Results 21 to 30 of about 503,262 (275)

Meshing Principle of Offset Asymmetric Face Gear and Precise Design of Complex Conjugate Tooth Surface

open access: yesJixie chuandong, 2021
According to the theory of gear space meshing, the space coordinate system of gear meshing is established, the mathematical models of asymmetric involute cylindrical gear and offset face gear are derived, and the meshing equation of asymmetric offset ...
Shuai Mo   +4 more
doaj  

Research on Low Frequency Coupled Brake-induced Vibration of Telescopic Landing Gear with Two Wheels

open access: yesHangkong gongcheng jinzhan, 2022
Currently,the research on the low frequency vibration coupled with brake problem of landing gear is focused on longitudinal single-degree-of-freedom coupling vibration.By establishing the multi-body dynamics model of multi-degree-of-freedom low-frequency
CHEN Shuai   +4 more
doaj   +1 more source

Analysis of Transient Elastohydrodynamic Lubrication of Asymmetric Polymer Gear

open access: yesJixie chuandong, 2021
Polymer gears are light and corrosion resistant, which can reduce noise and improve economic benefits. Correspondingly, polymer gear teeth are weaker than metal ones, so asymmetric design is adopted to improve the strength of polymer gear.
Mingyu Zuo   +5 more
doaj  

Analysis of Transient Elastohydrodynamic Lubrication of Asymmetric Polymer Planetary Gears

open access: yesJixie chuandong, 2023
Asymmetric polymer gears are used in planetary gear transmission system to cater for the design requirements of compact and lightweight mechanical structure.
Wang Youqiang   +4 more
doaj  

A One-Dimensional Convolutional Neural Network-Based Method for Diagnosis of Tooth Root Cracks in Asymmetric Spur Gear Pairs

open access: yesMachines, 2023
Gears are fundamental components used to transmit power and motion in modern industry. Their health condition monitoring is crucial to ensure reliable operations, prevent unscheduled shutdowns, and minimize human casualties.
Onur Can Kalay   +3 more
doaj   +1 more source

Asymmetric head-gear: unilateral shortening vs. expansion of outer-bow [PDF]

open access: yesIranian Journal of Orthodontics, 2008
Aim: To analysis the effect of unilateral shortening (Asymmetric Length, AL type) vs. expansion of head-gear outer-bow (Asymmetric Expansion, AE type) in delivering unilateral distal force.Methods: In 36 situations, composed or different outer-bow ...
Allahyar Geramy   +2 more
doaj   +1 more source

Load Distribution and Dynamic Response in Torque Split Applications

open access: yesMachines, 2022
This study consists of constructing and analyzing gear mathematical models of torque split systems for contact pressure distribution and dynamic transmission error at different gear positions concerning phase angles.
Süleyman Emre Civan, Cihan Demir
doaj   +1 more source

Self‐Assembled Monolayers in p–i–n Perovskite Solar Cells: Molecular Design, Interfacial Engineering, and Machine Learning–Accelerated Material Discovery

open access: yesAdvanced Materials, EarlyView.
This review highlights the role of self‐assembled monolayers (SAMs) in perovskite solar cells, covering molecular engineering, multifunctional interface regulation, machine learning (ML) accelerated discovery, advanced device architectures, and pathways toward scalable fabrication and commercialization for high‐efficiency and stable single‐junction and
Asmat Ullah, Ying Luo, Stefaan De Wolf
wiley   +1 more source

Reduction of Noise and Vibration of Spur Gear by Using Asymmetric Teeth Profiles with Tip Relief

open access: yesJournal of Engineering, 2015
Reduction of noise and vibration in spur gear experimentally by using asymmetric teeth profiles with tip relief was presented. Both of classical (symmetric) and asymmetric (with and without tip relief) spur gears are used in this work.
Mohammad Qasim Abdullah   +2 more
doaj   +2 more sources

Modelling of Elastic Gearboxes Using a Generalized Gear Contact Model [PDF]

open access: yes, 2012
The object of this paper is to present an universal model that describes the gear contact between two gears in a planar environment. The model includes elastic effects between the gear wheels.
Franciscus van der Linden   +1 more
core   +1 more source

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