Dynamic modeling of a gear transmission system containing damping particles using coupled multi-body dynamics and discrete element method
Sign Up to like & getrecommendations! Published in 2019 at "Nonlinear Dynamics"
DOI: 10.1007/s11071-019-05177-1
Abstract: The reduction in vibration in gear transmission systems is an engineering task. Particle damping technology attenuates vibration by means of friction and inelastic collisions between damping particles. This study proposes a dynamic model for a… read more here.
Keywords: gear transmission; damping particles; system; multi body ... See more keywords
Failure analysis of a secondary driving helical gear in transmission of electric vehicle
Sign Up to like & getrecommendations! Published in 2020 at "Engineering Failure Analysis"
DOI: 10.1016/j.engfailanal.2020.104934
Abstract: Abstract The failure cause of a secondary driving helical gear in transmission system of electric vehicle(VE) was analyzed in this paper. The macroscopic fractography, microscopic metallographic observation, hardening depth and hardness and chemical composition inspection,… read more here.
Keywords: driving helical; analysis; failure; gear transmission ... See more keywords
Numerical simulation of defective gear transmission under mixed EHL conditions
Sign Up to like & getrecommendations! Published in 2021 at "Engineering Failure Analysis"
DOI: 10.1016/j.engfailanal.2021.105525
Abstract: Abstract Pitting is a common phenomenon for gears. The mechanisms governing the lubrication and vibration caused by the peeling of the material are not well understood, which limits the development of precision and reliability of… read more here.
Keywords: defective gear; numerical simulation; gear transmission; transmission ... See more keywords
Load characteristic analysis and fatigue reliability prediction of wind turbine gear transmission system
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Fatigue"
DOI: 10.1016/j.ijfatigue.2019.105259
Abstract: Abstract Wind energy is the inexhaustible renewable energy source, and the number of wind power utilization in many countries is also growing rapidly. Wind turbine works in harsh natural environment, and long-term random wind load… read more here.
Keywords: transmission system; wind; system; model ... See more keywords
Stability research of multistage gear transmission system with crack fault
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2018.07.037
Abstract: Abstract The sub-harmonic resonance phenomenon exists in multistage gear transmission system. Collision motion leads the sub-harmonic resonance instability, which brings harm to system stability. So investigating instability conditions of sub-harmonic resonance and effects of fault… read more here.
Keywords: system; multistage gear; sub harmonic; gear transmission ... See more keywords
Triboelectric nanogenerator for entire stroke energy harvesting with bidirectional gear transmission
Sign Up to like & getrecommendations! Published in 2020 at "Nano Energy"
DOI: 10.1016/j.nanoen.2020.104726
Abstract: Abstract Triboelectric nanogenerators (TENGs) play an important role in harvesting mechanical energy from the environment. Most of their mechanical movements are reciprocating. And the mechanical energy always exists during the entire stroke, which involves the… read more here.
Keywords: bgt teng; bidirectional gear; gear transmission; energy ... See more keywords
Intelligent Fault Diagnosis Method for Gear Transmission Systems Based on Improved Multi-Scale Reverse Dispersion Entropy and Swarm Decomposition
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2021.3115207
Abstract: Based on the non-stationary and non-linear acceleration signals, a rapid data-driven method for fault diagnosis in gear transmission systems, which is based on swarm decomposition (SWD) algorithm, improved multi-scale reverse dispersion entropy (improved MRDE) algorithm,… read more here.
Keywords: transmission systems; fault diagnosis; fault; gear transmission ... See more keywords
Fatigue Reliability Evaluation Method of a Gear Transmission System Under Variable Amplitude Loading
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Reliability"
DOI: 10.1109/tr.2018.2864202
Abstract: The gear transmission system is a typical time-domain series system, and its fatigue reliability evaluation under variable amplitude loading has long attracted the interests from scholars. The widely used Monte Carlo (MC) method to evaluate… read more here.
Keywords: system; transmission system; reliability evaluation; gear transmission ... See more keywords
Dynamic Analysis of Gear–Shaft–Bearing Coupled System Considering Bearing Waviness Defect
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Computational and Nonlinear Dynamics"
DOI: 10.1115/1.4045407
Abstract: Using finite element and lumped parameter methods, a gear–shaft–bearing coupled vibration model was developed for a single-stage gear transmission system considering bearing waviness, bearing clearance, time-varying transmission error excitation, and shaft flexibility. Runge–Kutta algorithm was… read more here.
Keywords: transmission; bearing waviness; system; gear transmission ... See more keywords
Chaos and Stability of Spur Gear Transmission System for Locomotive Based on Energy Method and Floquet Theory
Sign Up to like & getrecommendations! Published in 2018 at "Shock and Vibration"
DOI: 10.1155/2018/5691892
Abstract: Considering the internal and external excitations such as time-varying mesh stiffness (TVMS), backlash, transmission error, torque of the traction motor, and load torque of the wheel/rail, a lumped mass model of the spur gear drive… read more here.
Keywords: transmission system; system; transmission; floquet theory ... See more keywords
Adaptive terminal sliding-mode controller based on characteristic model for gear transmission servo systems
Sign Up to like & getrecommendations! Published in 2019 at "Transactions of the Institute of Measurement and Control"
DOI: 10.1177/0142331218754619
Abstract: Backlash and inertia variations, which exist in gear transmission servo systems, often bring inaccuracies, oscillations or even instability. This paper presents an adaptive second-order discrete terminal sliding-mode controller (2-ADTSMC) to deal with the problem. The… read more here.
Keywords: sliding mode; transmission servo; terminal sliding; characteristic model ... See more keywords