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정세영(Jung, Se-Young),곽중희(Kwak, Joong-Hee),박범용(Park, Bum-Yong),정우진(Jung, Woo-Jin) 한국신재생에너지학회 2007 한국신재생에너지학회 학술대회논문집 Vol.2007 No.11
The purpose of study is a development of the high reliance electric driven water-pump that fuction is forcing the movement of water using basic design, proto sample and test at the cooling system. It was important to supply a coolant quickly and accurately for the requirement of flow rate at the system when we carried out the designs for BLDC Motor, Controller and water pump(Impeller, Volute Casing, Sealing Device) First, we attained ours purpose that the target efficiency for water pump was over 40% and then we are doing the optimum design for Brushless Motor and Controller that its target is over 55% of efficiency.
정세영(Jung, Se-Young),곽중희(Kwak, Joong-Hee),박범용(Park, Bum-Yong),정우진(Jung, Woo-Jin) 한국신재생에너지학회 2008 한국신재생에너지학회 학술대회논문집 Vol.2008 No.05
The purpose of study is a development of the high reliance electric driven water-pump that fuction is forcing the movement of water using basic design, proto sample and test at the cooling system. It was important to supply a coolant quickly and accurately for the requirement of flow rate at the system when we carried out the designs for BLDC Moter, Controller and water pump(Impeller, Volute Casing, Sealing Device) First, we attained ours purpose that the target efficiency for water pump was over 40% and then we are doing the optimum design for Brushless Motor and Controller that its target is over 55% of efficiency.
전신 홍반 루푸스 환자에게 발생한 급성 루푸스 폐렴 치료
정세영 ( Se Young Jung ),박현성 ( Hyun Sung Park ),강신명 ( Shin Myung Kang ),이성학 ( Sung Hak Lee ),박평강 ( Pyung Kang Park ),정기환 ( Ki Hwan Jung ),오지민 ( Ji Min Oh ) 대한내과학회 2014 대한내과학회지 Vol.87 No.5
Systemic lupus erythematosus is a connective tissue disease with multiple organ involvement due to atypical creation of an antibody to an intracellular component. Although it can directly invade respiratory organs, such as the pleura, pulmonary parenchyma, trachea, pulmonary vessels, and pulmonary muscle, pulmonary involvement is mostly secondary to infection after immunosuppressant use, and pulmonary parenchyma invasion due to an immune response is relatively rare. This is a case report of acute lupus pneumonitis in a patient with systemic lupus erythematosus who was successfully treated with steroid therapy. (Korean J Med 2014;87:642-646)
국내 일부 초등학교 바닥먼지 내 화학적 및 생물학적 유해인자의 분석
김지영,정세영,김수정,김진아,시지연,조연우,조경덕,고광표,Kim, Ji-Young,Jung, Se-Young,Kim, Su-Jung,Kim, Jin-Ah,Si, Ji-Yeon,Jo, Yeon-Woo,Zoh, Kyung-Duk,Ko, Gwang-Pyo 한국환경보건학회 2011 한국환경보건학회지 Vol.37 No.4
Objectives: This study investigated the levels and components of floor-settled dust in two elementary schools located at different sites (one near the Shihwa industrial complex and the other in a rural area) in order to evaluate the amounts of trace metal elements (As, Cd, Co, Cr, Cu, Ni, Pb and Zn) and microorganisms. Methods: Over twenty settled-dust samples were collected from the two elementary schools. Trace metal elements were extracted from the dust using hydrochloric acid and nitric acid, and the amounts were measured by ICP-OES. Microbiological analysis was performed by bacterial culturing using R2A medium and denaturing gradient gel electrophoresis (DGGE). Results: The results showed that the amounts of three metal elements (Cr, Pb, and Zn) were significantly different between the schools (${\alpha}$=0.05, p<0.04). In addition, microbial communities in each school were highly correlated with one another. Among the identified microorganisms, a number of potentially opportunistic microorganisms, including antibiotic-resistant bacteria such as Acinetobacter baumannii, were found. Conclusions: This study will provide preliminary data for assessing levels and types of chemical and microbiological agents in elementary schools and for further evaluating human health risks associated with the agents.