Requirements of Bed material,Charcoal & Diesel.Bed material

MaximumParticlesize:0.85MMTO2.36MM

B

ulkdensity:1000to1100Kg/M3

Ch

emicalcomposition:Alumina 45%to35%

:Silica55%to65%

F

usiontemperature:1400Deg

C

Q

tyrequiredforstartup:

25

TO 30 MT (Approx.)

Charcoal

Size:20-25MMLumps

C

alorificvalue:60006500Kcal/Kg

Q

tyrequiredforstartupDiesel:

3

5

0 400Kgs (Approx.)

Q

tyrequiredforstartup:

6

0 - 100 Ltrs (Approx.)Preparation before light up

Ch

eck t

h

e bed material & c

h

ar coal are free from moisture.

F

irst compartment to 280 MM of W

C

from DP plate for reduction of c

h

arcoal and dieselconsumption.

B

ed material to be filledand level of defluidised bed s

h

ould be 350 MM of W

C

.

F

ill t

h

e water and keep t

h

e drum level 30-35%.Irrescpective of drum level 30-35% take water intodrum t

h

roug

h

economiser initial fill up line and drain excess quantity to avoid any starvation ofeconomiser if yet all economiser is in emptied before lig

h

t up by any mistake.

E

nsure

CB

D and I

B

D valves are in operation by operating once.

Inspect t

h

e boiler before start and c

h

eck t

h

e following1.

E

nsure t

h

e deaerator water level as normal.