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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.However, the physical processes involved in the impact are very sophisticated; hence a practical andIn this paper, we present a smoothed particle hydrodynamics (SPH) method to model two-dimensional impactThe 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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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 behaviorof the plain and reinforced concrete slabs of unconfined compressive strength 41 MPa under ballistic impactdimensions of 675 mm × 675 mm × 200 mm, and is meshed with 8-node hexahedron solid elements in the impact

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

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

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: research for predicting the failure in internally pressurized composite pressure vessels exposed to low-velocityimpact.this purpose, layer-wise theory is employed in a composite cylinder under internal pressure and low-velocityimpact.It is observed that the sequence of in-plane failure and delamination varies by increasing the impact

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

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Comparison of droplet distributions from fluidic and impact sprinklers

Xingye ZHU,Shouqi YUAN,Junping LIU,Xingfa LIU

Frontiers of Agricultural Science and Engineering 2015, Volume 2, Issue 1,   Pages 53-59 doi: 10.15302/J-FASE-2015049

Abstract: prototype sprinklers, outside signal sprinkler (OS) and fluidic sprinkler (FS), were compared with impactDroplet size and velocity distributions were tested under four operating pressures for nozzles 1.5 mIS mostly produced a 0.5 mm larger droplet diameter and a 0.5 m·s greater velocity than OS and FS.Basic statistics for droplet size and velocity were performed on data obtained by the photographic methodsThe mean droplet diameter (arithmetic, volumetric and median) decreased and the mean velocity increased

Keywords： outside signal sprinkler     fluidic sprinkler     impact sprinkler     sprinkler irrigation     droplet size     dropletvelocity    

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Tests on impact effect of partial fracture at steel frame connections

CHEN Yiyi, BIAN Ruoning

Frontiers of Structural and Civil Engineering 2008, Volume 2, Issue 4,   Pages 295-301 doi: 10.1007/s11709-008-0049-z

Abstract: Impact effect of sudden fracture at steel frame connections under severe earthquake or other extremestructural fracture to the release of inner force at the cracked location, the magnitude of the response to impactIt is proven that the response during the fracture process can be measured quite well using high-frequencyNumerical evaluation of the impact effect of connection fracture is carried out.

Keywords： structural fracture     natural     fracture     progressive     high-frequency    

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Safety and serviceability assessment for high-rise tower crane to turbulent winds

Zhi SUN, Nin HOU, Haifan XIANG

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 1,   Pages 18-24 doi: 10.1007/s11709-009-0009-2

Abstract: Tower cranes are commonly used facilities for the construction of high-rise structures.This paper proposes a general scheme for safety and serviceability assessment of high-rise tower craneSpatially correlated wind velocity field at the location of the tower crane was first simulated usingThe buffeting forces applied to the structure were computed according to the above-simulated wind velocity

Keywords： tower crane     buffeting response     wind velocity     modeling    

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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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Impact of anthropogenic heat emissions on meteorological parameters and air quality in Beijing usinga high-resolution model simulation

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 4, doi: 10.1007/s11783-021-1478-3

Abstract:

The Large scale Urban Consumption of energ Y model was updated and coupled with WRF.

Keywords： Anthropogenic heat emissions     LUCY     High-resolution     Meteorological parameters     Air quality    

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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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Imaging studies of in-cylinder HCCI combustion

Pawel LUSZCZ, Hongming XU, Mirek WYZSNSKI, Xiao MA, Rob STEVENS, Athanasios TSOLAKIS

Frontiers in Energy 2011, Volume 5, Issue 3,   Pages 313-321 doi: 10.1007/s11708-011-0154-x

Abstract: The initial combustion stage is characterized by a maximum local reaction spreading velocity in the rangeThe later combustion stage reveals values as high as 140 m/s in case of stoichiometric combustion.

Keywords： high speed imaging     combustion     homogenous charge compression ignition (HCCI)     reaction spreading velocity    

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NO oxidation over Co-La catalysts and NO

Tiejun Zhang,Jian Li,Hong He,Qianqian Song,Quanming Liang

Frontiers of Environmental Science & Engineering 2017, Volume 11, Issue 2, doi: 10.1007/s11783-017-0906-x

Abstract: The NO conversion of compact SCR was 91% at 180°C at the highest space velocity.selective catalytic reduction (SCR), the activity increased from 74% to 91% at the highest gas hourly space velocity

Keywords： NO catalytic oxidation     pH effect     Low temperature     Sulfur dioxide     High space velocity     SCR    

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Design and characteristics of electric supercharger for diesel engine acceleration by additional rapid air injection

YAO Chun-de, ZHOU Hong-xiu

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 4,   Pages 409-412 doi: 10.1007/s11465-006-0048-5

Abstract: The ES (electric supercharger) driven by a high-speed brushless motor was developed to solve the problemThe velocity distribution at the outlet of the electric supercharger is determined by hot-wire anemometry

Keywords： acceleration     velocity distribution     high-speed brushless     turbocharger     electric supercharger    

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Technology improvements and management innovations in construction of Xiluodu hydropower station on Jinsha River

Qixiang FAN

Frontiers of Engineering Management 2017, Volume 4, Issue 2,   Pages 231-237 doi: 10.15302/J-FEM-2017103

Abstract: Hongtao ZHOU, Hongwei WANG, Wei ZENG. [J]. Front. Eng, 2018, 5(1): 78-87.Peter REDFERN, Hua ZHONG. [J]. Front. Eng, 2017, 4(2): 193-200.Ming-zhou Liu,Cong-hu Liu,Mao-gen Ge,Yuan Zhang,Qing-hua Zhu. [J]. Front. Eng, 2016, 3(2): 144-146.Chong-guang Feng,Hao Hu,Feng Xu,Jian Yang. [J]. Front. Eng, 2015, 2(2): 178-181.Yu Zhao,Sheng-quan Wang,Ke-chao Zhu. [J]. Front. Eng, 2015, 2(1): 35-38.Ru-gui Chen,Jia-meng Chen. [J]. Front. Eng, 2014, 1(1): 52-61.An Wang. [J]. Front. Eng, 2014, 1(1): 13-17.

Keywords： super-high arch dam     intelligent construction     mass concrete temperature control     structure behavior control     anti-erosion concrete     low-heat portland cement     large-discharge and high-velocity spillway tunnels     large    

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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 velocityPatients with MAFLD with high value of hepamet fibrosis score or poor-controlled diabetes had higherIndividuals without NAFLD but diagnosed as MAFLD had high risk of albuminuria, supporting that MAFLD

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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Title Author Date Type Operation

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

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

Chahmi OUCIF, Luthfi Muhammad MAULUDIN, Farid Abed

Journal Article

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

Roham RAFIEE, Hossein RASHEDI, Shiva REZAEE

Journal Article

Comparison of droplet distributions from fluidic and impact sprinklers

Xingye ZHU,Shouqi YUAN,Junping LIU,Xingfa LIU

Journal Article

Tests on impact effect of partial fracture at steel frame connections

CHEN Yiyi, BIAN Ruoning

Journal Article

Safety and serviceability assessment for high-rise tower crane to turbulent winds

Zhi SUN, Nin HOU, Haifan XIANG

Journal Article

Prediction of the shear wave velocity

Amoroso SARA

Journal Article

Impact of anthropogenic heat emissions on meteorological parameters and air quality in Beijing usinga high-resolution model simulation

Journal Article

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

GU Xin, ZANG Shusheng, GE Bing

Journal Article

Imaging studies of in-cylinder HCCI combustion

Pawel LUSZCZ, Hongming XU, Mirek WYZSNSKI, Xiao MA, Rob STEVENS, Athanasios TSOLAKIS

Journal Article

NO oxidation over Co-La catalysts and NO

Tiejun Zhang,Jian Li,Hong He,Qianqian Song,Quanming Liang

Journal Article

Design and characteristics of electric supercharger for diesel engine acceleration by additional rapid air injection

YAO Chun-de, ZHOU Hong-xiu

Journal Article

Technology improvements and management innovations in construction of Xiluodu hydropower station on Jinsha River

Qixiang FAN

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