How to control speed of DC motor with AC power?

Answer Posted / a murthy

BY USING SUITABLE POWER ELECTRONIC CONTROLLERS LIKE
CONTOLED RECTIFIERS (BASED ON POWER RATING ) WE CAN CONROL

Is This Answer Correct ?    2 Yes 3 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is x'mer ,isolation x'mer & yltra-isolation x'mer?????

1845


71ohm,111ohm,95ohm,179ohm in calculate the total ohm in series circuit

1241


what is meant by 2 within a star in a voltmeter dial?

1524


WITCH CARDS IN USE IN FIRE CONTROL PANEL.

1464


Whar is the KvA rating of 33Kv substation & actual kv rating of power generaating station.

1889






how to calculate differential current when we testing differential relay..suppose we have 1000kw generator,630amp VCB,what value we should put /inject so that relay trip the VCB? PLLZ justify ur comment

1168


Can any body tell gulf interview question for experienced electrical engineer ?

1629


how indusrial diesel generator work

1473


100 MVA 3-phase alternator with earthed neutral has a reactance of 5 ohms per phase. what will be the fault MVA of generator.

1847


what is the difference between ups & inverter

5523


the site measured knee point voltage of protection class CTs should be greater than rated knee point voltage? what about meetering class CTs. Should it be below the rated knee point voltage?

1641


How to maintain ac plant?

1531


How to test REF relay testing for LV panel as per Kahramaa standard?

4262


How to calculate the copper in HT motors if KW, RPM & Voltage is given

2599


where is core-type and shell-type construction suitable for transformers ?

1653