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오세룡 ( Se Lyong Oh ),한심석 ( Shim Suk Hahn ) 대한내과학회 1968 대한내과학회지 Vol.11 No.12
The color change of the tongue of the patients who admitted Department of Internal Medicine College of Medicine, S.N.U. with various hepatic diseases were studied. The results of studies are as follows 1) In most of patients (87 cases in 109 cases) of live
전동식 조향시스템의 EMS 검증시험에 관한 각도-인덱스 방식의 실시간 분석 알고리즘 연구
오세룡(SeRyong Oh),최대근(DaeGeun Choi),임태서(TaeSeo Lim) 한국자동차공학회 2011 한국자동차공학회 부문종합 학술대회 Vol.2011 No.5
Power steering system assists the driver of an automobile in steering by directing a portion of the vehicle’s power to traverse the axis of one or more of the roadwheels. There are two types of power steering systems-hydraulic and electric.(A hydraulic-electric hybrid system is also possible) A hydraulic power steering (HPS) uses hydraulic pressure supplied by an engine-driven pump to assist the motion of turning the steering wheel. Electric power steering (EPS) is more efficient than the hydraulic power steering, since the electric power steering motor only needs to provide assistance when the steering wheel is turned, whereas the hydraulic pump must run constantly. But as EPS has high power circuit to generate high torque of the motor, it has Electro-Magnetic Susceptibility(EMS) weakness characteristic. Therefore EMS characteristic of EPS system is critical point. Generally, EMS validation test is performed manually using test JIG and the result is assessed by quick-look analysis method. In the paper, new criteria(real-time analysis algorithm) and validation auto-test model about EMS validation test is suggested. Using the Degree-Index method and test JIG, the EMS validation test is performed automatically and the result is assessed by real-time analysis algorithm.
송희승 ( Hee Sung Song ),김도진 ( Do Jin Kim ),장재헌 ( Jae Hun Chang ),이성호 ( Sung Ho Lee ),이영 ( Young Lee ),오세룡 ( Se Lyong Oh ),이범세 ( Bum Se Lee ) 대한내과학회 1968 대한내과학회지 Vol.11 No.7
451 patients with auricular fibrillation were clinically studied during a period from January 1958 to October 1967. The results were summarized as follows: 1. The incidence of auricular fibrillation among 13, 615 cases was 3.3 %. 2. In the electrocardiogra