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Structural analysis for final design of ITER sector In-pit Assembly Tool
Ha, Min-Su,Bae, Jinho,Nam, Kyoungo,Chung, Sikun,Park, Soo-Hyeon,Chung, Wooho,Hwang, Hyun-Sung,Ha, Jeong-Min,Moon, Jaehwan Elsevier 2018 Fusion engineering and design Vol.136 No.2
<P><B>Abstract</B></P> <P>The Sector In-pit Assembly Tool is special assembly tools to complete nine of the 40° sector which is sub-assembled in the assembly hall into tokamak machine at in-pit. The function of the Sector In-pit Assembly Tool is to support, and stabilize the sub-assembled 40° sectors during tokamak pit assembly. In order to assess the design and the structural integrity of the Sector In-pit Assembly Tool, the structural analyses have been performed under the load combinations according to load specifications including the SL-1 seismic load. There are thirty assembly configurations for Sector In-pit Assembly Tool. Three representative configurations of the assembly configurations are selected to assess the structural integrity. These configurations would be the worst configuration for the central column which is the main part of the tool. The results of the analyses show that the structural integrity meet the design requirements. This paper provides the result of the design for the Sector In-pit Assembly Tool.</P>
鄭鎭世,鄭在晃,方碩皓,河泰勳,李成德,崔鳳哲 홍익대학교 1995 弘大論叢 Vol.27 No.-
This paper, coauthored by Chin-Se Chung, as well as other 5 faculty members at Hong-Ik University Department of Law (Jea-Hwang Jeong, Suk-Ho Bang, Tae-Hoon Ha, Seong-Deog Yi and Bong-Chul Choi), deals with liability issuses surrounding constitutional law, administrative law, civil law (contracts, torts), commercial law, criminal law, international law and philosophy & law. Professor of Law Jea-Hwang Jeong makes a comparative analysis of privacy protection and disclosure of information legal issues, appeared at current Korean law and draft of law in case of the latter one. He suggestes some desirable ways of legislation through revision process and operation of legal rules at his paper. Professor of Law Suk-Ho Bang makes a brief survey of civil liability issues arising out of contracts and torts in English and American law, first. He tries to show that many Parts of arguments in such legal world are attributed to Statute of Frauds tradition, unique to such legal world. New developments in the area of torts, including computer malpractice and computer virus, are shown and analysed in terms of application possibility under our current law. But, as even the Anglo-American courts are found very reluctant to accept those arguments as new grounds for torts liability, it seems more plausible and practicable to refer to contractual approach, basically, rather than to torts approach even under English American law. Professor of Law Chin-Se Chung suggests in his paper on EFT that the allocation of liability under EFT be made under the new and most relevant principle, working for useful transmission way of fund, not solely under traditional legal principles. If such new principle works with high return of risk to users, it makes imminent problems against the goats of consumer protection, and eventually will be hardly refered to. Conversely, if it requires too much sacrifice from the side of banks, then the convenience in such system will not be utilized. So, it may be natural that EFT be discarded even without proper functioning under market system. In conclusion, Professor Chung points out that, only when banks fond that the economy out of cost-saving at tasks outweighs the risk undertaken by the banks, the banks will operate the system. But, if this system makes more return of benefits to the banks with the burden of users, it is against the idea of equity. Consequently, the banks should bear the aggeviated risks in return for the cost saved under this system Professor of Law Tae-Hoon Ha focuses his research paper on criminal liability under EFT. He draws his conclusion out of current criminal statutes that illegal fund transfer under automatic teller machines, cash cards and information system can not be penalized due to lack of proper statutory provision. So, the criminal provision on computer crime, newly made on December of 1995, can be positively appreciated. But, he anticipates that the question whether such new provision will be successful in regulating all illegal activites at fund transfor system without any operation defects in criminal code, or will cause new problem in interpretation of criminal code remains unsolved. Professor of Law Seong-Deog Yi examines the international legal issues which may be given rise to by direct satellite broadcasting. In his paper, the issue of national jurisdiction in relation to direct satellite broadcasting is firstly dealt with. Secondly, the possible ways in which direct satellite broadcasting is regulated by international law are examined with special emphasis of two different approaches, that is, freedom of information approach and state sovereignty approach. In this context, many international conventions concerning direct satellite broadcasting in Particular, and international regulatory regime of outer space in general are broadly reviewed. Thirdly, the types of activities which may be a violation of international legal regime of direct satellite broadcasting are suggested and the possible lethal remedies for these violations are proposed with the traditional international state responsibility law in mind. Professor of Law Bong-Chul Choi explores the relations of computerized society to its laws throughout his paper as a kind of conclusion of this whole paper. Computerized society is one that the technical, scientific, informational knowledge prevails. With correspondence to the structural change in knowledge, the law of such a society has suffered transformation, and the knowledge and techniques distributing and computing legal responsibility has also changed. However, he does not insist that the diffusion of technical knowledge is the sole factor of the transformation of legal responsibility. It is only one of the various factors. Moreover, he does not deny the continuation between the classical techniques distributing legal responsibility and the contemporary ones. In this era, the law realizes fairness and community values at the expense of singularities. In addition, he proposes that legal scholars take the diagnosis of law from the perspective of the technology/knowledge shifts seriously.
Functional Expression of Recombinant Colorectal Cancer Antigens in Insect Cells and Plants
Ha Young Chung,Kyung Il Kim,Hyun Ho Lee,Yeon Ju Seok,Ki Sung Ko,In Hwan Hwang,Young Hee Joung,Hyung Sik Kang,Hyun Ah Kang,Doo Byoun Oh,In Sik Chung 한국응용생명화학회 2008 Applied Biological Chemistry (Appl Biol Chem) Vol.51 No.5
Changing Donor Source Pattern for Kidney Transplantation over 40 Years: A Single-Center Experience
( Byung Ha Chung ),( Mi Hyang Jung ),( Sung Ha Bae ),( Suk Hui Kang ),( Hyeon Seok Hwang ),( Bok Jin Hyoung ),( So Young Lee ),( Youn Ju Jeon ),( Bum Soon Choi ),( Cheol Whee Park ),( Yong Soo Kim ),( 대한내과학회 2010 The Korean Journal of Internal Medicine Vol.25 No.3
Background/Aims: Kidney transplantations at our center rely mainly on living donors. The purpose of this study was to suggest future donor supply directions by reviewing changing trends in donor type. Methods: During the past 40 years, 1,690 kidney transplantations were performed at our center. We divided the follow-up period into four decades and the donor population into three groups: living related, living unrelated, and deceased. We analyzed changing trends in donors from each group for each decade. Patients receiving overseas transplantation were also included. Results: The proportion of living related donors decreased from 84% (54/64) in the 1970s to 61% (281/458) in the 2000s. Living unrelated donors showed a sustained proportion of around 20% after 1990. However, among living unrelated donors, the proportion of spouse donors increased from 4.6% (17/369) in the 1980s to 8.5% (39/458) in the 2000s. Transplants from deceased donors were only 3.3% (12/369) in the 1980s. However the proportion of deceased donors increased gradually, reaching 13.2% (105/799) in the 1990s and 19.9% (91/458) after 2000. Overseas transplantations increased after 2000 and reached 20% of all cases treated in our center during the 2000s. Such transplantations peaked in 2006 and decreased markedly thereafter. Conclusions: The proportion of each donor type has continuously changed, and the changes were associated with changes in the social structure and system. We expect that this study could be an important reference for other countries to estimate future changes of donor type. (Korean J Intern Med 2010;25:288-293)
외부 유동을 고려한 1.2[㎾] BLDC 모터의 열 전달 해석
황하영(Ha-Young Hwang),정태욱(Tai-Uk Chung),이동연(Dong-Yeon Lee),황평(Pyung Hwang),심재술(Jae-Sool Shim) 한국조명·전기설비학회 2012 조명·전기설비학회논문지 Vol.26 No.2
In this paper, we researched the heat transfer analysis of 1.2[㎾] BLDC motor on the condition of the external flow. The BLDC motor is fallen under influence of some heat generated by rotationg motor speed and it changes the life and confidence of motor. The heat makes to reduce the life of insulation and the magnetization. So motor can’t make own performance. Therefore we calculated the losses about number of revolutions of motor. And then, we analyzed the heat transfer of BLDC motor by using the results when a fan attached to motor makes the external flow or not. The results showed that the temperature of motor increased constant values irrespective of external air temperature. The temperature of motor decreased very lower values than prior researches when the fan makes the external flow. In this method we can analyze the performance, losses and heat transfer of motor applied in the many industries.
황정수(Chung Soo Hwang),정필현(Phil Hyun Chung),강석(Suk Kang),김종필(Jong Pil Kim),김영성(Young Sung Kim),김수마(Soo Ma Kim),하경임(Gyoung Yim Ha),최영실(Young Sil Choi) 대한정형외과학회 2009 대한정형외과학회지 Vol.44 No.1
인체 브루셀라증은 브루셀라속 세균에 감염된 동물로부터 사람으로 전파되어 다양한 임상증세를 나타내는 인수 공통 감염증으로 전 세계적으로 발생하고 있다. 우리나라에서는 주로 소 브루셀라의 원인균인 Brucella abortus에 의한 인체감염이 매년 증가하고 있으나 브루셀라균에 의한 화농성 고관절염은 아직까지 국내에서 보고된바 없다. 저자들은 좌측 고관절 동통과 파행을 주소로 내원한 축산업에 종사하는 40세 남자환자의 관절액에서 균배양 및 혈액내 브루셀라 유전자 직접 검출로 B. abortus에 의한 화농성 고관절염을 국내에서 처음으로 경험하였기에 문헌고찰과 함께 보고하는 바이다. Brucellosis is a glbally distributed zoonotic infection of the Brucella genus that can involve multiple tissue and organ. In Korea, Brucellosis is caused mainly by B. abortus. but there is no reported case of pyogenic hip joint infection due to Brucella infection in Korea. The authors report a rare case of B. abortus infection in a 40-year-old male cattle breeder male who presented with septic arthritis of the hip joint as the first clinical manifestation.