核电站双层安全壳施工技术的创新和需要研讨的问题

The Construction Technique Innovation for the Double-wall Containment of NPP and the Problems Needed for Discussion

本文叙述了核电站双层安全壳施工技术的创新。诸如双壳施工顺序、模板选用、钢筋绑扎、预埋件安装、混凝土配置、预应力张拉、钢衬里安装、数字化和管理信息系统等方面的创新。并根据双壳施工特点,提出了需要继续改进的技术问题。

This paper describes the innovation of construction techniques of nuclear power plant double wall containment. Such as double hull construction sequence, template selection, reinforcing bar banding, embedded parts of installation, concrete configuration, prestressed tensioning, steel lining board installation, digitization and innovation of management information systems, etc. And according to the characteristics of the double shell construction, the need to continue improving the technical problems is put forward.