DETAILS FOR BOILER SYSTEM
1. Plant type: Pulp producer from forestry materials.
2. Gas Composition: Water content is approximately 22%.
Dust emission: 50 mg/Nm3
CO emission: 0.25 mg/Nm3
For organic compounds: 50 mg/m3, expressed as carbon. Moisture: typical
3. Steam produced: 35t/h, 450°C, 40 bar
4. Turbine properties:
Inlet Steam parameters: Steam pressure= 40 bar
Steam temperature= 450°C
Outlet Steam parameters (superheated): Steam pressure= 3.5 barg
Steam temperature = 190°C
5. Excitation voltage generator is 6 kV.
6. Water cooling should be adopted.
7. Scope: EP (Engineering + Procurement)
a. Boiler
b. WHR unit for maximum power generation with condenser, turbine, generator,
automation, etc. c. Cooling system
d. Water treatment unit e. Step-up transformer
f. Plant for drying fuel
g. Silo with the eight-hour fuel supplies
h. Engineering, Drawings, Commissioning, Supervising
8. All equipments' price should be given as FOB.
9. A suggested flow sheet is given in the appendix. Technology supplier may or may not use
such an arrangement. It is up to the supplier's process solution.
APPENDIX–FLOWSHEET
