Research for Vertical Bearing Characteristics of Top Grouting Jacket Pile Foundation in Clay Foundation [PDF]
, 2023 [Introduction] The top grouting jacket pile foundation is a new type of foundation application for offshore wind power jackets on clay seabed. Since the grouting section can bear some loads, its stress and deformation mechanism is significantly different
Bo LIU, Can ZHENG, Hexing SONG, Lu XU
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Mechanical Properties of Medicago Sativa and Euphorbia Hypericifolia Root-Soil Complex [PDF]
, 2023 [Objective] The effects of soil moisture content and root area ratio on the soil consolidation effect of Medicago sativa and Euphorbia hypericifolia root systems and the interaction mechanism of root-soil were studied in order to provide scientific basis
Hai Long, Tan Shilin, Xu Bo
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城市建设理论研究—市政工程, 2022 GB50017—2003《钢结构设计规范》给出的工字梁抗剪极限承载力计算公式考虑了翼缘对腹板的约束作用，未考虑翼缘自身刚度对抗剪极限承载力的贡献，因而得到结果较为保守。论文针对规范中存在的不足，对高强钢焊接工字梁抗剪极限承载力进行有限元分析，在现有可以考虑翼缘自身刚度对抗剪极限承载力贡献计算式的基础上，根据有限元计算结果建议了高强钢焊接工字梁抗剪极限承载力的计算式。
郭 鹏, 忻 仕超, 程 海宇
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Mechanistic analysis of loess landslide reactivation in northern Shaanxi based on coupled numerical modeling of hydrological processes and stress strain evolution: A case study of the Erzhuangkelandslide in Yan’an [PDF]
, 2023 The Erzhuangke landslide is a typical landslide affected by the rainy season. Rainfall changes the seepage pattern with the pre-existing landslide, weakening matric suction and soil shear strength, leading to the formation of tension cracks internally ...
Hui LIU +5 more
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Mechanical behavior and stability control of regenerated roof in long wall stratified mining of thick steeply dipping coal seam [PDF]
, 2023 This study focused on the stability control of roof in long wall stratified mining of large dip angle thick coal seam. Taking Panbei Coal Mine in Huainan as an example, the effect mechanism of water content, compression ratio and grain size grading on ...
Ke YANG +3 more
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Failure test and strength model of high-porous low-cementitious waste backfilling material [PDF]
, 2023 In order to alleviate the shortage of underground aggregate sources and time cost of vibration and compaction during backfilling, a new type of high-porous low-cementitious waste backfilling material (HPLCM), which was composed of self-compacting slurry ...
Chunyang CUI +5 more
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Shuitu Baochi Xuebao, 2022 为探究土壤风蚀过程中土壤抗剪强度的变化，以河北坝上干扰破坏地表及未干扰破坏地表的典型翻耕农田为研究对象，采用土壤抗剪强度野外原位直剪试验测定了土壤抗剪强度在风蚀事件前后及风蚀季的变化，结合室内试验分析了土壤抗剪强度与土壤干团聚体粒度的关系。结果表明：未受到干扰破坏及受到干扰破坏2种类型农田地表土壤抗剪切强度与作用在土壤表面的法向应力呈正相关关系，土壤抗剪强度随法向应力的增大而增大；土壤抗剪强度变化与风蚀事件的发生密切相关，除2021年4月27，28日风蚀事件后表层土壤受含水率影响外 ...
刘瑞娟 +6 more
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Analysis of the composite mechanical properties of the substructure of a masonry pagoda [PDF]
, 2022 Brick wall tubes, a popular form of ancient masonry pagoda, can be seen as a spatial lateral force resistance system. The masonry of the ancient pagoda is a case of compression and shear developed due to earthquakes.
Jin-xin FAN +3 more
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Research Progress and Prospect Slope Greening in China [PDF]
, 2023 [Objective] The current status and hot trends of slope greening research were studied in order to provide theoretical support and references for subsequent research. [Methods] Professional bibliometric tools CiteSpace and VOSviewer were used to visualize
Guo Xiaoping +5 more
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Shuitu Baochi Xuebao, 2023 为了探究三峡水库消落带根土复合体抗剪性能的影响机制,以狗牙根根土复合体为研究对象,利用三轴试验,定量分析含水率、干湿交替次数以及含根量对根土复合体抗剪性能的影响。结果表明:(1)随着干湿交替次数和含水率的增加,土壤抗剪性能逐渐劣化,含水率13%的根土复合体抗剪强度依次比含水率18%、含水率23%的土壤抗剪强度提高0.12%~14.76%,12.47%~21.14%;经历干湿交替6次与3次的根土复合体抗剪强度比经历1次的降低6.31%~14.71%与2.41%~8.19%。(2 ...
郑晓岚 +4 more
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