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Design and analyses of open-ended pipe piles in cohesionless soils

Yuan GUO,Xiong (Bill) YU

Frontiers of Structural and Civil Engineering 2016, Volume 10, Issue 1,   Pages 22-29 doi: 10.1007/s11709-016-0314-5

Abstract: Large open-ended pipe pile has been found to be advantageous for use in transportation projects.To close this practice gap, this paper first summarized different design methods for open-ended pipepiles in sandy soils.results show that the arching effect significantly increases the internal unit shear resistance along pipepiles.

Keywords： open-ended pipe pile     soil plug     DEM     base capacity    

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Fictitious soil pile model for dynamic analysis of pipe piles under high-strain conditions

Frontiers of Structural and Civil Engineering   Pages 915-934 doi: 10.1007/s11709-023-0907-8

Abstract: A fictitious soil pile (FSP) model is developed to simulate the behavior of pipe piles with soil plugsthe predictions of the proposed model and conventional numerical models, as well as measurements for pipepiles in field tests subjected to impact loading, validate the accuracy of the proposed model.Finally, the effective length of the FSP is proposed to approximate the affected soil zone below the pipe

Keywords： fictitious soil pile     soil plug     pipe piles     high-strain dynamic analysis     one-dimensional wave theory    

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Probabilistic analysis of secant piles with random geometric imperfections

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 3,   Pages 682-695 doi: 10.1007/s11709-021-0703-2

Abstract: The failure to achieve minimum design overlap between secant piles compromises the ability of a structureAn ultrasonic cross-hole test was performed during the construction of secant piles in a launching shaftinfluence of different design parameters on the probability density functions of the overlap of secant piles

Keywords： secant piles     ultrasonic cross-hole testing     probabilistic analysis     reliability-based design     random    

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Major applications of heat pipe and its advances coupled with sorption system: a review

Yang YU, Guoliang AN, Liwei WANG

Frontiers in Energy 2019, Volume 13, Issue 1,   Pages 172-184 doi: 10.1007/s11708-019-0610-6

Abstract: Heat pipe utilizes continuous phase change process within a small temperature drop to achieve high thermalIn addition to some typical applications of thermal control and heat recovery, the heat pipe technologyThis paper presents an overview of the emerging working fluids, the major applications of heat pipe,and the advances in heat pipe type sorption system.Besides, the ongoing and perspectives of the solid sorption heat pipe are presented, expecting to serve

Keywords： heat pipe     sorption system     heat transfer     solid sorption heat pipe    

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Displacement and force analyses of piles in the pile-caisson composite structure under eccentric inclined

Frontiers of Structural and Civil Engineering doi: 10.1007/s11709-023-0957-y

Abstract: This study aims to investigate the displacement and force behavior of piles in a pile-caisson compositeinfluence of the groundwater level on the stability of the caisson was much greater than that of the piles

Keywords： composite structure     piles     foundation     suspension bridge     1g model test     finite-element analysis    

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Effects of inner sleeves on the inner frictional resistance of open-ended piles driven into sand

Janaka J. KUMARA,Yoshiaki KIKUCHI,Takashi KURASHINA,Takahiro YAJIMA

Frontiers of Structural and Civil Engineering 2016, Volume 10, Issue 4,   Pages 499-505 doi: 10.1007/s11709-016-0335-0

Abstract: In open-ended piles, inner friction is developed between inner pile shaft and the inner soil.which is influenced by many factors including pile diameter, relative density and end conditions of pilesThe experiments were conducted on a medium-dense sandy ground using laboratory-scale piles.It was observed that the piles penetrated under partially-plugged or unplugged state.sleeved piles.

Keywords： bearing capacity     inner frictional resistance     inner sleeve     open-ended piles     soil plugging    

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Group-based multiple pipe routing method for aero-engine focusing on parallel layout

Frontiers of Mechanical Engineering 2021, Volume 16, Issue 4,   Pages 798-813 doi: 10.1007/s11465-021-0645-3

Abstract: External pipe routing for aero-engine in limited three-dimensional space is a typical nondeterministiclayout of pipes plays an important role in improving the utilization of layout space, facilitating pipeThis paper presents an automatic multiple pipe routing method for aero-engine that focuses on parallelBased on these rough paths, the information of pipe grouping and sequencing are obtained according todifferential evolution algorithm, which adopts the coevolutionary strategy, is used to solve multiple pipe

Keywords： multiple pipe routing     optimization algorithm     aero-engine     pipe grouping     parallel layout    

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A simplified method for investigating the bending behavior of piles supporting embankments on soft ground

Frontiers of Structural and Civil Engineering   Pages 1021-1032 doi: 10.1007/s11709-023-0952-3

Abstract: In recent years, concrete and reinforced concrete piles have been widely used to stabilize soft grounddeformation mechanism and Poulos’ solution for pile–soil interaction to investigate the bending behavior of pilesThe results reveal that there are three possible bending failure scenarios for such piles: at the interfaceIn addition, floating piles that are not embedded exhibit an overturning pattern of movement in the softground layer, and a potential failure is located in the upper part of these piles.

Keywords： bending behavior     pile     embankment     soil−structure interaction     failure mode    

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Analysis of effect of different construction methods of piles on the end effect on skin friction of piles

ZHOU Hongbo, CHEN Zhuchang

Frontiers of Structural and Civil Engineering 2007, Volume 1, Issue 4,   Pages 458-463 doi: 10.1007/s11709-007-0062-7

Abstract: The test results of post-grouting piles indicate that the post-grouting technique is an effective way

Keywords： distance     different     concept     additional     bottom    

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A review of nondestructive examination technology for polyethylene pipe in nuclear power plant

Jinyang ZHENG, Yue ZHANG, Dongsheng HOU, Yinkang QIN, Weican GUO, Chuck ZHANG, Jianfeng SHI

Frontiers of Mechanical Engineering 2018, Volume 13, Issue 4,   Pages 535-545 doi: 10.1007/s11465-018-0515-9

Abstract:

Polyethylene (PE) pipe, particularly high-density polyethylene (HDPE) pipe, has been successfullyThough ASME Code Case N755, which is the first code case related to NPP HDPE pipe, requires a thoroughno executable regulations presently exist because of the lack of a feasible NDE technique for HDPE pipeThis work presents a review of current developments in NDE technology for both HDPE pipe in NPP withcategory, phased array ultrasonic technique is proven effective for inspecting typical defects in HDPE pipe

Keywords： polyethylene pipe     nuclear power plant     ultrasonic inspection     nondestructive testing     safety assessment    

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Calculation method of load distribution on pipe threaded connections under tension load

Shoujun CHEN, Lianxin GAO, Qi AN

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 2,   Pages 241-248 doi: 10.1007/s11465-011-0219-x

Abstract:

This paper presents a new calculation method that can calculate the load distribution on pipe threadedBy applying the new method on the sample of P-110S pipe threaded connection, the obtained results show

Keywords： load distribution     calculation method     pipe threaded connections     tension load    

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NC flame pipe cutting machine tool based on open architecture CNC system

Xiaogen NIE, Yanbing LIU

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 2,   Pages 147-152 doi: 10.1007/s11465-009-0025-x

Abstract: Based on the analysis of the principle and flame movement of a pipe cutting machine tool, a retrofitNC flame pipe cutting machine tool (NFPCM) that can meet the demands of cutting various pipes is proposed

Keywords： flame pipe cutting     flame incision tracks     CNC     open architecture CNC system    

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Centrifuge model test on dynamic behavior of group-pile foundation with inclined piles and its numerical

ZHANG Feng, OKAWA Katsunori, KIMURA Makoto

Frontiers of Structural and Civil Engineering 2008, Volume 2, Issue 3,   Pages 233-241 doi: 10.1007/s11709-008-0033-7

Abstract: In this paper, dynamic behavior of a group-pile foundation with inclined piles in loose sand has beenalso simulated with elastoplastic dynamic finite element method, in which, not only sectional force of piles, stress of ground, but also deformation of piles are calculated using a three-dimensional elastoplasticDifferent types of piles, vertical pile or inclined pile, are considered in order to verify the differentcharacteristics of a group pile foundation with inclined piles.

Keywords： centrifuge     Different     three-dimensional elastoplastic     calculation     inclined    

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Branch-pipe-routing approach for ships using improved genetic algorithm

Haiteng SUI,Wentie NIU

Frontiers of Mechanical Engineering 2016, Volume 11, Issue 3,   Pages 316-323 doi: 10.1007/s11465-016-0384-z

Abstract:

Branch-pipe routing plays fundamental and critical roles in ship-pipe design.The branch-pipe-routing problem is a complex combinatorial optimization problem and is thus difficultBranch pipes in layout space are regarded as a combination of several two-point pipes, and the pipe route

Keywords： branch pipe     ship industry     piping system     optimization algorithm    

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Assessment of glass fiber-reinforced polyester pipe powder in soil improvement

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 3,   Pages 742-753 doi: 10.1007/s11709-021-0732-x

Abstract: This study investigates the use of glass fiber-reinforced polyester (GRP) pipe powder (PP) for improving

Keywords： shallow foundation     sandy soil     bearing capacity     soil improvement     pipe powder    

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Title Author Date Type Operation

Design and analyses of open-ended pipe piles in cohesionless soils

Yuan GUO,Xiong (Bill) YU

Journal Article

Fictitious soil pile model for dynamic analysis of pipe piles under high-strain conditions

Journal Article

Probabilistic analysis of secant piles with random geometric imperfections

Journal Article

Major applications of heat pipe and its advances coupled with sorption system: a review

Yang YU, Guoliang AN, Liwei WANG

Journal Article

Displacement and force analyses of piles in the pile-caisson composite structure under eccentric inclined

Journal Article

Effects of inner sleeves on the inner frictional resistance of open-ended piles driven into sand

Janaka J. KUMARA,Yoshiaki KIKUCHI,Takashi KURASHINA,Takahiro YAJIMA

Journal Article

Group-based multiple pipe routing method for aero-engine focusing on parallel layout

Journal Article

A simplified method for investigating the bending behavior of piles supporting embankments on soft ground

Journal Article

Analysis of effect of different construction methods of piles on the end effect on skin friction of piles

ZHOU Hongbo, CHEN Zhuchang

Journal Article

A review of nondestructive examination technology for polyethylene pipe in nuclear power plant

Jinyang ZHENG, Yue ZHANG, Dongsheng HOU, Yinkang QIN, Weican GUO, Chuck ZHANG, Jianfeng SHI

Journal Article

Calculation method of load distribution on pipe threaded connections under tension load

Shoujun CHEN, Lianxin GAO, Qi AN

Journal Article

NC flame pipe cutting machine tool based on open architecture CNC system

Xiaogen NIE, Yanbing LIU

Journal Article

Centrifuge model test on dynamic behavior of group-pile foundation with inclined piles and its numerical

ZHANG Feng, OKAWA Katsunori, KIMURA Makoto

Journal Article

Branch-pipe-routing approach for ships using improved genetic algorithm

Haiteng SUI,Wentie NIU

Journal Article

Assessment of glass fiber-reinforced polyester pipe powder in soil improvement

Journal Article