1.
The Phase-Locked Synchronization Control System of AC Motor Variable Frequency/Work Frequency Switching;
交流电机变频/工频运行切换锁相同步控制系统
2.
cascade power-frequency testing transformer
串级工频试验变压器
3.
Time-Frequency Transform Tool wavelet Transform and the Application to Project;
时频变换工具—小波变换及其工程应用
4.
VF-FF synchronous switchover controller for revolving air preheater
回转式空气预热器变频-工频同步切换控制器
5.
The Study on the Control Device for Measuring the Transmission Line Parameters by Variable-frequency Electrical Measurement;
输电线路工频参数变频测量控制系统的研制
6.
Flowrate Control for Frequency and Inverter Pumps in Parallel Operation
工频与变频输油泵并联运行的流量调节
7.
Frequency agile radar synthesis detection unit works in frequency hopping state in RF band.
频率捷变雷达综合测试仪工作在射频段捷变状态。
8.
The Analyse and the Evaluation of the Power Frequency Electric Field and Magnetic Field Around the City;
城区输变电设施工频电场与工频磁场的分析与评估
9.
On the Fequency Conversion Processes in the Plant and its Applications;
变频调速工艺在电厂输煤系统的应用
10.
Study on Power Frequency Error of SPWM in Active Inverters;
有源逆变中SPWM工频误差问题的研究
11.
Energy-saving Analysis of Transducer in Water Supplying System;
变频器在给水工程中节能降耗的分析
12.
The Application of Programmable Logic Controler and Inverter in Engeering Control Equipment;
PLC及变频器在工控设备中的应用
13.
Study on Power-frequency Electric Field of the 500kV Transmission and Transformation System
500kV输变电系统工频电场的研究
14.
The application of Frequency Control on Steady Vehicles Group in Shaft Construction
稳车群变频调速在井筒施工中的应用
15.
Calculation of Power-Frequency Electric Fields at HV Substations by BEM
采用BEM计算高压变电站工频电场
16.
Application of variable frequency pump on modern building water supply project
现代建筑给水工程中变频水泵的应用
17.
Master/Fellower Application of ABB Drive on Industry
ABB变频器主从控制在工业上的应用
18.
Discussion of Electrical Insulation System Used in Variable Freqency Motor Detecting Partial Discharge at Power Frequency
变频电机绝缘结构在工频下局部放电测量的探讨