Answer / abinecious

3 element control means if 1 valve control 3 parameter like
in power plant 1 valve control steam flow,drum level and
feed water flow.

Answer / rushikesh s gaddpawar

Three Element loop control is close loop system. In this
system mainly use in power plant that means it use 1.main
steam flow 2.feed water flow 3.drum level.

Answer / shyam

Three element loop is a close loop control system where
control 3 variables

Answer / ashfaq alam

Three element we used basicaly for boiler steam
control.steam pressure, boiler feed water flow and boiler
drum level control and through final control element mean
Flow control valve.

Answer / seshu

Single cortrol valve control the three industrial parameters at same time for ex: boiler drum level control valve

Answer / chris

You nee to be specific, is it -
A) A 3 element loop?
B) 3 elements of a loop?

A) Normally used for boiler control.

B) 1. Detection (Element)
2. Control (controller)
3. Correction (valve)

Answer / ainadz

Basic for close loop.

1 - measure (trasmitter)PV
2 - control (controller)
3 - control valve (MV)

what is seebeck effect?

7 Answers  

Why only negative 24 vdc supply give in vibration measuring system.

6 Answers  

if drum level is low what is interlock? i mean we put interlock to fd fan or id fan ?

4 Answers  

what is PID n give me brief info. about P&I&D.

2 Answers  

what is function of switch, and how is it work, explain with difination

0 Answers   Bapco Bahrain Petroleum Company,

why we use impulse line of flow transmitter at 45 deg. angle both side of orifice plate.

0 Answers  

what is the difference between active & reactive power?

0 Answers  

what is weighfeeder

2 Answers  

please tell me what is a light up procedure of Cfbc boiler and what it's axuillaries of cfbc boiler?

0 Answers   Wartsila,

what is the difference between the microcontroller and PLC?

9 Answers   HAL, Havells,

why we use cascade control and feed foreword control in 3 element control of boiler drum ?what is feed forward and cascade control system ?

0 Answers   Visa Steel,

How do you identify an orifice in the pipeline?

0 Answers