Explanipedia

Multi-Tooth Contact Analysis of Rough-Flank Hypoid Gears Based on Non-Uniform Rational B-Splines Open

Ji-xuan Yang, Hongbo Yang, Zhiyong Chen, Wenku Shi, Hai-sheng Song · 2025

Nonlinear modeling and torsional vibration analysis of heavy-duty vehicle powertrain system during acceleration Open

Junlong Qu, Wenku Shi, Zhiyong Chen, Renfei Yuan, Jian Liu , et al. · 2024

The vehicle acceleration process is often accompanied by torsional vibration of the powertrain system. Poor torsional vibration performance significantly influences the driving comfort of the vehicle and the reliability of powertrain compo…

Adaptive suspension state estimation based on IMMAKF on variable vehicle speed, road roughness grade and sprung mass condition Open

Xiao Wu, Wenku Shi, Zhang Hong, Zhiyong Chen · 2024

Vehicle speed, road roughness grade and sprung mass are the three main factors to influence suspension control and state estimation. Aiming at the problem that fixed state observer cannot guarantee the estimation accuracy of suspension wit…

Multi-Tooth Contact Analysis of Rough-Flank Hypoid Gears Based on Non-Uniform Rational B-Splines Open

Ji-xuan Yang, Zhiyong Chen, Wenku Shi, Hongbo Yang, Yanyan Zhao , et al. · 2024

Robust Modification Optimization for Helical Gear Mounting Errors Based on Contact Ratio Open

Ji-xuan Yang, Zhiyong Chen, Wenku Shi, Hongbo Yang, Jian Liu , et al. · 2024

Nonlinear dynamic modeling and analysis of mesh stiffness of the spur gear pair considering tooth tip modification Open

Hongbo Yang, Dongpo Yang, Wenku Shi, Miao Xu · 2023

The mesh stiffness characteristics of the gear pair have direct effect on its transmission error, and then affect the noise and vibration level of the gear. To control the instability of gear meshing caused by tooth deformation, the tooth …

A Novel State Estimation Approach for Suspension System with Time-Varying and Unknown Noise Covariance Open

Qiangqiang Li, Zhiyong Chen, Wenku Shi · 2023

In this paper, a novel state estimation approach based on the variational Bayesian adaptive Kalman filter (VBAKF) and road classification is proposed for a suspension system with time-varying and unknown noise covariance. Using the VB appr…

Improved NSGA-II and its application in BIW structure optimization Open

Xiao Wu, Zhiyong Chen, Tao Liu, H. J. Song, Zhiwei Wang , et al. · 2023

Based on the crowding distance algorithm of Non-Dominated Sorting Genetic Algorithm-II (NSGA-II), three improved algorithms are proposed: side length optimization strategy, diagonal optimization strategy, center optimization strategy. Zero…

A novel state estimation approach for suspension system with time-varying and unknown noise covariance Open

Qiangqiang Li, Zhiyong Chen, Wenku Shi · 2022

In this paper, a novel state estimation approach based on variational Bayesian adaptive Kalman filter (VBAKF) and road classification is proposed for suspension system with the time-varying and unknown noise covariance. Using the VB approa…

Modeling and Analysis of Clutch Nonlinear Behavior in an Automotive Driveline for Suppressing Torsional Vibration Open

Junlong Qu, Wenku Shi, Juncheng Wang, Zhiyong Chen · 2022

Torsional vibration of the automotive driveline has significant influence on driving comfort. This study investigates the influence of clutch nonlinear behaviors on the torsional vibration of the driveline with numerical and experimental m…

Rubber aging life prediction based on interpolation and improved time-temperature superposition principle Open

Kun‐Heng Li, Zhiyong Chen, Wenku Shi · 2021

With focus on quickly and accurately predicting and evaluating the aging performance degradation of rubber at room temperature, the pseudo-failure life at each different acceleration temperature is proposed to be calculated by interpolatio…

Modeling and parameter identification of seated human body with the reference vector guided evolutionary algorithm Open

Shuguang Zhang, Wenku Shi, Zhiyong Chen · 2021

The low frequency vibration of the vehicle in motion has a great influence on the ride comfort of occupants. The research on the vibration response characteristics of human body plays a great role in analyzing and improving ride comfort. T…

Research of thermal oxygen ageing on tensile properties of rubber based on Peck-Yeoh model Open

Kun‐Heng Li, Wenku Shi, Hang Ding, Zhiyong Chen · 2021

Vulcanized natural rubber (NR) is widely used in the industrial areas for absorbing vibrations and shock due to their excellent elastic stability. However, with the increase of exposing to sunlight and oxygen and the change of temperature …

Stiffness Prediction and Analysis of Composite Leaf Springs Open

Helong Liu, Wenku Shi, Rui Gao, Zhiyong Chen, Chen Huang · 2021

Composite leaf springs represent a key application of composite materials in the field of automotive lightweight materials. Stiffness, as a critical parameter of composite leaf springs, is closely related to the handling stability and ride…

Modeling and Parameter Identification of MR Damper considering Excitation Characteristics and Current Open

Shuguang Zhang, Wenku Shi, Zhiyong Chen · 2021

Smart structures such as damping adjustable dampers made of magnetorheological (MR) fluid can be used to attenuate vibration transmission in vehicle seat suspension. The main research content of this paper is the nonlinearity and hysteresi…

Rubber Stiffness Optimization for Floor Vibration Attenuation of a Light Bus Based on Matrix Inversion TPA Open

Hui Shi, Wenku Shi, Changhai Yang, Guozheng Liu, Zhaomeng Fan , et al. · 2020

The NVH characteristics of light buses are a very important performance for market competitiveness. To solve the serious floor vibration of a light bus at speed of 60 km/h and 90 km/h, we first derive the matrix inversion TPA (MITPA) metho…

Improving Camper Comfort by Optimizing the Vibration Isolation of Air-Conditioning Compressor Open

Hui Shi, Wenku Shi, Liang Sun, Zhiyong Chen · 2020

Compressors are the main excitation source of vibration and noise in camper air-conditioning systems, which directly affects the NVH characteristics in campers. The vibration and noise reduction for camper comfort improvement can be implem…

A Review on Model and Control of Electromagnetic Active Engine Mounts Open

Henghai Zhang, Wenku Shi, Jun Ke, Guoyu Feng, Junlong Qu , et al. · 2020

The isolation of the body from engine vibration is the most challenging and disruptive vibrational problem. Active engine mounts (AEMs), especially electromagnetic AEMs, achieve a significant performance improvement in decreasing the wide …

Model of the Secondary Path between the Input Voltage and the Output Force of an Active Engine Mount on the Engine Side Open

Henghai Zhang, Wenku Shi · 2020

The active engine mount (AEM) provides an effective solution to improve the acoustic and vibration comfort of a car. The same AEM can be installed for different engines and different vehicle bodies and attenuates the engine vibration, whic…

Research on Damping Performance of Dual Mass Flywheel Based on Vehicle Transmission System Modeling and Multi-Condition Simulation Open

Long Chen, Wenku Shi, Zhiyong Chen · 2020

In this paper, the reduction of vibration of dual mass flywheel (DMF) torsional damper under multiple working conditions is studied. Firstly, a 6DOF non-linear transmission system model including engine, DMF, gear pair of gearbox and clutc…

Modeling and Analysis of Performance Degradation Data for Reliability Assessment: A Review Open

Song Li, Zhiyong Chen, Qiaobin Liu, Wenku Shi, Kun‐Heng Li · 2020

Reliability engineering plays an important role in the design, manufacture, maintenance, and replacement of industrial products. Over the last few decades, accelerated degradation testing (ADT) has been largely utilized to shorten test dur…

Performance Degradation Prediction and Reliability Evaluation of Rubber Aging in Natural Environment Under Alternating Cyclic Thermal Load Open

Qiaobin Liu, Wenku Shi, Kunhen Li, Zhiyong Chen, Helong Liu · 2019

With a focus on predicting the degradation of rubber performance in the natural environment and evaluating its reliability, the distribution law of accelerated aging life is analyzed through the accelerated aging test of hot oxygen. A Weib…

A Method to Solve the Stiffness of Double‐Row Tapered Roller Bearing Open

Henghai Zhang, Wenku Shi, Guozheng Liu, Zhiyong Chen · 2019

By analyzing the roller force, the nonlinear stiffness model of the double‐row tapered roller hub bearing is derived, and the method of solving the hub bearing stiffness matrix is summarized: if the displacement between the inner and outer…

Modeling and Experimental Study on Dynamic Characteristics of Dual‐Mass Flywheel Torsional Damper Open

Long Chen, Wenku Shi, Zhiyong Chen · 2019

Theoretical modeling and experimental research are carried out on the dynamic torsional characteristics of a dual‐mass flywheel (DMF) in this paper. Firstly, the structure and working principle of the DMF are analyzed. Secondly, the arc sp…

Effects of the bulk compressibility on rubber isolator’s compressive behaviors Open

Wenku Shi, Guozheng Liu, Zhiyong Chen · 2017

Through combined experimental and finite element analysis, the effect of bulk compressibility on rubber isolators was studied. First, the strain energy functions for rubber materials were studied, and the volumetric term was described by P…

Modeling and Dynamic Properties of a Four-Parameter Zener Model Vibration Isolator Open

Wenku Shi, Chen Qian, Zhiyong Chen, Yang Cao, Henghai Zhang · 2016

To install high-performance isolators in a limited installation space, a novel passive isolator based on the four-parameter Zener model is proposed. The proposed isolator consists of three major parts, namely, connecting structure, sealing…

Efficient Method for Calculating the Composite Stiffness of Parabolic Leaf Springs with Variable Stiffness for Vehicle Rear Suspension Open

Wenku Shi, Cheng Liu, Zhiyong Chen, Wei He, Qinghua Zu · 2016

The composite stiffness of parabolic leaf springs with variable stiffness is difficult to calculate using traditional integral equations. Numerical integration or FEA may be used but will require computer-aided software and long calculatio…

Research on the Fatigue Life Prediction Method of Thrust Rod Open

Guoyu Feng, Wenku Shi, Henghai Zhang, Qinghua Zu, Teng Teng , et al. · 2016

Purpose of this paper is to investigate the fatigue life prediction method of the thrust rod based on the continuum damage mechanics. The equivalent stress used as damage parameters established rubber fatigue life prediction model. Through…

Torsional Vibration Semiactive Control of Drivetrain Based on Magnetorheological Fluid Dual Mass Flywheel Open

Qinghua Zu, Zhiyong Chen, Wenku Shi, Mao Yang, Zhiyuan Chen · 2015

The damping characteristics of the traditional dual mass flywheel (DMF) cannot be changed and can only meet one of the damping requirements. Given that the traditional DMF cannot avoid the resonance interval in start/stop conditions, it te…

Dynamic characteristics of Semi-active Hydraulic Engine Mount Based on Fluid-Structure Interaction FEA Open

Jiande Tian, Xue Jiang, Guozheng Liu, Wenku Shi, Baoquan Liu , et al. · 2015

\nA kind of semi-active hydraulic engine mount is studied in this paper. After careful analysis of its structure and working principle, the FEA simulation of it was divided into two cases. One is the solenoid valve is open, so the air cham…

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