瓷绝缘子用水泥胶合剂耐冻融循环性能改进与试验研究  

Improvement of Freeze-Thaw Cycle Performance of Cement Adhesive for Porcelain Insulators and Experimental Research

作　　者：张俊双[1,2] 汲胜昌 韩建军[2] 钱文晓 ZHANG Junshuang;JI Shengchang;HAN Jianjun;QIAN Wenxiao(State Key Laboratory of Electrical Insulation and Power Equipment,Xi^an Jiaotong University,Xi'an 710049,China;Electric Power Research Institute of State Grid East Inner Mongolia Electric Power Co.,Ltd.,Hohhot 010020,China)

机构地区：[1]西安交通大学电力设备电气绝缘国家重点实验室,西安710049 [2]国网内蒙古东部电力有限公司电力科学研究院,呼和浩特010020

出　　处：《电瓷避雷器》2020年第2期211-215,共5页Insulators and Surge Arresters

基　　金：国网内蒙古东部电力有限公司2015年科技项目(编号:52660414000N)。

摘　　要：通过引入ADVA152减水剂、DARA-VAIR110引气剂和硅灰对瓷绝缘子用水泥胶合剂配方进行了改进,并制备了改进型水泥胶合剂试样和瓷绝缘子试品,进行了胶合剂试块冻融循环后的抗压强度、抗折强度、体积变化率试验研究,瓷绝缘子试品冻融循环后的残余机电强度试验研究。试验结果表明,改进型水泥胶合剂能够有效提高瓷绝缘子的耐冻融循环能力。The improvement on the formulation of cement adhesive for porcelain insulator is made by introducing ADVA152 water reducer,DARA-VAIR110 air entraining agent and silica fume;also the improved cement adhesive samples and porcelain insulator sample are prepared.The compressive strength,flexural strength,and volume change rate of adhesive test block have been studied;as well as the residual electromechanical strength test of porcelain insulator sample after freeze-thaw cycle were carried out.The results show that the improved cement adhesive is able to improve the freeze-thaw cycle resistance performance of porcelain insulators effectively.

关 键 词：瓷绝缘子 水泥胶合剂 冻融循环 

分 类 号：TM216[一般工业技术—材料科学与工程] TM75[电气工程—电工理论与新技术]