Results 51 to 60 of about 11,305 (192)

Dual Independent Rotor Axial Flux Induction Motor for Electric Vehicle Applications

open access: yesIET Electrical Systems in Transportation, Volume 2024, Issue 1, 2024.
This article proposes a dual independent rotor axial flux induction motor (DIR‐AFIM) with two degrees of freedom as a propulsion motor for an electric vehicle (EV). The performance of this motor in different operating conditions of the vehicle is discussed and investigated.
Alireza Hesari   +3 more
wiley   +1 more source

Gear optimization [PDF]

open access: yes
The use of formal numerical optimization methods for the design of gears is investigated. To achieve this, computer codes were developed for the analysis of spur gears and spiral bevel gears. These codes calculate the life, dynamic load, bending strength,
Chen, Xiang   +2 more
core   +1 more source

Kinematic precision of gear trains [PDF]

open access: yes
Kinematic precision is affected by errors which are the result of either intentional adjustments or accidental defects in manufacturing and assembly of gear trains. A method for the determination of kinematic precision of gear trains is described.
Coy, J. J.   +3 more
core   +1 more source

Identification and proposed control of helicopter transmission noise at the source [PDF]

open access: yes
Helicopter cabin interiors require noise treatment which is expensive and adds weight. The gears inside the main power transmission are major sources of cabin noise.
Coy, John J.   +6 more
core   +2 more sources

Gearing [PDF]

open access: yes
Gearing technology in its modern form has a history of only 100 years. However, the earliest form of gearing can probably be traced back to fourth century B.C. Greece. Current gear practice and recent advances in the technology are drawn together.
Coy, J. J.   +2 more
core   +1 more source

Effect of Relief-hole Diameter on Die Elastic Deformation during Cold Precision Forging of Helical Gears [PDF]

open access: yes, 2017
During cold precision forging of helical gears, the die experiences high forming pressure resulting in elastic deformation of the die, a main factor affecting dimensional accuracy of a formed gear.
Feng, W.   +4 more
core   +1 more source

A basis for solid modeling of gear teeth with application in design and manufacture [PDF]

open access: yes
A new approach to modeling gear tooth surfaces is discussed. A computer graphics solid modeling procedure is used to simulate the tooth fabrication process.
Huston, Ronald L.   +3 more
core   +1 more source

Face-gear drives: Design, analysis, and testing for helicopter transmission applications [PDF]

open access: yes
The use of face-gears in helicopter transmissions was explored. A light-weight, split-torque transmission design utilizing face-gears is described. Face-gear design and geometry were investigated.
Bossler, R. B., Jr.   +5 more
core   +1 more source

THE LOGARITHMIC SPIRAL AND ITS SPHERICAL COUNTERPART

open access: yesJournal of Industrial Design and Engineering Graphics, 2019
Logarithmic spirals are isogonal trajectories of pencils of lines. From a series of geometric consequences, we pick out a few which are relevant for kinematics: When a logarithmic spiral rolls on a line, its asymptotic point traces a straight line. Hence,
Hellmuth STACHEL   +2 more
doaj  

New generation methods for spur, helical, and spiral-bevel gears [PDF]

open access: yes
New methods for generating spur, helical, and spiral-bevel gears are proposed. These methods provide the gears with conjugate gear tooth surfaces, localized bearing contact, and reduced sensitivity to gear misalignment.
Coy, J. J.   +4 more
core   +1 more source

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