混凝土与水泥制品
混凝土與水泥製品
혼응토여수니제품
CHINA CONCRETE AND CEMENT PRODUCTS
2014年
11期
56-59
,共4页
李强%马芹永%卢小雨%刘杰
李彊%馬芹永%盧小雨%劉傑
리강%마근영%로소우%류걸
碳纤维编织网%混凝土板%结网方式%抗弯性能
碳纖維編織網%混凝土闆%結網方式%抗彎性能
탄섬유편직망%혼응토판%결망방식%항만성능
Carbon fiber textile%Concrete plate%Weaving method%Bending property
采用平织法和打结法两种方法编织网格间距分别为80mm 和100mm 的碳纤维编织网,通过板的抗弯试验研究不同结网方式对不同网格间距 CTRC 板抗弯性能的影响。试验结果表明,打结法编织的碳纤维编织网在减小 CTRC 板的挠度的同时也相应降低了抗弯强度,且当超出板的抗弯极限承载能力之后 CTRC 板不会完全破坏,仍具有残余承载能力。其中网格间距为100mm 打结碳纤维编织网增强混凝土板的抗弯强度及极限挠度较平织碳纤维编织网分别降低了36.8%和6.0%。
採用平織法和打結法兩種方法編織網格間距分彆為80mm 和100mm 的碳纖維編織網,通過闆的抗彎試驗研究不同結網方式對不同網格間距 CTRC 闆抗彎性能的影響。試驗結果錶明,打結法編織的碳纖維編織網在減小 CTRC 闆的撓度的同時也相應降低瞭抗彎彊度,且噹超齣闆的抗彎極限承載能力之後 CTRC 闆不會完全破壞,仍具有殘餘承載能力。其中網格間距為100mm 打結碳纖維編織網增彊混凝土闆的抗彎彊度及極限撓度較平織碳纖維編織網分彆降低瞭36.8%和6.0%。
채용평직법화타결법량충방법편직망격간거분별위80mm 화100mm 적탄섬유편직망,통과판적항만시험연구불동결망방식대불동망격간거 CTRC 판항만성능적영향。시험결과표명,타결법편직적탄섬유편직망재감소 CTRC 판적뇨도적동시야상응강저료항만강도,차당초출판적항만겁한승재능력지후 CTRC 판불회완전파배,잉구유잔여승재능력。기중망격간거위100mm 타결탄섬유편직망증강혼응토판적항만강도급겁한뇨도교평직탄섬유편직망분별강저료36.8%화6.0%。
Two methods of plain weaving and knot weaving were used to weaving carbon fiber textile with different grid spacings(80mm and 100mm), and the bending tests of CTRC plate were carried out to investigate the effect of weav-ing methods on bending property of CTRC plates with different grid spacings. The results show that carbon fiber textiles using knot weaving method can improve deflection and reduce bending strength of CTRC plates, and when the load ex-ceeds the bending ultimate carrying capacity of plate, CTRC plates will not be completely destroyed and still have residual carrying capacity. When the grid spacing is 100mm, the bending strength and limiting deflection of the carbon fiber textile reinforced concrete plates are respectively reduced by 36.8% and 6.0% comparing with those of carbon fiber textile using the plain weaving method.