【摘要】 新安江水电站溢流面采用环氧砂浆进行裂缝修补已40年,是我国较早采用环氧砂浆进行修补的工程。本文对早期环氧砂浆修补薄层的开裂情况和特点进行了细致的现场考察和描述,并从断裂能的角度对裂缝进行了分类。结果表明,这一方法进行裂缝分类是可行的,裂缝外观及其断裂能的考察结果是一致的。更多还原

【Abstract】 The crack repairing by epoxy mortar facing on the spillway of the Xin′anjiang Power Plant was made 40 years ago.It was the earliest practice of epoxy mortar repairing in China.On-site-checking on cracks on the old epoxy mortar facing was conducted recently and the results are described in detail in this paper.The cracks are classified from the point of view of cracking energy.The feasibility of the classification can be proved by the consistency between the crack appearance and the cracking energy checking,which offers a basis for crack analysis in the future.更多还原