谐振器

Its basic idea is to use ZVS circuit which makes the main circuit of inverter resonate at every beginning of carrier period, so each power devices can be commutate when the voltage of main circuit's DC bus line is zero.

其基本思想是，通过零电压开关电路使逆变器主电路在各载波周期起始时刻产生谐振，确保各功率开关器件在主电路P、N极间电压为零期间进行动作切换。

Chapter 3 extends multi-resonant technique and develops a general concept of Nth (N≥2) order quasi-resonant converters .

第二章对已有的准谐振型开关功率变换器电路拓扑，分析方法和一些特性进行了概括。

Finally, the impact of series resonant current limiter on relay protection and over voltage in grid was explored.

最后探讨了串联谐振式限流器对继电保护和电网过电压的影响。

Research on new type short circuit current limiter utilizing LC harmonic oscillation.

利用LC谐振的新型短路电流限制器的研究。

The transmittance and dispersion relations of one-dimensional photonic crystals containing negative refraction materials were calculated.

利用这一特征可以制造高品质的宽带全方位反射镜，有望在半导体量子阱激光器、共振腔光发射二极管等光电子器中的谐振腔中发挥重要作用。

The equivalent form for the PI regulator in stationary form is deduced and a resonant link is proposed.

最后分析了旋转坐标系下能实现稳态无静养的比例积分器在静止坐标系下的等效形式，提出包含单次谐波内模的谐振控制器。

The difference between a hard switching and quasi resonant flyback converter is the turn on time point of the primary

硬开关和准谐振反激变换器之间的差异在于一次侧开关的开启时间点。

Due to the fact, that the 800V quasi resonant flyback has lower

事实上，800伏特准谐振反激变换器拥有更低的峰值

This device is a basic platform well suited for cost effective designs of Quasi resonant switching flyback converters.

这个装置是一个基本的平台，良好的准谐振反激变换器开关符合成本效益的设计适合。

This paper presents analysis in detail and designs a Zero-Current-Switched Quasi-Resonant SEPIC converter in full-wave mode.

该文详细分析和设计了一种实现零电流软开关的全波模式下的准谐振SEPIC变换器，并利用Matlab6。

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。