一种混凝土孔结构参数表征分析方法

By introducing a generalized dimension Dq method for characterizing and analyzing concrete pore structure parameters, the problem of difficulty in characterizing the complexity of concrete pore structure in existing technologies is solved, and a fine characterization of concrete pore diameter distribution is achieved, thereby improving its mechanical and durability properties.

CN119207648BActive Publication Date: 2026-07-17CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP CO LTD +2
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP CO LTD
Filing Date
2024-07-31
Publication Date
2026-07-17

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Abstract

本申请涉及混凝土孔结构参数分析技术领域，更具体地说，它涉及一种混凝土孔结构参数表征分析方法，包括以下步骤：(1)获取混凝土孔径分布数据，将其孔径区间长度L按照二阶缩尺法划分为等间距ε的区间集合，获得的区间数量为N(ε)，N(ε)＝2K，幂值k选值为[0，10]；(2)对每组孔径划分区间i，通过获取的孔径分布数据vi计算获取一个度量值pi(ε)(3)引入函数Dq来定义混凝土局部孔径分布特征。D1为分散指数；H为连通指数；D0‑D10为大孔分布均质指数；D‑10‑D0为小孔分布均质指数。本申请可以解决混凝土孔径分布的内部奇异性以及均质性表征难题。
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