coal sampling unit at coal handling plant in power plant.Equipment used and its operation.

1. COAL SAMPLING UNIT
INDEX
SYSTEM
DESIGNING
SYSTEM
DESIGNING
BOTTLE
COLLECTOR
SLIDE GATE
SCREW CONVER-01
& 2
SECONDARY
SAMPLER
CRUSHER
BELT FEEDER
FORWARD/REVE
RSE
PRIMERY
SAMPLER-01/02
DEEPAK GORAI
CONTROL AND INSTRUMENTATION
7008337321

2. DEEPAK GORAI
CONTROL AND INSTRUMENTATION
7008337321

3. DEEPAK GORAI
CONTROL AND INSTRUMENTATION
7008337321

4. BOTTLE COLLECTOR
Bottle Sample Collector is designed to collect sample from
the stream hourly basis i.e. Processed final sample shall be
collected in the each container hourly. One container shall
represent the representation sample of the material hourly
building the Conveyor during the period (1 hr.) The starting of
sampling circuit, the timer of Bottle Sample Collector
REQUIREMENT.
DEEPAK GORAI
CONTROL AND INSTRUMENTATION
7008337321

5. SCREW CONVER-01 & 2
THEY ARE USED TO
DISCHARGED EXCESS
COAL FROM SECONDARY
SAMPLER TO PLANT
CONVEYOR
START SEQUENCE:SCREW
CONVEYOR START AFTER
20S FROM SLIDE GATE
OPEN
DEEPAK GORAI
CONTROL AND INSTRUMENTATION
7008337321

6. SCREW CONVER-01 & 2
START SEQUENCE:SCREW CONVEYOR START AFTER 20S FROM SCREW
CONVEYOR ON.
DEEPAK GORAI
CONTROL AND INSTRUMENTATION
7008337321

7. CRUSHER
.
HAMMER MILL TYPE CRUSHER ARE GENERALLY USED IN
COAL SAMPLE UNIT
CRUSHER START AFTER 20 SEC FROM SECONDARY
SAMPLER ON .
DEEPAK GORAI
CONTROL AND INSTRUMENTATION
7008337321

8. BELT FEEDER
SPEED OF BELT FEEDER IS
RELETIVELY SLOW WHICH
IS ACTING AS MATTERIAL
FEEDING DEVICE
START SEQUENCE:BELT
FEEDER WILL RUN AFTER
20S FROM CRUSHER ON.
DEEPAK GORAI
CONTROL AND INSTRUMENTATION
7008337321

9. PRIMARY
SAMPLER/SECONDAR
Y SAMPLER
SEQUENCE START
AFTER 60S FROM
START BELT
FEEDER
DEEPAK GORAI
CONTROL AND INSTRUMENTATION
7008337321

10. WORK INVOLVE DURING PREVENTIVE MAINTENANCE OF COAL SAMPLING
UNIT
CHECK FOR ANY SPILLAGE.
CHECK FOR CUTTER FOR ANY WEAR ,TIGHTNESS
AND ANY OBSTRUCTIONS.
CHECK OIL LEVEL,OIL CONDITION,,OIL LEAKAGE
OF GEAR BOX
CHECK THE CLEANNESS OF ALL EQUIPMENT.
CHECK THE PROPER OPERATION OF ALL
INSTRUMENTS.
DEEPAK GORAI
CONTROL AND INSTRUMENTATION
7008337321

11. DEEPAK GORAI
CONTROL AND INSTRUMENTATION
7008337321
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