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권성원(Kwon, Sung-Won) 한국레저사이언스학회 2021 한국레저사이언스학회지 Vol.12 No.3
본 연구는 초등학교 학생건강체력평가 근지구력(윗몸말아올리기) 검사에서 측정자의 전문성에 따른 측정값 차이를분석하고, 검사자간 신뢰도를 평가하는데 목적이 있다. 이를 위해 체육전담교사 1명, 담임교사 6명, 학생 144명이측정에 참여하였다. 수집된 자료는 SPSS 26. 통계 프로그램을 이용하여 독립표본 t-검정과 상관분석을 실시하였다. 또한 측정자의 전문성에 따른 체력기록의 등급차이를 확인하기 위해 교차분석을 활용하였다. 본 연구의 결과는 다음과 같다. 첫째, 담임교사는 준거측정자에 비해 초등학생들의 근지구력(윗몸말아올리기)을 과대측정하고 있다. 둘째, 여학생 기록과 5학년 기록에서 검사자간 신뢰도는 매우 낮다. 셋째, 담임교사와 준거측정자의 근지구력 측정기록에따라 학생들의 체력등급은 달라진다. 담임교사의 기록은 4-5등급의 저체력 비율은 적은 반면, 2-3등급의 비율로많이 분류된다. 평가자에 따라 학생들의 근지구력은 다른 결과를 나타내고 있으며, 체력등급 또한 달라진다. 따라서정확한 체력결과를 위해 정확한 체력 측정이 우선시 되어야 할 것이며, 본 연구 결과는 학생건강체력평가 측정지침개선 및 현장에서의 정확한 측정을 위한 유용한 자료로 활용될 수 있기를 기대한다. The purpose of this study is to evaluate the difference and reliability of measured values between examiners in the muscular endurance(curl-ups) test of elementary school student health fitness test. For this purpose, one physical education teacher, six homeroom teachers, and 144 students participated in the measurement. The collected data were correlated with the independent sample t-test using the SPSS 26. statistical program. In addition, chi-square was used to confirm the difference in grades of physical fitness records according to the measurer s expertise. The results of this study are as follows. First, the homeroom teacher overestimates the muscular endurance of elementary school students compared to the reference measurer. Second, Inter-rater reliability is very low in the female student records and the fifth grade records. Third, students physical fitness grades vary according to the records of measuring muscular endurance of the homeroom teacher and the reference measurer. Depending on the evaluator, students muscular endurance shows different results, and their physical fitness level also varies. Therefore, accurate physical fitness measurement should be priority for accurate physical fitness results.
교류 저전압 표준용 교류-직류 변환기의 입력임피던스 평가기술 개발
權聖遠(Sung-Won Kwon),鄭在甲(Jae Kap Jung),李相和(Sang-Hwa Lee),金紋奭(Myungsoo Kim),金漢俊(Han Jun Kim) 대한전기학회 2008 전기학회논문지 Vol.57 No.2
An AC-DC transfer standard(TS) is used for the AC voltage standard in the range of 2 ㎷ to 1000 V below 1 ㎒. Micro-potentiometer(μPot) is used to evaluate the ac-dc transfer difference(ADD) of the TS below 200 ㎷ range. The ADD of the TS were changed by the loading effect caused from the input impedance change of the TS depend on frequency. An input impedance evaluation technique of the TS using μPot has been developed.
權聖遠(Sung-Won Kwon),鄭在甲(Jae-Kap Jung),李相和(Sang-Hwa Lee),金明壽(Myungsoo Kim) 대한전기학회 2006 전기학회논문지C Vol.55 No.6
A accurate potential transformer(PT) with the nominal ratio errors in the wide range of - 9 % to + 11 % has been developed. The developed wide ratio error PT can be used to evaluate the linearity of the PT comparator by comparing both the theoretical values as standard values and experimental values of the PT. The new method has been successfully applied for calibration and correction in the PT comparator including very low ratio error values from ± 0.005 % to ± 0.3 % belonging to industry.
權聖遠(Sung-Won Kwon),鄭在甲(Jae-Kap Jung),李相和(Sang-Hwa Lee),金明壽(Myungsoo Kim) 대한전기학회 2008 전기학회논문지 Vol.57 No.6
A calculable potential transformer (PT) with nominal ratio error in wide range of -10 % to +10 % has been developed on basis of theoretical calculation of ratio error by the number of windings. The developed PT can be used to evaluate the linearity and accuracy of the PT comparator by comparing both the theoretical and experimental values of the PT which have exactly same ratio errors in nominal and calculated values. The PT has been applied for calibration and correction of the PT comparator up to wide ratio error range of -10 % to +10 %. This portable PT is very convenient to carry to the power industry for the on-site calibration of the PT comparator.
선박우선특권의 실행방식 변경 및 피담보채무자의 범위 제한에 관한 고찰 - 정기용선자를 중심으로 -
권성원 ( Sung-won Kwon ) 한국해법학회 2017 韓國海法學會誌 Vol.39 No.2
실무상 선박우선특권 실행은 선박의 국적을 불문하고 선박에 대한 임의경매로 실행하도록 한다. 또한 선박우선특권이 인정되는 피담보채권에 해당하면, 비록 정기용선자의 채무라고 하더라도 선박우선특권을 인정해 왔다. 선박우선특권제도가 나라마다 다른데도 이처럼 일률적으로 판결 없이 경매를 진행할 수 있도록 하는 것과, 성문의 근거규정이 없는데도 정기용선자의 채무에 대해서까지 선체용선에 관한 규정을 유추 적용하여 선박우선특권을 인정하는 것은 위법·부당하다. 선박우선특권은 공시되지 않는데도, 그 효력도 저당권에 우선한다. 그런데도 우리 실무와 같이 폭넓게 선박우선특권의 효력을 인정한다면, 다른 채권자나 담보권자의 권리를 침해할 수 있게 된다. 그러므로 선박우선특권에 관한 규정은 가급적 엄격하게 해석하고 그 적용도 제한하여야 한다. 이 논문은 선박우선특권의 적용을 제한할 당위적인 필요성을 검토하고 그에 대한 구체적인 제한원리를 제시하는데 그 목적이 있다. 이를 위해서 물권법정주의와 선박우선특권의 실행을 위해 인정하는 경매청구권에 대해서 살펴본다. 선박우선특권을 담보물권으로 인정하는 우리나라 법제 하에서는 선박우선특권에 대해서도 물권법정주의의 원칙이 엄격히 적용되어야 한다. 따라서 선체용선의 관련 규정을 유추적용하여 정기용선자의 채무에 대해서 선박우선특권을 인정해왔던 기존의 해석론은 물권법정주의를 위반하는 것이므로 폐기되어야 한다. 또한 우리나라와 동일하게 선박우선특권을 취급하지 않는 외국적 선박에 대해 서까지 국적선과 동일하게 선박임의경매로 선박우선특권을 실행하도록 하는 실무도 변경되어야 할 것이다. Under the Korean law practice, a maritime lien on a vessel shall be executed by means of public auction to the vessel concerned to the maritime lien and this rule shall apply for all vessels arrested in Korea regardless of the vessel’s flag. Pursuant to Precedents reported, creditors by maritime lien may go to a public auction to the concerned vessel without obtaining a written judgment from a competent court. On the other hand, under the situation of no statutory article in the commercial code, is it generally accepted that a series of claims against a time charterer shall be secured by maritime lien by analogy with Article 850 of the commercial code. However, it is illogical and unjust that in some jurisdictions such as Panama, USA and England, Maritime lien is a right to establish jurisdiction at the port where a vessel calls so that it is closer to a procedural right and that under the Korean property act, any right that is neither prepared in the statute nor acknowledged as a customary law by the court is not a real right. Under the true construction of the Korean law, it is groundless that a certain article in the Bareboat Charter chapter can apply analogous to a maritime issue concerned with Time charter, since it may result in breaching and infringing the said Numerus Clausus principle, the basic and fundamental rule of real rights. Furthermore, Korean Law does not realize a certain way to make Maritime lien public albeit maritime lien shall prevail over a pledge right and a mortgage. For this reason, if the scope of maritime lien holder is broadly extended or admitted without being supported by a statute, it may give rise to harm the rights of other creditors and other mortgagees. Accordingly, articles of Maritime lien are to be strictly construed and limitedly applied to a particular matter. The purpose of this article is to make it clear why the construction and application of articles of maritime lien are done limitedly and strictly focusing on some legal issues arising out of Time charter and further to make a suggestion of a new practice for execution of Maritime lien. For that purpose, this article will firstly reconsider the principle of Numerus Clausus and the law of claim to request auction of a designated vessel so as to execute a certain credit secured by maritime lien. And then, this will point out that there is necessity in changing the current law practice of ship arrest for maritime lien into two ways, that is to say, Claim to request auction to the vessel concerned to maritime lien is for vessels having Korean flag and Ship arrest for provisional attachment is for foreign vessels. Further, this article will demonstrate logically that as a matter of true construction of the Korean law, Maritime lien may not be conferred on any claim arising out of a time charter by analogy with certain article of Bareboat charter.