潮新闻 通讯员 侯邦军 陈伟星 丁晋辉 记者 杨群
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4月25日8时28分,三门核电二期工程4号机组核岛CA20模块顺利吊装就位。该模块是4号机组首个吊装的大型模块,标志着该机组核岛开工后第一个里程碑节点顺利实现。
CA20模块就位于核岛筏基底板,整体呈长方体型,是核岛辅助厂房中用于乏燃料储存、传输、热交换以及废物收集的大型钢结构模块。
CA20模块的就位正式拉开了三门核电4号机组核岛安装工作序幕,为4号机组核岛全面施工建设奠定了坚实基础。
作为4号机组核岛大件吊装第一钩,三门核电建设团队高度重视,在二期工程建设项目指挥中心(PCC)统一指挥下,根据3号机组CA20模块经验反馈以及吊装重心有限元建模分析,在拼装阶段优化了4号机组CA20模块安装物项和重心分布,有效提升了模块完成度,将大幅减少后续核岛安装工作量,以实际行动践行“创新优化年”管理要求。
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