughter plant 1 showed the next highest growth and development, followed by daughter plant 3. Among the different qualities of LED light, the stem was thickest and growth rate of leaves was highest for R + B III (LED quality: red 660 nm + blue 450 nm/photosynthetic photon flux density (PPFD): $241-243{\mu}mol{\cdot}m^{-2}{\cdot}s^{-1}$) and lowest for R (red $660nm/115-117{\mu}mol{\cdot}m^{-2}{\cdot}s^{-1}$). Plant height, leaf width, petiole length, and the leaf growth rate were highest for W (white fluorescent lamp/$241-243{\mu}mol{\cdot}m^{-2}{\cdot}s^{-1}$) and lowest for R + B I (red 660nm+blue 450nm/$80-82{\mu}mol{\cdot}m^{-2}{\cdot}s^{-1}$). For above-ground growth and development, as the plants surpassed the seedling age, mixed light (red + blue), rather than monochromatic light (red or blue), and higher PPFD values tended to increase development. Regarding the quality of the LED light, daughter plant 2 showed the highest chlorophyll content, followed by daughter plant 1, and daughter plant 3 showed the least chlorophyll content. When the wavelength was monochromatic, chlorophyll content increased, compared to that when PPFD values were increased. Mixed light vitality was highest in daughter plant 2, followed by 1, and 3, showed increased photosynthesis when PPFD values were high with mixed light, in contrast to the results observed for chlorophyll content.