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한이석,김도준,정상윤 용인대학교 무도연구소 2000 武道硏究所誌 Vol.11 No.1
This study analyzed current issues by theoretical investigation on and by the research of current situation and actual condition on all the matters for public relation of Judo. I suggested the importance of internet, a method for future public relation, researched methods for its utilization and system for making up contents and approached internet to the public relation of judo. The strategies for the public relation of judo are as below. First, it should consist of better rich contents ill order for people to know the records of judo match current conditions on its players, public relation of the matches, etc.. Also, the chiefs of private judo halls should have interests in the public relation through internet and make assurance doubly sure of public relation of private judo halls since it is thought that all the people can easily approach it no matter what their majors are considering that today the number of people using internet are increasing in geometric progression and internet maintains lots of consumers regardless of social classes owing to rapidly spreading internet pervasion, technology development of various multi media and commercialization of information. Second, internet can quickly and exactly transmit accurate information needed for the target group with cheap price and with no limits of time and space though almost all methods such as telephone line, cable television, earth satellite, wireless communication information expressway, etc. and thus can obtain feedback for the simple and convenient addition of new technology or revised regulations to the existing data.
분말혼화제를 사용한 콘크리트 포장(包裝)화에 관한 기초적 연구
한다희,김영주,박무영,박희곤,이영도,정상진 대한건축학회 2004 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.24 No.1(구조계)
Most concrete is recently made of an aggregate which is properly absorbed, and carried in it according to its capability at every fields. We have been close to demand new capability of high flowing and enduring for specific concretes. That is difficult to cope with claiming the efficiency on deterioration from lack of a high quality aggregate. Therefore, For solving the problems we apply to method of packaged dry combined materials for concrete using dried materials. That is to say that it is a kind of making into an instant. In this study, There is a purpose to present fundamental data, comparing and analyzing a phenomenon of aggregate's absorption following the rate of adding water, for using existing materials.
유압식 인버터 제어기의 속도제어를 위한 퍼지기반 하이브리드 슬라이딩모드 제어기 설계
한권상,최병욱,안현식,김도현 제어·자동화·시스템공학회 2003 제어·자동화·시스템공학논문지 Vol.9 No.3
19세기 西進東漸의 파도 속에서 국가의 자립과 근대화를 위해 몸소 힘썼던 兪吉潛과 福澤??論의 사상 가운데 그들의 政淪論을 한국과 일본의 근대화 방향 차이를 중심으로 살펴보고자 한다. Due to the friction characteristics of pump, cylinder packing and passenger car, in the elevation system actuated with hydraulic inverter, there exist dead zones, which cannot be controlled by a PID controller. To overcome the drawbacks, in this paper, we propose a new hybrid fuzzy-sliding mode control scheme, which controls the controller output between a sliding mode control output and a PID control output by fuzzy control method. The proposed hybrid control scheme achieves an improved control performance by using both controllers: We first propose a design method of the hybrid controller for a hydraulic system controlled by inverters, then propose a design method of a hybrid fuzzy-sliding mode control scheme. The effectiveness of the proposed control scheme is shown by simulation results, in which the proposed hybrid control method yields better control performance then the PID controlled scheme, not only in the zero-crossing speed region but also in the overall control region including steady-state region.
한성철,류종서,이기영,김도만,최춘순 全南大學校 觸媒硏究所 2003 觸媒硏究 論文集 Vol.24 No.-
We studied the oxidation of docosahexaenoic acid(DHA: C22: 6ω-3). β-Cyclodextrin(CD) inclusion complexes(ICs) of DHA were prepared with antioxidant such as α-tocopherol and BHT, and microcapsulated with Curdlan and Pullulan. Identification of their structural features of ICs were observed with the use of SEM, FTR, and XRD. Methods for quantitative analysis of DHA were used: TLC scanning method and TBARS(Thiobarbituric acid reactive substance) method. As a result, we observed the formation of ICs and estimated antioxidant effect. In this work, loading efficiency of DHA in ICs was about 25%, and the antioxidant effect of α-tocopherol was higher than that of BHT. When ICs containing DHA was microcapsulated with curdlan and pullulan, the loading efficiency was less than 5%.
건조 재료를 사용한 콘크리트의 포장화에 관한 실험적 연구
한다희,박희곤,백민수,김성식,이영도,정상진 대한건축학회 2003 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.23 No.2
Most concrete is recently made of an aggregate which is properly absorbed, and earned in it in order to do capability at every fields. We have been close to demand new capability of high flowing and enduring for specific concretes. That is difficult to cope with claiming the efficiency on deterioration from lack of a high quality aggregate. Therefore, For solving the problems we apply to a packing method for using dried materials. That is to say it is a kind of making into an instant. In this study, There is a purpose to present fundamental data, comparing and analyzing a phenomenon about aggregate's absorption following the rate of adding water, for using existing materials.
유압 인버터 엘리베이터에서의 극저속 속도제어를 위한 퍼지논리 제어기의 설계
한권상,김병화,이우철,장태호,이건학,사공석진,안현식,김도현 대한전자공학회 1999 夏季綜合學術大會 論文集 Vol.22 No.1
In this paper, a fuzzy logic controller is designed for speed control of a hydraulic inverter elevator. Mathematical modeling of an elevator actuated with hydraulic system is presented and the friction characteristics of a cylinder is examined, which may cause the abrupt increase of the acceleration in the zero-crossing speed region. Simulation results show that the proposed fuzzy logic speed controller yields a better control performance than conventional PID controller.
韓相道,琴彩 충남대학교 자연과학연구소 1984 忠南科學硏究誌 Vol.11 No.2
SnO_2-Pd thin film was made by co-evaporation method of the Sn-Pd metal under the pressure ∼5×10 exp (-6)Torr and by the oxidation process at the temperature of 600∼650℃ for 3 hours in air ambient. The best sample for CO gas sensing was about 10% Pd doped SnO_2 thin film. The fastest saturation response time of the sample was 5-6 minutes at 160℃ substrate temperature and the temperature was the excellent point of gas sensing sensor. When we took the Pd doping range of 0∼20%, the Pd more doped SnO_2 shows the lower temperature point of reverse change in electrical conductivity.
Irbesartan과 Lercanidipine의 병용요법이 고혈압 및 혈관재형성에 미치는 효과
이도형, 임태완, 조은지, 박현수, 정상혁, 한주희, 병창선 충남대학교 약학대학 의약품개발연구소 2017 藥學論文集 Vol.32 No.-
Hypertension is one of the major risk factor for cardiovascular disease and can lead to or make worse many complications, heart disease, atherosclerosis and diabetes. Thus, managing blood pressure effec tively using therapeutic drugs such as angiotensin II receptor blocker (ARB) and Ca2+ channel blocker (CCB) can be prevent other complications. Therefore, we investigated the synergistic effect of these two drugs, ir besartan and lercanidipine, for antihypertension, cardioprotection and antidiabetes. Irbesartan (28.74 mg/kg, 14.37 mg/kg) or lercanidipine (1.92 mg/kg, 0.96 mg/kg) alone or combination was administered to sponta-neously hypertensive rats (SHRs) and C57BL/6 mice. A two-week treatment of combination with irbesartan and lercanidipine significantly attenuated systolic blood pressure (SBP) and mean arterial pressure (MAP) compared with monotherapy. Futhermore. the combination therapy protected myocardial ischemia reperfusion injury more effectively than monotherapy. In vascular remodeling, combination therapy significantly diminished cuff -induced neointima formation and reduced serum -indllced vascular smooth muscle cells (VSMCs) pro-liferation compared with monotherapy. However, combination therapy had no significant synergistic effect of blood glucose regulation. Taken together, present study suggest that the combination therapy of irbesartan and lercanidipine may be more effective therapeutic strategy for the treatment of hypertension and related complications, myocardial infarction and arterial restenosis than monotherapy