目的近年来出现的新型术中MRI系统对于梯度线圈提出了很高的要求,尤其重要的是低电感和高效率。
Objective Gradient coils of the intraoperative MRI system developed in recent years are required for low inductance and high coil efficiency.
它的关键思想是将改进结构的GTO与反并联二极管和门极驱动电路集成在一起,再与其门极驱动器在外围以低电感方式连接。
Its key idea is that integration of GTO with improved structure, antiparallel freewheeling diode and gate drive circuit, then connects its gate drive by low inductance.
在过去的两周,从米兰到巴黎,这种秘密的心电感应在关于低至踝关节的贴身底裤上发出了相同信号。
Over the past two weeks, from Milan to Paris, that mysterious telepathy has been signalling skintight underpants that reach to the ankle.
高频匹配网路主要采取集中参数低通形式,串联部分电感、电容参加匹配,并联部分对地电容参加匹配。
The high frequency matching network mainly used lumped element lowpass network, including the series capacitance , series inductance and shunt grounded capacitance.
高频匹配网络主要采取集中参数低通形式,串联部分电感、电容参加匹配,并联部分对地电容参加匹配。
The high frequency matching network mainly used lumped element lowpass network, including the series capacitance, series inductance and shunt grounded capacitance.
随着频率增加,理想电容的电抗会接近零。然而,这是不可能的,市场上没有这样理想的电容。此外,铅和IC封装也会增加电感。应该用多个低esl 。
In addition, the lead and the IC package add inductance as well. Multiple capacitors with low ESL (Equivalent Series inductance) should be used to improve the decoupling effect.
如在定子绕组内部故障情况下,气隙电感量的计算必须考虑低次和分数次谐波的影响。
If the stator inside winding is out of order, we must consider the influence of the harmonic wave with low orders or fraction orders when calculating the air space inductance values.
利用耦合电感滤波网络,达到低纹波的要求,同时不会破坏原开关电源的动态性能。
Taking advantage of coupled-inductor filter network, the requirement of low ripple is achieved without decrease of the dynamic performance of power supply.
它允许使用非常低的直流电阻(DCR)功率电感(0.3米?)通过增强电流检测信号的SNR最大化变换器效率和增加功率密度。
It enables the use of very low DC resistance (DCR) power inductors (0.3m?) by enhancing the SNR of the current sense signal to maximise converter efficiency and increase power density.
应该用多个低esl(等效串联电感)电容来改进去耦效果。
Multiple capacitors with low ESL (Equivalent Series Inductance) should be used to improve the decoupling effect.
体积小、自愈性好,电感量低,高频损耗小,过电流能力强,能承受瞬间大电流冲击。
Small size, good self-healing effect, low inductance, low loss at high frequency, strong over-current ability, and can withstand high current impulse.
传统的高压钠灯配备的是电感式镇流器,其体积大,本身功耗大、功率因数低、调光困难等。
Traditional ballast components of inductance ballast has some disadvantages which include large volume, high self consumption, low power factor and difficult to adjust.
低的RDS (ON)的集成开关在重负载确保高效率,同时最大限度地减少关键的电感,使布局设计方面的分立解决方案更简单的任务。
The low RDS (on) integrated switches ensure high efficiency at heavy loads while minimizing critical inductances, making the layout design a much simpler task with respect to discrete solutions.
在此基础上,分析了开关的结构参数改变对散射参量的影响。并且提出了等效电感的计算方法,低谐振频率电容式MEMS开关和宽频段电容式MEMS开关的设计方法。
Based on the analysis results, I got the switch inductance from the CLR modal, designed low resonant frequency MEMS capacitive switches and wideband MEMS capacitive switches.
高通线路只用了一只电容,低通线路只用了一个电感,完全奉行极简原则,将分音器元件的干扰降到最低程度。
Both high-pass circuit and low-pass circuit use only one capacitor, which goes well the principle of simplicity to reduce the interference of crossover elements to the lowest.
低漏磁电感。
低漏磁电感。
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