A method for evaluating and optimizing grouting reinforcement effect of clay layer based on in-situ hole shear test
By combining in-situ borehole shear tests and indoor comparative tests, the problem of accurate evaluation and parameter optimization of the grouting reinforcement effect of clay layers was solved, and the accurate evaluation and optimized design of the reinforcement effect of clay layers were realized.
CN122409376APending Publication Date: 2026-07-17ZHENGZHOU UNIV
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Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- ZHENGZHOU UNIV
- Filing Date
- 2026-05-16
- Publication Date
- 2026-07-17
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Figure CN122409376A_ABST
Abstract
本发明适用于岩土工程勘察与地基处理技术领域，涉及一种基于原位孔内剪切试验与参数校正的黏土层注浆加固优化与评价方法、介质及终端，包括：S10、在目标黏土层场地进行原位孔内剪切试验，获取不同法向应力下的抗剪强度参数；S20、根据原位试验揭露的土体结构特征，制备室内重塑试样进行对比试验，校正系统参数；S30、依据校正后的本构模型优化注浆配比与施工参数；S40、施工后再次进行原位孔内剪切试验，对比施工前后固结强度与排水时间，定量评价加固效果。本发明流程简单、操作便捷，实现了对黏土层注浆加固效果的精准评价与参数优化，加固效果评价精确度高，可为类似工程提供科学依据。
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