查询词典 parallel resonance

Resonance in the region of +40 to +150 KHZ for plano parallel resonators biconvex or piano-convex resonators.

在AT切型中，对于平面芯片，"不和谐的响应"只存在于主响应的+40至+150KHZ之间，对于平凸或双面凸的芯片，寄生则在+200至+400KHZ之间。

The present magnetic resonance electrical impedance tomography method can only be used in MRI systems in which the main magnetic fields are parallel to the horizontal plane. In this paper, a new MREIT method with currents injected from an oblique plane is proposed. It can be used on MRI scanners with either permanent magnet or superconductive magnet.

现有的磁共振电阻抗成像方法只适用于主磁场平行水平面的磁共振系统，本文中提出了一种新的MREIT方法即斜位电流注入磁共振电阻抗成像，同时适用于主磁场垂直于水平面的磁共振系统。

The efficiency of the devices which are used to generate, transmit, and consume the electricity are reduced and the normal operation of variety of power devices are influenced by the harmonic wave which will cause to part parallel and serial resonance.

谐波降低了发电、输电及用电设备的效率，影响各种电力设备的正常动作，引起公用电网中的局部并联谐振和串联谐振。

So if the distance between parallel walls fosters a resonance at, say, 50 Hz, you might hear 200 Hz, or 350 Hz, when you clap your hands.

所以， 如果墙壁之间的距离平行促进共振时，也就是说， 50赫兹，您可能会听到200赫兹或350赫兹，当你拍你的手。

In series capacitance,the low frequency is load resonance frequency.In parallel capacitance,the high frequency is load resonance frequency.

在串联电容时，负载谐振频率是两个频率中的较低的那个频率，而在并联电容时，负载谐振频率则是其中较高的那个频率。

On the disribution transformer, whose impedance is independent of varying load while the frequency is higher than 25KHz, and the parallel resonance frequency of which is in 3~10 kHz.

由探讨知，杆上配电变压器的并联共振频率约在3~10kHz之间，在此频率范围，信号的分路损失最小，又载波频率高於25KHz时，其分路损失几与负载的变动无关。

This paper,by analyzing the working theory of the voltage stabilizing transformer and the parallel resonance of saturation core coil,explains the influence of the capacitor on the range Voltage stabilization,and also the method to prevent capacitors from being damaged by high vo-ltage is introduced.

通过对稳压变压器工作原理及饱和铁芯线圈并联铁磁谐振的分析，讨论电容对稳压变压器稳压范围的影响。

Passive power filters is adopt widely because it is simple configuration, convenient maintenance, low cost and etc. Otherwise, passive power filters is easy affect by change of system parameters, can' t remove sequential harmonics, and easy arose series and parallel resonance with system.

无源电力滤波器由于其结构简单，维护方便，造价低廉等优点仍然成为目前普遍采用的一种滤波手段，但是无源电力滤波器受到系统结构变化影响较大，不能消除连续谐波，且容易和系统阻抗发生相互作用，引起串联、并联谐振，严重时甚至使系统崩溃。

Three reference current detecting methods are presented for single-phase active power filter, i.e. fundamental current detecting method based on parallel resonance of passive LC filter, fundamental current detecting method based on switched-capacitor filter, harmonic current detecting method based on d-q transformation and its improved circuits.

同样通过采用并联变压器二次侧多补偿绕组的结构来提高有源电力滤波器的容量。4、提出三种单相有源电力滤波器指令电流的提取方法，即基于LC并联谐振的基波电流检测方法、基于开关电容滤波器的基波电流检测方法、基于单相d-q变换的谐波电流检测方法及其改进电路。

The present invention provides a multilayered chip capacitor comprising internal electrodes and external electrodes formed to be perpendicular to the internal electrodes, whereby parasitic capacitance is reduced, resulting in no parallel resonance frequency effects.

本发明提供了一种多层片式电容器，该电容器包括内部电极以及垂直于内部电极形成的外部电极，从而降低了寄生电容，并获得了无并联谐振频率的效果。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。