Results 1 to 10 of about 444,424 (262)

Multi-Joint Bionic Mechanism Based on Non-Circular Gear Drive [PDF]

open access: yesBiomimetics, 2023
Aiming at the nonlinear expansion/contraction drive problem between different cables in multi-joint cable drive mechanisms, a mechanical drive method based on a non-circular gear drive was proposed, which could replace the servo-sensing control system ...
Dawei Liu, Tao Zhang, Yuetong Cao
doaj   +2 more sources

TEETH DEFORMATION OF NON-CIRCULAR GEARS [PDF]

open access: yesScientific Journal of Silesian University of Technology. Series Transport, 2021
In practice, gear units whose transmission number is not constant during one revolution are used. Such gears include the proposed elliptical transmission. Its application can be (missing a word?) and the automotive industry.
Silvia MALÁKOVÁ
doaj   +2 more sources

Experiments on Liquid Flow through Non-Circular Micro-Orifices [PDF]

open access: yesMicromachines, 2020
Microfluidics is an active research area in modern fluid mechanics, with several applications in science and engineering. Despite their importance in microfluidic systems, micro-orifices with non-circular cross-sections have not been extensively ...
Stefano Cassineri   +4 more
doaj   +2 more sources

A Mixed-Field Circular and Non-Circular Source Localization Algorithm Based on Exact Spatial Propagation Geometry [PDF]

open access: yesSensors, 2023
In passive localization techniques, as the scale of the array of the sensors used increases, the source distribution may be a coexistence of near-field (NF) and far-field (FF) sources.
Wei Lin   +4 more
doaj   +2 more sources

An Enhanced Direct Position Determination of Mixed Circular and Non-Circular Sources Using Moving Virtual Interpolation Array [PDF]

open access: yesSensors
In this study, a moving single-station direct position determination (DPD) algorithm based on virtual interpolated arrays is proposed. Existing moving single-station algorithms face challenges such as the incomplete utilization of sparse array apertures ...
Zhaobo Wang   +3 more
doaj   +2 more sources

DESIGNING PITCH CURVES OF NON-CIRCULAR GEARS [PDF]

open access: yesScientific Journal of Silesian University of Technology. Series Transport, 2018
The paper examines the design and generation of gear drives with non-circular gears. Gearings with a changing transmission gear ratio are used for the purposes of practical experimentation, even though “standard” gearings with a constant transmission ...
Silvia MEDVECKÁ-BEŇOVÁ
doaj   +1 more source

Designing of non circular air intakes for subsonic gas-turbine engines

open access: yesАвіаційно-космічна техніка та технологія, 2022
The subject matter of the article is the process of subsonic air intake shaping for gas-turbine engines at the airplane preliminarily design stage. The goal is to develop a mathematical model for non-circular air intake shaping for gas-turbine engines on
Ruslan Tsukanov
doaj   +1 more source

Computational Design and Optimization of Non‐Circular Gears [PDF]

open access: yesComputer Graphics Forum, 2020
AbstractWe study a general form of gears known as non‐circular gears that can transfer periodic motion with variable speed through their irregular shapes and eccentric rotation centers. To design functional non‐circular gears is nontrivial, since the gear pair must have compatible shape to keep in contact during motion, so the driver gear can push the ...
Hao Xu 0034   +5 more
openaire   +2 more sources

Two-Stage Nested Array Direction of Arrival Estimation for Mixed Signals

open access: yesSensors, 2022
In this paper, a novel two-stage subspace-based direction of arrival (DOA) estimation algorithm with the nested array is proposed for mixed signals containing circular and non-circular ones.
Wanru Li, Ke Deng
doaj   +1 more source

A Non-Singular Analytical Technique for Reinforced Non-Circular Holes in Orthotropic Laminate

open access: yesInternational Journal of Applied Mechanics and Engineering, 2020
The intricacy in Lekhnitskii’s available single power series solution for stress distribution around hole edge for both circular and noncircular holes represented by a hole shape parameter ε is decoupled by introducing a new technique.
Pradeep Mohan, R. Ramesh Kumar
doaj   +1 more source

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