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정우태 ( Jung Woo-tai ),박종섭 ( Park Jong-sup ),박영환 ( Park Young-hwan ) 한국구조물진단유지관리공학회 2006 한국구조물진단유지관리공학회 학술발표대회 논문집 Vol.10 No.1
This paper presents the experimental results on static and cyclic loading tests of anchorage system for externally prestressing CFRP laminate. A total of four specimens have been tested. The specimens can be classified into cyclic loading specimens and improved anchorage ones. The material of improved anchorage specimens changed from steel to aluminum. The test revealed that the anchorage system after cyclic loading exhibited its capacity up to tensile strength of CFRP laminate. The improved aluminum anchorage system also showed the full capacity of CFRP laminate.
강재 슬리브를 이용한 FRP Tendon 정착에 관한 실험적 연구
정우태 ( Jung Woo-tai ),이승주 ( Lee Seung-joo ),박영환 ( Park Young-hwan ) 한국구조물진단유지관리공학회 2006 한국구조물진단유지관리공학회 학술발표대회 논문집 Vol.10 No.1
This paper investigated on anchoring FRP tendon with steel sleeves. The preliminary tests were performed to find the appropriate filling materials in the steel sleeve. A total of five different materials like epoxy or concrete mortar have been used as filler in the steel sleeves. Results of the preliminary tests presented that specimen filled with non-shrinkage mortar showed maximum tensile strength. So this paper determined the non-shrinkage mortar as a filler in the steel sleeve for anchoring FRP tendons. Test results showed that the use of steel sleeve with non-shrinkage mortar for anchoring FRP tendon was feasible for tensile testing.