Results 11 to 20 of about 10,608,145 (391)

Analysis and Optimization of Dynamic and Static Characteristics of Machining Center Direct-Drive Turntable

open access: yesApplied Sciences, 2022
There are few studies on optimizing the dynamic and static characteristics of direct-drive turntables. In terms of dynamic and static characteristic analysis, most studies only analyze the dynamic and static characteristics of direct-drive turntables in ...
B. Huang   +5 more
semanticscholar   +1 more source

Feasibility Analysis of Adopting the Hydrogen Hydrostatic Thrust Bearing

open access: yesApplied Sciences, 2023
The hydrogen hydrostatic thrust bearing (HHTB) is a key component of hydrogen liquefaction that impacts turbo-expander characteristics. To analyze the feasibility of using the HHTB in this application, characteristics of HHTBs were calculated using a CFD
Mingchen Qiang   +5 more
doaj   +1 more source

The Statistical Characteristics of Static Friction [PDF]

open access: yesInternational Journal of Applied Mechanics, 2018
Friction is one of the fundamental issues in physics, mechanics and material science with many practical applications. However, the understanding of macroscopic friction phenomena from microscopic aspect is still on the way. In this paper, molecular dynamics simulations are performed to investigate the static friction between two planar crystal ...
Jianjun Bian   +3 more
openaire   +4 more sources

Static Characteristics and Leakage Rates of Smooth Annular Seals Based on a New Solution Method for Gas-Liquid Two-Phase Conditions

open access: yesJournal of Marine Science and Engineering, 2021
This paper proposes a new solution method for the leakage and static characteristics of smooth annular seal under a homogeneous gas-liquid two-phase flow based on a bulk-flow model.
Chao Zhong   +4 more
doaj   +1 more source

Influence of Surface Waviness of Journal and Bearing Bush on the Static Characteristics of Hydrodynamic Bearing

open access: yesProcesses, 2021
An investigation on the surface waviness of both the journal and the bearing bush and their impact on the static characteristics of the hydrodynamic journal bearing is presented in this paper.
Minghui Yang   +6 more
semanticscholar   +1 more source

Experimental Research of Static Characteristics of Microfluidic Trigger

open access: yesJournal of Physics: Conference Series, 2021
Experimental research of the main static characteristics of the microfluidic trigger of the 100-micrometer feature size is carried out. In order to research the trigger, the experimental (physical) model has been especially made.
A. Balabanov   +2 more
semanticscholar   +1 more source

Analysis of the Static Performance of a Cableless Aerostatic Guideway

open access: yesMachines, 2022
To develop an innovative aerostatic guideway without cable drag force that can be widely applied to ultra-precision machining and measurement technology, it is necessary to analyze the static performance of the aerostatic guideway.
Yue Zhou   +5 more
doaj   +1 more source

Influence of radial labyrinth seal on pump performance

open access: yesNihon Kikai Gakkai ronbunshu, 2020
Labyrinth seals have been used as non-contacting sealing devices for rotors such as on turbo machines. In recent years, an improvement of the sealing performance of labyrinth seals has been required due to the increasing pressure of turbo machines.
Yuji KANEMORI, Yasuo HANDA
doaj   +1 more source

Mathematical Model and Characteristics of the Induction Motor with a Power Supply from a Current Source

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2021
. Methods and mathematical models for studying the modes and characteristics of the three-phase squirrel-cage induction motor with the power supplied to the stator winding from the current source have been developed.
V. S. Malyar, A. V. Malyar
doaj   +1 more source

Study on static characteristics of pneumatic muscles [PDF]

open access: yesMATEC Web of Conferences, 2018
In this paper, the static characteristics of pneumatic muscles are studied by means of theoretical modelling, numerical simulation and experimental verification. Firstly, on the basis of ideal mathematical model, the static mathematical model of pneumatic muscle considering elasticity and friction of rubber is given.
Yang Zhong   +5 more
openaire   +2 more sources

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