1) Phase of the second power
小相序
2) Sequence wavelet hiberarchy correlation method
序列小波层次相关法
3) the Preface
小序
1.
Studying about the Preface of the Xiaoxue(小学) School in Sikuquanshu (四库全书);
《四库全书总目提要》经部“小学”类小序注析
4) phase-sequence
相序
1.
Phase and Phase-sequence Optimization Model Based on Dynamic Ordinal Samples Cluster Algorithm;
基于有序样本动态聚类的信号相位相序优化模型
2.
The analysis of error in reactive work Watt-hour meter measurement caused by phase-sequence reversal;
反相序引起无功电能表计量差错分析
3.
The relations between the terminal voltage of the bulb and phase-sequencc in phase-sequence de-tection electric circuit are studied in theory and quantitative analysis by using Kirchoff s laws and sine-type al-ternating current symbolic method.
运用基尔霍夫定律和正弦交流电的符号法对相序检测电路中灯泡端电压与相序的关系进行了理论推导和定量分析,以此为依据说明相序的判断方法。
5) phase order
相序
1.
The problem of phase order in transformer substation s erection;
变电所安装中的相序问题
2.
The wire linking is completely checked by active power value,reactive power value,mutual inductor polarity,phase order and the link of detecting instruments.
分析了功率测量的基本原理、判断错接线的方法,提出用有功测量值来判断接线的正确性是不全面的,应从有功测量值、无功测量值、互感器极性和相序以及测量仪器的接线判断接线的正误。
3.
Based on counter 8253 and microcomputer 89s51,the trigger circuit is constructed,and through using phase order checking circuit and phase-order revising circuit a self-adap.
提出了基于锁相环的电压同步检测电路的原理与设计,保证了同步信号对电源频率的跟踪;设计了以单片机89s51、计数器8253为基础晶闸管触发电路,并通过相序检测、校正电路实现了相序自适应触发;提出采用高频互补对称触发脉冲设计方法,有效地减小了对脉冲变压器的功率要求。
6) phase
[英][feɪz] [美][fez]
相序
1.
The Induction Measuring Instrument for Phase of 10KV Electric Wire;
感应式10KV线路相序测定仪
2.
Relays and capacitors and some other simple elements are used to design an automatic regulating device for motor phases,which can make current flow to the motor in a direction fixed mode.
利用继电器及电容等简单元件设计的一个电机电源相序自动调节装置 ,保证电源以顺向的固定模式输向电
补充资料:电力系统相序翻转过电压
电力系统相序翻转过电压
phase reversing overvoltage in electric power system
d lonl一x{tong xlongxu fonzhuon guod一onyo电力系统相序翻转过电压(phase reversingovervoltage in eleetrie power system)见电力系统断线谙很过电压。
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