Results 81 to 90 of about 482 (165)

Uma contribuição para planejamento de produto em pequenas e médias empresas [PDF]

open access: yes, 2006
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico.
Tomazelli, Idézio João
core  

Loaded and Unloaded Tooth Contact Analysis of Spiral Bevel Gear in Consideration of Misalignments

open access: yes, 2022
Bevel gear pairs are employed extensively in transmission systems, such as vehicle transmissions (rear axle drive), aircraft engines/turbines, and helicopter gears, for transferring power between non-parallel shafts at high speed or torque.
Pellicano F.   +4 more
core  

Load-Sharing Characteristics of Power-Split Transmission System Based on Deformation Compatibility and Loaded Tooth Contact Analysis

open access: yesInternational Journal of Aerospace Engineering, 2015
In order to implement the uniform load distribution of the power-split transmission system, a pseudostatic model is built. Based on the loaded tooth contact analysis (LTCA) technique, the actual meshing process of each gear pair is simulated and the ...
Hao Dong   +3 more
doaj   +1 more source

Tooth Surface Design of Spiral Bevel Gear with Considering the System Meshing Misalignment Quantity

open access: yesJixie chuandong, 2019
Based on the principle of tooth surface contact analysis considering system meshing misalignment quantity, taking the design of spiral bevel gears of an aeronautical reducer as an example, the calculation model of meshing misalignment quantity is ...
Qin Qiuxia Li Li Wang Yonghong Chen Haoyu
doaj  

FINITE ELEMENT ANALYSIS ON THE INFLUENCE OF PITTING DEFECT ON THE CONTACT STRESS OF FACE GEAR (MT)

open access: yesJixie qiangdu, 2023
In order to study the influence of pitting defect on the contact stress of face gear, a face gear of helicopter transmission system was taken as the research object, the defect shape was assumed to be spherical and the solid model was built by UG and ...
HUANG ZhenRong, ZHANG Juan
doaj  

Computerized Generation and Surface Deviation Correction of Ruled Surface for Face Gear Drives

open access: yesApplied Sciences
In order to solve the problems of low efficiency and complex cutting tools in conventional face gear machining, this paper presents a machining method of ruled surface face gears with conical cutters and proposes a new pinion to correct deviation and its
Xianlong Peng, Yikai Wu
doaj   +1 more source

NONLINEAR DYNAMICS OF SPIRAL BEVEL GEAR FOR HELICOPTER TRANSMISSION IN THE PRESENCE OF AXIAL AND RADIAL MISALIGNMENTS

open access: yes, 2022
Spiral bevel gears (SBGs) play a significant role in mechanical transmissions systems when power is transferred from non-parallel shafts at high speed.
Pellicano F.   +4 more
core  

Enantiomeric enrichment of non-racemic mixtures of binaphthol with non-chiral packings

open access: yes, 1996
International ...
Jaubert, Jean-Noël   +3 more
core   +1 more source

Long-Term Care Use Among Older Migrants in the Netherlands:What to Expect in the Next Decade? [PDF]

open access: yes
The number of older adults in the Netherlands is growing rapidly, and an increasing share of them is foreign-born. This may have implications for long-term care (LTC) demand. This study provides insights into older migrants’ current and future use of LTC
van den Broek, Thijs, Conkova, Nina
core   +1 more source

NVH Analysis and Performance Optimization of Drive Bridge based on Load Transmission Error

open access: yesJixie chuandong, 2019
In order to improve NVH performance of drive bridge,from the aspect of transmission error,a method of drive bridge NVH analysis and performance optimization is established based on actual working conditions.
Nie Shaowu   +5 more
doaj  

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