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Dynamic modeling of hydrostatic guideway considering compressibility and inertia effect

Yikang DU,Kuanmin MAO,Yaming ZHU,Fengyun WANG,Xiaobo MAO,Bin LI

Frontiers of Mechanical Engineering 2015, Volume 10, Issue 1,   Pages 78-88 doi: 10.1007/s11465-015-0331-4

Abstract: To improve the dynamic characteristic of bearing structure, the dynamic modeling of the hydrostatic guidwayTo determine the dynamic model coefficients, numerical simulation of different cases between displacementand dynamic force of oil film are performed with fluent code.Based on a dynamic model and numerical simulation, every dynamic model’s parameters are calculatedThis paper provides a reference and preparation for the analysis of the dynamic model of the similar

Keywords： hydrostatic guidway     dynamic model     dynamic mesh technique     Levenberg-Marquardt     mass-spring-damper model    

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Mesh relationship modeling and dynamic characteristic analysis of external spur gears with gear wear

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 1,   Pages 9-9 doi: 10.1007/s11465-021-0665-z

Abstract: Gear wear is one of the most common gear failures, which changes the mesh relationship of normal gearA new mesh relationship caused by gear wear affects meshing excitations, such as mesh stiffness and transmissionthe influence of gear wear on mesh stiffness and unloaded static transmission error (USTE).Based on the mesh stiffness and USTE considering gear wear, a gear dynamic model is established, andComparison with the experimental results verifies the proposed dynamic model based on the new mesh relationship

Keywords： gear wear     mesh relationship     mesh stiffness     transmission error     vibration characteristics    

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Numerical studies of dynamic behavior of liquid film on single-layer wire mesh with different wettabilities

Frontiers of Chemical Science and Engineering   Pages 1672-1680 doi: 10.1007/s11705-022-2205-8

Abstract: Droplet impacting on the stainless steel wire mesh is very common in chemical devices, like a rotatingIn this work, the dynamic behavior of liquid film on the surface of wire mesh was analyzed by computationalThe dynamic behavior of liquid film on the surface of wire mesh can be divided into the following threeCompared to the hydrophilic wire mesh, the final wetting area of hydrophobic wire mesh is zero in mostof hydrophobic wire mesh is 41.76–237.37 μm.

Keywords： stainless steel wire mesh     computational fluid dynamics     surface wettability     liquid film     impacting    

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Seismic safety evaluation methodology for masonry building and retrofitting using splint and bandage techniquewith wire mesh

Pravin Kumar Venkat Rao PADALU; Yogendra SINGH

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 4,   Pages 478-505 doi: 10.1007/s11709-022-0817-1

Abstract: To safeguard the URM wall piers under lateral loads, a retrofitting technique is adopted by providingvertical and horizontal belts called splints and bandages, respectively, using welded wire mesh (WWMcapacity of unsafe URM piers can be enhanced up to 3.67 times and made safe using the applied retrofitting technique

Keywords： seismic in-plane and out-of-plane forces     pier analysis     finite element modelling     splint and bandage techniquewith wire mesh    

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IEEE 802.16 Mesh Network SA Management Mechanism Based on Multi-hops Mutual Authentication

Wang Xingjian,Hu Aiqun,Huang Yuhua

Strategic Study of CAE 2006, Volume 8, Issue 9,   Pages 69-73

Abstract:

Mesh network supported by IEEE802.16-2004 wireless-MAN standard is a fresh network combining treesecurity and efficiency of one-hop one-way authentication SA (security association) mechanism employed by Mesh

Keywords： IEEE 802.16     mesh     node     multi-hops mutual authentication     self-modified routing    

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Acoustic emissions evaluation of the dynamic splitting tensile properties of steel fiber reinforced concrete

Frontiers of Structural and Civil Engineering   Pages 1341-1356 doi: 10.1007/s11709-023-0988-4

Abstract: This study empirically investigated the influence of freeze–thaw cycling on the dynamic splitting tensileThe dynamic splitting tensile damage characteristics were evaluated using acoustic emission (AE) parameter

Keywords： steel fiber reinforced concrete     freeze–thaw cycling     Brazilian disc splitting test     acoustic emission technique     dynamic splitting tensile acoustic emission properties    

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MCDB Monte Carlo dosimetry code system and its applications

Deng Li,Li Gang,Chen Chaobin,Ye Tao

Strategic Study of CAE 2012, Volume 14, Issue 8,   Pages 72-77

Abstract: In Monte Carlo dose calculation, several accelerated measures, such as the fast track technique, mesh

Keywords： MCDB     fast tracking technique     mesh tally matrix     material matrix    

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Fabrication of a superhydrophilic/underwater superoleophobic stainless steel mesh for oil/water separation

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 1,   Pages 46-55 doi: 10.1007/s11705-022-2170-2

Abstract: , a superhydrophilic/underwater superoleophobic N-isopropylacrylamide-coated stainless steel meshThe obtained mesh was able to separate oil/water mixtures only by gravity.In addition, the mesh showed high-efficiency separation ability (99.2%) and ultrahigh flux (235239 L∙Importantly, due to the complex cross-linked bilayer structure, the prepared mesh exhibited good recycling

Keywords： oil/water separation     N-isopropylacrylamide     stainless steel mesh     ultrahigh flux    

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Simulating multiphase flow in a two-stage pusher centrifuge using computational fluid dynamics

Chong PANG, Wei TAN, Endian SHA, Yuanqing TAO, Liyan LIU

Frontiers of Chemical Science and Engineering 2012, Volume 6, Issue 3,   Pages 329-338 doi: 10.1007/s11705-012-1205-5

Abstract: model the three-dimensional geometry and to simulate multiphase flows based on Euler-Euler, moving mesh, dynamic mesh and porous media models.

Keywords： two-stage pusher centrifuge     multiphase flow     CFD     dynamic mesh     porous media    

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Reliability mesh convergence analysis by introducing expanded control variates

Alireza GHAVIDEL, Mohsen RASHKI, Hamed GHOHANI ARAB, Mehdi AZHDARY MOGHADDAM

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 4,   Pages 1012-1023 doi: 10.1007/s11709-020-0631-6

Abstract: Recently, Adjusted Control Variates Technique (ACVAT) has proposed by the authors to solve this issueACVAT uses the results of a finite element method (FEM) model with coarse mesh density as the controlvariates of the model with fine mesh and efficiently solves FEM-based reliability problems.ACVAT however does not provide any results about the reliability-based mesh convergence of the problemMesh-refinement analysis allows checking whether the numerical solution is sufficiently accurate, even

Keywords： finite element     reliability mesh convergence analysis     expanded control variates    

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A novel composite coating mesh film for oil-water separation

Futao QIN, Zhijia YU, Xinhui FANG, Xinghua LIU, Xiangyu SUN

Frontiers of Chemical Science and Engineering 2009, Volume 3, Issue 1,   Pages 112-118 doi: 10.1007/s11705-009-0149-x

Abstract: Polytetrafluoroethylene-polyphenylene sulfide composite coating mesh film was successfully prepared bya simple layered transitional spray-plasticizing method on a stainless steel mesh.The contact angle of this mesh film is 156.3° for water, and close to 0° for diesel oil and kerosene.The contact angle hysteresis of water on the mesh film is 4.3°.

Keywords： super-hydrophobic     super-oleophilic     composite coating     mesh film     separation of oil and water    

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Environment Simulation Technology——A New Comprehensive Engineering Technique

Wang Jun

Strategic Study of CAE 2003, Volume 5, Issue 3,   Pages 1-5

Abstract: have gone through the development from single parameter to multi parameters, from static simulation to dynamicAt present its development direction is to establish the comprehensive dynamic environment simulationequipment of a whole system with parameters and to conduct multi-parameter comprehensive dynamic environment

Keywords： environment simulation     multi parameters     dynamic    

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buoyant-thermocapillary flow along with rising liquid film on the surface of a horizontal metallic mesh

Manuel J. GOMES, Ning MEI

Frontiers in Energy 2020, Volume 14, Issue 1,   Pages 114-126 doi: 10.1007/s11708-017-0483-5

Abstract: considered in the analysis of the influences of the initial level of immersion of a horizontal metallic meshcombined flow occurs along with the rising liquid film flow on the surface of a horizontal metallic meshThree different levels of immersion of the metallic mesh tube in the liquid have been tested.heating metallic tube with a diameter of 25 mm and a length of 110 mm, sealed outside with a metallic mesh

Keywords： rising liquid film     combined flow     thermo-capillary flow     buoyant flow     metallic mesh tube     horizontal tube    

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Micro － blind mesh thermal control study and simulation of nano-satellite

Yang Juan,Li Yunze,Wang Jun

Strategic Study of CAE 2008, Volume 10, Issue 7,   Pages 169-172

Abstract: Micro-blind mesh can resolve this problem properly.The intelligent control strategy of micro-blind mesh' s drive is the key technology.A dynamic characteristics model of the spherical nano-satellite was established.Based on the model,afuzzy controller and PID controller in that the former works well with good control effect and high dynamic

Keywords： nano-satellite     micro-blind mesh     fuzzy PI controller     simulation    

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General modeling and optimization technique for real-world earth observation satellite scheduling

Frontiers of Engineering Management   Pages 695-709 doi: 10.1007/s42524-023-0263-3

Abstract: This study proposes a general modeling and optimization technique for common and real-world EOS schedulingIn this technique, a framework that decouples the modeling, constraints, and optimization of EOS schedulingFor simplified EOS scheduling problems, the proposed technique shows better performance in applicabilityconstrained real-world benchmark exampled by a four-EOS Chinese commercial constellation is provided, and the technique

Keywords： earth observation satellite     scheduling     general technique     optimization algorithm     commercial constellation    

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Title Author Date Type Operation

Dynamic modeling of hydrostatic guideway considering compressibility and inertia effect

Yikang DU,Kuanmin MAO,Yaming ZHU,Fengyun WANG,Xiaobo MAO,Bin LI

Journal Article

Mesh relationship modeling and dynamic characteristic analysis of external spur gears with gear wear

Journal Article

Numerical studies of dynamic behavior of liquid film on single-layer wire mesh with different wettabilities

Journal Article

Seismic safety evaluation methodology for masonry building and retrofitting using splint and bandage techniquewith wire mesh

Pravin Kumar Venkat Rao PADALU; Yogendra SINGH

Journal Article

IEEE 802.16 Mesh Network SA Management Mechanism Based on Multi-hops Mutual Authentication

Wang Xingjian,Hu Aiqun,Huang Yuhua

Journal Article

Acoustic emissions evaluation of the dynamic splitting tensile properties of steel fiber reinforced concrete

Journal Article

MCDB Monte Carlo dosimetry code system and its applications

Deng Li,Li Gang,Chen Chaobin,Ye Tao

Journal Article

Fabrication of a superhydrophilic/underwater superoleophobic stainless steel mesh for oil/water separation

Journal Article

Simulating multiphase flow in a two-stage pusher centrifuge using computational fluid dynamics

Chong PANG, Wei TAN, Endian SHA, Yuanqing TAO, Liyan LIU

Journal Article

Reliability mesh convergence analysis by introducing expanded control variates

Alireza GHAVIDEL, Mohsen RASHKI, Hamed GHOHANI ARAB, Mehdi AZHDARY MOGHADDAM

Journal Article

A novel composite coating mesh film for oil-water separation

Futao QIN, Zhijia YU, Xinhui FANG, Xinghua LIU, Xiangyu SUN

Journal Article

Environment Simulation Technology——A New Comprehensive Engineering Technique

Wang Jun

Journal Article

buoyant-thermocapillary flow along with rising liquid film on the surface of a horizontal metallic mesh

Manuel J. GOMES, Ning MEI

Journal Article

Micro － blind mesh thermal control study and simulation of nano-satellite

Yang Juan,Li Yunze,Wang Jun

Journal Article

General modeling and optimization technique for real-world earth observation satellite scheduling

Journal Article