核电站高性能大体积混凝土配制与施工技术

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Preparation and Construction Technology of Nuclear Power Plant High-Performance Mass Concrete

摘要: 详细介绍了CPR1000+核电厂反应堆厂房筏基混凝土技术规格书要求。以阳江核电厂3#机组反应堆厂房(3RX)筏基A、B、C层混凝土整体浇筑为例,通过实验研究,确定了混凝土的合理配比,显著改善了混凝土各项性能,解决了CPR1000+大体积混凝土耐久性问题。通过入模温度控制、养护措施控制等大体积混凝土施工质量控制措施,解决了大体积混凝土施工中温度裂缝等问题。
- 核电厂 /
- 大体积混凝土施工 /
- 配合比 /
- 温度裂缝控制
Abstract: The paper introduces the technical specifications and requirements on the mass concrete for the reactor plant of CPR1000 + nuclear power plant in detail.Taking the A,B,and C layer overall placing of Unit 3 reactor plant（3RX） in Yangjiang nuclear power plant as an example,the reasonable concrete mix through experimental studies significantly improve the concrete performance and solve the durability problems of CPR1000+ mass concrete.Through the quality control of mass concrete such as mold-into temperature control and conservation measures,the temperature cracks and other issues in mass concrete construction are solved.
- Nuclear power plant /
- Mass concrete construction /
- Concrete mix /
- Temperature cracks control