“三掺”技术在C40P8大体积混凝土中应用研究  

Application Research of the“Triple Blending”Technology in Large Volume Concrete C40P8

作　　者：王拥军 WANG Yongjun(Zhongshan Hongji Concrete Co.,Ltd.)

机构地区：[1]中山市宏基混凝土有限公司

出　　处：《广东建材》2024年第12期50-52,共3页Guangdong Building Materials

摘　　要：为解决在大体积混凝土浇筑过程中温度应力产生有害结构的裂缝问题,通过粉煤灰、矿渣粉及抗裂防水剂三掺技术在C40P8大体积混凝土中应用研究,从原材料选用与配合比设计、混凝土供应与浇筑工艺、混凝土里表温度检控与养护等方面提出了有效的控制措施。In order to address the issue of harmful structural cracks caused by temperature stress during large volume concrete pouring,this study applies dual blending technology using fly ash and slag powder in C40P8 large volume concrete.Effective control measures are proposed from various aspects,including raw material selection and mix design,concrete supply and pouring process,as well as temperature monitoring and curing of the concrete surface.

关 键 词：大体积混凝土 水化热 温度控制 养护 

分 类 号：U418.8[交通运输工程—道路与铁道工程] U455.4[建筑科学—桥梁与隧道工程]