Answer / naresh

Null meter is
continuously monitoring
the outputs of auto &
manual modes.if any
difference comes
between two modes, null
meter should
indicatess.......

Answer / muneeb

NULL meter at balanced/0/NULL position means no difference
in output voltages of AVR & MVR (manual VR. Used for Smooth
tranfer from AVR to MVR during operation.

Answer / k.prakashchandra

To indicate that auto-tracking is on . i.e. manual channel excitation is equal to that of auto channel, in case auto fails .

Answer / jayapal

AVR PANEL NULL METER USED AS A SETTING VOLTAGE AND GENERATING VOLTAGE JUST LIKE AVERIFICATION METER

Answer / krishana

Null meter used for power factor balance.

What is indipendant power plant

2 Answers  

Calculating Seawater consumption for SWFGD system

1 Answers   Student,

What is tripping relation between the turbine exhaust pressure and turbine last stage pressure....???

1 Answers   Jaypee,

why the Steam Turbine(20MW)center line and gear box center line not in same elevation during coupling alignment ?

3 Answers   Greenesol Power Systems,

In a coal fired boiler furnace temp. is high but super heater out let temp. low what reason for this?

6 Answers   ABB, Essar, Gayatri,

what is the meaning of SST300 V56A in SIEMENS turbine

0 Answers   Siemens,

what is absolute separator, how it works, what are the types in it

1 Answers  

What is reheated protection

1 Answers  

Why cold water is used for Boiler Hydro test

1 Answers  

im try to calculating seawater flow required for SW-FGD system. I need a guide, equation or method to do it, can some one help me! Thanks very much

0 Answers   Student,

what is block out in thermal power plant?

3 Answers   SECL,

why is the in steam turbine axial displacement of active side thrust pad is positive and non active side thrust pad is negative.

0 Answers