1) active dynamic filter

有源动态滤波器
1.
And an active dynamic filter is also depicted.

叙述了变频钻机电传动系统的现场测量波形,分析了电传动系统电磁干扰的主要因素并综合了各种处理方法,同时叙述了有源动态滤波器的特点与配置。
2) active power filter

有源滤波器
1.
A design of active power filter based on selective harmonic elimination technique;

基于特定消谐技术的单相有源滤波器设计
2.
Study of injection-type hybrid active power filter;

注入式混合型有源滤波器研究(英文)
3.
Parameter design and engineering application of injection-type hybrid active power filter;
注入式混合型有源滤波器的参数设计及工程应用
3) active power filter(APF)

有源滤波器
1.
An improvement scheme for the parallel hybrid active power filter(APF) is presented: a resonance branch was paralleled to the original parallel hybrid APF,which greatly reduced the total capacity of the APF without damaging its filtering performance.
介绍了对并联混合型有源滤波器的一种改进方案,在原来的并联混合型有源滤波器的基础上并联一谐振支路,在不影响原来对谐波的滤除效果的前提下,大大降低了APF的总容量。
2.
In the control strategies for an active power filter(APF),the determination of harmonic and reactive components of the load current is the most important stage.
有源滤波器作为改善电能质量一种有效的手段,它要求快速准确地检测出负载电流中的谐波和无功分量。
3.
Based on the analysis of the harmonic sources and the methods of compensation,a new filtering measure,active power filter(APF) is presented,including its working principle and internal structure.
从谐波源及谐波补偿方法的分析出发,着重介绍了一种目前新兴的滤波措施——电力有源滤波器的工作原理和内部结构。
4) active filters

有源滤波器
1.
Two phase Control Method for Active Filters Fit for asymmetrical Systems;

适用于不对称系统的有源滤波器的两相控制法
2.
Optimization design of active filters based on adaptive parallel genetic programming;

基于自适应并行遗传算法优化设计的有源滤波器
3.
The present status for HVDC converter station is presented,and its future development trends are discussed in several aspects such as power electronic components,active filters,optical direct current transducer,control and protection system,mode of connection,etc.
在介绍高压直流换流站技术现状基础上,从电力电子器件、有源滤波器、光电流传感器、控制和保护系统、接线方式等几方面,探讨换流站技术的发展趋势。
5) active filter

有源滤波器
1.
Design of active filters in the dipole array acoustilog instrument.;

偶极子声波测井仪器中有源滤波器的设计
2.
Current tracking control of injection-type hybrid active filter;

注入式混合型有源滤波器的电流跟踪控制(英文)
3.
Active filter with typical harmonic source and simulation research;

针对典型谐波源的有源滤波器及仿真研究
6) APF

有源滤波器
1.
Circuit design of IPM and its application in APF;

IPM智能功率模块电路设计及其在有源滤波器装置中应用
2.
Research on Harmonic Current Detecting in the Design of APF Based on DSP;

有源滤波器中基于DSP的谐波电流检测方法研究
3.
FuzzyPI control used in APF;

基于模糊逻辑的参数自整定PI控制在有源滤波器中的应用
补充资料:回波动态滤波器
回波动态滤波器
超声学检查设备的元件之一。按照回波信号目标的距离能自动调节自身频率特性的滤波器。在脉冲反射式超声切面成像的新发展中,采用了多频同时发射探头,被发射出的多频率超声波经组织反射又返回探头。在接收器所接收到的多频率反射波中,使用可变带通滤波器作为频率选择器,自动地转换选择器的选择频率,令其在近场用高频率、远场用低频率实现动态频率扫描。这样,一个探头既可有浅部的高分辨率,又有深部的高灵敏度。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条