大体积混凝土

特高压变电站GIS设备基础大体积混凝土温度裂缝控制

Thermal crack control of mass concrete foundations of UHV substation GIS equipments

ANSYS计算大体积混凝土温度场的关键技术

Key Technologies for Calculation of the Mass Concrete Temperature Field with ANSYS

大体积混凝土施工与裂缝控制&万信城市花园B区高层住宅

Casting of Great Volume Concrete and Control of Thermal Crack

大体积混凝土拆模后表层温度的Fourier震荡

Fourier vibration of massive concrete by demolding

其次，运用有限元软件ANSYS模拟筏式基础大体积混凝土温度场。

Second , this paper uses ANSYS software to simulate the temperature field of mass concrete in raft-foundation .

本文基于ANSYS的APDL语言，通过编制了计算程序来模拟了大体积混凝土的浇筑过程。

Based on APDL of ANSYS , this paper simulates the construction process of mass concrete by writing program .

高密度重晶石大体积混凝土施工技术低堆密度大孔体积γ-Al2O3的制备与表征

Construction Technology for Mass Concrete with Dense Barite Preparation and Characterization of γ - Al_2O_3 with Low Bulk Density and Large Pore Volume

对防渗要求较高的大体积混凝土工程，通过在混凝土中引入FEA混凝土膨胀剂，以提高混凝土自身密实度；

For mass concrete project with high request of anti-permeability , the self-density of concrete can be enhanced through the introduce of FEA concrete expansive agent ;

DTS测温成果较好地证实了三峡工程大体积混凝土温度场变化的阶段性和规律性。

The measured data of temperature with DTS confirms the stage variation of temperature field and its regularity of mass concrete in the Three-Gorges Project .

利用大体积混凝土变形荷载作用下数值分析程序MASSIVE及施工现场监测系统，对新上海国际大厦基础承压平台的混凝土水化热的影响进行了理论分析和施工现场监测。

Affection of hydration heat of mixture concrete during construction to mass concrete foundation of New Shanghai Intemational Tower is analysed theoretically and taken measure of surveillance in site , with numerical analysis program MASSIVE and monitor control system .

介绍了某反力墙及地载沟C40大体积混凝土控温抗裂的具体措施。

This paper introduces specific measures of a certain C40 large concrete back strength wall and loading trench .

在三峡大坝施工现场，用坝体混凝土制做了6m×2m×10m的大体积混凝土模型，内置各种混凝土缺陷，对其开展面波探测可行性研究。

The concrete model made in a dimension 6 m by 2 m by 10 m with different flaws was used for researching the feasibility and practicality of surface wave in concrete flaws detection .

这项技术突破了大坝柱状块分层厚度1.5~2.0m的施工惯例，并为大体积混凝土3m层夏季施工积累了难得的工程经验。

This technology has broken through the usual practice of columnar dam blocks being placed with every lift thickness of 1.5-2.0 m , and accumulated engineering experience for 3-m lift mass concrete to be placed in summer .

经各方联合检查，所浇筑混凝土的裂缝数量为0.53条／万m3，其中大体积混凝土为0.2条／万m3。

The results from the examination and inspection by parties have shown that the number of the cracks in the concrete is 53 pieces / 1000 m3 concrete , in which 2 piece / 1000 m3 concrete in the massive concrete .

为利用高密度电阻率法检测混凝土缺陷，在三峡大坝施工现场，用坝体混凝土制成6m×2m×10m的大体积混凝土模型，模型内置各种混凝土质量缺陷。

For adopting high density resistivity method to detect defects of concrete , a physical model dimensioning 6 m × 2 m × 10 m and containing diverse defects was fabricated in the construction site of the Three Gorges Project .

从理论和实践两方面阐述了AEA无缝设计施工技术、控制大体积混凝土裂缝、结构自防水技术的应用原理和工程实例。

The application principle of AEA seamless design construction technology , controlled large area concrete cracks and structural self waterproofing technique have been described through engineering examples from view of theory and practice .

珠海电厂240m烟囱，基础大体积混凝土通过合理分缝、设置滑动层等技术措施确保了施工质量。

The technical measures such as rational seam separation for large-volume concrete foundation and establishment of sliding courses for 240 m stack in Zhuhai Power Plant have guaranteed the construction quality .

在深入研究三维有限元仿真分析理论的基础上，针对外掺MgO混凝土的特点，参与开发研制了一套能仿真外掺MgO添加剂的大体积混凝土结构温度场与应力场的分析程序。

The simulated analysis theory of three dimension FEM was deeply studied . According to the characteristic of MgO concrete , a simulated analysis program that can analyze the thermal field and stress field in the mass concrete with MgO admixture was developed by the author together with others .

应用混凝土结构的温度收缩裂缝控制理论，对22m厚的筏基大体积混凝土进行了计算分析，为筏基的顺利施工提供了理论依据。

The author analyses the 2 2m thick mass concrete of the raft foundation with the theory about crack-control in concrete structure caused by drying shrinkage and temperature difference of atmosphere . This found the theoretical basis for the construction of the raft foundation .

温度控制是大体积混凝土施工中的关键技术。

Temperature control is the key technique in bulk concrete construction .

大体积混凝土早期温度发展规律及温度控制

The Rule of Temperature development and temperature Controlled of mass concrete

桥梁大体积混凝土裂缝与温度关系的研究

Study On The Relationship Between Bridge Bulk Concrete Crack And Temperature

大体积混凝土及地下防水混凝土&粉煤灰的利用

Big cubage concrete and underground waterproof concrete & utilizing coal ash

广州珠江黄埔大桥承台大体积混凝土温控技术

On temperature control of massive concrete pile cap in Huangpu Bridge

某炼钢厂设备基础大体积混凝土施工技术

Mass concrete construction technology of equipment foundation in one steel works

大体积混凝土后期冷却优化控制

Optimum cooling control of large volume concrete in the late stage

大体积混凝土结构应力场的粘弹塑性分析方法

A visco-elastic-plastic analysis method for stress field of massive concrete structures

大体积混凝土裂缝成因及成套控制技术研究

Research on reason and composite control measures for mass concrete cracking

大连商业城A区大体积混凝土施工控制

Massive concrete construction control in section A of Dalian commercial city

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