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Main dam project concrete temperature control process

A concrete and engineering technology, applied in the field of concrete temperature control technology for the main dam project, can solve the problems of high concrete temperature, cracking, affecting the quality of the dam, etc., and achieve the effect of avoiding excessive temperature

Inactive Publication Date: 2019-10-11
SINOHYDRO ENG BUREAU 4
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Problems solved by technology

[0002] Dam refers to the embankment that cuts off the river, the embankment of the reservoir, the river, etc. In the construction of the main project of the dam, concrete is often used for construction. The quality of the dam is closely related to the quality of the concrete. Concrete is used in the construction of the dam. During the process, cracking often occurs, which affects the quality of the dam. The main reason for the cracking is that the temperature of the concrete is higher than the standard, which leads to cracking of the concrete after pouring, which affects the quality of the dam. A concrete temperature control technology for dam main engineering

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  • Main dam project concrete temperature control process

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Embodiment Construction

[0024] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

[0025] The present invention provides such figure 1 A concrete temperature control process for the main body of the dam is shown, including the following steps:

[0026] S100. Proportioning concrete raw materials according to engineering requirements, and adding admixtures to the concrete raw materials;

[0027] S110. Control the temperature at the outlet, and the control standard is controlled according to the local monthly average air temperature and water tempe...

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Abstract

The invention discloses a main dam project concrete temperature control process. The process comprises the following steps of S100, proportioning concrete raw materials according to project requirements and adding additives in the concrete raw materials; S110, controlling the outlet temperature according to the local monthly average air temperature and water temperature in the project constructionperiod; S120, controlling the concrete placement temperature and casting temperature; S130, reducing the concrete placement temperature and the casting temperature; S140, detecting the recent highesttemperature of the dam construction; and S150, carrying out an initial water cooling measure on the concrete. Through effectively cooling the raw materials of the concrete and detecting the outlet temperature, the concrete placement temperature and the casting temperature in real time, corresponding temperature measures are carried out on the concrete temperature, so that the temperature of the concrete accords with the project standards, thereby effectively avoiding the concrete temperature from being too high to cause the condition of influencing the dam quality.

Description

Technical field: [0001] The invention relates to the field of concrete temperature control technology, in particular to a concrete temperature control technology for a dam main body project. Background technique: [0002] Dam refers to the embankment that cuts off the river, the embankment of the reservoir, the river, etc. In the construction of the main project of the dam, concrete is often used for construction. The quality of the dam is closely related to the quality of the concrete. Concrete is used in the construction of the dam. During the process, cracking often occurs, which affects the quality of the dam. The main reason for the cracking is that the temperature of the concrete is higher than the standard, which leads to cracking of the concrete after pouring, which affects the quality of the dam. The invention discloses a concrete temperature control technology for a main body engineering of a dam. Invention content: [0003] The purpose of the present invention ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E02D15/02E02B7/00
CPCE02D15/02E02B7/00E02D2300/002E02D2250/0023
Inventor 马正斌成毅峰邓宏时永强杨旭东张瑜孙志杰荣卫超丁友为
Owner SINOHYDRO ENG BUREAU 4
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