variable frequency converterの例文

Research of static phase - advancers controlled by ac - ac frequency converter Use of ac - ac frequency converter of siemens in yongcheng coal - electric co . , ltd

Colour frequency converter

In frequency converters this property makes it possible to perform regenerative braking. Frequency converters used to control AC motors may have efficiencies exceeding 98 %. There are devi......

Stuxnet requires specific slave variable-frequency drives ( frequency converter drives ) to be attached to the targeted Siemens S7-300 system and its associated modules.

In a traditional superheterodyne radio receiver, most oscillator drift and instability occurs in the first frequency converter stage, because it is tunable and operating at a high frequenc......

Design of experimental device for frequency - converters Application of frequency - converter on water flow standard facility Application of frequency - converter control system based on t......

It is shown that closed loop circuit feedback control and open loop control are separated during the zero - power start up process . the self - starting of the medium frequency converter i......

Although the converting machines are frequently called'rotary converters'or'rotary frequency converters', they are not the rotary converter used frequently by subways to convert low-freque......

Two transformers reduce voltage for the static frequency converters. Another concept using static frequency converter had a " cycloconverter " connected between the rotor and the AC grid. ......

The harmonic administer and reactive power compensation for low - voltage frequency converter

"' Robert Allen Pease "'( August 22, 1940  June 18, 2011 ) was an LM331 voltage to frequency converter, and the LM337 adjustable negative voltage regulator ( complement to the LM317 ).

Ultra linear voltage - to - frequency converter Voltage - to - frequency converter Semiconductor integrated circuits . detail specification for type jb537 voltage - to - frequency converte......

Variable division frequency divider

Power electronics based variable frequency drives are rapidly making older technology redundant. These are now replaced with large AC motors with variable frequency drives. Additionally, s......

Power electronics based variable frequency drives are rapidly making older technology redundant. These are now replaced with large AC motors with variable frequency drives. Oilfield-Electr......

These are now replaced with large AC motors with variable frequency drives. Power electronics based variable frequency drives are rapidly making older technology redundant. Oilfield-Electr......

Variable frequency local oscillator

The two variable frequency oscillators track each other at frequencies 100 kHz apart. A Clapp circuit is often preferred over a Colpitts circuit for constructing a variable frequency oscil......

Variable frequency power supplies are made for motors in the thousands of horsepower, which convert AC to DC and back to variable frequency AC for " soft starts " to eliminate the flicker ......

The variable-frequency transformer behaves as a continuously adjustable HVDC, the variable frequency transformer does not demand harmonic filters and reactive power compensation. This was ......

Variable frequency vibration test method

Variable low frequency standard

Variable speed constant frequency Closed - loop control of matrix converter used for variable speed constant frequency supply system Sliding mode control during variable speed constant fre......

Variable - frequency speed control and its application example Variable - frequency power supply of industry vibrator based on 80c196mc Transformation of motor ' s cooling fan variable - f......

Direct torque control ( dtc ) , which developed after the field - oriented control , is a novel and high - performance control strategy for ac variable - frequency drives Data acquisition ......