3.
3.1.Pulp mill overview
The design production capacity is 850,000ADt/y
Kraft bleach hardwood pulp for the pulp mill. MCC will be EPC contractor to
carry on design, procurement, construction,
commissioning , start-up and test run.
3.2.Design overview
In terms of process design, the pulp
mill includes the following systems: Wood handling, Fiber line plant & Pulp
drying plant, Alkali recovery plant, Chemical preparation plan, Power station, Water
supply system, Recycle cooling water system, Effluent treatment system, Mill
site engineering. The table below presents contained sub-item in each system:
|
System Name
|
Sub-item Name
|
|
Wood handling
|
Barking & Chipper
|
|
Chip piles
|
|
|
Chip Screening
|
|
|
Bark storage
|
|
|
Chip & bark conveyor bridge
|
|
|
Chip handling electrical room
|
|
|
Fiber line plant & Pulp drying plant
|
Cooking
|
|
Fiber line
|
|
|
Pulp drying & Baling
|
|
|
Ware house
|
|
|
Alkali recovery plant
|
Evaporation
|
|
Recovery boiler
|
|
|
Power boiler
|
|
|
Recausticizing
|
|
|
Turbine
|
|
|
Lime kiln
|
|
|
Fuel oil storage & Oil pump house
|
|
|
Stack H=100m
|
|
|
Evaporation plant electrical room
|
|
|
Recausticizing plant electrical room
|
|
|
Chemical preparation plant
|
Chlorine Alkali plant
|
|
Chlorine dioxide plant
|
|
|
Oxygen plant
|
|
|
Chemical
storage
|
|
|
Water supply system
|
Raw
water pumping
|
|
Water
treatment
|
|
|
Pump house electrical room
|
|
|
Cooling tower
|
|
|
Dematerialized
water plant
|
|
|
Effluent treatment system
|
Effluent treatment
|
|
Effluent outlet
|
|
|
Effluent treatment plant electrical room
|
|
|
Mill site engineering
|
First-aid and Fire fighting
station
|
|
Fire water pumping
|
|
|
Pipe bridge
|
|
|
Technical building
|
|
|
Administration building
|
|
|
Workshop and storages
|
|
|
Vehicle repairing
|
|
|
Truck scale
|
|
|
Main gate
|
|
|
Underground services
|
|
|
Road and paved areas
|
|
|
Helipad
|
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