what is VFD and how to save the power by using VFD?

Answer Posted / pvp

Power consumption is directly proportional to N3 and
speed is directly proportional to Frequency.

If we reduce 2 to 3 Hz also will give good power saving.

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

why the arc welding machines require parallel earthing systems? ie why each machines are connected to earth pit by separate wires during earthing? wats it adavantages?

1733


In which working principal temperature transmitter work.explain in detailed.

1827


Whether IP65 enclosure box blocks ventilation if driver for LED have to enclosed inside IP65 box

1588


how to compute kvar in substation feeder to improve power factor and sending voltage

1644


what would happen if reactive power (kvar)is increased (more)or decreased (less)? how much exact reactive power should be maintained? and what should be done for that

1775






In MEP Services what are parts of STP and what are there function?

2938


In cable sizing calculation (determining the max route length of cable) why we choose the shortest length between cable length of full load current Iflc & starting current Istart?

2776


what kn of disc is used in 33kv,132kv,220kv,400kv,800kv transmission line

2862


What is the unit of charge and current?

626


i have to install a HT panel, what components, I have to use in this and what will the diagram of that diagram,please tell me each and everything.

1341


high voltage transformer input voltage,current and amps rating..distributed transformer input voltage,current and amps rating...

1535


completed BE & done apprentice at tneb & having experience 6 years. want to get c license. will apprentiship & BE be helpful for getting c license. will i get any preference by showing this?

1192


why should the primary of transformer be connected in delta in a heat run test?

1465


can we use CBCT in neutral of solidly grounded transformer? in place of three phases we can pass only one phase which decreases the size of CBCT?

1763


The screw thread commonly used for transmission of motion is one of the following types of threads

695