Results 11 to 20 of about 432,565 (294)

Design by analysis of ductile failure and buckling in torispherical pressure vessel heads [PDF]

open access: yes, 2007
Thin shell torispherical pressure vessel heads are known to exhibit complex elastic-plastic deformation and buckling behaviour under static pressure. In pressure vessel Design by Analysis, the designer is required to assess both of these behaviour modes ...
Camilleri, Duncan   +2 more
core   +2 more sources

Fractal Theory Model of the Joint Interface During Loading and Unloading Considering Friction Factors

open access: yesTaiyuan Ligong Daxue xuebao, 2021
On the basis of the elastic, first elastic-plastic, second elastic-plastic and plastic deformation states of asperity, and considering the influence of friction factors, we established a fractal theoretical model of contact area and contact load of a ...
Yanhui WANG   +3 more
doaj   +1 more source

Mathematical Modeling and Characteristics Analysis of the Toroidal Drive With Elastic Deformation in the Conjugating Process

open access: yesIEEE Access, 2019
Time-variation of meshing stiffness is the main internal excitation for the vibration and noise of the gear transmission system. Elastic deformation in the rolling contact process is an important factor for the meshing stiffness variation of the toroidal
Xuelian Zeng   +4 more
doaj   +1 more source

Gross plastic deformation of axisymmetric pressure vessel heads [PDF]

open access: yes, 2006
The gross plastic deformation and associated plastic loads of four axisymmetric torispherical pressure vessels are determined by two criteria of plastic collapse: the ASME twice elastic slope (TES) criterion and the recently proposed plastic work ...
Camilleri, Duncan   +2 more
core   +1 more source

Mechanical Properties of Fast-Growing Poplar Reinforced with Carbon Fiber

open access: yesAdvances in Civil Engineering, 2022
This paper presents mechanical properties of fast-growing poplar specimens reinforced with carbon fibers. A total of 90 specimens including 10 contrast specimens were tested to investigate the influence from the following parameters: (a) different carbon
Ying Gao   +6 more
doaj   +1 more source

A Mixed Lubrication Deterministic Model of an Elastic Support Water-Lubricated Tilting Pad Thrust Bearing

open access: yesLubricants, 2023
In order to study the effect of surface roughness on lubrication performance of an elastic support water-lubricated tilting pad thrust bearing, a mixed lubrication (ML) deterministic model is hereby presented based on a unified Reynolds equation model ...
Xingxin Liang   +5 more
doaj   +1 more source

Potential impacts in soil slope of deformation and water content on elastic wave amplitude

open access: yesHeliyon, 2022
Early warning during rainfall-induced landslides employs widely to save economic losses and casualties. Using elastic wave velocity for early warning benefits from the relationship between water content, shear deformation, and elastic wave velocity of ...
Ming Xie, Jiahao Liu, Song Lu
doaj   +1 more source

ME Design and Freeform Fabrication of Compliant Cellular Materials with Graded Stiffness [PDF]

open access: yes, 2006
Typically, cellular materials are designed for structural applications to provide stiffness or absorb impact via permanent plastic deformation. Alternatively, it is possible to design compliant cellular materials that absorb energy via recoverable ...
Gupta, Guarav   +2 more
core   +1 more source

Dynamic Behavior of a Flexible Multi-Column FOWT in Regular Waves

open access: yesJournal of Marine Science and Engineering, 2021
A tank experiment using a flexible multi-column floating offshore wind turbine (FOWT) model in regular waves was carried out to clarify the floater elastic response and its influence on the floater motion.
Taisuke Takata   +10 more
doaj   +1 more source

Elastic and plastic deformation of graphene, silicene, and boron nitride honeycomb nanoribbons under uniaxial tension: A first-principles density-functional theory study [PDF]

open access: yes, 2010
This study of elastic and plastic deformation of graphene, silicene, and boron nitride (BN) honeycomb nanoribbons under uniaxial tension determines their elastic constants and reveals interesting features. In the course of stretching in the elastic range,
Ciraci, Salim, Topsakal, Mehmet
core   +2 more sources

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