Results 251 to 260 of about 2,856,396 (297)

Upper Atmosphere Dynamics and Drivers of Volatiles Loss from Terrestrial-Type (Exo)Planets. [PDF]

open access: yesSpace Sci Rev
Kubyshkina D   +9 more
europepmc   +1 more source

Magnetic star-planet interaction in the young exoplanet system DS Tucanae Ab

open access: yes
Santos Ld   +13 more
europepmc   +1 more source

M-band flexible wavelet transform and its application to the fault diagnosis of planetary gear transmission systems

Mechanical Systems and Signal Processing, 2019
The fault diagnosis of planetary gear transmission systems is crucial for the safety of machineries and equipment. To identify the underlying fault features in measured signals, a novel M-band flexible wavelet transform is constructed.
Yi Qin   +4 more
semanticscholar   +3 more sources

Modelling of transmission accuracy of a planetary roller screw mechanism considering errors and elastic deformations

Mechanism and Machine Theory, 2019
Based on the motion principle of a planetary roller screw mechanism (PRSM) converting the rotary motion into linear motion, a calculation model of the transmission error under free load is established considering the error and clearance, as well as a ...
Shangjun Ma   +4 more
semanticscholar   +3 more sources

A New Methodology for Multistage Multispeed Planetary Transmission Design Based on Geometry

, 2021
In the planetary automatic transmission design, efficiency is one of the primary performance indicators determining the final selection from multiple candidates.
Hong Chen, Xiaoan Chen
semanticscholar   +1 more source

Optimum design of planetary gear set using multi-objective optimization considering mass, power loss and transmission error

Mechanics based design of structures and machines, 2023
In this study, a multi-objective optimal design of a planetary gear set was performed considering mass, power loss, and transmission error. In particular, the results were analyzed from a novel perspective.
Beom-Soo Kim   +3 more
semanticscholar   +1 more source

Influence mechanism of multi-coupling error on the load sharing characteristics of herringbone gear planetary transmission system

Proceedings of the Institution of Mechanical Engineers, Part K: Journal of Multi-body Dynamics, 2019
The load sharing characteristics of the herringbone planetary transmission system are a key indicator for evaluating the bearing stability and reliability of each planet gear in the transmission system.
Shuai Mo   +5 more
semanticscholar   +2 more sources

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