查询词典 switching

In order to optimize performances of shunt active power filter of harmonic compensation, attenuation ratio for switching ripple, stability and power losses, an improved LCL filter topology was presented based on the analysis of the frequency characteristics of the LCL filter, in which a switching-ripple shunt branch and a series-inductor were adopted to the damping resistor to reduce the power losses dramatically.

为了使并联有源滤波器谐波电流补偿性能、开关纹波衰减率、系统稳定性和功率损耗等方面性能得到系统的折中和优化，提出了一种改进型LCL滤波器拓扑，该结构充分利用了LCL滤波器的频率特性，在阻尼电阻两端引入开关纹波谐振分流支路，同时在阻尼电阻上串联一小电感，有效的减少了阻尼电阻的损耗而不改变系统的静态和动态性能。

This device, which is composed of oscillator, switching capacitor, second-order tracking system, digital switching system, power-amplifier circuit and Helmholtz coils , can produce rotating magnetic field whose frequency and strength can be adjusted continuously.

该装置由振荡器、开关电容、二阶跟踪系统、数字开关系统、功放电路及亥姆霍兹线圈组等部分组成，可以产生频率、强度连续可调的旋转磁场。

To realize the specialization and metaphorization of the themes and idea of poems by switching images, to realize the specialization and symbolization of the histrionic structures, scenes, librettos, and images by switching language signs.

通过意象形象的转换实现诗的思想与观念的对应物的具象化、隐喻化；通过语言符号的转换，实现戏剧性结构、场景台词、意象的具体化、符码化。

Therefore, this article based on consumer switching costs and the limited liability effect of debt, builded a duopoly competition model of horizontal differentiation, using a combination of game theory and computer simulation to be an analysis methods, inspection the firm's Financial decisions in the capital market and the competitive strategy in product market when the customer switching costs existed.

因此，本文基于对消费者行为中的顾客转换成本考虑，从债务的有限责任效应出发，构建一个双寡头的横向差异化竞争模型，采用博弈论与计算机模拟相结合的分析方法，考察存在顾客转换成本时，企业在资本市场上作出的融资决策以及在产品市场上作出的竞争策略。

The raise of power electronic device's switching frequency brings on a series of problems such as switching loss, component wastage, inductive turn off and electromagnetic interference etc.

电力电子装置开关频率的提高带来了开关损耗与器件损坏问题、感性关断和电磁干扰等一系列新问题。

By means of forced synchronization of current in thyristor branch with the line current, the mode switching from capacitive mode to Bypass can be implemented. In the switching strategy from capacitive mode to inductive veriner mode, a method of thyristor conditional firing is put forward. The thyristors will be fired and conducted on condition that both line current and capacitor voltage are inphase.

通过强制晶闸管支路电流与线路电流同步，实现由容性区到Bypass模式的切换；在由容性区到感性微调模式切换的过程中提出了晶闸管条件触发的方法，即当线路电流和电容电压满足同向条件时晶闸管才触发导通。

Shen Zhen Blue Iron Technology Limited is a professional manufacturer of switching power supply, switching mode charger, car charger and so on.

深圳市蓝铁科技有限公司是一家专业从事开关电源，电源充电器，车载充电器等产品开发和生产的厂家。

Due to the existence of the switching signal, its dynamics may become very complicated, for example, the state trajectory may jump at the switching point, and its stability may change.

由于切换的存在使得系统的动态特性变得非常复杂，例如系统的状态轨迹可能会发生跳变，系统的稳定性可能会发生改变。

But disconnect the load and the output correctly, in the time, I fail to understand why it suddenly occurred to power does not output voltage may also be due to eircuit the power protection, since switching power supply does not have the problem, according to the circuit diagram check switching power supply external power supply module one by one, if the hinge-counter, discovered its signal line wrap wire close to counter one end of the triadha into the signal lines, causing a short circuit input line.

可是断开负载，其输出正常，在百思不得其解之时，笔者突然想到电源不能正常输出电压也有可能是由于负载短路使电源保护造成的，既然开关电源本身没有问题，按照电路图检查开关电源外围的供电模块逐一排查，当检查到折页计数器时，无意中发现其信号线外缠绕的钢丝线接近计数器的一端扎进了信号线中，造成输入线短路。

By using methods of passivity and switching control, the linear subsystem is transformed into a robust strictly passive system and it is asymptotically stable independent of the switching policy.

用同样的方法解决了一类具有结构不确定性的多输入非线性级联系统的鲁棒不变切换控制问题。

In her eyes, because that is the doorway toher heart * the place where love resides.

女人的漂亮必須從她的眼睛中去看，因為那是她心靈的窗戶和愛居住的地方

I will send some postcards to you.

我会向你发送一些明信片。