混凝土温度应力

外掺MgO对大体积混凝土温度应力的影响分析

Analysis of the Mass Concrete Thermal Stress by the Influence of the Concrete Mixed With MgO

基础大体积混凝土温度应力分析及控制

Temperature Stress of Analysis and Control in Mass Concreting of Foundation

目前，对混凝土温度应力及裂缝的研究不断深入。

Research of the temperature stress and crack has got great progress .

铁路特大桥梁施工中混凝土温度应力监控系统的研制

Development on Concrete Temperature Stress Supervision System for Railway Super-large Bridge Construction

沥青混凝土温度应力试验及其数值模拟

Tests on thermal stress in asphalt cement sample and its numerical simulation

多种因素耦合作用下的大体积混凝土温度应力仿真分析

Simulation Analysis of Thermal Stress of Mass Concrete under Multi-factor Coupling Effect

大体积混凝土温度应力松弛系数的优化确定

Optimal Determination of Stress Relaxation Coefficients of Thermal Stress in Massive Concrete

大体积混凝土温度应力计算中的应力修匀

The repair of thermal stress in calculation of mass concrete

多掺改性材料大体积混凝土温度应力有限元分析

Finite Element Analysis on Thermal Stress of Multi-doped Modified Material Mass Concrete

大体积混凝土温度应力裂缝控制的工程实践

Control Practice of Mass Concrete Crack Caused by Thermal Stress

早龄期大体积混凝土温度应力与裂缝的关系

Temperature Stress and Crack of the Early Age Mass Concrete

对影响混凝土温度应力的主要因素&混凝土绝热温升进行了试验研究。

Secondly , the early age adiabatic temperature development of concrete is investigated .

承台大体积混凝土温度应力控制

Temperature Stress Control of Massive Concrete on Pile Cap

大体积混凝土温度应力敏感性参数分析

The analysis of the sensitive parameters to the thermal stresses in massive concrete

论混凝土温度应力的检测

On the test of temperature stress of concrete

大体积混凝土温度应力场的仿真分析

Mass Concrete Temperature Stress Field of Simulation Analysis

大掺量粉煤灰混凝土温度应力及抗裂能力的分析

Analysis of Stress Temperature and Break in g Resistant Capacity of High Volume Fly Ash Concrete

究其原因，我们对混凝土温度应力的变化注意不够是其中之一。

The reason we pay attention to the concrete changes in temperature stress enough is one .

墩台大体积混凝土温度应力分析与裂缝控制探讨

Analysis on Temperature Stress and Discussion on Crack Control of Massive Concrete for Pier and Abutment

混凝土温度应力裂缝及其处理方法

Treatment of concrete temperature cracking

混凝土温度应力计算中锚杆（桩）约束系数的估算方法

Calculation method of constraint factors for anchor rods ( piles ) in the computation of concrete thermal stress

并对层布式混杂纤维混凝土温度应力进行了有限元分析；

Then , the temperature stress of LHFRC pavement slab are calculated through finite element method ( FEM ) with Winkler 's soil model .

为了保障建筑的安全和正常使用，必须从多方面采取有效的措施控制混凝土温度应力和收缩应力，预防裂缝的发生。

In order to ensure that buildings are safe and are used properly , temperature-shrinkage stress must be controlled by effective prevention measures in many aspects .

然而，在实际工程中很难准确得到大体积混凝土温度应力的解析解，是因为其分布比较复杂，影响因素也很多。

However , it is hard accurately to get the analytical solution of the mass concrete temperature stress in the actual engineering , because their distribution is a bit complicated and also many influence factors .

通常在施工中对桥梁采取的防裂措施不当会引起混凝土温度应力超过其抗拉强度，而使结构开裂，直接影响到桥梁结构的安全使用。

In bridge construction , often due to inappropriate crack control measures , it resulted that the thermal stress exceeds the tensile strength of concrete , thereby cracking the structure directly affect the safe use of the bridge structure .

结合多年的工作实践，就混凝土温度应力的形成过程进行了分析，阐述了现场混凝土温度的控制和裂缝的预防措施，提出了混凝土的早期养护方法，可供参考借鉴。

Combined with experiences , it analyzes forming course of temperature stress of concrete , illustrates temperature control of concrete and prevention measures for cracks , and puts forward maintenance method for concrete in early stage to be referred .

但随着计算机科学和数值计算方法的飞速发展，目前已经有很多计算方法应用于大体积混凝土温度应力的计算机仿真技术，其中应用最为广泛的是有限单元法。

However , with the rapid development of the computer science and numerical calculation , a number of the calculation method used for mass concrete temperature stress of computer simulation technology currently , which is the most widely used is finite element method .

大体积混凝土温度徐变应力的ANSYS计算模块

The ANSYS calculation module of mass concrete temperature creeping stress

用有限元软件ANSYS对受冻条件下混凝土的温度应力场进行模拟。

We simulated the thermal stress field of concrete under freezing condition by finite sofeware ANSYS .

利用ANSYS进行大体积混凝土的温度应力仿真分析中，快速正确地读取温度场数据是分析的关键步骤。

While using ANSYS software to simulate thermal stress of mass concrete , it is the key step to read in data of temperature field effectively .