Results 1 to 10 of about 3,659 (139)

Mathematic Modelling and Numerical Analysis for a Novel Inner-Type Nutation Magnetic Drive [PDF]

open access: yesEnergies, 2020
This paper presents an inner-type of magnetic gears for non-contact driving, based on the nutation gearing principle. An improved three-dimensional analytical model, based on the magnetic vector potential of rectangular permanent magnets, via the ...
Meiyan Lou, Ligang Yao
doaj   +2 more sources

Dynamic modal analysis of double-sided meshing nutation drive with double circular arc spiral bevel gears [PDF]

open access: yesMechanical Sciences, 2020
In order to reduce the vibration of the double-sided meshing nutation drive with double circular arc spiral bevel gears, the dynamic modal of the nutation system is analyzed.
Z. Lin, Z. Lin, L. Yao, Z. Xie
doaj   +4 more sources

Contact dynamics analysis of nutation drive with double circular-arc spiral bevel gear based on mathematical modeling and numerical simulation [PDF]

open access: yesMechanical Sciences, 2021
This paper describes a dynamic mathematical model of a new type two-stage nutation drive system with double circular-arc bevel gears. The dynamic displacement–vibration coupling model takes into account the gyro torque and side clearance of the nutating ...
Y. Su, L. Yao, J. Zhang
doaj   +3 more sources

Nutation motor : a new direct-drive stepping motor for robots [PDF]

open access: yesIEEE Conference on Robotics and Automation, 2004. TExCRA Technical Exhibition Based., 2004
A new type of stepping motor, named nutation motor was developed. This motor has a reduction mechanism consisting of a pair of bevel gears, realizing high torque and high resolution stepping motion.
Enomoto, Isao   +3 more
core   +4 more sources

Mathematical Modeling and Machining of the Internal Double-Arc Spiral Bevel Gear by Finger Milling Cutters for the Nutation Drive Mechanism

open access: yesMachines, 2022
A method of machining the internal double-arc spiral bevel gear with a finger milling cutter was presented. The mathematical model of the internal spiral bevel gear tooth profile was established considering the principle of machining a spiral bevel gear ...
Dawei Zhang   +3 more
doaj   +2 more sources

Control Strategy of Dual-motor Nutation Coupling Drive System for Electric Bus

open access: yesJixie chuandong, 2021
In order to reduce the energy consumption of pure electric vehicles and improve the driving range of electric vehicles, a new dual-motor nutating dynamic coupling system is taken as the research object, and a control strategy with the minimum electric ...
Cheng Pan   +4 more
doaj   +1 more source

Effects of Installation Error on Tooth Surface Contact Characteristic of a Nutation Drive with Double Circular-arc Spiral Bevel Gear

open access: yesJixie chuandong, 2021
The contact characteristics of a nutation drive with double circular-arc spiral bevel gears are extremely sensitive to installation errors. To reveal the effects of installation errors on contact characteristics,the tooth surface contact analysis of ...
Qin Chen   +4 more
doaj   +1 more source

CONTACT CHARACTERISTIC ANALYSIS OF DOUBLE CIRCULAR-ARC SPIRAL BEVEL GEARS FOR THE NUTATION DRIVE BASED ON FINITE ELEMENT METHOD (MT)

open access: yesJixie qiangdu, 2022
Contact characteristic is an important index to characterize the transmission performance of gears. To clarify the contact characteristic of a nutation transmission with double circular-arc spiral bevel gears, this paper carried out a loaded tooth ...
WU YiHuang, ZHANG Jun
doaj   +1 more source

Analysis on the Influence Factors of Bulk Temperature of the Meshing Gear of a Nutation Drive with a Double Circular-arc Spiral Bevel Gear

open access: yesJixie chuandong
The meshing temperature affects the fatigue, vibration, noise and other behaviors in the nutation transmission process of the double circular-arc spiral bevel gear, which cannot be ignored in the life prediction and mechanical response of the double ...
Chen Ying   +4 more
doaj   +1 more source

Stability of disk motion on the rheological ground

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2011
In this paper a new mathematical model of the disk motion on the basis of the Kelvin body is constructed. Taking the hypothesis of a point contact with the drive base, a system of differential equations of the disk motion is derived in the form of ...
I. N. Ignatov   +3 more
doaj   +3 more sources

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