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码头升级改造中土压力计算模式分析

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方块码头升级改造对原方块前新增回填土压力计算提出新的挑战.以尼日利亚某港口方块码头升级改造工程为例,探究将原方块码头前方回填砂土压力作为贮仓压力的计算模式,并对比分析国标、欧标和OCDI规范在贮仓压力计算模式及国标土压力计算模式上的异同.结果表明,贮仓压力计算模式的结果大于土压力计算模式,国标和欧标的贮仓压力模式类似,结果基本一致,OCDI规范计算模式虽简单,但计算结果较大;基于Plaxis 2D有限元计算软件的结果介于OCDI规范与国标、欧标之间,但与国标、欧标差异更小,因此认为国标、欧标计算模式更加合理.
Calculation mode of soil pressure in upgradation and reconstruction of wharf
In upgradation and reconstruction of the block wharf,new challenges are proposed in calculating the pressure of the newly added backfill soil in front of the original block.Taking the upgradation and reconstruction project of a block wharf in Nigeria as an example,we explore the calculation mode of using the backfill sand soil pressure in front of the original block wharf as silo pressure,and compare and analyze the calculation mode of silo pressure in Chinese standard,European standard,and OCDI specification,and the calculation mode of soil pressure in Chinese standard.The results show that the results of silo pressure calculation model are greater than those of the soil pressure calculation model.Silo pressure modes in the Chinese and European standards are similar,and the results are basically consistent.The calculation model of OCDI specification is simple,and the calculation results are larger.Based on Plaxis 2D finite element calculation software,the results are between OCDI specification,the Chinese and European standards,but there is less difference with the Chinese and European standards.It is believed that the calculation modes in Chinese and European standards are more reasonable.

upgradation and reconstruction of wharfsilo pressurecomparison of standard calculation

邹建强、徐明磊

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中交第四航务工程勘察设计院有限公司,广东 广州 510290

码头升级改造 贮仓压力 规范计算对比

2024

水运工程
中交水运规划设计院有限公司

水运工程

CSTPCD
影响因子:0.428
ISSN:1002-4972
年,卷(期):2024.(8)
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