Answer / girish

generator which converts mechanical energy into electrical
energy...

Answer / ripul

piezoelectric crystals convert mechanical
energy(eg:pressure)to voltage..

Answer / pramod

windmill

Answer / siddhant

turbines can convert it.. when turbine connected to generator

Answer / u.nathan

piezoelectric crystals convert mechanical
energy(eg:pressure)to voltage and it also again convert
voltage to mechanical energy

Answer / santhosh rapilane

tachometer

please send the drdo exam paper

0 Answers   DRDO,

Foe selecting control valve if i have the min,normal & max data of flow rate,inlet pressure& outlet pressure,inlet tem.&density than how can i assure that these data are correct,pl. let me know if therew there is any method to check it.& also how we assure that the Cv we get from this data is suitable for valve for controlling require flow.

3 Answers   HPCL,

what r all the type of viberation measurement measuring in turbin? what's the output of viberation sensor?

2 Answers  

what is the PC interface and software for connection to ABB logic module “ LM011-CE18RAC “ ( for Programming ) ??

0 Answers  

Explain , how timer based pneumatic control valve will work ?

1 Answers  

HOW TO CALCULATE ACCURACY OF AN INSTRUMENT. WHICH IS COMPITABLE FOR USE.

0 Answers   ABB, NTPC,

in which principle pressure tx,level tx ,flow tx,temp tx ,control valve works?

0 Answers   IOCL, JSW,

transmitter in 3 connection +,-,And test mode so how Use To Test Mode

1 Answers   Essar,

How to zero trim the level transmitter by using foundation fieldbus communicator.

2 Answers   Emerson,

why we use negative 24vdc to a proximeter

4 Answers   KNPC,

what step is taken for ESD ( emergency shut down) in DCS REPLY to hashimka20009@gmail.com

0 Answers   Bosch, Eskom, Sabic,

In control valve there are two type of valve seat we can use metal to metal seat & soft seat.On this valve seat i have following doubt. 1)I have never seen practically the internal assembly of valve so my doubt is that basically weather the seat is soft seat or metal its basic MOC is same as valve body(SS or CS) only in soft seat we are using PTFE ring & place on valve seat & in metal this PTFE ring is not threr am i correct??????? 2)what are the common general rule for using metal to metal seat & soft seat,means its depend on process parameter like liquid,gas, steam & on valve leakage class.

1 Answers