http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
반복하중을 받는 철근콘크리트 전단벽의 대각보강에 따른 내진성능 평가
安準碩,河基柱,申鍾學,全河錫 慶一大學校 1998 論文集 Vol.15 No.1
In this dissertation, experimental research was carried out to evaluate the behavior of reinforced concrete slit type shearwall and infilled type shearwall. This study were focused at the reinforced concrete shearwall structure with vertical and horizontal cyclic load simultaneously then all specimens were modeled 1/3 size of original that. The main reinforcement ratio of column and girder was constant, as the hoop bar ratio of column was varied. Eight test specimens were used to investigate the maximum horizontal capacity, shear strength, ductile capacity, and crack patten respectively. Based on the results reported in this study, the following conclusions can be made. For the reinforced concrete slit type shearwall(SWS-O) occured the slippage distinctly in the upper slit region of wall and the shear crack upper region of column for the diagonally reinforcing slit type specimens(SWS-1~3) occured the shear crack in the wall and flexure failure of columns So, reinforced diagonal steel bar in the wall, crack control by slip and diagonal-tension was effective in connection of frame. In slit type shearwall specimens, as the hoop bar ratio of column was increased, in the ductile capacity were not found, but in case of infilled type shearwall specimens, as the hoop bar ratio of column and reinforcement diagonal steel bar were increased, were increased 1.5 times. Shear stress of slit type shearwall specimens(SWS-TYPE), reinforced diagonal steel bar and as the hoop bar ratio of column was increased, were increased 1.49~1.67 times. In case of infilled type shearwall specimens(SWI-TYPE) were increased 1.21~1.38 times. Comparing the maximum experimental shear strength of slit type specimens with the approsimate theoretical value, test results of specimen(SWS-O) was decreased 0.89 times. Specimens(SWS-1~3), reinforced diagonal steel bar in the wall and as the hoop bar ratio of column was increased, were decreased 0.99~1.1 times In case of infilled type specimens(SWI-TYPE) those were decreased 0.75~0.86 times.
반복주기하중을 받는 철근콘크리트 프레임면내 조적벽체의 구조성능 평가
申鍾學,全河錫 慶一大學校 1999 論文集 Vol.16 No.2
In this study, experimental reserch was carried out to structural performance evalution of curtain wall masonry infilled wall type. This study objected the rigid frame of reinforced concrete which subjected to vertical and cylic load simultaneously. The main various hoop ratio of the column in which all of 4 specimens were modeled 1/3 size of original that. Test specimens were used to inverstigate crack propagation, hysteresis behavior, ductility, and maximum horizontal capacity etc. After we consider the maximum horizontal capacity on a rigid frame, in case of the curtain wall masonry infilled wall type(IFB-1∼3), maximum horizontal capacity increased by 1.45 to 1.68 times. As for the curtain wall masonry infilled wall type(IFB-1∼3), ductility increased by 1.04 to 1.59 times as the ratio of hoop bar of column increased. In case of the curtain wall masonry infilled wall type(IFB-1∼3), the initial shear strength increased by 1.04 to 1.15 times as the ratio of hoop bar of column increased. It did by 1.06 to 1.11 times with the ultimate shear strength. In case of the curtain wall masonry infilled wall type(IFB-1∼3), focusing on a rigid frame as the masonry infilled wall bearing force was 5.01 to 7.45 tons as the ratio of hoop bar of column increased In case of the curtain wall masonry infilled wall type, a initial crack came to happen at the top and bottom section of the masonry infilled wall along the mortal bed in the horizontal and diagonal direction. the wall was separated from the column frame to the maximum of 10mm because of the slip resulted from the progress of overall horizontal crack as the horizontal load increased to the masonry infilled wall surface. in case of the IFB-1 test frame, a horizontal and diagonal crack was a main phase, but the compression zone increased in the similar way of a diagonal direction band with the increase of a diagonal crack led by the ratio of hoop bar of column was increased and the test frame came to be failure because of the compressive failure in the column capital and the base of column and the separate of a masonry brick at the edge of the wall surface.
철근콘크리트 프레임면내 CUT OFF형 조적벽체의 내진성능 평가 및 개선
신종학,하기주,전하석 경일대학교 산업기술연구소 1999 産業技術硏究所 論文集 Vol.6 No.-
In this dissertation four reinforcement concrete rigid frame and masonry infilled wal land cut off type masonry infilled wall wee constructed and tested during vertical and cyclic loads simultaneously. Experimental programs were accomplished to evaluat the structural performance of test specimens, such as the hysteretic behavior, the maximum horizontal strength, crack propagation, and ductility etc. Test variables are hoop reinforcement ratio and measonry infilled wall with on without. All the specimens were modeling in one-third scale size. Based on the test results, the following conclusions can be made. After we consider the maximum horizontal capacity focusing on a rigid frame, in case of the curtain wall masonry infilled wall type(IFB-1∼3), maximum hrizontal capacity increased by 1.45 to 1.68 times. In the case of cut off the section of column masonry infilled wall type(IFBC-1∼3), It increased by 1.73 to 1.98 times. As for the curtain wall masonry infilled wall type(IFB-1∼3), ductility increased by 1.04 to 1.59 times as the various hoop ratio increased. As the cut off the section of the column masonry infilled wall type(IFBC-1∼3), ductility increased by 1.1 to 1.4 times as the various hoop ratio column increased.
반복주기하중을 받는 철근콘크리트 프레임 면내 조적벽체의 구조성능 평가
신종학 ( Snin Jong-hack ),하기주 ( Ha Gee-joo ),최민권 ( Choe Min-kwon ),전하석 ( Jun Ha-suk ) 한국구조물진단유지관리공학회 1999 한국구조물진단유지관리공학회 학술발표대회 논문집 Vol.3 No.1
Four reinforced concrete rigid frame and masonry infilled wall were constructed and tesed during vertical and cycle loads simultaneously. Experimental programs were carried to evaluate the structural performance of such test specimens, such as the hysteretic behavior, the maximum horizontal strength, crack propagation, and ductility etc. Test variable are hoop reinforcement ratio and masonry infilled wall with on without, all the specimens were modeling in one-third scale size