the mass concrete temperature simulation analysis with

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The Mass Concrete Temperature Simulation Analysis with ...

10%  Abstract. In mass concrete casting process of concrete curing because the thickness, strength and anti-permeability level etc a series of uncertain factors exist, and degree of the foundation slab due to a relatively large size and thickness of planar thicker, concrete slabs and the control of temperature cannot effectively, it is difficult to make analysis with classical mathematical

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Simulation Analysis of Mass Concrete Temperature Field ...

Jan 01, 2012  The simulation analysis of finite element procedure is feasible as an auxiliary method of temperature control and management. © 2011 Published by Elsevier Ltd. Keywords: Mass concrete; Temperature field; Temperature stress; Temperature control; Finite element 1.

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(PDF) Simulation Analysis of Mass Concrete Temperature Field

Simulation Analysis of Mass Concrete Temperature Field. December 2012; ... The temperature control of mass concrete has great significance in assuring the project quality. At present, the ...

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6-Simulation Analysis on Mass Concrete Temperature Field ...

Simulation Analysis on Mass Concrete Temperature Field of Lock Floor Layered Pouring 480 3.4.3 Other Parameters The lock floor was poured in July and the project lasted about 20 days. The construction units have adopted a series of cooling measures in the aspect of concrete temperature control, established concrete

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Simulation Analysis of Mass Concrete Temperature Field

Simulation Analysis of Mass Concrete Temperature Field Zhou Yunchuan a , Bai Liang b ,Yang Shengyuan a , Chen Guting a , a* a College of Civil and Architectural Engineering,Yunnan Agricultural ...

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Precise simulation analysis of the thermal field in mass ...

Mar 05, 2015  Thermal analysis is one of the main components in the design and construction of mass concrete structures. A procedure for a heat-fluid coupling model (HFCM) is presented to simulate the thermal field of mass concrete with a pipe cooling system, which can accurately reflect the temperature gradient near the pipe and the temperature rise along the pipe.

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I C C S E T CSET Simulation Analysis on Mass Concrete ...

Simulation Analysis on Mass Concrete Temperature Field of Navigation Lock in Changsha Integrated Hub . Jin Ke, Peng Hui* College of hydraulic environmental engineering CTGU Yichang, Hubei, China . [email protected] . Wen Chen, Wu Fan, Yin Shaofei College of hydraulic environmental engineering CTGU Yichang, Hubei, China . [email protected]

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Simulation Analysis of Mass Concrete Temperature Field ...

adshelp[at]cfa.harvard The ADS is operated by the Smithsonian Astrophysical Observatory under NASA Cooperative Agreement NNX16AC86A

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Simulation Analysis on Mass Concrete Temperature Field of ...

TY - CONF AU - Ke Jin AU - Hui Peng AU - Chen Wen AU - Fan Wu AU - Shaofei Yin PY - 2016/08 DA - 2016/08 TI - Simulation Analysis on Mass Concrete Temperature Field of Navigation Lock in Changsha Integrated Hub BT - 2016 International Conference on Computer Science and Electronic Technology PB - Atlantis Press SP - 290 EP - 294 SN - 2352-538X ...

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Simulation and feedback analysis of the temperature field ...

Nov 03, 2013  The simulation and feedback analysis of the temperature field in mass concrete have been used in many practical engineering projects. In an attempt to deal with the above problems, a finite element simulation and feedback analysis system was established based on the monitoring data and intelligent feedback analysis in literature [1] .

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Simulation Analysis on Mass Concrete Temperature Field of ...

Download Citation On Sep 28, 2016, Chen Jianling and others published Simulation Analysis on Mass Concrete Temperature Field of Lock Floor Layered Pouring Find, read and cite all the research ...

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134 Temperature Field in Mass Concrete at Early-Age ...

Furthermore,the analysis results pointed out that the appropriate condition for placing temperature of mass concrete was t pl = 30 oC and also suggested an effective way to control thermal cracking in the mass concrete structure at early-age. Keywords: Hydration heat, Temperature field, Temperature difference, Thermal stress, Mass concrete ...

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(PDF) Simulation of the thermal stress in mass concrete ...

Simulation of the thermal stress in mass concrete using a thermal stress measuring device. Cement and Concrete Research, 2009 ... Creep deformations in hardening concrete: Test method investigations and the effect of temperature. By Terje Kanstad and Dawood Atrushi.

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Simulation Analysis of Mass Concrete Temperature Field - CORE

In this paper, MIDAS finite element analytical software was used to simulate the temperature field of mass concrete in a certain high-rise building foundation, the change rules of temperature and temperature stress with the time was calculated and analyzed by finite element analysis; at the same time, simulation result was verified by the ...

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TEMPERATURE-STRESS COUPLING MECHANISM ANALYSIS

Key words: mass concrete, ANSYS, numerical simulation, temperature stress Introduction The mass concrete was widely used in the civil engineering industry and consumed in the annual hydraulic engineering reaches more than 10 million m 3. It played an irreplaceable role in

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Temperature Management of Mass Concrete Structures ...

Nov 02, 2006  In September 2002, TxDOT initiated a research project to develop software to perform the temperature analysis of mass concrete elements. Within six weeks, the project grew to encompass a full-blown concrete mixture design, analysis, and performance prediction program named Concrete Works. The investment in the project grew from $ 400,000 to ...

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Numerical Simulation of Temperature Gradients for the

sing the temperature of mass concrete. Liu et al. (2015) established through simulation and monitoring of a mass concrete dam that the temperature of the concrete was re-duced nearby the cooling pipes. All the above researches has been shown to be useful for control of early cracking, and these methods can be employed for one-time conc-

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Simulation fire analysis of the concrete beam in the ...

You can find complete tutorial at this link: abaqusfem/simulation-fire-analysis-of-the-concrete-beam-in-the-abaqus-temperature-and-stress-anal...

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Physical model testing and numerical simulation for ...

Jul 27, 2018  Studies on heat of hydration are used to characterise the setting and hardening behaviour of concretes and to predict temperature rise, which is important when large volumes of concrete are used (De Schutter G, 1999 4.De Schutter, G., “ Hydration and temperature development of concrete made with blast-furnace slag cement,” Cem Concr Res 29, 143– 149 (1999).

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Determination and simulation of temperature effect on ...

Determination and simulation of temperature effect on super-long and underground mass concrete structure: PAN Jin-long1, QI Chang-yu1, HUANG Yi-fang1, WU Hong-lei2: 1.Key Laboratory of Concrete and Prestressed Concrete Structures of Ministry of Education, Southeats University,

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Optimization of Temperature-Control Measures for Concrete ...

2.1. Simulation Analysis Principle for the Temperature Field and Viscoelastic Thermal Stress Field of Concrete Structures. Water pipe cooling is the main temperature-control measure in concrete construction. The simulation of the pipe cooling effect is a challenging problem in temperature field simulation of the concrete structures [10–16].

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Simulation Analysis on Mass Concrete Temperature Field of ...

TY - CONF AU - Ke Jin AU - Hui Peng AU - Chen Wen AU - Fan Wu AU - Shaofei Yin PY - 2016/08 DA - 2016/08 TI - Simulation Analysis on Mass Concrete Temperature Field of Navigation Lock in Changsha Integrated Hub BT - 2016 International Conference on Computer Science and Electronic Technology PB - Atlantis Press SP - 290 EP - 294 SN - 2352-538X ...

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Concrete Temperature Monitoring in Mass Concrete

May 10, 2021  Mass concrete is categorized as any volume of concrete with dimensions large enough to require that measures be taken to cope with generation of heat hydration of the cement and attendant volume changes to minimize cracking.When it comes to large bodies of concrete, one of the most important characteristics is thermal behavior.

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Kinetic Model of Adiabatic Temperature Rise of Mass Concrete

May 05, 2021  The adiabatic temperature rise model of mass concrete is very important for temperature field simulation, same to crack resistance capacity and temperature control of concrete structures. In this research, a thermal kinetics analysis was performed to study the exothermic hydration reaction process of concrete, and an adiabatic temperature rise ...

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Simulation and feedback analysis of the temperature field ...

Abstract Simulation and feedback analysis of the temperature field are key difficult problems in massive concrete structures. A method combining composite element method (CEM) with genetic algorithm (GA) is studied in this paper. The CEM allows for the cooling pipes embedded in composite elements for discrete simulation. The GA is used for feedback analysis to obtain key thermal

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Determination and simulation of temperature effect on ...

Determination and simulation of temperature effect on super-long and underground mass concrete structure: PAN Jin-long1, QI Chang-yu1, HUANG Yi-fang1, WU Hong-lei2: 1.Key Laboratory of Concrete and Prestressed Concrete Structures of Ministry of Education, Southeats University,

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Physical model testing and numerical simulation for ...

Jul 27, 2018  ACI Committee 116 R-85, “ Cement and concrete terminology,” ACI Manual of concrete Practice (American Concrete Institute Pubs., USA, 1989)., mass concrete is defined as ‘any volume of concrete with dimensions large enough to require that measures be taken to cope with the generation of heat and attendant volume change to minimise cracking’.

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STRUCTURE magazine Mass Concreting

The monitoring of concrete temperatures in mass concreting is commonly achieved through the use of thermocouples. These sensors are buried within the structural element prior to the concrete placement operation. Often, the SER generates a three dimensional grid that allows the temperature gradient to be plotted throughout the cross-sectional ...

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Mesoscale Simulation on the Effect of Elevated Temperature ...

Feb 05, 2020  Considering the heterogeneity of concrete inner structure, Jin et al. conducted a mesoscopic simulation on dynamic compressive behavior of plain concrete at/after elevated temperature. It is found that influenced by high temperatures, materials become more brittle and show different strain rate effect compared with that in room temperature.

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A Study on Adiabatic Temperature Rise Test and Temperature ...

Oct 21, 2018  In the present study, we investigate the effect of the adiabatic temperature rise property of rock-fill concrete (RFC) on the temperature stress and crack resistance of RFC gravity dams. We conducted tests on the adiabatic temperature rise of RFC with a rock-fill ratio of 42%, 49%, and 55%, respectively. Based on the regression analysis of the test data, a calculation model of the adiabatic ...

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How To Plan and Manage Curing for Mass Concrete Pours ...

Jul 29, 2014  References. 1. ACI 207.1R-05 (2012) Guide to Mass Concrete, American Concrete Institute, concrete 2. ACI 301-10 Specifications for Structural Concrete, American Concrete

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Development of Simulation Program for Temperature Field of ...

Most existing temperature field calculation programs have relative defects. In the present paper, based on merits of ANSYS platform, a temperature field calculation program of mass concrete structure is developed and demonstrated. According to actual pouring progress and thermodynamic parameters, a roller-compacted concrete dam is simulated.

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Composite element algorithm for the thermal analysis of ...

May 17, 2011  Composite element algorithm for the thermal analysis of mass concrete Simulation of cooling pipes Sheng‐hong Chen; Peifang Su; Isam Shahrour 2011-05-17 00:00:00 Purpose – Pipe cooling is an important measure for controlling the temperature in mass concrete. Since the temperature field in mass concrete containing cooling pipes is unsteady ...

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1. Introduction

1 Hossain A. B. Weiss J. Assessing residual stress development and stress relaxation in restrained concrete ring specimens Cement and Concrete Composites 2004 26 5 531 540 10.1016/s0958-9465(03)00069-6 2-s2.0-2542470988 2 Tian G. L. Wang Y. Numerical simulation analysis on mass concrete thermal stress Applied Mechanics and Materials 2012 204 ...

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1. Introduction

The heat of hydration generation rate of cement varies with different temperatures, and in the first 2 days, the heat of hydration of cement is 40–80% of the total heat [4, 5]. Therefore, it is more significant to simulate accurately the early-age temperature field of mass concrete considering temperature effect. Considering the temperature ...

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