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Simulation Analysis of Mass Concrete Temperature Field

Simulation Analysis of Mass Concrete Temperature Field

Simulation Analysis of Mass Concrete Temperature Field ...

2012-1-1  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 temperature measurement data.

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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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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 Analysis of Mass Concrete Temperature Field -

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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Simulation Analysis on Mass Concrete Temperature Field of ...

Simulation Analysis on Mass Concrete Temperature Field of Lock Floor Layered Pouring. Full-Text PDF XML 512 Views. ... (APDL) compilation command on the finite element program ANSAYS platforms to simulate the temperature field of the layered pouring process about the lower lock head.

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Simulation and feedback analysis of the temperature field ...

2013-11-3  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.

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Simulation and Analysis of the Temperature Field and the ...

2020-6-22  Mass concrete structures are prone to suffer temperature destruction during construction and operation because of their own mechanical properties and the role of cement hydration; therefore, the law of temperature field and temperature stress changes is crucial. This paper is based on the heat conduction theory and contact friction element theory under general external load. The heat ...

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Back Analysis of Concrete Temperature Field and Simulation ...

2020-6-19  Back Analysis of Concrete Temperature Field and Simulation of Temperature Control Measures Based on Simulated Annealing Algorithm Abstract: At present, with the rapid development of society, concrete has been widely used in various construction.

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Numerical Simulation and Monitoring of Mass Concrete Wall ...

This paper investigated the calculation of mass concrete wall temperature field by ANSYS and compared the results with measured results, based on radiation protection mass concrete wall of medical linear accelerator in Wuhan Union Hospital.The solid70 was selected as the concrete element and reasonable boundary conditions and environmental conditions were set in the analysis of ANSYS.The ...

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Simulation Analysis on Mass Concrete Temperature Field of ...

Simulation Analysis on Mass Concrete Temperature Field of Lock Floor Layered Pouring. Full-Text PDF XML 512 Views. ... (APDL) compilation command on the finite element program ANSAYS platforms to simulate the temperature field of the layered pouring process about the lower lock head.

get price

Simulation and Analysis of the Temperature Field and the ...

2020-6-22  Mass concrete structures are prone to suffer temperature destruction during construction and operation because of their own mechanical properties and the role of cement hydration; therefore, the law of temperature field and temperature stress changes is crucial. This paper is based on the heat conduction theory and contact friction element theory under general external load. The heat ...

get price

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 parameters of ...

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

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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Back Analysis of Concrete Temperature Field and Simulation ...

2020-6-19  Back Analysis of Concrete Temperature Field and Simulation of Temperature Control Measures Based on Simulated Annealing Algorithm Abstract: At present, with the rapid development of society, concrete has been widely used in various construction.

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Development of Simulation Program for Temperature Field

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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Development of Simulation Program for Temperature Field

Most existing temperature field calculation programs have relative defects. In the present paper, based on merits of ANSYS platform, a temperature field...

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Dynamic Simulation Analysis of Temperature Field and ...

The basic theory of temperature field and stress field of concrete and 3D FEM combining with cooling pipe discrete model and iteration method are used to carry out the dynamic simulation analysis of the temperature filed and stress field of a concrete gravity dam of South-to-North Water Diversion Project. The impacts on cracking mechanism of the surface insulation, internal cooling and ...

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Composite element algorithm for the thermal analysis of ...

2011-5-17  – 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 and three‐dimensional, and there are huge quantities of the cooling pipes in the concrete, the study of efficient and reliable algorithm is crucial. The purpose of this paper is to develop the composite element method ...

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Mathematical Modeling and Numerical Analysis of Thermal ...

The effect of solar radiation on thermal distribution in thin high arch dams is investigated. The differential equation governing thermal behavior of mass concrete in three-dimensional space is solved applying appropriate boundary conditions. Solar radiation is implemented considering the dam face direction relative to the sun, the slop relative to horizon, the region cloud cover, and the ...

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Development of Simulation Program for Temperature

temperature field calculation to all complex shape mass concrete structure, which could enable the simulation program of mass concrete structure temperature field to become well-known and universally used. 2 Merits of ANSYS Software ANSYS is a commercial finite element software developed by the ANSYS Corporation (US). It is the first

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Admixtures on Mass Concrete Temperature Crack Control ...

2010-11-9  Midas/Civil, one finite element analysis soft-ware, analyses mass concrete construction of the whole process of the temperature field and stress field in the numerical simulation separately at the circumstances of single admixture and composite about the water-reducing and set-retarding admixture and the expansive agent, and the results show ...

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Development of Simulation Program for Temperature Field

Most existing temperature field calculation programs have relative defects. In the present paper, based on merits of ANSYS platform, a temperature field...

get price

Composite element algorithm for the thermal analysis of ...

2011-5-17  – 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 and three‐dimensional, and there are huge quantities of the cooling pipes in the concrete, the study of efficient and reliable algorithm is crucial. The purpose of this paper is to develop the composite element method ...

get price

Article: Finite element simulation of prevention thermal ...

2019-10-1  Therefore, it is very necessary for the cracking of mass concrete to do the control analysis. Some factors should be considered in mass concrete crack control analysis, mainly including the heat releases model of concrete, the mechanical model to the concrete, the process of temperature

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Mathematical Modeling and Numerical Analysis of Thermal ...

The effect of solar radiation on thermal distribution in thin high arch dams is investigated. The differential equation governing thermal behavior of mass concrete in three-dimensional space is solved applying appropriate boundary conditions. Solar radiation is implemented considering the dam face direction relative to the sun, the slop relative to horizon, the region cloud cover, and the ...

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Measurement and Control Study on the life cycle

2021-1-26  simulations of the temperature field and temperature effect of steel–concrete composite bridge deck systems. In this paper, a simulation method based on a back propagation–long short-term memory (BP-LSTM) network correlation model is proposed to predict the temperature field and temperature effect in a low-cost and highly efficient manner. A

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Prediction Model for Concrete Behavior: Final Report

2015-9-16  time of concrete placement. Temperature-controlled formwork is used to cure the specimen to match field conditions of mass concrete members. These frames are designed to allow fresh concrete to be cast into their formwork, which enables the study of very early-age behavior of concrete mixtures. More than 70 tests have

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

2018-10-21  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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Research on the multi-physics field coupling simulation of ...

2021-6-17  Analysis of the characteristics of each physics field in electrochemical machining. In this study, the blade of a small aero-rotor engine is taken as the research object.

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