• Title/Summary/Keyword: 유리집

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Analysis of Magnetic Concentrator of Magnetic Sensor by Using Finite Element Method (유한요소법을 이용한 자기센서용 자속집속기의 해석)

  • Shin, Kwang-Ho
    • Journal of the Korean Magnetics Society
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    • v.23 no.3
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    • pp.89-93
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    • 2013
  • In this study, magnetic concentrators which could be used to enhance sensitivity of Hall effect sensor were analyzed by using FEM. The parameters for FEM analysis were the thickness and edge shape of magnetic concentrator and relative position of magnetic concentrator against Hall element. Magnetic field in z direction decreased with increasing of the thickness of magnetic concentrator, of which tendency was similar to apparent relative permeability calculated with demagnetizing factor of magnetic concentrator. There were optimal thickness and edge shape of magnetic concentrator according to the relative position of magnetic concentrator against Hall element.

A Study on the Historical Meaning of the Pavilion for the Glass Industry in the German Werkbund Exhibition 1914 -Bruno Taut's Glashaus- (1914년 독일공작연맹 전시회 유리산업전시관의 근대건축사적 의미 -브루노 타우트(Bruno Taut)의 유리집(Glashaus)-)

  • Lee, Jae-Ik
    • Journal of architectural history
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    • v.13 no.4 s.40
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    • pp.75-88
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    • 2004
  • The German Werkbund, which was founded in 1907, played an important role in the history of modern architecture. Its exhibition 1914 in Cologne is estimated as a meaningful event in the development of modern architecture. Especially two examples, among which were built at that time, are worthy of notice. The one is the 'Modelfactory' by Walter Gropius and the other 'Glashaus' by Bruno Taut. Generally in the Textbook on the history of modern architecture, the Taut's Glashaus is rarely mentioned or described as a early example of some expressionistic architecture, while the Modelfactory by Gropius is regarded as an essential workpiece in the early stage of modern movement. the time of searching alternative not only from rationalistic modernism but also postmodernism and today in the time of plurality, Taut's Glashaus could bring us more interesting and meaningful aspects in architectural design. Through investigating the background in the planning stage and analysing the composition of space, construction, circulation etc. it is to try to understand the building as really as what it was. Furthermore, historical meanings of the building in the modern architecture is reinterpreted in the following aspects; what should be reflected in architecture and how could 'Zeitgeist' be architecturally adopted?

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An Evaluation of Nuclear Design Characteristics of Duplex Burnable Absorber Rods (이중구조 가연성 독봉의 핵설계 특성 평가)

  • 이대진;김명현;송근우;정연호
    • Proceedings of the Korea Society for Energy Engineering kosee Conference
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    • 2002.11a
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    • pp.71-79
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    • 2002
  • Nuclear design characteristics of duplex burnable poison rod were evaluated based on 24 month cycle fuel for Korean Standard Nuclear Plant. A fuel assembly with duplex burnable poison rod was designed for an equivalent assembly to 16 gadolinia BPs. Duplex BP is composed of inner region of natural U-12wt%Gd$_2$O$_3$ and outer shell of 4.95wt%UO$_2$-2wt%Er$_2$O$_3$. In order to compare this duplex option, assemblies with 140 erbia pins were designed as an alternative option. The variation of k-infinitive, rod worth, pin peaking and MTC were compared. Duplex BP had the better neutronic performance than gadolinia BP in all parameters. However, Duplex BP was worse than erbia BP in the aspect of safety.

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