Results 31 to 40 of about 546,944 (323)

Proposal of a novel approach for 3D tooth contact analysis and calculation of the static transmission error in loaded gears

open access: diamondProcedia Structural Integrity, 2019
Fabio Bruzzone   +4 more
openalex   +3 more sources

Sensitivity Analysis of Helical Gears with Tooth Surface Modification to Applied Torque and Gear Misalignment [PDF]

open access: yesXibei Gongye Daxue Xuebao, 2018
The numerical calculation model of time-varying mesh stiffness, static transmission error and composite mesh error of modified helical gears is developed based on loaded tooth contact analysis (LTCA) model.

doaj   +1 more source

Nonlinear Frequency Response Analysis of Double-helical Gear Pair Based on the Incremental Harmonic Balance Method

open access: yesShock and Vibration, 2021
The torsional dynamic model of double-helical gear pair considering time-varying meshing stiffness, constant backlash, dynamic backlash, static transmission error, and external dynamic excitation was established. The frequency response characteristics of
Hao Dong   +3 more
doaj   +1 more source

Assessment of Residual Useful Life of Sun Gear in a Planetary Gearbox Based on Dynamic Wear Behaviors Analyses

open access: yesMachines, 2023
For proactively arranged downtime and maintenance of the gearbox, the accurate assessment of residual useful life (RUL) for worn-surface gear is a critical problem that needs to be solved.
Jian Wang, Jun Zhang
doaj   +1 more source

Indoor off-body wireless communication: static beamforming versus space-time coding [PDF]

open access: yes, 2012
The performance of beamforming versus space-time coding using a body-worn textile antenna array is experimentally evaluated for an indoor environment, where a walking rescue worker transmits data in the 2.45 GHz ISM band, relying on a vertical textile ...
Moeneclaey, Marc   +6 more
core   +3 more sources

Optimal pilot placement for frequency offset estimation and data detection in burst transmission systems [PDF]

open access: yes, 2005
In this letter, we address the problem of pilot design for Carrier Frequency Offset (CFO) and data detection in digital burst transmission systems. We consider a quasi-static flat-fading channel.
Ghogho, M., Ying, Y.Q.
core   +1 more source

Personalized Ambience: An Integration of Learning Model and Intelligent Lighting Control [PDF]

open access: yes, 2016
The number of households and offices adopting automation system is on the rise. Although devices and actuators can be controlled through wireless transmission, they are mostly static with preset schedules, or at different times it requires human ...
Keoh, Sye Loong, Yin, Xiangwei
core   +1 more source

Sub-nanosecond signal propagation in anisotropy engineered nanomagnetic logic chains [PDF]

open access: yes, 2014
Energy efficient nanomagnetic logic (NML) computing architectures propagate and process binary information by relying on dipolar field coupling to reorient closely-spaced nanoscale magnets. Signal propagation in nanomagnet chains of various sizes, shapes,
Alam, Mohmmad T.   +15 more
core   +2 more sources

Investigation of Load Sharing and Dynamic Load Characteristics of a Split Torque Transmission System with Double-Helical Gear Modification

open access: yesShock and Vibration, 2021
A new dynamic model for a two-input two-path split torque transmission system which considers meshing error, time-varying meshing stiffness, and meshing-in impact is proposed.
Xuan Liu   +6 more
doaj   +1 more source

Study on the Load Sharing Capability of Closed-loop Gear Transmission in Braiding Machine

open access: yesMATEC Web of Conferences, 2017
The static model is established based on the structural characteristics of closed loop gear transmission. The influence law of manufacturing and assembly error with load sharing coefficient was researched.
Lei Xianqing, Meng Qi, Ma Wensuo
doaj   +1 more source

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