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检索条件"任意字段=2012全国压电和声波理论及器件技术研讨会"
404 条 记 录,以下是111-120 订阅
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A CAN METHOD TO IMAGE THE QUANTITATIVE BONDING STRENGTH AT THE BONDED SOLID-SOLID INTERFACE
A CAN METHOD TO IMAGE THE QUANTITATIVE BONDING STRENGTH AT T...
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2012全国压电和声波理论及器件技术研讨会
作者: Jian-jun CHEN De ZHANG Yi-wei MAO Institute of Acoustics Key Laboratory of Modern AcousticsNanjing University
As well known,when a longitudinal wave propagates through an interface with micro-cracks and micro-defects between solids,the contact acoustic nonlinearity(CAN) will be generated dramatically and the nonlinear paramet... 详细信息
来源: 评论
RESEARCH ON LOCKING DEVICE DRIVEN BY ULTRASONIC MOTOR FOR MAGNETIC BEARING FLYWHEEL
RESEARCH ON LOCKING DEVICE DRIVEN BY ULTRASONIC MOTOR FOR MA...
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2012全国压电和声波理论及器件技术研讨会
作者: Xiao-niu LI Sheng-qiang ZHOU Zhi-yuan YAO State Key Laboratory of Mechanics and Control of Mechanical Structures Nanjing University of Aeronautics and Astronautics
In this study,taking the advantage of ultrasonic motors,a locking device driven by ultrasonic motor for magnetic bearing flywheel has been manufacture and evaluated.A locking device is used to eliminate the gap betwee... 详细信息
来源: 评论
CORRECTION FACTORS FOR MINDLIN PLATE EQUATIONS WITH THE CONSIDERATION OF STIFFNESS AND MASS EFFECTS OF ELECTODES FOR SC-CUT QUARTZ CRYSTAL PLATES
CORRECTION FACTORS FOR MINDLIN PLATE EQUATIONS WITH THE CONS...
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2012全国压电和声波理论及器件技术研讨会
作者: Gui-jia CHEN Ji WANG Wen-jun WANG Rong-xing WU Ting-feng MA Jian-ke DU Piezoelectric Device Laboratory School of Mechanical Engineering and MechanicsNingbo University
Mindlin plate theory has been playing a vital role in the analysis of high frequency vibration of quartz crystal resonators,since the coupled equations with infinite number of vibration modes have been truncated to re... 详细信息
来源: 评论
CRACK DETECTION OF BEAM-STRUCTURES BASED ON TRANSIENT WAVES
CRACK DETECTION OF BEAM-STRUCTURES BASED ON TRANSIENT WAVES
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2012全国压电和声波理论及器件技术研讨会
作者: Ji-qing JIANG Wei-qiu CHEN Gui-ru YE Department of Civil Engineering Zhejiang University City College Department of Engineering Mechanics Zhejiang University Department of Civil Engineering Zhejiang University
A method for crack detection in beam-structures is developed based on the transient waves under arbitrary external *** rotational springs are introduced for modeling cracked sections in a Timoshenko beam,and the wave ... 详细信息
来源: 评论
GROWTH HABITS AND HIGH TEMPERATURE PROPERTIES OF LANGATATE SINGLE CRYSTAL
GROWTH HABITS AND HIGH TEMPERATURE PROPERTIES OF LANGATATE S...
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2012全国压电和声波理论及器件技术研讨会
作者: Xiao-niu TU Yan-qing ZHENG Hai-kuan KONG Yi-fan TU Kai-nan XIONG Er-wei SHI Shanghai Institute of Ceramics Chinese Academy of Sciences
This paper shows that high quality LGT single crystals with the size of 2" were grown by Czochralski method along different *** facets and the solid-liquid interface during crystal growth process were investigate... 详细信息
来源: 评论
DESIGN OF TEMPERATURE SENSOR ARRAY IN SMART ELECTRIC GRID BASED ON SAW RESONATORS
DESIGN OF TEMPERATURE SENSOR ARRAY IN SMART ELECTRIC GRID BA...
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2012全国压电和声波理论及器件技术研讨会
作者: Yu-lin HAN Zhen LI Zhen-wei QI Yue HU Bo-quan LIU Tao HAN Ji WANG School of Electronic Information and Electrical Engineering Shanghai Jiaotong University XJ Group Corporation Piezoelectric Device Laboratory Ningbo University
The sensor array with six sensors working at the frequency range of 429-436 MHz is designed and *** temperature sensitivity can be accurately controlled by the metallization thickness of the resonator on quartz substr... 详细信息
来源: 评论
FINITE DIFFERENCE TIME DOMAIN ANALYSIS OF TWO-DIMENSIONAL PIEZOELECTRIC PHONONIC CRYSTALS
FINITE DIFFERENCE TIME DOMAIN ANALYSIS OF TWO-DIMENSIONAL PI...
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2012全国压电和声波理论及器件技术研讨会
作者: Yi-yu ZHAO Hong-lang LI Wei LUO Jiang-bo WEI Yong LIANG Shi-tang HE Acoustic Micro-electric Mechanical system Institute of acousticsChinese academy of sciences Dept.of Electronic Science & Technology Huazhong University of Science & Technology School of Optoelectronics Beijing Institute of Technology
Phonemic crystals(PCs) have promising band gaps,in which Surface Acoustic Wave(SAW) propagating is *** numerical methods have already been developed and applied to analyze piezoelectric PCs,most of them have vario... 详细信息
来源: 评论
A NOVEL APPROACH TO SIMULATE LOW-LOSS SURFACE ACOUSTIC WAVE DEVICES USING DISPERSIVE COM PARAMETERS
A NOVEL APPROACH TO SIMULATE LOW-LOSS SURFACE ACOUSTIC WAVE ...
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2012全国压电和声波理论及器件技术研讨会
作者: Hao WANG Wei-biao WANG Bo SU Jian WANG Hao-dong WU Yong-an SHUI Key Laboratory of Modem Acoustics(MoE) Institute of AcousticsNanjing University The 55th Research Institute of China Electronic Technology Group Corporation School of Electronic Science and Engineering Nanjing University
This paper describes a novel approach to extract dispersive coupling-of-modes(COM) parameters for simulating low-loss surfece acoustic wave(SAW) devices.A finite periodic grating is in *** finite FEM/BEM tool,the fiel... 详细信息
来源: 评论
EXACT ANALYSIS OF THE DYNAMIC PROPERTIES OF 2-2 CEMENT BASED PIEZOELECTRIC ACTUATOR CONSIDERING POLING LAYER EFFECT
EXACT ANALYSIS OF THE DYNAMIC PROPERTIES OF 2-2 CEMENT BASED...
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2012全国压电和声波理论及器件技术研讨会
作者: Tao-tao ZHANG Kun MA Zhi-fei SHI School of Transportation Science and Engineering Beihang University School of Civil Engineering Beijing Jiaotong University
Cement based piezoelectric composites can have not only low frequency,but also good compatibility with the concrete,which is perfect for measuring the properties of the civil engineering ***,up till now there have bee... 详细信息
来源: 评论
STRUCTURAL DYNAMICS DESIGN OF AXIAL/RADIAL COUPLING NON-CONTACT PIEZOELETRIC ULTRASONIC MOTOR WITH A SPHERICAL ROTOR
STRUCTURAL DYNAMICS DESIGN OF AXIAL/RADIAL COUPLING NON-CONT...
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2012全国压电和声波理论及器件技术研讨会
作者: Jun-shan WANG Chao CHEN Geng-chao CHEN Xiao-jun YAN State Key Laboratory of Mechanics and Control of Mechanical Structures Nanjing University of Aeronautics & Astronautics Beijing Aerospace Control Device Institute
In this paper,an axial/radial coupling spherical rotor non-contact piezoelectric actuator is presented,the actuator consists of an axial suspension device and a radial suspension device,and traveling waves can be form... 详细信息
来源: 评论