当头盘系统发生碰撞时,冲击激励峰值加速度与作用时间的倒数之间具有近似线性关系。
When the head disk collision occurs, the peak acceleration of the shock pulse approximately follows a linear relationship with the inverse of the excitation duration.
采用锤击法,利用冲击激励的宽频特性,研究了金属结构红外探测器的共振特性及影响振动噪声的力学因素。
Mechanical factors effecting on the vibration noise and resonance performance of IR detector were analyzed for the method of impact excitation using a hammer.
在盗油实时监测时,利用冲击激励产生的应力波到达两个检测传感器的波达时刻的差对冲击激励点进行定位。
The position where stealing happened is derived by calculating the difference between The Times at which the stress wave reaches the two adjacent detection transducers.
时变刚度曲线用轮齿三维接触有限元方法求得,啮合冲击激励力用轮齿三维冲击-动力接触有限元混合法求得。
The time-variable stiffness is acquired by 3D finite element contact procedure, while the exciting force caused by meshing shock is obtained by 3D dynamic contact finite element mixed formula.
获得了作用在恢复弹簧上的冲击激励,为弹簧的动塑性分析提供了运动边界条件,掌握了弹射系统的动力学特性。
Thus, the impact excitation acting on the restoring spring is obtained, and the dynamic characteristic of the ejection system is acquired.
文中针对机械动力系统中波形已知、重复产生的冲击激励,详细介绍了一种新的检测系统,并给出了在线检测算法流程。
In this paper, a new online detection system, which is designed to inspect the shock excitation with a known waveform is discussed.
本文从分析机械性冲击噪声的发生机理和影响因素入手,论述了用冲击激励技术分析机械性冲击噪声的理论和方法,并进行了实验验证。
By analysing the causes of the machinery impact noise, the authors of this paper mainlydiscuss how to analyse it by the technique of impact stimulation both in theory and practice.
可是目前确实还没有作为个体的我所能够做的事情。这些事情能激励我尽力地去产生一个作用在人类的那个上层“躯体”上的积极、有力的冲击。
There's really nothing I can do as an individual that excites me as much as having a positive impact on the larger body of humanity.
讨论了脉冲激励幅值以及系统阻尼等对冲击谱的影响规律。
The regular pattern of influence on impact spectra by amplitude of pulse excitation and system damping was discussed.
研究了后峰锯齿脉冲激励下洗衣机缓冲包装系统的冲击响应。
The shock response of washing cushioning system is investigated under the action of bock crest tooth pulse.
研究多层堆码包装系统在半正弦脉冲激励下的冲击特性。
The shock characteristics of linear stacking packaging system were investigated under the action of half-sine acceleration pulse.
基于刚体冲击振动模型,建立了浮放设备在振动激励条件下冲击响应分析的理论方法。
An approach to analyze the impact response of the free standing equipment to vibration excitations is presented on the basis of the impact vibration model of rigid block.
主要探讨了摩托车后视镜在等时间间隔冲击串激励下振动响应信号的数字处理方法。
This paper mainly discusses the digital signal processing of the vibration response of a motor cycle back sighted mirror excited by a train of equally spaced impulses.
[16]潘利剑,张博明,戴福洪。 简谐激励下共固化复合材料黏弹阻尼结构的损耗因子研究[J]。振动与冲击,2008,27(2): 57-60。
PAN L J, ZHANG B M, DAI F H. Loss factor of viscoelastic damping composite material under harmonic excitation [J]. Journal of Vibration and Shock, 2008, 27(2): 57-60.
研究考虑易损件的正切型包装系统在半正弦脉冲激励下的冲击特性。
The shock characteristics of a tangent packaging system with critical components are investigated under action of a half-sine acceleration pulse.
研究了正切包装系统的关键部件在矩形脉冲激励下的冲击破损评价方法。
The damage potential and evaluation method of a tangent nonlinear packaging system with critical component was investigated under the action of rectangular acceleration pulse.
研究了正切包装系统的关键部件在矩形脉冲激励下的冲击破损评价方法。
The damage potential and evaluation method of a tangent nonlinear packaging system with critical component was investigated under the action of rectangular acceleration pulse.
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