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        검색결과 124

        21.
        2021.06 KCI 등재 구독 인증기관 무료, 개인회원 유료
        In the recent business environment, risks related to product safety problems are increasing. These are arising from various factors such as increasing product and production complexity, supply chain diversification, enhanced PL (product liability) law and strengthening regulations of the government. Accordingly, ISO (international organization for standardization) published standards of PSMS (product safety management system) for suppliers such as ISO 10377 and ISO 10393. Meanwhile, the ISO 9001 QMS (quality management system) was revised in 2015, and it has established itself as an effective tool that can consistently meet the various requirements of stakeholders and promote customer satisfaction. This study aims to suggest an integration framework of QMS and PSMS based on the recent ISO international standards. To this end, firstly, the relationship between QMS and PSMS is studied based on the quality and product safety definitions, PDCA (plan-do-check-act) cycle and risk-based thinking. Secondly, the requirements of ISO 10377 and ISO 9001 are compared and classified as the common and ISO 10377 specific requirements. Finally, integration steps of two systems are suggested and guidelines that can systemize the integrated requirements are presented in the aspect of processes and documentation. This study is expected to be used as a guideline that helps companies those have already acquired QMS certification to build an international-level product safety management system early.
        4,000원
        22.
        2021.05 구독 인증기관 무료, 개인회원 유료
        The ISO 9000 Quality Management System(QMS) standard is an effective tool that can consistently meet the various requirements of stakeholders and promote customer satisfaction management. However, in the recent business environment, not only quality issues but also risks in various other areas are increasing. In particular, risks related to product safety problems which are arised from product convergence, diversification of methods of production and globalization of supply chain pose a great threat to the sustainability of companies. Accordingly, ISO published standards of Product Safety Management System(PSMS) for suppliers such as ISO 10377 and ISO 10393. This study aims to suggest an integration framework of QMS and PSMS based on ISO international standards. To this end, the relationship of QMS and PSMS are analyzed and the requirements of the both systems are integrated based on the Plan-Do-Check-Act(PDCA) cycle and risk-based thinking. In addition, guidelines that can systemize the integrated requirements are presented in the aspect of processes and documentation. This study is expected to be used as a guideline that helps companies that have already acquired QMS certification to build an international level product safety management system early.
        4,000원
        23.
        2020.11 구독 인증기관·개인회원 무료
        기후 변화에 따른 이상기상 등 농업환경변화에 따른 농작물의 생산성 및 품질 저하 등의 문제가 발생하고 있다. 최근에는 이러한 문제를 해결하기 위해 정보통신기술(Information & Communications Technology; ICT), 사물인터넷 (Internet of Things; IoT) 및 인공지능(Artificial Intelligence; AI) 등을 이용한 지능한 작물 모델 개발과 정보화 자원 구축 등의 연구가 진행되고 있다. 국내의 ICT를 적용한 스마트팜은 비닐하우스와 같은 시설 내부 환경을 제어하는 기술로 구성되어 있으나 국내 농경지 면적의 95%는 노지로 되어 있어 노지에 쉽게 적용할 수 있는 농업 ICT 기술 이 필요하다. 따라서 본 연구는 노지 작물의 지능형 생육 환경 모델 개발을 위한 IoT 기반 환경 데이터 획득 시스 템을 구축하고 시계열 계측을 통해 농작물 생육의 주요 인자인 토양 수분과 토양 온도의 변화 특성을 파악하고자 한다. 본 실험은 전북 완주군 소재 국립식량과학원 풍산나물콩 및 대풍콩 재배 포장에 환경데이터 획득 시스템을 구축하였으며 IoT 기반 토양센서(Sentek Drill&Drop, Australia)을 통해 토양의 수분 및 온도를 측정하였다. 토양 센 서는 서로 간섭을 최소화하기 위해 일정 간격으로 설치하고 지면으로부터 전극을 깊이 30 cm 까지 삽입시킨 후 20년 07월 04일부터 20년 10월 07일까지 깊이 10 cm, 20 cm, 30 cm의 토양 수분 및 온도의 시계열 변화를 비교 분 석하였다. 토양 수분 및 온도 변화는 지면으로부터 깊이 10 cm, 20 cm, 30 cm 순으로 크게 나타났다. 본 연구의 결 과는 4차 산업 기술의 농업적 적용성을 높이기 위한 빅데이터 구축 및 노지 스마트팜 기술 기반 확보를 위한 자료 로 활용될 수 있을 것으로 판단된다.
        24.
        2020.09 KCI 등재 구독 인증기관 무료, 개인회원 유료
        In a series of recent launch tests, North Korea has been improving the firepower of its missiles that can target South Korea. North Korea’s missiles and submarines are capable of threatening targets in South Korea and are likely faster and more covert than the systems previously seen in North Korea. The advanced threats require that ROK Navy should not only detect them earlier than ever but also response quicker than ever. In addition to increasing threats, the number of young man that can be enlisted for military service has been dramatically decreasing. To deal with these difficulty, ROK navy has been making various efforts to acquire a SMART warship having enhanced defense capability with fewer human resources. For quick response time with fewer operators, ROK Navy should improve the efficiency of systems and control tower mounted on the ship by promoting the Ship System Integration. Total Ship Computing Environment (TSCE) is a method of providing single computing environment for all ship systems. Though several years have passed since the first proposal of TSCE, limited information has been provided and domestic research on the TSCE is still in its infancy. In this paper, we apply TSCE with open architecture (OA) to solve the problems that ROK Navy is facing in order to meet the requirements for the SMART ship. We first review the level of Ship System Integration of both domestic and foreign ships. Then, based on analyses of integration demands for SMART warship, we apply real time OA to design architecture for TSCE from functional view and physical view. Simulation result shows that the proposed architecture has faster response time than the response time of the existing architecture and satisfies its design requirements.
        4,000원
        28.
        2020.06 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The purpose of this study is to create a shirt sloper suitable for an elderly male body shape by producing virtual models using a 3D-virtualization program, making a torso prototype using the Yuka CAD system, and employing 3D simulation to virtualize and calibrate the model. First, the following three types of obese dummies are implemented through the CLO 3D program: Type 1 exhibits body fat in the lower body; Type 2 exhibits an obese abdomen; and Type 3 displays a balanced form of obesity. Second, for the design of the shirt pattern, the waist back length (measured value+1), back armhole depth (C/10+12+3+0.5~1.5), front armhole depth (back armhole depth 0~1), front interscye (2C/10‒1+0.5‒0.5), armscye depth (C/10+2+3.5+ 0.5), back interscye (2C/10‒1+1), front chest C (C/4+2.5+1), back chest C (C/4+2.5‒1), front hem C (C/4+2.5+1(+2)), back hem C (C/4+2.5‒1(+2)), cap height (AH/3‒5), and biceps width (Front AH‒1, Back AH‒1) are calculated. Third, the virtual attachment of the shirt pattern is resolved by increasing the front and back armhole depths, and the front and rear wrinkles are improved by adding a back armhole dart. The front hem lift and lateral pull caused by the protrusion of the abdomen are amended by increasing the margin of the chest, waist C, and hip C, with the appearance improved by balanced margin distribution in the front, back, and side panels. The improved retail pattern with an increase in the front armholes C was balanced on the torso plate.
        4,600원
        29.
        2020.04 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The IoT-based sensor network is one of the methods that can be efficiently applied to maintain the facilities, such as bridges, at a low cost. In this study, based on LoRa LPWAN, one of the IoT communications, sensor board for cable tension monitoring, data acquisition board for constructing sensor network along with existing measurement sensors, are developed to create bridge structural health monitoring system. In addition, we designed and manufactured a smart sensor node for LoRa communication and established a sensor network for monitoring. Further, we constructed a test bed at the Yeonggwang Bridge to verify the performance of the system. The test bed verification results suggested that the LoRa LPWAN-based sensor network can be applied as one of the technologies for monitoring the bridge structure soundness; this is excellent in terms of data rate, accuracy, and economy.
        4,000원
        30.
        2020.03 KCI 등재 구독 인증기관 무료, 개인회원 유료
        본 연구에서는 국내에 도입된 외래 포유류를 조사하여 생태계위해성평가와 외래생물 관리 데이터베이스 구축에 필요한 기초자료를 제시하고자 했다. 이를 위해 관상 목적으로 도입된 외래 포유류, 개인 간 거래되는 외래 포유류 등 사육 환경에서의 외래 포유류와 자연에 유입된 외래 포유류를 조사하여 한국에 도입된 외래 포유류 목록을 구축하였다. 한국에 도입된 외래 포유류는 총 163분류군으로 확인되었다. 관상 목적으로 도입된 외래 포유류는 11목 44과 139분류군, 개인 간 거래되는 외래 포유류는 5목 19과 28분류군, 자연생태계에 유입된 외래 포유류는 총 4목 7과 8분류군으로 나타났다. 국내 도입된 외래 포유류의 효과적인 관리를 위해서는 도입된 모든 종의 목록을 토대로 종별 개체수, 도입지역 등 기초적인 정보의 확보가 중요하다. 아울러, 자연생태계 유출 시 나타날 수 있는 생태계위해성에 대한 객관적 평가를 통해 잠재적인 위해 정도를 구분하고 이에 근거한 관리정책의 체계적 연계가 필요하다. 마지막으로, 국내 자연생태계에 유입된 Capra hircus, Cervus nippon taiouanus, Felis catus, Myocastor coypus, Ondatra zibethicus, Oryctolagus cuniculus, Ovis aries, Rattus norvegicus 등 8분류군에 대해서는 확산 변화 양상에 관한 지속적인 모니터링과 서식 변화 수준에 따른 즉각적 대응체계 구축 등 국가 차원에서의 확산 제어 방안 마련이 시급히 요구된다.
        4,600원
        31.
        2019.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        This study presents an efficient clothes-sizing system for those experiencing obesity in old age with the aim of revitalizing the clothing industry for older obese people. The study targets 249 obese men aged 60 to 85 who satisfy a Rohrer index score of 1.6 or higher and a BMI (body mass index) of 25 or higher. Elderly obese males showed more obesity in the body based on the waist. In particular, those in their 60s were the most obese, and after reaching their 70s, characteristics of old age in which the stature was reduced and the limbs were tapered were shown. The clothes-sizing system was set to 5cm in stature, 5cm and 3cm in chest girth, 2cm in waist girth (omphalion), and 2cm in hip girth according to the KS standards. Through the two-way distribution of each section, the name of the section with a high distribution was given. Casual tops were selected from eight sizes, ranging from 155 to 170cm in stature and 95 to 105cm in chest girth. Suit top sizes were selected from eight sizes, ranging from 160 to 170cm in stature and 94 to 103cm in chest girth. Bottoms suggested 10 sizes distributed between 90 and 100cm in waist girth (omphalion) and 92 and 98cm in hip girth. According to the KS standards, the detailed size was divided into the basic part and the reference part.
        4,500원
        36.
        2019.06 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The government announced that it would ask the contractors not only the supplier but also the contractors to take the same responsibilities if they did not observe industrial accident safety measures from 2019. The semiconductor manufacturing process belongs to the representative disaster industry group in which the facility is directly located inside a closed space called clean room. According to previous studies, the semiconductor industry group used checklists for safety management of their suppliers. This study has developed a model for assessing suppliers by constructing a quantitative checklist item through the risk assessment methodology, laws and regulations. The evaluation model of the supplier set up through this study becomes the safety management standard in the semiconductor industry .Furthermore, it is applied to the partner companies in the operation of ISO 14001, 45001, I would like to apply it as a measure of performance management for CSR (Corporate Social Responsibility).
        5,200원
        38.
        2018.10 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The purpose of this study is to promote the elderly apparel industry for the increasing numbers of elderly obese male population. In the study, a total number of 249 males between the ages of 60 to 85 were studied to analyze their body types and differences. The group had a Rohrer Index of 1.6 or higher and BMI of 25 or higher. The noticeable physical differences in the group were shorter waist front length, bigger waist and hip circumferences with increasing age and slimmer limbs that are associated with the natural aging process with or without obesity. The obese body types have been classified in the following 3 different categories. Type 1 is the group that has lower body obesity with broad shoulders and relatively slimmer abdomen than a heavy bottom. A total number of 84 people belonged to the type 1 obesity category which makes up 33.8% of the total. Type 2 is the group that has upper body obesity with especially large abdominal obesity. A total number of 76 people, 30.5% of the total, were classified as type 2. Type 3 is the group that has whole body obesity with balanced obesity in the whole body. A total number of 89 people, 35.7% of the total, made up type 3.
        4,600원
        39.
        2017.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        Our research is aimed at predicting recent trend and leading technology for the future and providing optimal Nano technology trend information by analyzing Nano technology trend. Under recent global market situation, Users’ needs and the technology to meet these needs are changing in real time. At this point, Nano technology also needs measures to reduce cost and enhance efficiency in order not to fall behind the times. Therefore, research like trend analysis which uses search data to satisfy both aspects is required. This research consists of four steps. We collect data and select keywords in step 1, detect trends based on frequency and create visualization in step 2, and perform analysis using data mining in step 3. This research can be used to look for changes of trend from three perspectives. This research conducted analysis on changes of trend in terms of major classification, Nano technology of 30’s, and key words which consist of relevant Nano technology. Second, it is possible to provide real-time information. Trend analysis using search data can provide information depending on the continuously changing market situation due to the real-time information which search data includes. Third, through comparative analysis it is possible to establish a useful corporate policy and strategy by apprehending the trend of the United States which has relatively advanced Nano technology. Therefore, trend analysis using search data like this research can suggest proper direction of policy which respond to market change in a real time, can be used as reference material, and can help reduce cost.
        4,000원
        40.
        2017.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        More people travel oversea as the economic size of Korea is getting larger and more new jobs are requested to be created by the society. To respond to these trend and request, Incheon International Airport Corporation (IIAC) is about to expand its processing capability with a new terminal; 54 million passengers to 72 million. IIAC is also introducing new strategies such as open innovation (OI) and creating shared value (CSV). With these changes, IIAC faces new challenges of restructuring its business and organization with new ideas. Most organizations including IIAC are becoming more dependent on external resources to keep their competitive advantages under the turbulence of global business environmental changes. Therefore, they focus on the OI paradigm which is reported as a convincing strategy to improve competitiveness in terms of budget and time-to-market. OI is to quickly react to the rapidly changing business environment and is adopted to support startup incubation. In the previous research with IIAC, three major tasks were defined; utilizing the IIAC brand power for external vendors, building a technology road-map, and introducing a collaboration support system. This paper deals with the collaboration system as proposed in the previous research. We focused on the collaboration process for startup incubation. Cases were studied; the K-startup model by the government, a university model to explore youth startups, and a R&D institute model to study professional startups. Based on the case studies, we defined an IIAC model and proposed issues to take care of. The model is distinguished from the other studied models since IIAC is a prospective customer of new technology.
        4,000원
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