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Online since: August 2011
Authors: Xiao Xia Chen, Shu Zhong Lin, Jing Zhong Xing, Yu Sheng Liu
The research shows that the positions and orientations of the teeth in the planes have quite different distributions, which may influence mesh property evidently.
Fig.2 Radial displacement in T=800N.m transmission state Fig.3 Tangential displacement in front plane under loads Beside the tangential displacement on tooth tip, which may influence mesh property evidently, rotations around transmission axes is another important factor affect mesh capacity.
It is seen that transmission forces lead to the maximum tangential displacement difference in the front plane around the loading zone, which may influence mesh property evidently.
Deng: Journal of Mechanical Engineering Vol. 46 (2010), 5, p. 1 [5] Y.W.
Ye: Theory and design of harmonic drive (Mechanical Industry Press, China 1985)
Online since: April 2004
Authors: Tie Jun Wang, L.S. Ma
The material properties vary continuously through the thickness of the plate, and obey a power law distribution of the volume fraction of the constituents.
Effects of material properties, ratio of inter to outer radius, ratio of plate thickness to outer radius, and boundary conditions on the buckling behavior of FGM plates are discussed. 1.
The material properties of the functionally graded plates are assumed to vary continuously through the thickness of the plate, and to follow a power law distribution of the volume fraction of the constituents.
Effects of material properties, ratio of inter to outer radius of the plate and boundary conditions on the buckling behavior of FGM plates are discussed. 2.
The plate thickness can greatly affect the buckling behavior of circular and annular plates.
Online since: September 2013
Authors: Fu Ling Zhao, Xin Wang, Fu Hai Cai
Introduction In the crane boom, steel plant, parking garage, offshore platforms and other fields [1, 2], lattice boom arm has better mechanical properties compared to box boom when they have the same weight.
Only cyclic stress-strain curve and the curve of constant amplitude strain-life material properties are needed in this method which could be found easily from Radaj et al research results[11, 12].
(1)The trend of crack propagation life was affected by strain fatigue analysis.
Chinese Journal of Mechanical Engineering. 2005(12): 130-134
Chinese Journal of Mechanical Engineering. 2011(20): 41-44
Online since: October 2018
Authors: I.Z. Gubaydullin, R.R. Sattarov, T.A. Volkova
The interaction of primary and secondary magnetic field also leads to generation of mechanical forces [6, 7].
In composite materials, this amplification effect can lead to unexpected and undesirable consequences (according to electromagnetic compatibility), and on the other hand this effect can be used to create materials with new useful properties.
This is due to the fact that the shield practically affects the field only in the immediate vicinity of its edges.
As the width increases, the field of one wire practically ceases to affect the field of the second wire.
Konesev et al., Research on stabilization properties of inductive-capacitive transducers based on hybrid electromagnetic elements, J.
Online since: April 2024
Authors: Igor P. Balabanov, Yuliya Balabanova, Agasi Agayev
Introduction The cutting force is a significant parameter that affects the quality of the formed surface.
The magnitude and direction of this force affects various aspects of the treated surface, including its cleanliness, accuracy and geometric accuracy [2].
Analytical models, such as Merchant's circle diagram and orthogonal cutting model, provide a theoretical understanding of cutting forces based on the geometry of the tool, the properties of the workpiece material and cutting parameters [10].
The models take into account factors such as cutting speed, feed rate, and depth of cut, tool geometry, workpiece material properties, and tool wear.
Stépán, “Stability of High-Speed Milling,” Proceedings of the 2000 ASME International Mechanical Engineering Congress and Exposition, N o.
Online since: July 2015
Authors: Vladimir V. Kondratyev, Alexander G. Kesarev, Ilya L. Lomaev
That is why the SPD leads to drastic change of diffusion properties of the material which by-turn affect its structural and phase stability, creep resistance, super-plasticity and other properties of interest [8].
[3] Koch C.C., Nanostructured Materials: Processing, Properties and Applications.
[8] Kolobov Yu.R., Valiev R.Z., Grain Boundary Diffusion and Properties of Nanostructured Materials.
[10] Chuvildeev V.N., Kopylov V.I., Structure and Properties of Materials Produced by Severe Plastic Deformation, in: Segal M.V.
[11] Kaibyshev O.A., Valiev R.Z., Grain boundaries and properties of metals.
Online since: May 2025
Authors: Mamilla Ravi Sankar, Palivela Bhargav Chandan, Beesam Ramesh Kumar, Devara Venkata Krishna
Introduction Silica gel is an inorganic material that exhibits stability against the high-temperature influence and mechanical properties.
Revelo et al. optimized several process parameters and water-to-clay ratios in 3D printing kaolinite clay ceramics, viscosity characterization, and mechanical properties [22].
Nano clay was introduced to enhance thixotropic properties.
The water-to-clay ratios, adding additives, and the sintering time were optimized for mechanical properties, surface finish, and workability [25].
The guidelines help trace any deviations and determine the mechanical properties of clay-based constructs [27].
Online since: October 2013
Authors: Zbigniew Kozanecki, Jakub Łagodziński, Eliza Tkacz, Kacper Miazga
The main factors of this adjustment connected to the oil-free technology specificity are as follows: · possible diminution in static thrust and lateral loads of the gas bearings by a correct design of the flow structure, · correct selection of the gas bearing type.
The properties of machine bearings and seals shown in that way have a convenient form for the dynamic analysis of the rotor-bearings system.
In order to calculate dynamic properties of the whole bearing, we have to take into account elastic and damping properties of both the foil and gas film.
There are two main factors of the turbine adjustment at the early stage of the machine design: a correct design of the turbine in order to diminish the static thrust and the lateral loads supported by bearings and also a correct selection of the gas bearing type
Therefore, the nonlinear modeling of dynamic properties, including characteristics of the support and friction in it, becomes indispensable in oil-free high-speed gas bearing applications
Online since: July 2020
Authors: Balaji Raghothamachar, Michael Dudley, Edward Sanchez, Gilyong Chung, Ian Manning, Tuerxun Ailihumaer, Hong Yu Peng
But the presence of significant quantities of crystallographic defects in bulk 4H-SiC crystals continues to be a major factor in attracting researcher’s attentions in the development of SiC-based power devices [1,2].
Recent studies also revealed that the gate oxide reliability of SiC MOSFET can be strongly affected by the presence of BPDs, which can trigger the dielectric breakdown of the gate oxide [6].
In order to simulate the contrast of BPDs in grazing incidence geometry, ray tracing simulation technique was carried out based on the principle that orientation contrast is the major factor contributing to the contrast generation of a dislocation in 4H-SiC crystals.
The variation in the sign of the slope indicates that the basal plane bending along the off-cut direction contains both convex and concave properties.
[8] Bilello, J.C., Atomic Structure and Mechanical Properties of Metals, (North-Holland Publishing Company, Amsterdam), 181(1976)
Online since: January 2014
Authors: Grzegorz Królczyk, Jolanta Królczyk, Ewelina Tama, Stanisław Legutko
This division has enabled to take into account many factors that have a significant impact on the internal transport during production.
Logistics is increasingly often regarded as a key factor of the creation of the competitive edge by enterprises.
One of the decisive factors for success in an international comparison of competitive enterprises is control over the supply chain [12].
Input data included: analysis of the final product and its components, ABS properties, types and number of means of transport, number of pallets on input and output, arrangement of stations in the production hall, determination of transport tasks, identification of main loading points, determination of the seasonality of orders, determination of daily accumulations, specification of delivery and shipment at certain times of the day.
Sankey’s diagram (Fig. 2) presenting real monthly values of material flow have been also developed, taking into account the weight factor and transportation networks.
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