Results 11 to 20 of about 980,901 (302)

Geodynamic Modeling With Uncertain Initial Geometries

open access: yesGeochemistry, Geophysics, Geosystems, 2022
Geodynamic codes have become fast and efficient enough to facilitate sensitivity analysis of rheological parameters. With sufficient data, they can even be inverted for.
A. Spang, T. S. Baumann, B. J. P. Kaus
doaj   +1 more source

Variable-Geometry Rotating Components Modeling Based on Reference Characteristic Curves for the Variable Cycle Engine

open access: yesAerospace, 2023
The variable cycle engine switches working modes by way of changing variable-geometry components to achieve the dual advantages of high unit thrust and low specific fuel consumption.
Yangjing Wang   +3 more
doaj   +1 more source

Angle-Regulating Rule of Guide Vanes of Variable Geometry Turbine Adjusting Mechanism

open access: yesApplied Sciences, 2023
In recent years, more and more attention has been paid to research on variable geometry turbine engines with the increasing requirement of engine performance.
Yan Zhong   +7 more
doaj   +1 more source

The Effect of the Back-Pressure Changes in an Exhaust System on Vibration When Attaching a Variable Device during Idling

open access: yesSensors, 2022
The vibration of the ignition frequency component of the engine during idling causes driver discomfort. To minimize this, an optimal exhaust system with a variable device that can exert optimal pressure is required.
Il-Seok Kang, Sung-Mo Yang
doaj   +1 more source

Analysis of the geometrical influence of ring-opening samples on arterial circumferential residual stress reconstruction

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
This work consists of analyzing the impact of geometrical features (thickness and curvature) on the estimation of circumferential residual stresses in arteries.
Matías Inostroza   +6 more
doaj   +1 more source

Stochastic axial compressor variable geometry schedule optimisation [PDF]

open access: yes, 2011
The design of axial compressors is dictated by the maximisation of flow efficiency at on design conditions whereas at part speed the requirement for operation stability prevails.
Arias, M.   +3 more
core   +1 more source

Experimental Study on the Flow Characteristics of Two-Stage Variable Turbines in a Twin-VGT System

open access: yesEnergies, 2023
The twin variable geometry turbocharger (VGT) System, through efficient use of exhaust energy, maximizes internal combustion engine (ICE) power, reduces exhaust emissions and improves reliability.
Qikai Peng   +7 more
doaj   +1 more source

Series active variable geometry suspension application to comfort enhancement [PDF]

open access: yes, 2016
This paper explores the potential of the Series Active Variable Geometry Suspension (SAVGS) for comfort and road holding enhancement. The SAVGS concept introduces significant nonlinearities associated with the rotation of the mechanical link that ...
Arana, C, Dini, D, Evangelou, SA
core   +1 more source

Vibration behavior of a radially functionally graded annular disc with variable geometry

open access: yesScience and Engineering of Composite Materials, 2014
In this study, the free vibration behavior of an annular disc made of functionally graded material (FGM) with variable geometry is investigated. The elasticity modulus, density, and thickness of the disc are assumed to vary through the radial direction ...
Çallıoğlu Hasan   +3 more
doaj   +1 more source

Variable-geometry solar sailing: the possibilities of the quasi-rhombic pyramid [PDF]

open access: yes, 2014
Variable geometry solar sailing potentially offers enhanced delta-V capabilities and new orbital solutions. We propose a device with such capabilities, based upon an adjustable quasi-rhombic pyramid sail geometry, and examine the benefits that can be ...
Ceriotti, Matteo   +2 more
core   +1 more source

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