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VARYING: 作品数：620被引量：1134H指数：14; 导出分析报告; 相关领域：理学更多>>; 相关作者：唐风琴李泽慧陈进源黄卫清王寅更多>>; 相关机构：南京理工大学北京理工大学天津大学青岛大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家教育部博士点基金中国博士后科学基金更多>>

An Investigation of Vibrations of a Flexible Rotor System with the Unbalanced Force and Time-Varying Bearing Force: 《Chinese Journal of Mechanical Engineering》2025年第1期452-464,共13页Yajun Xu Jing Liu Xinbin Li Changke Tang; Support by Shanxi Provincial Key Research and Development Plan of China(Grant No.2024GH-ZDXM-29);National Natural Science Foundation of China(Grant No.52175120);Shaanxi Provincial Innovation Capability Support Program of China(Grant No.2024RS-CXTD-15)。; Unbalanced force produced by the unbalanced mass will affect vibrations of rotor systems,which probably results in the components failures of rotating machinery.To study the effects of unbalanced mass on the vibration...; 关键词：Flexible rotor Unbalanced force Rotor dynamic Nonlinear vibration

An Integrated Control Framework for Torque Vectoring and Active Suspension System被引量：1: 《Chinese Journal of Mechanical Engineering》2024年第1期62-73,共12页Jiwei Feng Jinhao Liang Yanbo Lu Weichao Zhuang Dawei Pi Guodong Yin Liwei Xu Pai Peng Chaobin Zhou; Supported by National Natural Science Foundation of China(Grant Nos.51975118,52025121);Foundation of State Key Laboratory of Automotive Simulation and Control of China(Grant No.20210104);Foundation of State Key Laboratory of Automobile Safety and Energy Saving of China(Grant No.KFZ2201);Special Fund of Jiangsu Province for the Transformation of Scientific and Technological Achievements of China(Grant No.BA2021023).; Four-wheel independently driven electric vehicles(FWID-EV)endow a flexible and scalable control framework to improve vehicle performance.This paper integrates the torque vectoring and active suspension system(ASS)to e...; 关键词：Four-wheel independently driven electric vehicles Tire nonlinearity Linear-time-varying(LTV)model Model predictive control Rapid control prototype

Relative Varying Dynamics Based Whole Cutting Process Optimization for Thin‑walled Parts: 《Chinese Journal of Mechanical Engineering》2022年第6期194-206,共13页Yuyang Tang Jun Zhang Jia Yin Lele Bai Huijie Zhang Wanhua Zhao; National Key R&D Program of China(Grant No.2018YFB1701901);Guangdong Provincial Key-Area Research and Development Program(Grant No.2020B090927002).; Thin-walled parts are typically difficult-to-cut components due to the complex dynamics in cutting process.The dynamics is variant for part during machining,but invariant for machine tool.The variation of the relative...; 关键词：Thin-walled parts Varying dynamics Frequency response function Whole cutting process OPTIMIZATION

Model Parameter Transfer for Gear Fault Diagnosis under Varying Working Conditions被引量：2: 《Chinese Journal of Mechanical Engineering》2021年第1期168-180,共13页Chao Chen Fei Shen Jiawen Xu Ruqiang Yan; Supported by National Natural Science Foundation of China(Grant No.51835009).; Gear fault diagnosis technologies have received rapid development and been effectively implemented in many engineering applications.However,the various working conditions would degrade the diagnostic performance and m...; 关键词：Gear fault diagnosis Model parameter transfer Varying working conditions Least square support vector machine

A Fast Multi-tasking Solution: NMF-Theoretic Co-clustering for Gear Fault Diagnosis under Variable Working Conditions被引量：6: 《Chinese Journal of Mechanical Engineering》2020年第1期182-196,共15页Fei Shen Chao Chen Jiawen Xu Ruqiang Yan; Supported by National Natural Science Foundation of China(Grant No.51575102);Jiangsu Postgraduate Research Innovation Program(Grant No.KYCX18_0075).; Most gear fault diagnosis(GFD)approaches su er from ine ciency when facing with multiple varying working conditions at the same time.In this paper,a non-negative matrix factorization(NMF)-theoretic co-clustering strat...; 关键词：GEAR fault diagnosis Non-negative matrix FACTORIZATION CO-CLUSTERING VARYING working conditions

Optimal Predictive Control for Path Following of a Full Drive-by-Wire Vehicle at Varying Speeds被引量：5: 《Chinese Journal of Mechanical Engineering》2017年第3期711-721,共11页Pan SONG Bolin GAO Shugang XIE Rui FANG; Supported by National High Technology Research and Development Program 863(Grant No.2011AA11A286); The current research of the global chassis control problem for the full drive-by-wire vehicle focuses on the control allocation （CA） of the four-wheel-distributed trac- tion/braking/steering systems. However, the pa...; 关键词：Vehicle dynamics Spatial transformationModel predictive control Sliding mode control Automated lane guidance

Dynamic Stability Analysis of Linear Time-varying Systems via an Extended Modal Identification Approach被引量：2: 《Chinese Journal of Mechanical Engineering》2017年第2期459-471,共13页Zhisai MA Li LIU Sida ZHOU Frank NAETS Ward HEYLEN Wim DESMET; Supported by the China Scholarship Council,National Natural Science Foundation of China(Grant No.11402022);the Interuniversity Attraction Poles Programme of the Belgian Science Policy Office(DYSCO);the Fund for Scientific Research–Flanders(FWO);the Research Fund KU Leuven; The problem of linear time-varying（LTV） system modal analysis is considered based on time-dependent state space representations, as classical modal analysis of linear time-invariant systems and current LTV system mo...; 关键词：Linear time·varying systems · Extended modal identification · Dynamic stability analysis · Time·varying modes

NUMERICAL ANALYSIS AND EXPERI-MENT OF UNSTEADY THERMAL FIELD OF ROTOR PLATE FOR EDDY CURRENT RETARDER被引量：10: 《Chinese Journal of Mechanical Engineering》2008年第4期71-75,共5页LIU Chengye HE Ren; Department of Science and Technology of Jiangsu Province,China(No. BE2003-46).; The physical model based on heat transfer theory and virtual boundary method for analyzing unsteady thermal field of rotor plate for eddy current retarder used in automobile is established and boundary conditions are ...; 关键词：Eddy current retarder Thermal field Numerical analysis Varying time step method

NEW METHOD TO MEASURE PISTON SKIRT DIMENSIONS被引量：4: 《Chinese Journal of Mechanical Engineering》2004年第3期368-371,共4页QinYuexia HuDejin; This project is supported by the Fifth China Technology Innovational Items (No.01-101-19-13).; The measurement of the middle-convex and varying ellipse profile of a pistonskirt is a key technology because of its complex profile and high precision. Generally, a piston ismeasured on special device after it is mac...; 关键词：Middle-convex and varying ellipse piston No-contact In-site measurement

RESEARCH ON THE ON-LINE MEASURING SYSTEM FOR THE MIDDLE-CONVEX AND VARYING ELLIPSE PISTON SKIRT被引量：1: 《Chinese Journal of Mechanical Engineering》2001年第4期305-309,共5页Wang Xiankui,Jiang Simin,Qian Lei,Shi Zhongdong,Wu Dan (Department of the Precision Instrument and Mechanics,Qinghua University); This project is supported by National Natural Science Foundation of China(No.59675066).; The middle convex and varying ellipse piston is th e key component of an internal combustion engine In general,the piston is mac hined by non circular section CNC lathe,but the measuring of piston profile is man...; 关键词：Middle-convex and varying ellipse piston On -line measure Non circular section

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