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Updated: Jun 15, 2025

Detecting the Water-soluble Chloride Distribution of Cement Paste in a High-precision Way

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Published on: November 21, 2017

影响研磨助剂-含-PCE兼容性的参数的实验和建模评估:CRA,MARS和AOMA-ANN方法

Yahya Kaya¹, Hasan Tahsin Öztürk², Veysel Kobya¹

¹Department of Civil Engineering, Bursa Uludag University, 16059 Bursa, Turkey.

|June 13, 2025

概括

研究了基于聚碳酸乙烯的降水添加剂 (PCE) 与水泥中的研磨辅助剂 (GA) 的兼容性. 大多数研磨辅助器对流量产生负面影响,但先进的建模准确地预测了性能.

科学领域:

材料科学材料科学材料科学
化学工程是化学工程的重要组成部分.
土木工程土木工程是指土木工程.

背景情况:

基于聚碳酸乙烯的降水添加剂 (PCE) 对水泥材料至关重要.
研磨辅助剂 (GA) 在水泥生产中使用,但它们与PCE的相互作用尚未完全理解.
优化水泥性能需要了解PCE和各种GA类型和剂量之间的兼容性.

研究的目的:

研究PCE与含有不同类型和剂量的GA的水泥的兼容性.
为了比较水泥糊的流量性能,使用Marsh funnel和mini-slump测试.
开发和评估用于预测水泥糊流动行为的先进模型.

主要方法:

准备了203种混凝土糊混合物,其中有7种GA类型和1种PCE类型,剂量不同.
测量了Marsh漏斗流量时间和迷你沉降值.
应用经典回归分析 (CRA),多变量自适应回归 (MARS) 和人工神经网络 (AOMA-ANN),包括新的AOMA-ANN (AIP) 和AOMA-ANN (ONIP) 方法.

主要成果:

增加GA利用率通常会降低流量性能,除了基于三甲胺 (TEA) 的GA外,其流量最差.
AOMA-ANN (ONIP) 在模拟马什漏斗流量时间和迷你沉降时表现出卓越的性能.
流量建模的关键参数包括子残留物,GA密度,GA pH和PCE剂量.

结论:

GA的类型和剂量显著影响与PCE的兼容性和水泥流量特性.
先进的建模,特别是AOMA-ANN (ONIP),可以准确地预测水泥的风湿学.
了解这些相互作用对于优化水泥添加剂配方和性能至关重要.

关键词:

一个年龄,一个年龄.艾奥马-安恩 (AOMA-ANN) 是一个在CRA中,CRA是CRA.火星是火星的星球沼泽漏斗流量时间混凝土减水添加剂的兼容性研磨辅助器研磨辅助器研磨辅助器研磨辅助器

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