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외기온도 및 시험체 크기를 고려한 콘크리트의 간이-단열온도 상승시험에 관한 실험적 연구
온정권 ( On Jeong-kwon ),김영선 ( Kim Young-sun ),문형재 ( Moon Hyoung-jae ),남정수 ( Nam Jeong-soo ),김규용 ( Kim Gyu-yong ) 한국건축시공학회 2021 한국건축시공학회지 Vol.21 No.6
Recently, due to the increase in high-rise apartment and residential-commercial complex buildings, a number of mega-class mass concrete members with a thickness of 3m or more have been designed. As the construction of mass concrete such as transfer beam and slab is increasing not only in foundation members but also in special structures, research on reducing temperature cracks in mass concrete is being conducted. To review temperature cracks in mass concrete, it is important to review the thermal properties of concrete, but it is difficult to use an adiabatic temperature rise tester in the field, so the semi-adiabatic temperature rise test is mainly used. In this study, to improve the accuracy of the results of concrete heat characteristics gained by the semi-adiabatic temperature rise test, various factors affecting heat loss compensation and methods were reviewed and presented.