Results 41 to 50 of about 1,388,291 (195)

From transmission error measurement to Pulley-Belt slip determination in serpentine belt drives: influence of tensioner and belt characteristics [PDF]

open access: yes, 2007
Serpentine belt drives are often used in front end accessory drive of automotive engine. The accessories resistant torques are getting higher within new technological innovations as stater-alternator, and belt transmissions are always asked for higher ...
Dufour, Regis   +3 more
core   +1 more source

Chaotic Observer-based Synchronization Under Information Constraints

open access: yes, 2005
Limit possibilities of observer-based synchronization systems under information constraints (limited information capacity of the coupling channel) are evaluated. We give theoretical analysis for multi-dimensional drive-response systems represented in the
A. Fradkov   +18 more
core   +1 more source

Optimal Measurement Speed and Its Determination Method in the Transmission Precision Evaluation of Precision Reducers

open access: yesApplied Sciences, 2019
Transmission error is the key index for characterizing the transmission precision of precision reducers, and its accurate measurement is significant for the precision evaluation of precision reducers.
Hang Xu, Zhaoyao Shi, Bo Yu, Hui Wang
doaj   +1 more source

A Novel Model of an S-Shaped Tooth Profile Gear Pair with a Few Pinion Teeth and Tooth Contact Analysis Considering Shaft Misalignments

open access: yesApplied Sciences, 2023
Due to the special meshing of convex and concave tooth profiles, an S-shaped tooth profile gear with a few teeth has the advantage of reducing the contact stress and improving the contact ratio.
Wei Chen   +3 more
doaj   +1 more source

Transmission Error of Modular Robotic Joint

open access: yesJSME international journal. Ser. C, Dynamics, control, robotics, design and manufacturing, 1994
This paper deals with the accuracy problem of a type of joint module with two rotary degrees of freedom used in a modular robot system. The error investigation concentrates on its differential gear mechanism. By dividing the gearing error into the gear transmission error due to effective eccentricity and the lost motion error due to effective backlash,
Weiliang Xu   +2 more
openaire   +2 more sources

Dynamic Torsional Stiffness of Reducers and Its Testing Method

open access: yesApplied Sciences, 2023
The torsional stiffness of the reducer is commonly assumed to be static and tested using the hysteresis curve method. However, practical engineering experience shows that the torsional stiffness is dynamic rather than static, and the hysteresis curve ...
Huiming Cheng   +3 more
doaj   +1 more source

Results for Channel Error Profiles for DECT [PDF]

open access: yes, 1996
This letter presents the main statistical characterization of the underlying error process obtained in the case of the Digital European Cordless Telecommunications (DECT) radio system.
Cosmas, J   +3 more
core  

Errors in Approximations to Maximum Transmissibility [PDF]

open access: yesThe Journal of the Acoustical Society of America, 1959
The error in using transmissibility at the undamped natural frequency in place of the maximum transmissibility of a single-degree-of-freedom system is less than 4% for all values of the damping ratio. The error is a maximum for a damping ratio of about 0.6 and decreases with both increasing and decreasing values of the damping ratio. The error in using
openaire   +1 more source

Reducing Tolerance‐Induced Spread on Transmission Error in Planetary Gear Stages Using Monte Carlo Simulations and Surrogate Models Acquired From a Design of Experiments Approach

open access: yesWind Energy
Significant variations in tonality levels are frequently observed among nominally identical wind turbine drivetrains, both in industrial test setups and during field operations, posing challenges to compliance with noise emission standards.
Bart De Smet   +5 more
doaj   +1 more source

Reduction of gear pair transmission error with tooth profile modification [PDF]

open access: yes, 2008
The gear noise problem that widely occurs in power transmission systems is typically characterised by one or more high amplitude acoustic signals. The noise originates from the vibration of the gear pair system caused by transmission error excitation ...
Alfano, G   +2 more
core  

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