• 제목/요약/키워드: 라관

검색결과 2건 처리시간 0.019초

보일러용 裸管 및 리브붙이管 의 熱傳達 特性 에 관한 硏究 (A Study on Heat Trasfer Characteristics of Smooth and Ribbed Tubes for Boiler)

  • 김종보;한승탁
    • 대한기계학회논문집
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    • 제9권6호
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    • pp.699-705
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    • 1985
  • 본 논문에서는 자연 및 강제순환 모두를 실험 했으며 사용한 리브붙이 관은 관의 두께와 직경, 리브수, 리브 피치(Pitch), 높이 및 폭등을 사용 하려는 열교환기 나 보일러에 합당하도록 설계, 선정하면, 그 적용 범위는 매우 넓다고 생각돼 연구 검 토 하고자 한다.

고구려 관모(冠帽)연구 (A Study on the Kwanmo of Kokuryo)

  • 정완진;이순원
    • 복식
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    • 제23권
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    • pp.151-168
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    • 1994
  • The purpose of this study is to examine all kinds of Kwanmo of Kokuryo. The results are as follows . There are nine kinds of Kwanmo in Kokuryo : Kun(건), Chaik ( 책), Jeolpoong(절풍), Sogol (소골), Jowookwan (조익관), Rakwan (라관), Kagkwan(각관), Rip(립) and Jumdongkwan (금동관), Kun(건) is a piece of cloth which covers hair. There are two types of kun(건) : Hari band type and entire head cover type. Chaik(책) was originated in China , but people of Kokuryo didn't wore chinese Chaik (책) as it was. They created unique shape of their own. Jeolpoong (절풍) is the cone-shaped knwanmo which is chiefly made of leather. In the early period it was worn by the nobility , but gradually trickcled down common people's Kwanmo. Sogol(소골) is the cone -shaped Kwanmo which is made of silk and decorated with gold and silver. Only the nobility wore it, Jowookwan(조익관) is the knwanmo decorated with natural bird feather or metallic feather. Mainly it was worn by the nobility in hunting , Besides, worriors, diplomats, dancers and musicians wore it. Rakwan (나관) was worn by the highest class. There were three kinds of Rakwan (나관) : Baekrakwan(백나관). Cheongrakwan (청나관) and Birakwan (비나관). The king of Kokuryo wore BAekrakwan (백나관). It was simlar ini shape to chines Mookwan (무관). Kagkwan (각관) was the kwanmo unique to Kokuryo. It was used by the nobility . Rip (립)was originated on purpose to protect people form the sunshine or rain. There were two kinds of Rip(립) ; Bangrip (방립) and Pyungyangja(평량자). The former was used by the nobility, the lattr was used by common people in hunting . The Kwanmo which was decorated with gold and silver developed into Kumdongkwan(금동관). The Kwanmo which is similar to Kumkwan (금관) of Baekje and Shilla has been shown in Kaimachong (가마총) 무 dJumdongkwan(금동관) was excavated in the ancient tombs of Kokuryo.

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