某特大桥大体积混凝土温控措施研究

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中图分类号：U445 文献标志码：A 文章编号：2095-2945（2025）21-0137-04

Abstract：Temperaturefluctuationsarethe main factorcausing concretecracking.Especiallduring theconstructionof mass concrete，theefectoftemperaturecontrolmeasuresisdirectlyrelatedtothequalityoftheprojectandthestabiltyofthe structure.Takingasuper-largebridgeasanexample，combining thedesignrequirementsandon-siteconstructionconditions，a designplanforoutdoorstrongtemperaturecontrolisproposed.Thetemperaturefeldofthecapcapmodeliscarriedoutthrough thefiniteelementanalysissoftwareMDAS/Civilandtheinfluenceanddisolutionofmassconcretevoidsareanalyzedindeail， and the main measures for temperature control construction are summarized.

Keywords：massconcrete;temperature expansion; crack;temperaturecontrol design;finite element analysis software

在大体积混凝土结构施工中，水化热引起的温差变化成为影响工程质量的主要因素之一。（剩余3550字）