Ferroelectret Nanogenerators for Loudspeaker Applications: A Comprehensive Study [0.03%]
用于扬声器应用的压电纳发电机的综合研究
Henry Dsouza,Andre Van Schyndel,Juan Pastrana et al.
Henry Dsouza et al.
A ferroelectret nanogenerator (FENG) was recently developed as a flexible energy harvesting device with bi-directional capability between electrical and mechanical energy domains, and its use as a loudspeaker/microphone was demonstrated. De...
Theoretical foundation, methods, and criteria for calibrating human vibration models using frequency response functions [0.03%]
基于频率响应函数的人体振动模型标定理论、方法与准则
Ren G Dong,Daniel E Welcome,Thomas W McDowell et al.
Ren G Dong et al.
While simulations of the measured biodynamic responses of the whole human body or body segments to vibration are conventionally interpreted as summaries of biodynamic measurements, and the resulting models are considered quantitative, this ...
Theoretical relationship between vibration transmissibility and driving-point response functions of the human body [0.03%]
人体振动传递函数与驱动点响应函数之间的理论关系
Ren G Dong,Daniel E Welcome,Thomas W McDowell et al.
Ren G Dong et al.
The relationship between the vibration transmissibility and driving-point response functions (DPRFs) of the human body is important for understanding vibration exposures of the system and for developing valid models. This study identified t...
Modeling of the biodynamic responses distributed at the fingers and palm of the hand in three orthogonal directions [0.03%]
基于三正交方向的手掌和手指的生物动力学响应模型化研究
Ren G Dong,Daniel E Welcome,Thomas W McDowell et al.
Ren G Dong et al.
The objectives of this study were to develop models of the hand-arm system in the three orthogonal directions (xh, yh , and zh ) and to enhance the understanding of the hand vibration dynamics. A four-degrees-of-freedom (DOF) model and 5-DO...
Experimental and Computational Studies of Sound Transmission in a Branching Airway Network Embedded in a Compliant Viscoelastic Medium [0.03%]
嵌入粘弹性介质中的分支气道网络中声传输的实验和计算研究
Zoujun Dai,Ying Peng,Hansen A Mansy et al.
Zoujun Dai et al.
Breath sounds are often used to aid in the diagnosis of pulmonary disease. Mechanical and numerical models could be used to enhance our understanding of relevant sound transmission phenomena. Sound transmission in an airway mimicking phanto...
Derivation of a new parametric impulse response matrix utilized for nodal wind load identification by response measurement [0.03%]
用于节点风载识别的新参数脉冲响应矩阵的推导及应用响应测量方法
A Kazemi Amiri,C Bucher
A Kazemi Amiri
This paper provides new formulations to derive the impulse response matrix, which is then used in the problem of load identification with application to wind induced vibration. The applied loads are inversely identified based on the measure...
AERODYNAMIC SOUND OF A BODY IN ARBITRARY, DEFORMABLE MOTION, WITH APPLICATION TO PHONATION [0.03%]
任意变形运动下物体的气动力声学及其在发音中的应用
M S Howe,R S McGowan
M S Howe
The method of tailored Green's functions advocated by Doak (Proceedings of the Royal Society A254 (1960) 129 - 145.) for the solution of aeroacoustic problems is used to analyse the contribution of the mucosal wave to self-sustained modulat...
Parameter Reconstruction of Vibration Systems from Partial Eigeninformation [0.03%]
基于部分特征信息的振动系统参数辨识问题研究
Bo Dong,Matthew M Lin,Moody T Chu
Bo Dong
Quadratic matrix polynomials are fundamental to vibration analysis. Because of the predetermined interconnectivity among the constituent elements and the mandatory nonnegativity of the physical parameters, most given vibration systems will ...
Nonlinear dynamic mechanism of vocal tremor from voice analysis and model simulations [0.03%]
基于语音分析和模型模拟的声带震颤非线性动力学机制
Yu Zhang,Jack J Jiang
Yu Zhang
Nonlinear dynamic analysis and model simulations are used to study the nonlinear dynamic characteristics of vocal folds with vocal tremor, which can typically be characterized by low frequency modulation and aperiodicity. Tremor voices from...
Investigation of model uncertainties in Bayesian structural model updating [0.03%]
贝叶斯结构模型修正中的模型不确定性研究
B Goller,G I Schuëller
B Goller
Model updating procedures are applied in order to improve the matching between experimental data and corresponding model output. The updated, i.e. improved, finite element (FE) model can be used for more reliable predictions of the structur...