云南高校图书馆联盟文献共享服务平台- MICRO-VIBRATION

MICRO-VIBRATION: 作品数：24被引量：45H指数：4; 导出分析报告; 相关领域：航空宇航科学技术更多>>; 相关作者：张文静闫海涛王东平闫震更多>>; 相关机构：河北农业大学更多>>; 相关期刊：《Optoelectronics Letters》《Frontiers of Materials Science》《Journal of Donghua University(English Edition)》《Applied Mathematics and Mechanics(English Edition)》更多>>; 相关基金：国家自然科学基金重庆市自然科学基金河北省自然科学基金福建省自然科学基金更多>>

Micro-vibration suppression and compensation techniques for in-orbit satellite:A review: 《Chinese Journal of Aeronautics》2024年第9期1-19,共19页Weida XING Weixiao TUO Xingfei LI Tianyu WANG Chenxi YANG; supported by the National Natural Science Foundation of China (No.62203322);the China Postdoctoral Science Foundation (No.2022M712372);the Enlisting and Leading Program of the Taihu Laboratory of Deepsea Technological Science,China (No.2022JBGS03001).; Micro-vibration is an important factor affecting the imaging quality and pointing accu-racy of the in-orbit satellites.To address the problem of micro-vibration compensation,a general summary for modeling,analysis,sup...; 关键词：In-orbit Satellite Micro-vibration suppression Compensation technique Vibration isolation Path optimization

Source Quantitative Identification by Reference-Based Cubic Blind Deconvolution Algorithm: 《Chinese Journal of Mechanical Engineering》2023年第4期180-195,共16页Xin Luo Zhousuo Zhang Teng Gong Yongjie Li; Supported by National Natural Science Foundation of China(Grant No.51775410);Science Challenge Project of China(Grant No.TZ2018007).; The semi-blind deconvolution algorithm improves the separation accuracy by introducing reference information.However,the separation performance depends largely on the construction of reference signals.To improve the r...; 关键词：Quantitative identification Reference-based cubic contrast function Semi-blind deconvolution Satellite micro-vibration Adaptive step size

Fractional nonlinear energy sinks被引量：1: 《Applied Mathematics and Mechanics(English Edition)》2023年第5期711-726,共16页Shengtao ZHANG Jiaxi ZHOU Hu DING Kai WANG Daolin XU; Project supported by the National Natural Science Foundation of China(Nos.12122206,11972152,12002122);the Natural Science Foundation of Hunan Province of China(No.2021JJ40092);the Natural Science Foundation of Chongqing of China(No.cstc2021jcyj-msxmX0461)。; The cubic or third-power(TP)nonlinear energy sink(NES)has been proven to be an effective method for vibration suppression,owing to the occurrence of targeted energy transfer(TET).However,TET is unable to be triggered ...; 关键词：fractional nonlinearity nonlinear energy sink(NES) targeted energy transfer(TET) micro-vibration control

Vibration Frequency in Micro-Vibration Therapy in Nursing Care: A Cross-Sectional Study: 《Open Journal of Nursing》2023年第4期226-232,共7页Teppei Yamashita Shinsuke Sasaki Mari Azuma; This study investigated the vibration frequency in micro-vibration therapy (MVT) performed as a part of nursing care in Japan. We surveyed 31 nurses (25 women and 6 men) who performed MVT with accelerometers attached ...; 关键词：Micro-Vibration Therapy Nursing Care Vibration Frequency

Image motion and experimental study of a 0.1″space pointing measuring instrument for micro-vibration conditions被引量：4: 《Chinese Journal of Aeronautics》2023年第2期191-200,共10页Lin LI Li YUAN Li WANG Miaomiao WANG Xiaoxue GONG Jie SUI Yanpeng WU Ran ZHENG; the support from the National Natural Science Foundation of China(No.51905034,52275083)。; There exists an increasing need for Milli-Arc-Seconds(MAS)accuracy pointing measurement for current and future space systems.To meet the 0.1″space pointing measurement accuracy requirements of spacecraft in future,th...; 关键词：Image motion MICRO-VIBRATION Milli-arc-seconds Quasi-zero stiffness device Space pointing measuring instrument

Micro-vibration Modeling and Verification of Shutter Mechanism of Survey Space Telescope被引量：1: 《Research in Astronomy and Astrophysics》2023年第1期242-253,共12页Tong-Lei Jiang Li-Hua Wen Hu Zhan Bo Wang Yong-Chao Yang; financial support for the CSST Survey Camera from the China Manned Space Program through its Space Application System。; The scientific research mission of the Survey Space Telescope(also known as the China Space Station Telescope,CSST)imposes rigorous requirements on the observation precision.However,microvibrations generated by the sh...; 关键词：telescopes-surveys-methods NUMERICAL-METHODS analytical

Micro-vibration response analysis and its application of electronic workshop raw land based on whale optimization algorithm被引量：1: 《Journal of Measurement Science and Instrumentation》2022年第4期390-397,共8页YU Caizhi LU Yutai WANG Peng SUN Changku; Environmental micro-vibration is one of the key factors impacting the running of electronic workshop.Low frequency micro-vibration has a significant influence on the normal operation of high precision machining and te...; 关键词：micro-vibration response nonlinear dynamic constitutive model whale optimization algorithm electronic workshop raw land

Recent advances in precision measurement & pointing control of spacecraft被引量：11: 《Chinese Journal of Aeronautics》2021年第10期191-209,共19页Lin LI Li YUAN Li WANG Ran ZHENG Yanpeng WU Xiaoyan WANG; support from the National Natural Science Foundation of China(No.51905034)。; There exists an increasing need for precision measurement&pointing control and extreme motion stability for current and future space systems,e.g.,Ultra-Performance Spacecraft(UPS).Some notable technologies of realizin...; 关键词：Disturbance-free payload Micro-vibration suppression Modern controllers or algorithms Pointingcontrol system Ultra-performance spacecraft

Characteristic Analysis and Harmonic Feature Identification of Micro-Vibration on Flywheels: 《Journal of Donghua University(English Edition)》2021年第1期28-35,共8页YIN Xianbo SHENG Xiaowei XU Yang SHEN Yan; National Natural Science Foundation of China(No.U1831123);Fundamental Research Funds for the Central Universities,China(No.2232017A3-04)。; To avoid the negative effects of disturbances on satellites,the characteristics of micro-vibration on flywheels are studied.Considering rotor imbalance,bearing imperfections and structural elasticity,the extended mode...; 关键词：FLYWHEEL MICRO-VIBRATION sigular value decomposition comined with the improved Akaike Information Criterion(AIC-SVD) harmonic coefficient binning algorithm

Research on separation and enhancement of speech micro-vibration from macro motion被引量：2: 《Optoelectronics Letters》2020年第6期462-466,共5页CHEN Hong-kai WANG Ting-feng WU Shi-song LI Yuan-yang; supported by the National Natural Science Foundation of China (No.61805234);the Key Research Program of Frontier Science,CAS (No.QYZDB-SSWSLH014);the Foundation of State Key Laboratory of Laser Interaction with Matter (No.SKLLIM1704)。; Based on the 1 550 nm all-fiber pulsed laser Doppler vibrometer(LDV) system independently developed by our laboratory, empirical mode decomposition(EMD) and optimally modified Log-spectral amplitude estimator(OM-LSA) ...; 关键词：Doppler LDV LSA EMD Research on separation and enhancement of speech micro-vibration from macro motion

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