混凝土配合比設(shè)計在試拌過程中控制要素研究

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摘 要:在混凝土結(jié)構(gòu)中,配合比設(shè)計作為質(zhì)量控制的關(guān)鍵環(huán)節(jié),對混凝土結(jié)構(gòu)的強度和耐久性有著極大的影響。通過對混凝土配合比設(shè)計在試拌過程中控制要素的研究與分析,進(jìn)而提高混凝土結(jié)構(gòu)的質(zhì)量。
關(guān)鍵詞:配合比設(shè)計;混凝土;水灰比
中圖分類號:TU528 文獻(xiàn)標(biāo)志碼:A 文章編號:1003-5168(2022)14-0065-04
DOI:10.19968/j.cnki.hnkj.1003-5168.2022.14.013
Study on Control Factors of Concrete Mix Proportion Design in
the Process of Trial Mixing
HAO Xiangdong1 KONG Lingyu1 SHAO Jinggan1 ZHAO Shunli1 WANG Xinyan2
(1.Henan Jiaoyuan Engineering Technology Group Co.,Ltd., Research and Development Center of Green High Performance Material Application Technology Transportation Industry, Zhengzhou 450046, China;
2. Henan Jianyuan Highway Ancillary Facilities Engineering Co., Ltd.,Xinxiang 453400, China)
Abstract:In the concrete structure, the mix proportion design is the key link of the quality control, which has a great influence on the strength and durability of the concrete structure. Through the research and analysis of the control factors of the concrete mix proportion in the trial mixing process, the quality of the concrete structure is improved.
Keywords: mix proportion design;concrete;water cement ratio
0 引言
混凝土配合比設(shè)計理論有理論質(zhì)量法和絕對體積法,混凝土配合比設(shè)計根據(jù)混凝土的拌合物狀態(tài)分為干硬性混凝土、塑性混凝土、流動性混凝土、大流動性混凝土;根據(jù)其功能特征或施工工藝可以分為抗?jié)B透混凝土、抗凍混凝土、高強度混凝土、泵送混凝土、大體積混凝土等。(剩余3775字)