Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...

What is the difference between AC Drives and DC Drives?

Answer Posted / mayur patel

in dc drives speed control is done by armeture control
(below base speed)and field control(above base speed)while
in ac drives speed control is done by changing th frequncy.

Is This Answer Correct ?    71 Yes 17 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is big transformer parts and their function ? Ty

2271


I have 2500KVA transformer delta/star,13.8KV/380V provided with LV 4000A breaker. Already I have 2300KW motor feeder with a full load 90%. Is it possible to connect another 1600A from that breaker? If so how the calculation is done?

3853


What are test values for an 63 KVA and 100 Kva Distribution Transformers for the following typical tests 1)Magnetic balance 2)Short circuit test 3)Open Circuit test 4)Vector group confirmation test .please give me the standard values for all the above tests.

2772


What is warm / cold start of HT motors. How many warm start & cold start are possible in a day?

2103


How to justify this statement ??? "Capacitors in series provide less capacitance but higher voltage breakdown rating for the combination"

1926


IN SINGLE PH TRANSFORMER IF LEKAGE IMPEDANCE DROP IS NEGLECTED ,THE FLUX IN THE MAGNETIC CORE and the lekage flux linking a winding are a)proportional to the applied v to the winding i respectively.

2171


Which device of PlC does share load between DG sets when DG are running in perallel?

2139


what is the easiest method of short circuit current calculation ? pls. derive with a mathematical example in real life application.

2480


How to calculate total harmonic distortion level(THD) in VFD? and how can we reduce harmonics?

4114


what is transient stability analysis means?

2196


What is the effect on in Zone and out zone fault if Phase side CT is Vk/2<30 mA and Neutral side is CT is Vk/4<30 mA for Transformer REF protection

3865


please send me the L&T Emb. sys. placement papers and entire details of pattren

2375


how does directional relay work incase of ac ?

1564


what is the safety of voltage power transformer(2250KVA0

2038


What will be the effect of circulating current in HT xlpe cable when both the armour ends are grounded. Will the termination fils after some time in case of 33 kv supply.

2123