在至今为止的实验室试验中,这种传递率都非常忙。
通过计算和绘图,上述方法可以较好地降低隔振传递率,从而降低振动的水平。
According to the calculating and drawing results, it can be seen that the vibration isolation transmissibility and the vibration level of the vibration isolation can be reduced by the mention methods.
在隔振系统中,首先要推导出隔振传递率表达式,再根据表达式进行参数的分析。
For the system of vibration isolation, firstly the expression of vibration isolation transmissibility is conducted, and the influence of parameters is analyzed according to its expression.
本文简单叙述了机械阻抗法的概念,系统推证了刚性基础下单级和双级隔振的传递率。
The concept of this technique is given in this paper and the transmissibility for one and two-stage mounting systems supported on rigid foundation is derived systematically.
此隔振设计方法对超精密机床、超微定位机构超低传递率隔振设计有一定的参考价值。
This isolation designing method has a certain value of reference to isolation design on super-low transmission ratio of super-precision machine tools and super-micro positioning mechanisms, etc.
定义和研究了在基础干扰和直接干扰同时作用的复杂环境下隔振系统的振动传递率问题;
The vibration transmissibility of the vibration isolation system under complex vibration environment with the floor disturbance and the direct disturbance is defined and studied.
针对这一问题推导了柔性基础上的传递率计算公式,讨论了基础阻抗对隔振效果的影响。
Transmissibility formula is brought forward on the basis of flexible base, and the effect of base impedance on vibration isolation efficiency is discussed.
此隔振设计方法对超精密机床、超微定位机构等超低传递率隔振设计有一定的参考价值。
The design method of vibration can be used as the reference to ultra precision machine tool, supe...
分析了支座激励与响应之间的关系,利用图模法推导出蜂窝纸板-质量系统的振动传递率公式。
The relationship between the base excitation and the system response was analyzed, the transmissibility equation of the honeycomb paperboard-mass system was formulated using graph model.
为了模拟实际工况,研究橡胶减振器的隔振效果,对橡胶减振器进行了加速度传递率的测试工作。
Measure the acceleration transmissibility of rubber absorber for researching its vibration-seperating efficiency in actual condition.
在相对变量反馈条件下,通过合适的增益选择,即可保证系统的稳定性,又能大大降低振动传递率。
The system stability can be ensured and the vibration transmissibility reduced, when relative variables are used as feedback variables and appropriate gains have been chosen.
数值结果表明,存在一个最佳的质量分数的多个为LTES系统的相变材料来达到最大的热传递率。
Numerical results indicate that there is an optimum mass fraction of multiple PCMs for the LTES system to reach the maximum heat transfer rate.
介绍正负刚度并联相消原理,通过分析可知应用该原理可以有效降低系统的固有频率,减小隔振传递率。
The principle of stiffness offset with the positive and negative stiffness parallel were introduced and through analysis the natural frequency and the vibration transmissibility can be reduced.
本文借助连续系统理论分析了一个放置于刚性物体振源和刚性基础之间的单个隔振器的力绝对传递率特性。
The transmissibility of the isolator placed between a rigid body and a rigid base is analyzed by the use of the continuous system theory in this paper.
研究结果表明,座椅悬架的固有频率、位移传递率及加速度均方根值均随比例阀输入电压的增大而减小;
The results show that, the natural frequency, dynamic amplification factor and acceleration root of mean square of seat suspension will decrease with the increase of proportional valve input voltage.
但同其它常规流体阻尼器类似,在高频振动时会出现刚度硬化现象,使高频传递率增大,常规磁流变阻尼器多应用于较低频域的振动控制。
But common MR damper cant be used in cases of high-frequency vibrations because of stiffness hardening, which leads to increase of displacement transmissibility at high frequencies.
针对舰船柴油机的振动隔离问题,本文对液压伺服隔振系统反馈控制理论进行了研究,建立了双层隔振系统的理论模型,用传递函数分析法推导出系统力传递率。
As far as the issue of vibration isolating of ship, this paper studies the feedback control theory of hydraulic servo isolation mounting and sets up the theory model of two_stage isolation mounting.
本文先后研究了多层刚性体的隔振及参数的优化,以及非刚性机组和非刚性基础隔振系统参数的优化,对刚性体系统和非刚性体系统各参数对隔振传递率的影响进行了一定的分析和探讨。
Secondly the vibration isolation of multi-stage rigid body system and the parametric optimize are researched, and also the parametric optimization of non-rigid machine or equipment system and non-r.
90纳米的分辨率使得科学家可以观察神经传递素内的元素分布。
The resolution of 90 nanometres allowed scientists to visualize the elements distribution in the neurotransmitter vesicles.
美元走弱造成能源成本传递性的效用,进口价格上涨。 但两者也许并没有真正开始起作用,所以在未来的几个月中,核心通货膨胀率也许会略有上涨。
The effects of passed-on energy costs, as well as higher import prices stemming from a weaker dollar, have probably not run their course, so core inflation may edge higher in the months to come.
这次行动传递出一个讯息,史蒂芬希望避免2007年重现,当时他连续几个月压住利率上调因为降缓的通货膨胀率掩盖了价格压力的增长。
The move signals Stevens wants to avoid a repeat of 2007, when he held off raising rates for months as slowing inflation masked a buildup in price pressures.
这些举措都向各大银行传递了这样一个信息:本年新发贷款数额不要超过7.5万亿元,即新增贷款率不要超过19%。
It also imposed a quota on new lending, telling banks to add no more than 7.5 trillion yuan ($1.1 trillion) to their loanbooks last year, an increase of 19%.
给即将在日本召开的八国集团首脑会议传递的信息是:孕产妇、新生儿和儿童死亡率是运转良好的卫生系统的试金石。
The message to the upcoming G8 summit in Japan is that maternal newborn and child mortality are the litmus test of a functioning health system.
采用函数空间的方法,利用先后两次的提升技术,构造出多采样率数字控制系统的函数空间模型和相应的脉冲传递函数矩阵模型。
A function space model and corresponding pulse transfer function matrix of multirate digital control systems are constructed by using function space method and two different lifting techniques.
设置为高分辨率和低分辨率格式传递取决于规模和邻近的面板,你可以决定哪个更好。
The set is delivered in High-Res and Low-Res formats so depending on the scale and proximity of the panels you can decide whichones work better.
研究了不同宽度的隔板式环流反应器中的气含率,循环比和体积传递系数。
The gas hold-up, circulation ratio and the volumetric transfer coefficient of liquid in reactor with a separate plate of different sizes were investigated.
该填料因具有较大孔隙率和比表面积且结构呈针状,对大气泡可有效切割,氧传递系数较大。
The oxygen transfer coefficient is bigger relatively because of its big void rate and specific surface area.
描述成像光谱仪系统空间分辩率优劣的关键参数是系统的调制传递函数—MTF, MTF的检测是一个古老而又困难的课题。
The key parameter which describes the spatial resolution of imaging spectrum system is the modulation transfer function (MTF), it is an old and difficult topic to measure the MTF.
在此基础上考察了空气流量、固含率、曝气装置对该反应器氧传递特性的影响。
Based on which, the effect of air flow, solid content and aerator on oxygen transfer characteristics is studied.
在此基础上考察了空气流量、固含率、曝气装置对该反应器氧传递特性的影响。
Based on which, the effect of air flow, solid content and aerator on oxygen transfer characteristics is studied.
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