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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 newproject with tight construction period is suggested to choose the 12 ton vibration roller for steady compaction

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

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Field investigation of intelligent compaction for hot mix asphalt resurfacing

Wei HU,Xiang SHU,Baoshan HUANG,Mark WOODS

Frontiers of Structural and Civil Engineering 2017, Volume 11, Issue 1,   Pages 47-55 doi: 10.1007/s11709-016-0362-x

Abstract:

Intelligent compaction (IC) is a relatively new technology for asphalt paving industry.established and the parameters derived from it were compared with univariate statistical parameters for the CompactionFurther analyses illustrated the effect of temperature on the CMV value and compaction uniformity.

Keywords： intelligent compaction     compaction meter value (CMV)     semivariogram     multivariate analysis    

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Experimental research on compaction characteristics of aeolian sand

YUAN Yuqing, WANG Xuancang, ZHOU Xin

Frontiers of Structural and Civil Engineering 2008, Volume 2, Issue 4,   Pages 359-365 doi: 10.1007/s11709-008-0053-3

Abstract: Unlike other road materials, aeolian sand has some compaction characteristics that are key factors in, vibrating compaction and field test.Then, from the laboratory compaction test results, a compaction curve similar to the horizontally-writtenMoreover, some field compaction tests were carried out.Its compaction degree reached 96%, meeting the current specifications.
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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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Theory and application of construction simulation for roller compaction of high core rock-fill dam

Zhong Denghua,Zhao Chensheng,Zhang Ping

Strategic Study of CAE 2011, Volume 13, Issue 12,   Pages 28-32

Abstract:

Based on the overall analysis of roller compaction system of high corerock-fill dam, the theory of construction simulation for roller compaction is put forward and the simulationmodel is set up which can actually reflect the uncertainties of the rock-fill dam roller compaction

Keywords： high core rock-fill dam     roller compaction     construction simulation    

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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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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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A study on fatigue damage of asphalt mixture under different compaction using 3D-microstructural characteristics

Jing HU, Pengfei LIU, Bernhard STEINAUER

Frontiers of Structural and Civil Engineering 2017, Volume 11, Issue 3,   Pages 329-337 doi: 10.1007/s11709-017-0407-9

Abstract: this paper is investigating the microstructural characteristics of asphalt mixture under different compactionparticles and air-voids were extracted using Digital Image Processing (DIP), so the relationship between compactioneffective indicator to quantize the complexity of aggregate particles and air-voids; suffering the same compaction

Keywords： asphalt mixture     microstructure     morphology     digital image processing     fatigue damage    

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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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Experimental study on compaction-induced anisotropic mechanical property of rockfill material

Xiangtao ZHANG, Yizhao GAO, Yuan WANG, Yu-zhen YU, Xun SUN

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 1,   Pages 109-123 doi: 10.1007/s11709-021-0693-0

Abstract: complicated, especially for triaxial tests, in which the major principal stress plane intersects with the compactioninvestigated, and the distribution characteristics of particle orientation in specimens prepared via different compactionFor high-density rockfill materials, a set of specimen preparation devices for inclined compaction planes

Keywords： rockfill     inclination of specimen preparation     anisotropy     mechanical property     mechanism    

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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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Intelligent compaction theory of high roller compacted concrete dam

Liu Donghai,Li Bingyang,Cui Bo

Strategic Study of CAE 2011, Volume 13, Issue 12,   Pages 74-79

Abstract:

In the paper, the concept and realization process of intelligent compactionBased on the analysis of real-time compaction index, a multiple regression model of the dam compactnesswas established and a real-time estimation method of compaction quality of the entire work area forroller work parameters was achieved, with the speed, exciting force, the rolling pass and the compacted thicknessmeeting the standard during the entire construction process, and the compaction quality and construction

Keywords： roller compacted concrete（RCC）dam     quality control     intelligent compaction     real-time monitoring     real-time    

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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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The ITZ microstructure, thickness, porosity and its relation with compressive and flexural strength of

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 2,   Pages 191-201 doi: 10.1007/s11709-021-0792-y

Abstract: The importance of cement fineness in ITZ characterizations such as morphology and thickness is elucidatedBy increasing cement fineness by about 25% of, the ITZ thickness of CMSs was reduced by about 30% and

Keywords： cement fineness     interfacial transition zone     compressive and flexural strength    

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Title Author Date Type Operation

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

Wentao WANG, Chongzhi TU, Rong LUO

Journal Article

Field investigation of intelligent compaction for hot mix asphalt resurfacing

Wei HU,Xiang SHU,Baoshan HUANG,Mark WOODS

Journal Article

Experimental research on compaction characteristics of aeolian sand

YUAN Yuqing, WANG Xuancang, ZHOU Xin

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

Theory and application of construction simulation for roller compaction of high core rock-fill dam

Zhong Denghua,Zhao Chensheng,Zhang Ping

Journal Article

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

Motoi YAMASHITA

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

A study on fatigue damage of asphalt mixture under different compaction using 3D-microstructural characteristics

Jing HU, Pengfei LIU, Bernhard STEINAUER

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

Experimental study on compaction-induced anisotropic mechanical property of rockfill material

Xiangtao ZHANG, Yizhao GAO, Yuan WANG, Yu-zhen YU, Xun SUN

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

Intelligent compaction theory of high roller compacted concrete dam

Liu Donghai,Li Bingyang,Cui Bo

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

The ITZ microstructure, thickness, porosity and its relation with compressive and flexural strength of

Journal Article