1

( )

: :89/12/14 :90/4/21

:

] [IAE.2000 1998 TWh 14000 TWh 6000 1973

:1. 2. 3. 4. 5. 6. 7. 8. 9. 10. ( ) 11. ( ) 12. 13. MHD 14. 15.

: .

: 25 . 250 1000 . GEC 4/123 100 1040 . 2040 8% .

( ) 6 3 mv 1000 . . 4 4 .

:

:

Fire Room compressor Gas Turbine GeneratorBoiler exhaustexhaust Local control

Trans 400KV

NetworkOrder roomSteam Turbineair

Fire Room compressor Gas Turbine GeneratorBoiler exhaustexhaust Local control

Trans 400KV

NetworkOrder roomSteam Turbineair

:

16 16 . : . : .

: 16 4 4 .

:

: : ()

: dc 120 . E=V.B.L.10*(-8) B L V .

: Boiler . 510 .

: 1- : 90 .

2- : .

: 1- 2- .

: . .

((Crank rpm 1000 rpm 3000 .

: 1. 2. 3. 4. , , , ....

RUN = (R*S+S*T+T*R)* = AND+=OR

: : 1. 2. . (UV) . Over Speed : . : .

Synchronizing : . . .

:

((Sensors ,Transducers ( (Signal Conditioner ( (Control System , Processor ( (Control Valve , Actuator ( (Data Logger ( (Transmitter

(Variable Inductance Transducer)

(Linear Variable Differential Transformer)LVDT

: . : (Absolute pressure) (Atmospheric air pressure) (Gage pressure) (Differential pressure)

(Diaphragm)

:C=A/x

(PTC)

(NTC)

( Thermocouple )RTD ( Resistance Temperature Detector) ( Thermistor) (IC Sensors)

: : . RTD : . RTD : . : . : .