Answer / hams

Key phasor always used to give pulse triggering in each and every rototion of the shaft.

Answer / mst

it is used for determining a phase angle.
during trim balancing of turbine it is used to identified certain vibration in a specified angle.

Answer / raj

Keyphasor use foe turbine RPM measurement

Answer / vikrant kumar

IT USED TO ELIMINATE MANY POTENTIAL PITFALLS AND HELPS TO GIVE GOOD DIAGNOSTICS. ITS GIVE VISUALIZATION OF PROPER NOTCH AND GEARS POSITION.

Answer / jong oconer

keyphasor is used for speed monitoring.

Answer / umapathi r

Keyphasor is used for reference signal in absolute phase and also measured the shaft speed

Answer / unaise

keyphasor is used to insert vibration sensor or proximeter prob

in instrumentation why we are using 4-20mA , why not voltage ? if somebody design a instrument which works on voltage then can we use that instrument?

6 Answers  

What is PDS and PDMS ?

0 Answers  

find the kp ki kd from the transper function G(S)=29.44s+04707/1.5349s2+s

0 Answers  

what is Pre- commissioning.

5 Answers   Saipem, Takreer,

Dear sir I am MD.zafar eqbal. I have taken this id from allinterwiev .com I have qustion if you dont mind. 1.what is the maximum operating temprature in instrumentation. 2. I want know about viberation i mean wahat types of sensor used in viberation And what types of trabsmitter used.and hiw to control it and wher is used of viberation transmitter and finally how to control it and what types of fault come. Sorry for disturbing you. I know you have no reason for help me. Because you dont know about me.but i request you please help me these question are very usefull for my feauture.plz sir Thanking you. Sent from Yahoo! Mail on Android

4 Answers  

How can we measure the level of a closed system like drum

3 Answers  

What is the deffernce bet. Instrumentation and Electrical Enginerring?

1 Answers  

what's the reson that,Load is not same on VFD I/P and O/P Side.whenever DOL condition load is same I/P and O/P side.

2 Answers  

what is the difference between sensor and tranducers?

12 Answers  

what is the difference between laminor flow and turbulant flow

2 Answers   Invensys,

How do bending tubing provide better measurement than using tubing fittings such as elbows?

0 Answers  

My question may be very basic or childish but this question still persists in me, someone plz help me 1.why do we go for differential equations to analyze a system? 2.why do we solve it using matrices, is there any specific reason for using matrices other than the stories like it is simple,faster etc.

2 Answers