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Theoretical study of failure in composite pressure vessels subjected to low-velocity impact and internalpressure

Roham RAFIEE, Hossein RASHEDI, Shiva REZAEE

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 6,   Pages 1349-1358 doi: 10.1007/s11709-020-0650-3

Abstract: aimed to be developed in this research for predicting the failure in internally pressurized composite pressurevessels exposed to low-velocity impact.For this purpose, layer-wise theory is employed in a composite cylinder under internal pressure and low-velocity

Keywords： composite pressure vessel     low-velocity impact     failure     theoretical solution     progressive damage modeling    

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The investigation of pressure drop in moving-beds

CHEN Yunhua, ZHU Xuedong, WU Yongqiang, ZHU Zibin

Frontiers of Chemical Science and Engineering 2007, Volume 1, Issue 2,   Pages 184-189 doi: 10.1007/s11705-007-0034-4

Abstract: The pressure drop of a cross-flow moving-bed was investigated in a two-dimensional rectangular apparatusThe effects of the particle velocity, the superficial gas velocity, the formation and development ofcavity/raceway and voidage of particles on the pressure drop were investigated experimentally under theparticle velocity.The experimental results show that the particle velocity has little influence on the pressure drop, while

Keywords： development     cross-flow velocity     superficial     qualitative account     stabilization    

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Comparison and harmonization of building wind loading codes among the Asia-Pacific Economies

Yaojun GE, Shuyang CAO, Xinyang JIN

Frontiers of Structural and Civil Engineering 2013, Volume 7, Issue 4,   Pages 402-410 doi: 10.1007/s11709-013-0230-x

Abstract: of wind loading model is given as a famous wind loading chain described by four variables including velocitypressure, exposure factor, pressure coefficient, and gust response factor.

Keywords： wind loading     codification     velocity pressure     exposure factor     pressure coefficient     gust response factor    

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Prediction of the shear wave velocity

Amoroso SARA

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 1,   Pages 83-92 doi: 10.1007/s11709-013-0234-6

Abstract: The paper examines the correlations to obtain rough estimates of the shear wave velocity from non-seismic

Keywords： horizontal stress index     shear wave velocity     flat dilatometer test     cone penetration test    

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Discrete element method modeling of corn-shaped particle flow in rectangular hopper

He TAO, Baosheng JIN, Wenqi ZHONG, Xiaofang WANG,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 2,   Pages 267-275 doi: 10.1007/s11709-010-0035-0

Abstract: The effect of friction coefficient on the wall pressure, voidage and velocity distribution was analyzedshow that the discharge rate decreases with the friction coefficient increasing; and the “over-pressureAnd the velocity distribution is more uniformity and is closer to the mass flow with the friction coefficient

Keywords： #59976         element          method         (DEM)             non-spherical     voidage     pressure     velocity distribution     hopper    

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High velocity impact of metal sphere on thin metallic plate using smooth particle hydrodynamics (SPH)

Hossein ASADI KALAMEH, Arash KARAMALI, Cosmin ANITESCU, Timon RABCZUK

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 2,   Pages 101-110 doi: 10.1007/s11709-012-0160-z

Abstract: The modeling of high velocity impact is an important topic in impact engineering.The goal is to study the most sensitive input parameters (impact velocity and plate thickness) on the

Keywords： smoothed particle hydrodynamics     high velocity impact     sensitivity analysis    

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Experimental study on velocity characteristics of recirculation zone in humid air non-premixed flame

GU Xin, ZANG Shusheng, GE Bing

Frontiers in Energy 2008, Volume 2, Issue 2,   Pages 140-144 doi: 10.1007/s11708-008-0037-y

Abstract: examine the effect of the flow field within the recirculation zone on flame structure, the characteristic velocitydistance of the two stagnation points in humid air combustion shortens, and the minimal dimensionless velocityanalysis of axial minimal velocities on the centerline and their positions under different co-flow air velocityconditions reveals that fuel-to-air velocity ratio is the crucial parameter that governs humid air combustion

Keywords： distance     bluff-body     fuel-to-air velocity     stagnation     parameter    

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definition of metabolic dysfunction-associated fatty liver disease with elevated brachial-ankle pulse wave velocity

Frontiers of Medicine 2022, Volume 16, Issue 5,   Pages 714-722 doi: 10.1007/s11684-021-0888-8

Abstract: non-alcoholic fatty liver disease (NAFLD), with the progression of elevated brachial-ankle pulse wave velocity

Keywords： dysfunction-associated fatty liver disease     non-alcoholic fatty liver disease     fibrosis score     brachial-ankle pulse wave velocity    

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Topology optimization of piezoelectric bi-material actuators with velocity feedback control

Mariana MORETTI, Emílio C. N. SILVA

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 2,   Pages 190-200 doi: 10.1007/s11465-019-0537-y

Abstract: by two piezo-ceramic layers that act as a sensor and an actuator coupled with a constant gain active velocityAVFC, provided by the piezoelectric layers, affects the structural damping of the system through the velocity

Keywords： topology optimization method     bi-material piezoactuator     active velocity feedback control     time-domain transient    

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seismic liquefaction and performing parametric sensitivity analysis: Considering cumulative absolute velocity

Nima PIRHADI, Xiaowei TANG, Qing YANG, Afshin ASADI, Hazem Samih MOHAMED

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 2,   Pages 506-519 doi: 10.1007/s11709-021-0677-0

Abstract: Among all earthquake parameters, the standardized cumulative absolute velocity ( ) exhibits the largestcorrelation with increasing pore water pressure and liquefaction.

Keywords： lateral spreading displacement     cumulative absolute velocity     fine content     artificial neural network     sensitivity    

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Several Theoretical Problems in Faster-than-Light Research

Huang Zhixun,Geng Tianming

Strategic Study of CAE 2007, Volume 9, Issue 4,   Pages 6-17

Abstract: style="text-align: justify;">In the early stage of the universe, during the hadronic era, the light velocityThis implies that light velocity has been decreasing in time slowly, from v down to the present valueThis paper also discusses some problems of faster-than-light research profoundly, such as the velocitydefinition of the microscopic particles, the velocity of gravitation, the interaction speed of the quantum-entangle-state

Keywords： variable light velocity     faster-than-light     velocity of microscopic particles     velocity ofgravitation     interaction    

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Accounting for the uncertainties in the estimation of average shear wave velocity using – correlations

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 5,   Pages 1199-1208 doi: 10.1007/s11709-021-0749-1

Abstract: Shear wave velocity ( V S) is a key parameter in such analysis, although the economyFurther, the average shear wave velocity of the top 30 m soil cover ( V S30) is estimated

Keywords： uncertainties     V S– N correlations     V S30     SPT data     statistical methodology    

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Deviation correction strategy for the earth pressure balance shield based on shield–soil interactions

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 2, doi: 10.1007/s11465-022-0676-4

Abstract: decision-making approach for the deviation correction trajectory and posture rectification load for an earth pressure

Keywords： additional position change     deviation correction trajectory     earth pressure balance shield     mechanical    

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Ballistic behavior of plain and reinforced concrete slabs under high velocity impact

Chahmi OUCIF, Luthfi Muhammad MAULUDIN, Farid Abed

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 2,   Pages 299-310 doi: 10.1007/s11709-019-0588-5

Abstract: This work presents a numerical simulation of ballistic penetration and high velocity impact behavior

Keywords： Johnson-Holmquist-2     Johnson-Cook     reinforced concrete     damage     impact loads    

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Velocity gradient elasticity for nonlinear vibration of carbon nanotube resonators

Hamid M. SEDIGHI, Hassen M. OUAKAD

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 6,   Pages 1520-1530 doi: 10.1007/s11709-020-0672-x

Abstract: We undertake two models to capture the nanostructure nonlocal size effects: the strain and the velocityThe structural nonlinear behavior of the system assuming both strain and velocity gradient theories is

Keywords： velocity gradient elasticity theory     nanotube resonators     differential-quadrature method     nonlinear vibration    

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Title Author Date Type Operation

Theoretical study of failure in composite pressure vessels subjected to low-velocity impact and internalpressure

Roham RAFIEE, Hossein RASHEDI, Shiva REZAEE

Journal Article

The investigation of pressure drop in moving-beds

CHEN Yunhua, ZHU Xuedong, WU Yongqiang, ZHU Zibin

Journal Article

Comparison and harmonization of building wind loading codes among the Asia-Pacific Economies

Yaojun GE, Shuyang CAO, Xinyang JIN

Journal Article

Prediction of the shear wave velocity

Amoroso SARA

Journal Article

Discrete element method modeling of corn-shaped particle flow in rectangular hopper

He TAO, Baosheng JIN, Wenqi ZHONG, Xiaofang WANG,

Journal Article

High velocity impact of metal sphere on thin metallic plate using smooth particle hydrodynamics (SPH)

Hossein ASADI KALAMEH, Arash KARAMALI, Cosmin ANITESCU, Timon RABCZUK

Journal Article

Experimental study on velocity characteristics of recirculation zone in humid air non-premixed flame

GU Xin, ZANG Shusheng, GE Bing

Journal Article

definition of metabolic dysfunction-associated fatty liver disease with elevated brachial-ankle pulse wave velocity

Journal Article

Topology optimization of piezoelectric bi-material actuators with velocity feedback control

Mariana MORETTI, Emílio C. N. SILVA

Journal Article

seismic liquefaction and performing parametric sensitivity analysis: Considering cumulative absolute velocity

Nima PIRHADI, Xiaowei TANG, Qing YANG, Afshin ASADI, Hazem Samih MOHAMED

Journal Article

Several Theoretical Problems in Faster-than-Light Research

Huang Zhixun,Geng Tianming

Journal Article

Accounting for the uncertainties in the estimation of average shear wave velocity using – correlations

Journal Article

Deviation correction strategy for the earth pressure balance shield based on shield–soil interactions

Journal Article

Ballistic behavior of plain and reinforced concrete slabs under high velocity impact

Chahmi OUCIF, Luthfi Muhammad MAULUDIN, Farid Abed

Journal Article

Velocity gradient elasticity for nonlinear vibration of carbon nanotube resonators

Hamid M. SEDIGHI, Hassen M. OUAKAD

Journal Article