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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 parallelimproved differential evolution algorithm, which adopts the coevolutionary strategy, is used to solve multiplepipe layout optimization problem.

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

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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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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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Enhanced solution representations for vehicle routing problems with split deliveries

Frontiers of Engineering Management   Pages 483-498 doi: 10.1007/s42524-023-0259-z

Abstract: In this study, we investigate a forest-based solution representation for split delivery vehicle routingproblems (SDVRPs), which have several practical applications and are among the most difficult vehicle routing

Keywords： vehicle routing     multidepot     time windows     tabu search     split delivery    

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Research and Realization of IP Multicast Routing Protocol

Li Wei

Strategic Study of CAE 2002, Volume 4, Issue 1,   Pages 82-88

Abstract: Then it summaries the fundamentals of IP multicasting and multicast routing protocols.In this scheme each source registers and sends data packets toward multiple rendezvous points (RPs) but

Keywords： protocol independent multicast-sparse mode (PIM-SM)     multiple rendezvous     point (RPs)     multicast    

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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 piperesults show that the arching effect significantly increases the internal unit shear resistance along pipe

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

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A review on the electric vehicle routing problems: Variants and algorithms

Hu QIN , Xinxin SU, Teng REN, Zhixing LUO

Frontiers of Engineering Management 2021, Volume 8, Issue 3,   Pages 370-389 doi: 10.1007/s42524-021-0157-1

Abstract: electric vehicles (EVs) have been considered in a growing number of models and methods for vehicle routingThis study presents a comprehensive survey of EV routing problems and their many variants.We only consider the problems in which each vehicle may visit multiple vertices and be recharged duringElectric traveling salesman problem, green VRP, electric VRP, mixed electric VRP, electric location routing

Keywords： electric vehicles     routing     recharging stations     exact algorithms     metaheuristics    

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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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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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Dynamic prediction of moving trajectory in pipe jacking: GRU-based deep learning framework

Frontiers of Structural and Civil Engineering   Pages 994-1010 doi: 10.1007/s11709-023-0942-5

Abstract: The moving trajectory of the pipe-jacking machine (PJM), which primarily determines the end quality ofTo verify the performance of the proposed framework, a case study of a large pipe-jacking project inthat the proposed framework can dynamically and precisely predict the PJM moving trajectory during the pipe-jackingcontrol and serve as a foundation for the application of deep learning in the automatic control of pipe

Keywords： dynamic prediction     moving trajectory     pipe jacking     GRU     deep learning    

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Dynamical Fast IP-Routing Lookup Algorithm

Liu Yalin

Strategic Study of CAE 2002, Volume 4, Issue 7,   Pages 60-68

Abstract:

This paper proposes a dynamical fast IP-routing lookup algorithm (DFR).

Keywords： prefix expansion     dynamical fast IP-routing lookup algorithm (DFR)     route     route lookup    

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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 pipeFinally, 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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Diagnosis of sewer pipe defects on image recognition of multi-features and support vector machine in

Xiangyang Ye, Jian’e Zuo, Ruohan Li, Yajiao Wang, Lili Gan, Zhonghan Yu, Xiaoqing Hu

Frontiers of Environmental Science & Engineering 2019, Volume 13, Issue 2, doi: 10.1007/s11783-019-1102-y

Abstract:

An image-recognition-based diagnosis system of pipe defect types

1043 practical pipe images were gathered by CCTV

Keywords： Sewer pipe defects     Defect diagnosing     Image recognition     Multi-features extraction     Support vector machine    

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Title Author Date Type Operation

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

Journal Article

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

Haiteng SUI,Wentie NIU

Journal Article

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

Yang YU, Guoliang AN, Liwei WANG

Journal Article

Enhanced solution representations for vehicle routing problems with split deliveries

Journal Article

Research and Realization of IP Multicast Routing Protocol

Li Wei

Journal Article

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

Yuan GUO,Xiong (Bill) YU

Journal Article

A review on the electric vehicle routing problems: Variants and algorithms

Hu QIN , Xinxin SU, Teng REN, Zhixing LUO

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

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

Journal Article

Dynamic prediction of moving trajectory in pipe jacking: GRU-based deep learning framework

Journal Article

Dynamical Fast IP-Routing Lookup Algorithm

Liu Yalin

Journal Article

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

Journal Article

Diagnosis of sewer pipe defects on image recognition of multi-features and support vector machine in

Xiangyang Ye, Jian’e Zuo, Ruohan Li, Yajiao Wang, Lili Gan, Zhonghan Yu, Xiaoqing Hu

Journal Article