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Key technologic problems on underwater shield tunnel

Sun Mou,Tan Zhongsheng

Strategic Study of CAE 2009, Volume 11, Issue 7,   Pages 18-23

Abstract: with some underwater shield tunnels such as Wuhan Changjiang tunnel, the determination of reasonable coverthickness, the shield type and key parameter selection are analyzed.

Keywords： underwater tunnel     shield     cover thickness     type selection     key construction technology    

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Effects of sheet thickness and material on the mechanical properties of flat clinched joint

Chao CHEN, Huiyang ZHANG, Shengdun ZHAO, Xiaoqiang REN

Frontiers of Mechanical Engineering 2021, Volume 16, Issue 2,   Pages 410-419 doi: 10.1007/s11465-020-0618-y

Abstract: In this paper, the effects of sheet thickness and material on the mechanical properties of the clinchedAl1060 and Al2024 sheets with 2 mm thickness were employed to develop the clinched joint by using differentsheets with 2.5- and 1.5-mm thicknesses were used to produce the clinched joint by using different thicknessThe flat clinching process has a great potential in joining dissimilar and various thickness materials

Keywords： clinched joint     flat clinching process     thickness configuration     material configuration     mechanical property    

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Evaluating effect of chloride attack and concrete cover on the probability of corrosion

Sanjeev Kumar VERMA, Sudhir Singh BHADAURIA, Saleem AKHTAR

Frontiers of Structural and Civil Engineering 2013, Volume 7, Issue 4,   Pages 379-390 doi: 10.1007/s11709-013-0223-9

Abstract: compressive strength on the chloride content and penetration, also evaluates the effect of concrete cover

Keywords： concrete     chloride     reinforcement     corrosion     deterioration     cover    

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Independent cover meshless particle method for complex geotechnical engineering

Jianqiu WU, Yongchang CAI

Frontiers of Structural and Civil Engineering 2018, Volume 12, Issue 4,   Pages 515-526 doi: 10.1007/s11709-017-0428-4

Abstract: A new Independent Cover Meshless Particle (ICMP) method is proposed for the analysis of complex geotechnicalIn the ICMP method, the independent rectangular cover regardless of the shape of the analysis model isthe general polynomial is employed as the meshless interpolation function of the independent nodal cover

Keywords： meshless method     particle method     independent cover     CTM     geotechnical engineering    

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Industrial development and land use/cover change and their effects on local environment: a case study

Yurui LI, Hualou LONG, Yansui LIU

Frontiers of Environmental Science & Engineering 2010, Volume 4, Issue 4,   Pages 438-448 doi: 10.1007/s11783-010-0273-3

Abstract: The interactions among industrial development, land use/cover change (LUCC), and environmental effectsBesides industrial development and rapid urbanization, land use/cover in Changshu had changed drastically

Keywords： industrial development     land use/cover change (LUCC)     driving forces     environmental effects     ecosystem services    

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Effect of land use and land cover change on soil erosion and the spatio-temporal variation in Liupan

Bin QUAN, M. J. M. R?MKENS, Rui LI, Fang WANG, Jie CHEN

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 4,   Pages 564-572 doi: 10.1007/s11783-011-0348-9

Abstract: To present the relationship between land use/cover change and spatio-temporal variation of soil erosionAlso, soil erosion in response to land use and land cover change were quantified and analyzed using dataSoil erosion was severe on grassland with a moderate or low grass cover and on dry land.

Keywords： land use/land cover change     soil erosion     geographical information system     remote sensing     Liupan Mountain    

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Research on depth of earth cover for shield tunnel anti-buoyancy security

Liu Xueyan,Yuan Dajun and Jiang Xi

Strategic Study of CAE 2015, Volume 17, Issue 1,   Pages 88-95

Abstract:

The depth of earth cover for tunnel anti-buoyancy security during construction and operation was analyzedThe formula of depth of earth cover for anti-buoyancy security of tunnel during construction was givenThe weight of earth cover for tunnel was suggested to consider as unique factor for tunnel security duringAnd it also provided theoretical foundation for the set depth of earth cover for anti-buoyancy security

Keywords： anti-buoyancy security； tunnel construction period； tunnel operation period； depth of earth cover    

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Lamellar thickness transition of melt-crystallized polybuten-1 tetragonal phase: configurational change

Motoi YAMASHITA

Frontiers of Chemical Science and Engineering 2009, Volume 3, Issue 1,   Pages 26-32 doi: 10.1007/s11705-009-0002-2

Abstract: Lamellar crystal thickness of isotactic polybutene-1 ( -PB1) have been investigated for crystallizationThe crystal thickness demonstrates two linear dependences on inverse supercooling and a transition

Keywords： isotactic polybutene-1     tetragonal phase     crystal thickness     melt growth     chain folding     small angle X-ray    

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Land use/cover change effects on floods with different return periods: a case study of Beijing, China

Yueling WANG, Xiaoliu YANG

Frontiers of Environmental Science & Engineering 2013, Volume 7, Issue 5,   Pages 769-776 doi: 10.1007/s11783-013-0542-z

Abstract: In this study, an approach integrating digital land use/cover change (LUCC) analysis, hydraulic modeling

Keywords： inundation extent     flood arrival time     maximum water depth     shallow flow model    

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Modeling of the minimum cutting thickness in micro cutting with consideration of the friction around

Tianfeng ZHOU, Ying WANG, Benshuai RUAN, Zhiqiang LIANG, Xibin WANG

Frontiers of Mechanical Engineering 2020, Volume 15, Issue 1,   Pages 81-88 doi: 10.1007/s11465-019-0561-y

Abstract: modeling between the tool and the workpiece plays an important role in predicting the minimum cutting thicknessand clearance faces of the tool; and predict the stagnation point location and the minimum cutting thicknessapplied to calculate the stagnation point location on the edge face and predict the minimum cutting thicknessThe stagnation point and the minimum cutting thickness are also observed and illustrated in the FEM simulationcutting experiments are conducted to validate the accuracy of the friction and the minimum cutting thickness

Keywords： tool friction     minimum cutting thickness     finite element method     tool edge radius     micro cutting    

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Numerical simulation of compaction parameters for sand-filled embankment using large thickness sand filling

Wentao WANG, Chongzhi TU, Rong LUO

Frontiers of Structural and Civil Engineering 2018, Volume 12, Issue 4,   Pages 568-576 doi: 10.1007/s11709-017-0444-4

Abstract: a new technique of highway sand embankment filling in Jianghan Plain district, which can raise the thicknessThe simulation results indicate that the sand-filled layer thickness of 70 cm is suitable for the new

Keywords： sand embankment     compaction in large thickness     numerical simulation     small size vibratory roller     steady    

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Determining the optimum economic insulation thickness of double pipes buried in the soil for district

Fating LI, Pengfei JIE, Zhou FANG, Zhimei WEN

Frontiers in Energy 2021, Volume 15, Issue 1,   Pages 170-185 doi: 10.1007/s11708-020-0680-5

Abstract: The insulation thickness (IT) of double pipes buried in the soil (DPBIS) for district heating (DH) systemsAn optimization model to obtain the optimum insulation thickness (OIT) and minimum annual total cost

Keywords： double pipes     optimization model     optimum insulation thickness     minimum annual total cost    

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Genome-wide association study of the backfat thickness trait in two pig populations

Dandan ZHU,Xiaolei LIU,Rothschild MAX,Zhiwu ZHANG,Shuhong ZHAO,Bin FAN

Frontiers of Agricultural Science and Engineering 2014, Volume 1, Issue 2,   Pages 91-95 doi: 10.15302/J-FASE-2014005

Abstract: Backfat thickness is a good predictor of carcass lean content, an economically important trait, and aIn this study, the candidate genes and genomic regions associated with the tenth rib backfat thicknessThe results indicated that genetic mechanism regulating backfat thickness is complex, and that genome-wide

Keywords： backfat thickness     SNP chip     genome-wide association study     compressed mixed linear model     pig    

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Time of flight improved thermally grown oxide thickness measurement with terahertz spectroscopy

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 4, doi: 10.1007/s11465-022-0705-3

Abstract: nondestructive testing technique, terahertz time-domain spectroscopy technology is commonly used to measure the thicknessthermally grown oxide (TGO) reflective wave leads to the measurement failure of natural growth TGO whose thicknessTo detect and monitor TGO in the emergence stage, a time of flight (TOF) improved TGO thickness measurementinvestigation on propagation characteristics of terahertz shows the linear relationship between TGO thicknessThus, the TGO thickness could be obtained efficiently from the TOF increment of the monitor area with

Keywords： thermal barrier coatings     thermally grown oxide     terahertz spectroscopy     time of flight    

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Optimizing environmental insulation thickness of buildings with CHP-based district heating system based

Yumei ZHANG, Pengfei JIE, Chunhua LIU, Jing LI

Frontiers in Energy 2022, Volume 16, Issue 4,   Pages 613-628 doi: 10.1007/s11708-020-0700-5

Abstract: The increase of insulation thickness (IT) results in the decrease of the heat demand and heat mediumA mathematical model on the optimum environmental insulation thickness (OEIT) for minimizing the annual

Keywords： optimum environmental insulation thickness     heat medium temperature     energy grade     extracted heat     exhaust    

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Title Author Date Type Operation

Key technologic problems on underwater shield tunnel

Sun Mou,Tan Zhongsheng

Journal Article

Effects of sheet thickness and material on the mechanical properties of flat clinched joint

Chao CHEN, Huiyang ZHANG, Shengdun ZHAO, Xiaoqiang REN

Journal Article

Evaluating effect of chloride attack and concrete cover on the probability of corrosion

Sanjeev Kumar VERMA, Sudhir Singh BHADAURIA, Saleem AKHTAR

Journal Article

Independent cover meshless particle method for complex geotechnical engineering

Jianqiu WU, Yongchang CAI

Journal Article

Industrial development and land use/cover change and their effects on local environment: a case study

Yurui LI, Hualou LONG, Yansui LIU

Journal Article

Effect of land use and land cover change on soil erosion and the spatio-temporal variation in Liupan

Bin QUAN, M. J. M. R?MKENS, Rui LI, Fang WANG, Jie CHEN

Journal Article

Research on depth of earth cover for shield tunnel anti-buoyancy security

Liu Xueyan,Yuan Dajun and Jiang Xi

Journal Article

Lamellar thickness transition of melt-crystallized polybuten-1 tetragonal phase: configurational change

Motoi YAMASHITA

Journal Article

Land use/cover change effects on floods with different return periods: a case study of Beijing, China

Yueling WANG, Xiaoliu YANG

Journal Article

Modeling of the minimum cutting thickness in micro cutting with consideration of the friction around

Tianfeng ZHOU, Ying WANG, Benshuai RUAN, Zhiqiang LIANG, Xibin WANG

Journal Article

Numerical simulation of compaction parameters for sand-filled embankment using large thickness sand filling

Wentao WANG, Chongzhi TU, Rong LUO

Journal Article

Determining the optimum economic insulation thickness of double pipes buried in the soil for district

Fating LI, Pengfei JIE, Zhou FANG, Zhimei WEN

Journal Article

Genome-wide association study of the backfat thickness trait in two pig populations

Dandan ZHU,Xiaolei LIU,Rothschild MAX,Zhiwu ZHANG,Shuhong ZHAO,Bin FAN

Journal Article

Time of flight improved thermally grown oxide thickness measurement with terahertz spectroscopy

Journal Article

Optimizing environmental insulation thickness of buildings with CHP-based district heating system based

Yumei ZHANG, Pengfei JIE, Chunhua LIU, Jing LI

Journal Article