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      • 太谿穴의 臨床 活用에 대한 文獻考察

        구성태,송문영,강정묵,김용명,박보라,이은석,홍정아,김경식,손인철 한국전통의학연구소 2003 한국전통의학지 Vol.13 No.1

        Literally, the mean of Tae-gye is highest brook. And on the basis of the acupuncture theory, Tae-gye point is the Soo earth point and source point of the Kidney Channel as well. In addition, Tae-gye point is one of the Yang-Returning Nine points. We were trying to study bibliographically on the Tae-gye point because Tae-gye point can be used very broadly across the symptoms in the theoretical aspect described above. As a results, we found out that according to the classical books of acupuncture, Tae-gye point is entering point of the Meridian Water as a source point and can be used at both Kidney-Sufficient Syndrom and Kidney-Deficient Syndrom. And Tae-gye can be applied to the disease of kidney or bladder that is urogenital symtoms, Also, Tae-gye is an useful option of tooth-ache, asthma, indigestion, constipation, edema etc whose cause is related with decrease of Kidney ki.

      • KCI등재

        Study on Reliability Improvement of Voltage Transformers by Increasing Voltage Factor

        TaeSik Kong,Hee‑Dong Kim,Hung‑Sok Park,Soo‑Hoh Lee,Soon‑Yong Kim,Pil‑Bum Joung,Jin‑Yeub Park 대한전기학회 2020 Journal of Electrical Engineering & Technology Vol.15 No.3

        Voltage transformers (VTs) must be highly reliable as they are essential components of the electric power industry. VT failures can cause a signifcant impact for important facilities such as nuclear power plants. In fact, VTs which passed the international standard, were damaged and sometimes resulted in the shutdown of the nuclear power plants. In order to improve the reliability, VTs with various iron core was studied. The electromagnetic feld simulation, a saturation characteristics test, and an overvoltage breakdown test were conducted. The result shows that the magnetic fux density signifcantly afects the reliability of VTs. To increase the reliability of VTs, it is required to reduce the magnetic fux density by increasing the knee-point and voltage factor. Owing to limited installation space, increasing the size of the iron core is difcult. Instead, VT by decreasing the thickness of the conductor and increasing the number of turns, it was possible to reduce the magnetic fux density without the size change. Therefore, improved VTs were obtained by decreasing the thickness of the conductor and increasing the number of turns, and the improved reliability was verifed through a comparison test with existing VTs. The fabricated VTs shows a signifcantly higher saturation voltage and breakdown time than existing VTs. Thus, by proposed VTs can contribute the stable operation of the nuclear power plant and improve the manufacturer’s quality.

      • SCOPUSKCI등재

        김치유래 젖산균의 균체지방산 분석을 이용한 분류학적 연구

        이정숙,정민철,김우식,이근철,김홍중,박찬선,이헌주,주윤정,이근종,안종석,박완,박용하,민태익 한국미생물생명공학회 ( 구 한국산업미생물학회 ) 1996 한국미생물·생명공학회지 Vol.24 No.2

        표준균주를 포함한 230여개의 김치유래 젖산균에 대한 균체지방산(FAMEs)을 분석하였다. FAMEs profiles는 Euclidian Distance 17.5에 의해 7개의 Major Cluster와 1개의 Single Cluster로 나뉘어졌다. 이중 A, B, C 및 Cluster는 Leuconostoc속으로 분석되어졌고, F는 Lactobacillus속으로 분석되어졌다. 그리고 E와 G cluster는 두개의 Genus가 혼재되어 나타났으며 보충적인 연구가 필요하다. 앞으로 김치유래 젖산균의 균체지방산 분석결과를 기반으로 한 데이타베이스에 95가지 탄소원을 이용하는 수치분류학적 접근방법 및 Pyrolysis Mass Spectrometry 등의 화학적 분석 방법과 분자친화적 연구를 통한 종합적 분류정보 체계가 갖추어지면 젖산균의 신속, 정확한 동정 및 연구에 활발히 이용되어질 것이다. Two hundreds and thirty lactic acid bacteria, mostly isolated from Kimchi, including type strains were sued for analysis of cellular fatty acids. The 230 test strains were recoverd in 7 major and 1 single clusters defined a Euclidian distance of 17.5. These aggregate taxa were equivalent to the genus Leuconostoc (aggregate group A, B, C and D), and the genera Leuconostoc and Lactobacillus (aggregate group G). It is concluded as evident that FAMEs (Fatty Acid Methyl Esters) profile of cell can be used as a criterion in classification of lactic acid bacterial from kimchi. Additional comparative taxonomic studies need to be carried out on well chosen representative strains to determine the most appropriate methods of value.

      • KCI등재후보

        부신피질 자극호르몬 단독결핍 1례

        박경식,이승현,최석영,박태규,이동화,이찬우,정성복,이인규 啓明大學校 醫科大學 1997 계명의대학술지 Vol.16 No.3

        부신피질 자극호르몬 단독결핍은 국내에서 7례만이 보고된 희귀 질환이며 병인 및 경과 등 아직 불분명한 측면이 많다. 이는 질환지체의 희귀성도 있지만 치료후 자연경과에 대한 장기적인 추적검사가 이루어진 경우가 드물기 때문이기도 하다. 저자들은 비특이적인 전신증상을 주소로 내원한 폐경기후의 56세 여자 환자에서 자가면역질환의 증거없이 고프로릭틴혈증을 보인 부신피질 자극호르몬 단독결핍 1례를 경험하고 1년간의 부신피질호르몬 대치요법후 추적검사를 실시하였기에 문헌 고찰과 함께 보고하는 바이다. Isolated ACTH deficiency is a rare disorder which shows secondary adrenal insufficiency with normal states of other pituitary hormones. A 56-year-old postmenopausal woman complaining general weakness and intermittent mental confusion presented negligible serum cortisol and ACTH level with hyperprolactinemia and mild hyponatremia. Rapid ACTH stimulation test did not show significant increase of serum cortisol level. Combined pituitary stimulation test showed negligible response of cortisol and ACTH, and slightly decreased response of prolactin and gonadotropin. But the responses of TSH and GH were normal. There was no evidence of organic pituitary of hypothalamic lesion in brain MRI and antithyroid autoantibody was not detected in serum. After receiving 12 months of glucocorticoid replacement therapy, she skipped the medicine for 3 weeks and we performed follow-up endocrinologic tests. Serum ACTH and cortisol level was also negligible and prolonged ACTH simulation test showed normal response of serum cortisol. CRF stimulation test showed no response of serum ACTH. Basal prolactin level was decreased to near normal and combined pituitary stimulation test showed normal response of prolactin with slightly blunted response of TSH and GH. We concluded that the case was nonautoimmune origined isolated ACTH deficiency which was accompanied by hyperprolactinemia and resultant deficiency of gonadotropin, so we report this case with review of literatures.

      • 기본 소생술 e-러닝(e-Learning) 멀티미디어 컨텐츠 개발 연구

        이영아,김태민,김효식,고재문 한국응급구조학회 2002 한국응급구조학회지 Vol.6 No.1

        This study was designed to develop e-Learnig multimedia contents to provide the first aid rescuer with the basic resuscitation members of the public, corporations and any other institutions who wish to learn this skills. It is carried out from October to December in 2001. This program was constructed on the basic of the network-instructional system Design model, this model has several progressive steps, which includes the planning, analysis of the contents, development of the contents, instructional design, development of web-based and multimedia, pilot test, implement, and evaluation. The URL of this site is http://www.cyber.hc.ac.kr named as the cyber education program for the basic resuscitatingskill. This contents consisted of 8 chapters providing as follows : Introduction, anatomy and physiology of heart-ling. Adult Cardio-Pulmonary Resuscitation. Adult Foreign-body Air-Obstruction. Child Cardio-Pulmonary Resuscitation, Foreign-body Air-Obstruction. To make the learning more interesting, as much animation and videos were integrated. In conclusion, this e-Learning multimedia contents will be useful for student as well as members of the public. It significantly increases the chances of saving the life of person who has collapsed.

      • A2024와 SM45C 마찰용접의 열전달 해석

        이상윤,고준빈,명태식,김기길,강형모 大田産業大學校 2001 한밭대학교 논문집 Vol.18 No.-

        The heat transfer mechanism initiating the friction welding is examined and a transient three dimensional heat conduction model for the welding of two dissimilar cylindrical metal bars is investigated. The cylindrical metal bars are made of materials made of A2024 and SM45C. Numerical simulations of heat flow are performed using the finite volume method. Respectively, Commercial FLUENT code is used in the heat flow simulation and maximum temperature and distribution of temperature are calculated. Temperature of friction welded joining face is compared with the temperature distribution measured by experiment and numerical simulation. The maximum temperature of friction welded joining face is lower than melting point of A2024-T6 aluminum alloy using insert metal. The temperature distribution of friction welded joining face with insert metal is more uniform than that of without insert metal

      • 조기위암 천공 1예

        이문수,김태윤,김성용,백무준,김창호,조무식 순천향의학연구소;Soonchunhyang Medical Research Institute 2004 Journal of Soonchunhyang Medical Science Vol.10 No.2

        An exceedingly rare case of perforated early gastric cancer is reported. A 68-year-old man developed a peritonitis due to perforation of early gastric cancer. Emergency radical operation was performed and followed by uneventful recovery. The histologic examination of the surgical specimen showed early gastric cancer of typeⅢ, composed signet ring cell carcinoma. 5 years of surgery, the patients survived with no evidence of tumor recurrence. The rarity of this complication in early gastric cancer is discussed and the literature reviewed.

      • 기술교과 교육 제도 및 연구의 국제적 동향 : ICTES '95 발표 논문을 중심으로 through Analyzing of Papers Presented at the ICTES '95

        이재원,김진순,류창렬,노태천,최완식,최유현,송일민 충남대학교 공업교육연구소 1995 論文集 Vol.18 No.1

        The purposes of this study were: (a) to analyze the papers presented at the ICTES according to the papers' representing countries and their main subjects, (b) to analyze the educational systems of the countries in technology education, and (c) to review the international trends of technology education through the papers presented at the conference. The papers(64 total) presented at the ICTES could be classified into eight countries of papers representing Japan(37), Taiwan(8), Korea(6), U. S. A.(3), India(3), Philippines(3), China(2), Singapore(2). The main subjects the papers dealt with could also be classified into educational system/history(9). curriculum/objectives and contents(9), international activities(9), methods/teaching-learning process and teaching materials and new media(40). Followings were the major and new issues presented at the ICTES: (a) Introduction of each country's technology education system. (b) Proposition of a new framework for technology education and a world core curriculum in technology education. (c) Creativity and problem-solving for the instructional method of technology education. (d) Methods and utilization of high technology media in technology education. (e) Necessity of engineering concept in technology education in technology oriented society. (f) Proposition of philosophical direction of technology education based on famous Asian philosophers.

      • 페라이트 도금방법에 의한 자성박막의 제작과 그 자기적 성질

        이정식,하태욱 慶星大學校 1996 論文集 Vol.17 No.4

        The magnetic thin films can be prepared without vacuum process and under the low temperature(<100℃) by ferrite plating. We have performed ferrite plating of Fe₃??Mn?O₄(x=0.0~0.023) films on glass plate at 80℃. We got the film 9000 A in thickness, having a mirror-like luster. The composition parameter, x, in the Fe₃??Mn?O₄films is much smaller then the corresponding on, x', in the reaction solution(x/x'=0.04), The saturation magnetization(M?) of Fe₃O₄ferrite film as measured by a VSM was M?=480 emu/cc which agrees with Fe₃O₄bulk samples.

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