海域吹填砂层深基坑可回收锚索支护结构受力变形数值模拟研究

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中图分类号：V445 文献标志码：A 文章编号：2095-2945（2025）23-0049-06

Abstract：Forpresure-dispersedrecyclableanchorcablesupportinthedredger-filedsandlayerintheseaarea，Midas GtsNxfiniteelementsoftwarewasusedtoconductrefinedmodelingofthepresure-dispersedanchorcabletostudytheinternal forceanddeformationinfluencecharacteristicsofthesupportstructureduringanchorcableconstructionandrecoveryunder complexgeology.Theresultsshowthat when thepressure-dispersedanchorcableactsonthedredger-filedsandlayer inthe seaarea，thebindingforceoftheholewallrockmassontheslurryisveryweak，theatenuationisslowduringloadtransfer， andthestressuperpositionefectisrelativelyserious.Thesuperimposedstressisthelargestontheunitanchorbodyclosestto theaperture.Themaximum displacementand maximumpositive bending momentof thecast-in-place pileincreasewith the increaseof thenumberofanchorcablerecoverychannels，andtheincreaseisgeting largerandlarger.Recoveringthethird anchorcablehasthegreatestimpactontheverticaldisplacementofthegroundsurface.Thisresearchcanprovidereferenceand reference forthe appicationof pressure-dispersedrecoverable anchor cables inseareclamationandsand formation.

Keywords：pressuredispersionanchorcable;anchorcablerecovery;hydraulicfillsandlayer；numericalanalysis;foundation pit support

可回收锚索相较于传统锚索，以其不超越占地红线，避免产生侵权问题和用地污染，且具有可重复利用的特性，在近年来得到了广泛的应用[-4。（剩余4272字）