1) third carrier wave
三次载波
1.
In addition,the concept of third carrier wave is put forward and is put into practice,to tackle the multi-variable optimization p.
另外,针对多变量优化最后几个变量精度较差的问题,提出了三次载波的概念并付诸实现。
3) carrier wave two times
二次载波
1.
In this paper,some methods are put forward,to use the information of the current solution and to change the search path to the optimal point,thus improving the converging velocity of the COA(chaos optimization algorithm) based on carrier wave two times.
针对一般的二次载波的混沌优化方法收敛慢的弱点,提出了一些改进的方法。
4) third harmonic generation
三次谐波
1.
Study on the third harmonic generation induced by the second-order cascading in nonlinear photonic crystal;
光子晶体中二阶非线性过程产生三次谐波的研究
2.
4) were grown by Czochralski method and their critical phase matching angles of third harmonic generation (THG) of Nd∶YAG laser (1064 nm) were measured.
通过研究生长不同Gd离子和Y离子配比组份的GdxY1 -xCa4 O(BO3) 3晶体 ,得到了室温下可以实现非临界相位匹配产生 10 64nm三次谐波的新型非线性光学晶体Gd0 。
3.
The dual-tripler scheme for third harmonic generation(THG) is studied by the coupled equations under the small signal and high power condition((1.
5 GW/cm2)条件下研究了晶体串接三次谐波(THG)转换方案,并利用实验验证了该方案。
5) third harmonic
三次谐波
1.
The third harmonic voltage of generator terminal TV is measured during the electric commissioning of first gas turbine of Zhangjiagang Huaxing Power Plant.
在张家港华兴电厂第1台395MW燃气机组电气调试时,发现发电机机端电压互感器开口三角绕组出现很大的三次谐波电压,通过录波对机端电压互感器二次开口三角绕组三次谐波电压产生的原因进行分析,并通过MATLAB对电压互感器一次中性点接地和不接地两种不同情况进行仿真分析,进一步验证一次中性点不接地的电压互感器,消除三次谐波的方法是解决激磁电流中三次谐波流通的通道。
2.
A method for detecting rotor position of brushless DC motor based on counter emf third harmonic is introduced in this paper.
文章对利用反电势三次谐波检测无刷直流电机转子位置的方法进行了介绍,此方法比传统的直接利用反电势的方法实现简单,检测速度范围更宽,而且不需要移相和深度滤波。
3.
To meet the needs of power transformer blower fan motor strict protecting demands in the substation, the motor protection based on third harmonic for 35kV substation main transformer air cooled system is introduced in this paper.
针对电力变压器风机电机保护要求高的特点,提出了一种利用三次谐波的35kV变电所主变风冷系统的电机保护装置,给出了该保护装置的基本原理,包括三次谐波的获取方法,相位比较器的结构、原理等。
6) Third-harmonic
三次谐波
1.
Effects of Third-harmonic Flux Modulation on Core Losses in Induction Motors;
三次谐波磁通对异步电动机铁耗的影响
2.
The methods of loss reduction in transformers through utilization of third-harmonic flux are studied by means of experimentation.
通过实验手段 ,分别采用注入三次谐波磁通、改变变压器绕组的连接方式和加入无源滤波器的方法验证利用三次谐波磁通调制技术实现三相变压器节能的可行性和有效
3.
The different parameters of system not only influence the value of high-order moment, but also influence the critical order that the high-order moment of fundamental wave becomes bigger than the third-harmonic wave s.
本文研究了三次谐波系统混沌态光场中光子数高阶矩的统计行为，结果表明，系统参数不仅对高阶矩取值有影响，而且对出现基波大于谐波同阶高阶矩的临界阶数取值也有影响。
补充资料：电力线载波保护复用载波机
电力线载波保护复用载波机
multi purpose PLC equipment for teleprotection system
d一onl一x一on zolbo boohu fuyong 20一boJ-电力线载波保护复用载波机(multi purposePLC equiPment for teleProteetion system)见电力线载波机。
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