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Project supported by the Guangdong Basic and Applied Basic Research Foundation of China(Nos.2022A1515010801 and 2023A1515012641);the Shenzhen Science and Technology Program of China(Nos.JCYJ20220818102409020 and GXWD20220811165158003)。
The transient and static anti-plane problem of a rigid line inclusion pulled out from an elastic medium is studied.The singular integral equation method is used to solve the stress field.Under the static load,the stre...
A rockbolt acting in the rock mass is subjected to the combined action of the pull-out load and confining pressure, and the bond quality of the rockbolt directly affects the stability of the roadway and cavern. Theref...
supported by Xi’an University of Architecture and Technology(Grant No.002/2040221134).
In engineering,connections between components are often weak areas.Unreasonable connection methods can easily reduce the strength of components,resulting in unpredictable failure modes.In nature,numerous connection me...
financially supported by the National Natural Science Foundation of China(Grant No.51878233);the Fundamental Research Funds for the Central Universities(No.JZ2021HGTA0164);the Key Research and Development Project of Anhui Province,China(No.202104a07020022);from Anhui Provincial Natural Science Foundation(No.2208085QE172).
In this study,a novel diagonally inserted bar-type basalt fiber reinforced polymer(BFRP)connector was proposed,aiming to achieve both construction convenience and partially composite behavior in precast concrete sandw...
The subsea anchor piles of offshore wind power floating platform structures are mainly subjected to uplift and horizontal loads, and this paper focuses on the case of horizontal loads. A three-dimensional numerical si...
This work is funded by the National Science Foundation of China(Grant Nos.U1906208,52104157,51904056 and 51874069);and the Fundamental Research Funds for the Central Universities of China(Grant Nos.N2101028 and N2101015).
The axial loading in rockbolts changes due to stress redistribution and rheology in the country rock mass.Such a change may lead to debonding at rockbolt to grout interface or rupture of the rockbolt.In this study,bas...
Projects(51925402,U1710258,52004172)supported by the National Natural Science Foundation of China;Project(20201102004)supported by the Science and Technology Department of Shanxi Province,China。
Due to the influence of mining disturbance stress,it is of great significance to better understand the bearing characteristics of fully grouted bolts under different pull-out loading rates.For this purpose,a series of...
The National Natural Science Foundation of China(No.51778485).
The mixed model of improved exponential and power function and unequal interval gray GM(1,1)model have poor accuracy in predicting the maximum pull-out load of anchor bolts.An optimal combination model was derived usi...
The National Key Research and Development Project(2018YFC1504801);the National Nature Science Foundation of China(41272285);the Transportation Technology Key Project of Shandong Province(JHLYDKY2).
The present study examines the working conditions of fully grouted bolts used for the construction and expansion of high slopes.On the basis of a pull out destructive test,the work load and the ultimate load are obtai...