WHAT IS DIFFRENCES DCS & PLC
DCS MEANS DISTRIBUTED CONTROL SYSTEM
PLC -PROGRAMME LOGIC CONTROL
IN A PROJECT OR REFINERY, ASSOCIATED WITH MAIN EQUIPMENT-
SUCH AS BOILER,GAS TURBINE ,STEAM TURBINE ,GENERATOR
N400,230KV SUB STATION... AND BALANCE OF PLANT EQUIPMENT-
fUEL OIL SYSTEM,FUEL GAS ,FIRE FIGHTING,WATER TREATMENT,
AUXILIARY BOILER,AIR COMPRESSOR,HVAC,RAW WATER SYSTEM.
EACH SYSSTEM IS DESIGNED BY DIFFERENT SUPPLIER WITH ITS OWN
LOGIC. tHIS IS DONE BY plc CONTROLLERS.
sO, EACH SYSTEM IS INTEGRATED WITH dcs SYSTEM.
dcs IS THE MANAGEMENT SYSTEM AND INTEGRATES ALL SUB SYSTEM .
DCS INTEGRATES ALL SYSTEM CENTRALLY. oVERALL MONITORING IS
DONE AND MAINTAINS LONG TERM EVENT RECORD.
THE ENTIRE PLANT IS OPERATED start/sTOP SEQUENTIALLY.
aLSO PERMITS DECENTRALIZED OPERATION.
AND IN
Is This Answer Correct ? | 2 Yes | 0 No |
hey guys i recently saw a long transmission line in which a sort of balloons in red and white color were hanging at each section.do u have any idea why are they kept for?
Why we use less dia. fuse and conductors at H.T. side, although we use higher dia. cables on L.t. side?
While performing stability test of differintial cts how to know the voltage and current on both side of the transformer?
Which fault is caused by lightening and thuderstorm a. Line to line fault b. Single line to ground fault c. Double line to ground fault
What's voltage?
1 Answers Pakistan Atomic Energy Commission PAEC,
1.What will be stored in online ups EPROM IC?
what is VSWR?
what is the difference b/w UHVDC and HVDC(LIGHT)?
a 50hz motor to give 60hz whats happening in motor.what happen the motor.
why are use corona ring in high tension line switchgear?
what is impedance?
which of the following loss varies with the load a)hystresis loss b)eddy current loss c)copper loss d)core loss