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微型桩加固对粉煤灰地基承载力和沉降性能的影响

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文章通过数值模拟研究垂直加固对粉煤灰地基承载能力的影响,考察不同参数如加固间距、加固元素横向范围和微桩长度对承载能力的影响.实验采用有限元分析,与实验结果进行比较,验证数值模型的可靠性.研究结果表明,垂直加固能显著提高粉煤灰地基的承载能力,加固间距对承载能力有明显的反比影响.
The Influence of Micropile Reinforcement on Bearing Capacity and Settlement Performance of Fly Ash Foundation
The influence of vertical reinforcement on the bearing capacity of fly ash foundation is studied by numer-ical simulation,and the influence of different parameters such as reinforcement spacing,lateral range of reinforce-ment elements and length of micropile on bearing capacity is investigated.Finite element analysis is used to compare with the experimental results to verify the reliability of the numerical model.The research results show that vertical reinforcement can significantly improve the bearing ca-pacity of fly ash foundation,and the reinforcement spacing has a significant inverse influence on the bearing capacity.

micropile reinforcementfly ash foundationbearing capacitysettlement performance

欧阳政、范国杨

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佛山市房建集团有限公司,广东 佛山 528000

微型桩加固 粉煤灰地基 承载力 沉降性能

2024

工程技术研究
广州钢铁企业集团有限公司

工程技术研究

影响因子:0.081
ISSN:2096-2789
年,卷(期):2024.9(18)