云南高校图书馆联盟文献共享服务平台- 理学

理学—一般力学与力学基础: 作品数：39958被引量：75520H指数：63; 导出分析报告; 相关作者：陈立群梅凤翔张毅陈予恕闻邦椿更多>>; 相关机构：上海交通大学南京航空航天大学西北工业大学天津大学更多>>; 发文主题：振动动力学非线性混沌稳定性更多>>; 相关期刊：更多>>; 发文基金：国家自然科学基金国家教育部博士点基金国家重点基础研究发展计划中央高校基本科研业务费专项资金更多>>

分数阶复统一系统的动力学及同步研究: 《河北师范大学学报(自然科学版)》2025年第3期262-269,共8页王静; 陕西省教育厅一般专项科学研究计划(17JK1019)。; 提出了一个带有复状态变量的分数阶统一系统,探讨了系统的动力学行为和同步问题.研究了系统在分数阶阶数相等和不等2种情况下的基本动力学特性,包括不同参数值下的吸引子图、随参数或阶数变化的分岔图.通过分析可得,该系统在参数变化时...; 关键词：分数阶复系统混沌分岔同步

Vibration energy harvesting of a three-directional functionally graded pipe conveying fluids: 《Applied Mathematics and Mechanics(English Edition)》2025年第5期795-812,共18页Tianchi YU Feng LIANG Hualin YANG; Project supported by the National Natural Science Foundation of China (Nos. 12372025 and 12072311)。; This paper proposes a novel three-directional functionally graded(3D FG)vibration energy harvesting model based on a bimorph pipe structure.A rectangular pipe has material properties that vary continuously along the a...; 关键词：vibration energy harvesting three-directional functionally graded material(3D FGM) fluid-conveying pipe fluid-structure interaction(FSI) electro-mechanical coupling

Dynamic modeling and simulation of blade-casing system with rubbing considering time-varying stiffness and mass of casing: 《Applied Mathematics and Mechanics(English Edition)》2025年第5期849-868,共20页Hui MA Hong GUAN Lin QU Xumin GUO Qinqin MU Yao ZENG Yanyan CHEN; Project supported by the National Science and Technology Major Project(No.J2022-IV-0005-0022);the Aero Science Foundation of China(No.20230015050001);the Shenyang Science and Technology Plan Project of China(No.24-202-6-01)。; As a common fault of the aero-engine,the blade-casing rubbing(BCR)has the potential to cause catastrophic accidents.In this paper,to investigate the dynamic responses and wear characteristics of the system,the laminat...; 关键词：dynamic modeling flexibly coated casing RUBBING coating wear nonlinear vibration

Macro fiber composite-based active control of nonlinear forced vibration of functionally graded plate: 《Applied Mathematics and Mechanics(English Edition)》2025年第5期869-884,共16页Peiliang ZHANG Jianfei WANG; Project supported by the National Natural Science Foundation of China(Nos.12072003 and 12372003);Beijing Natural Science Foundation of China(No.1222001)。; Owing to their high flexibility and directional actuation capabilities,macro fiber composites(MFCs)have attracted significant attention for the active control of structures,especially in the nonlinear vibration suppre...; 关键词：macro fiber composite(MFC) nonlinear reson

Periodic response and stability analysis of vibro-impact systems by an enriched harmonic balance method: 《Applied Mathematics and Mechanics(English Edition)》2025年第5期907-926,共20页Yu ZHOU Li WANG Jianliang HUANG; Project supported by the National Natural Science Foundation of China(No.12372028);the Guangdong Basic and Applied Basic Research Foundation(No.2022A1515011809)。; A vibro-impact system is a hot topic in the study on nonlinear dynamics due to its generality and importance in engineering.In general,the alternating frequency-time harmonic balance(AFT-HB)method can be used to solve...; 关键词：non-smooth system vibro-impact system harmonic balance(HB)method event-driven Gauss quadrature non-smooth Bernoulli base

Orthogonality conditions and analytical response solutions of damped gyroscopic double-beam system:an example of pipe-in-pipe system: 《Applied Mathematics and Mechanics(English Edition)》2025年第5期927-946,共20页Jinming FAN Zhongbiao PU Jie YANG Xueping CHANG Yinghui LI; Project supported by the National Natural Science Foundation of China (No. 12272323)。; The double-beam system is a crucial foundational structure in industry,with extensive application contexts and significant research value.The double-beam system with damping and gyroscopic effects is termed as the dam...; 关键词：fluid-conveying pipe transverse vibration pipe-in-pipe(PIP)system gyroscopic double-beam system complex modal superposition method(MSM) analytical solution

Comparative study on vibro-acoustic properties of sandwich shells containing functionally-graded porous materials in a thermal environment: 《Applied Mathematics and Mechanics(English Edition)》2025年第5期947-964,共18页Xinbiao XIAO Xinte WANG Jian HAN Yuanpeng HE; Project supported by the National Natural Science Foundation of China (No. U1934203)。; The dynamics of functionally-graded(FG) sandwich shells with varied pore distributions in thermal environments is investigated,focusing on their free vibration behaviors and sound transmission loss(STL) characteristic...; 关键词：functionally-graded(FG)porous material cylindrical shell thermal environment sound transmission loss(STL) vibro-acoustic coupling

Structural vibration control using nonlinear damping amplifier friction vibration absorbers: 《Applied Mathematics and Mechanics(English Edition)》2025年第5期965-988,共24页S.CHOWDHURY S.ADHIKARI; the postdoctoral research grant received from the University of Glasgow for the partial financial support for this research work。; This paper introduces damping amplifier friction vibration absorbers(DAFVAs),compound damping amplifier friction vibration absorbers(CDAFVAs),nested damping amplifier friction vibration absorbers(NDAFVAs),and levered ...; 关键词：damping amplifier friction vibration absorber(DAFVA) compound damping amplifier friction vibration absorber(CDAFVA) nested damping amplifier friction vibration absorber(NDAFVA) levered damping amplifier friction vibration absorber(LDAFVA) H2 and H∞optimization approaches

动能定理在图像问题中的应用: 《中学生理科应试》2025年第5期56-59,共4页成金德; 动能定理是力学中的一个重要物理规律.本文探讨动能定理在一些图像问题中的应用.; 关键词：动能定理图像方法应用

石墨烯增强功能梯度圆锥壳的动力稳定性及优化研究: 《信息记录材料》2025年第4期20-22,51,共4页刘思奇; 2024年度广西城市职业大学校级一般科研项目(GXCUVKY2024B032)。; 本研究通过引入非线性收敛因子,对传统灰狼优化算法(grey wolf optimizer,GWO)进行精细化改进,以最大化结构固有频率为优化目标,以半锥角、层数和静载参数为优化变量,通过改进的GWO获得最优设计参数,并以临界激励频率和非稳定区域作为...; 关键词：改进灰狼优化算法石墨烯纳米片功能梯度材料动力稳定性

理学—一般力学与力学基础