http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
기전도 ( Ki Jun-do ),이상현 ( Lee Sang-hyun ),김영선 ( Kim Young-sun ),전현수 ( Jeon Hyun-soo ),석원균 ( Seok Won-kyun ),양완희 ( Yang Wan-hee ) 한국건축시공학회 2023 한국건축시공학회 학술발표대회 논문집 Vol.23 No.2
Eco-friendly concrete contains only 5% of cement yet achieves equal or greater strength compared to conventional concrete, reducing salt-attack impact and hydration heat by more than 30% and ensuring higher construction quality for underground structures. Furthermore, eco-friendly concrete can reduce up to 90% of carbon dioxide emissions compared to traditional concrete, enabling a reduction of approximately 6,000 tons of carbon emissions for 1,000 of apartment units construction. This is equivalent to planting around 42,000 trees
Phosphate-PCM계 보급형 저발열 콘크리트 베트남 지역 현장 적용 평가
기전도 ( Ki Jun-do ),이상현 ( Lee Sang-hyun ),조홍범 ( Cho Hong-bum ),김영선 ( Kim Young-sun ),전현수 ( Jeon Hyun-soo ),양완희 ( Yang Wan-hee ) 한국건축시공학회 2022 한국건축시공학회 학술발표대회 논문집 Vol.22 No.2
This study aims to develop the hydration heat reducing material (powder type) to lower the heat of hydration of mass members in the extremely hot weather condition. In this study, we applied the developed material to the concrete that used two kinds of binders with cement and evaluate the concrete properties with it.
타일 시멘트 전단접착강도와 인장부착강도 비교 및 인발부착강도 타일커팅 영향에 관한 실험적 평가
이상현 ( Lee Sang-hyun ),기전도 ( Ki Jun-do ),조홈범 ( Cho Hong-bum ),김영선 ( Kim Young-sun ),문형재 ( Moon Hyung-jae ),전현수 ( Jeon Hyun-su ) 한국건축시공학회 2021 한국건축시공학회 학술발표대회 논문집 Vol.21 No.1
Selecting a proper tile cement for ceramic tile is important to secure tile construction quality. But there is some ambiguity in standards about evaluating adhesion test such as using KS L 1593 in Lab test but using KS L 1592 in site. So, this study aims to how to select proper tile cement for securing adhesion strength in site considering both tensile and shear adhesion strength of cement for ceramic tile. Also, when doing tensile adhesion test in site, there may be adhesion drop because of cutting tile with grinder. As a result, drop of adhesion strength is about 9% ans quality manager consider these factor and should select proper tile cement.
콘크리트 벽돌 및 속 빈 콘크리트 블록 제품의 백화시험 평가
이상현 ( Lee Sang-hyun ),기전도 ( Ki Jun-do ),조홍범 ( Cho Hong-bum ),김영선 ( Kim Young-sun ),전현수 ( Jeon Hyun-soo ),문형재 ( Moon Hyung-jae ) 한국건축시공학회 2023 한국건축시공학회 학술발표대회 논문집 Vol.23 No.2
Concrete bricks and hollow concrete block products manufactured using ordinary portland cement react with salt and carbon dioxide absorbed from the soil and atmosphere in the use environment, causing contamination such as efflorescence. This is due to the reaction between calcium hydroxide, a cement hydration product, and carbon dioxide, producing and eluting calcium carbonate. This study was a preliminary study to compare and evaluate the reduction of efflorescence in concrete bricks and hollow concrete block products manufactured using carbon dioxide reaction hardening cement. The purpose was to evaluate the efflorescence occurrence in products using ordinary Portland cement.
고속발사체 충격을 받은 콘크리트의 두께에 따른 손상 및 변형 특성에 관한 실험적 연구
김영선 ( Kim Young Sun ),조홍범 ( Cho Hong Bum ),이상현 ( Lee Sang Hyun ),기전도 ( Ki Jun Do ),전현수 ( Jeon Hyunsoo ),석원균 ( Seok Won Kyun ) 한국건축시공학회 2022 한국건축시공학회 학술발표대회 논문집 Vol.22 No.2
This study reviewed the impact resistance properties according to the thickness of concrete as part of a research on the protection technology for high-velocity projectile that may occur during an explosion of small green energy facilities such as a hydrogen station and an energy storage system.