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화학사고 발생에 따른 주민대피 의사결정 지원을 위한 과학조사장비 활용방안 연구
오주연,이태욱,조국,Oh, Joo-Yeon,Lee, Tae Wook,Cho, Kuk 대한원격탐사학회 2022 大韓遠隔探査學會誌 Vol.38 No.6
After the hydrogen fluoride leak in Gumi in 2012, the government has been systemizing the disaster management system, such as responding to and managing chemical accidents. In particular, the Ministry of the Interior and Safety (MOIS) is in charge of evacuation of residents following chemical accidents based on the Framework Act on Management of Disaster and Safety. In this study, an application plan was presented to support and utilize the decision-making support for evacuation of residents after a chemical accident using the chemical accident investigation equipment of the National Disaster Management Research Institute (NDMI). In the equipment operation system for scientific information collection due to chemical accidents, the roles and purpose of use of long/short distance measurement equipment were presented according to regular and emergency situations. Using the data acquired through long/short distance measurement equipment, it can be used as basic data for resident evacuation decision-making by monitoring whether chemicals are detected in an emergency and managing data on detected substances by company in a regular situation. As a result of measuring chemical substances in order to verify on-site usability by equipment only for the regular operation system, it was confirmed that real-time detection of chemical substances is possible with long distance measuring equipment. In addition, it was confirmed that it was necessary to check the measurable distance and range of the equipment in the future. In the case of short distance measurement equipment, hydrocarbon-based substances were mainly detected, and it was confirmed that it was measured at a higher level in Ulsan-Mipo National Industrial Complex than in Onsan National Industrial Complex. It is expected that it can be used as basic data to support decision-making in the event of chemical accidents through continuous data construction in the future.
오주연(Joo Yeon Oh) 한국광고홍보학회 2012 한국광고홍보학보 Vol.14 No.1
본 연구는 브랜드 관리의 확장 개념인 도시브랜드 이미지의 중요성과 필요성에 따라 브랜드 관점의 총체적 차원에서 도시브랜드 이미지를 표준화 하고 이를 소비자 조사를 통해 요인화 하는 한편, 각 이미지에 영향을 미치는 커뮤니케이션 경로의 발견 및 3가지 차원의 소비자 행동에 미치는 영향들을 밝혀내고자 한다. 이러한 목적의 연구결과를 바탕으로 궁극적으로 소비자들의 긍정적 행동유발 도시브랜드 이미지는 무엇인지를 밝히고 전략적인 도시마케팅의 바람직한 토대를 마련하고자 한다. 본 연구에서는 한국인소비자 450명을 대상으로 뉴욕, 북경, 시드니, 도쿄, 파리, 서울의 도시에 대한 설문조사를 실시하였고, 연구결과 소비자들이 인식하는 6개 도시의 브랜드 이미지는 선도적, 세련된, 전통적, 활동적 이미지의 4가지 차원으로 도출되었다. 그리고 이러한 이미지에 영향을 미치는 커뮤니케이션 요인은 차별적으로 나타났으나 대중문화가 각 이미지에 미치는 영향력이 가장 크게 나타났다. 또한 소비자 행동에 미치는 영향 또한 차별적으로 나타났는데 한 도시의 세련된 이미지는 3개의 소비자 행동에 모두 긍정적으로 유의미한 영향을 미치는 것으로 나타났다. 그밖에 연구의 결과를 바탕으로 전략적인 도시브랜드 이미지 구축을 위한 논의가 이루어졌다. The purpose of this study is to standardize of city brand image depending of the brand perspective by the importance and necessity of the brand image of the city. And to reveal the communication path and impact on consumer behavior which affects each images. Using the results of this study, we will find out the city brand image which brings consumer`s positive behavior and we will set up the desirable ground work of the strategic city marketing. In this study, 450 of Korean consumers participated survey about the city of NewYork, Beijing, Sydney, Tokyo, Paris and Seoul. The study results shows that consumers recognize city brand images of 6 cities as leading, sophisticated, traditional and active. And most communication factor which affects these images was by the pop culture influence. Also the impact on consumer behavior was also showed differentiated, one of the city`s stylish image in the three consumer behavior affects all showed meaningful positive. In addition, based on the results of study, establishing of strategic city brand image was discussed.
오주연 ( Joo Yeon Oh ),권혜옥 ( Hye Ok Kwon ),이윤세 ( Yun Se Lee ),박은정 ( Eun Jeong Park ),김철수 ( Chul Su Kim ),손희식 ( Hee Sik Son ),예진 ( Jin Ye ),최성득 ( Sung Deuk Choi ) 한국환경분석학회 2012 환경분석과 독성보건 Vol.15 No.2
In this study, wastewater sludge was collected at a chemical plant in Ulsan, Korea, and the effect of ultrasonic treatment on sludge reduction and heavy metal leaching was investigated. In lab-scale experiments, the amount of sludge decreased with increasing ultrasonic irradiation intensity (100~600 W) and time (0.5~30 min). A pilot-scale ultrasonic reactor made in this study showed the highest performance (i.e., 46.2% of sludge reduction) in a batch mode operation. These results demonstrated that the ultrasonic treatment was useful for the reduction of sludge. On the other hand, the levels of heavy metals (Cd, Pb, Cu, and Zn) in supernatants of the sludge samples after the ultrasonic treatment substantially increased, addressing the need for proper management of toxic chemicals after dehydration of sonicated sludge. The reason for the sludge reduction and heavy metal leaching after the ultrasonic treatment was the disintegration of sludge flocs and cell walls. Therefore, an advanced ultrasonic technology considering both sludge reduction and leaching of toxic chemicals should be developed for practical applications.
초음파탄성진동에너지를 이용한 표면개질처리 및 가속피로수명평가 기술의 적용사례 및 응용기술
조인식,조인호,오주연,이창순,편영식,박인규,Jo, In-Sik,Jo, In-Ho,Oh, Joo-Yeon,Lee, Chang-Soon,Pyoun, Young-Sik,Park, In-Gyu 대한기계학회 2013 대한기계학회 논문집. Transactions of the KSME. C, 산업기술과 혁신 Vol.1 No.1
It is greatly expected that the technologies of durability enhancement and evaluation for the core structures of plant facilities, marine plant and bridge constructures will be greatly expanded in the plant industry fields. In this study, the actively ongoing applied cases were tried to be analyzed in the present domestic industry fields through the Ultrasonic Nanocrystalline Surface Modification (UNSM) and Ultrasonic Fatigue Test (UFT) technologies using ultrasonic elastic vibrational energy, and the new application technology to improve the durability of plant industry field, especially plant facilities, marine plant and core weld components of bridge constructures will be presented. 최근 플랜트산업분야에서는 발전설비와 해양 플랜트 및 선박, 교량 건설등 핵심 구조물들에 대한 내구성 향상 및 평가를 위한 기술이 크게 확장 적용될 것으로 본다. 이에 본 연구에서는 초음파 탄성진동에너지를 이용한 초음파 나노표면개질(Ultrasonic Nanocrystalline Surface Modification) 기술과 초음파 피로시험(Ultrasonic Fatigue Test)기술을 통해서 현재까지 국내산업분야에서 활발하게 진행중인 적용사례를 분석하고자 하였으며. 플랜트분야 특히 발전설비와 해양선박 플랜트 및 교량 건설구조물들의 핵심 용접부에 대한 내구성 향상을 위해 크게 확장 적용될 수 있는 새로운 응용기술 연구방향에 대한 방법들을 제시하고자 한다.