Wärtsilä Biopower
Wood Energy 2003
Wexford 10-11 of July 2003
Wärtsilä Biopower
Tauno Kuitunen, Sales Manager
Tauno Kuitunen
11 of July 2003
Wärtsilä Power Products



Base load HFO/Gas 5 - 150 MWe
Gas CHP 5 - 50 MWe
Barge mounted HFO 50 - 150 MWe
BioPower 2 - 10 MWe
Tauno Kuitunen
11 of July 2003
1
Wärtsilä Corporation
Key Figures
Group Structure
Power
Marine
Service
38 %
Wärtsilä Power Divisions
Marine
Marine Power
Power Service
Service
Plants
Plants
33 %
29 %
Power
666.0 M EUR
Marine 763.4 M EUR
Service 843.4 M EUR
Steel
200.4 M EUR
Others
45.8 M EUR
Total: 2 519.0 M EUR
Tauno Kuitunen
11 of July 2003
Major Challenges - Biomass Driven
Pieces
140
120
100
80
60
Amount of available
fuel sources
versus size
40
20
0
Fuel source size
EUR/MWe
140
120
100
80
60
“Economi
esofScal
e”plant investment
costs versus size
40
20
0
Power plant size
Wärtsilä
Biopower
Wide variety of bio-fuels:
Most sources are small and
scattered
Varying physical and
combustion characteristics
Tailored small bio-power
plants are too expensive
Has not been volume market
or did not exist a global
supplier to make it
Tauno Kuitunen
11 of July
2003
Tauno
Kuitunen
2
Today’
spr
oductpor
t
f
ol
i
o
BioEnergy Thermal Plants:
 Hot water or / and low pressure steam
 BioEnergy Thermal 3 and 5 MW th Compact
 BioEnergy Thermal 8, 10, 12, 15, 20 MW th
BioPower Plants:
 BioPower 10 CHP and Condense plant
 BioPower 2 & 5 CHP and Condense plants
Oil & Gas Boiler Plants:
 Standardized, factory packaged 2-5 MW th
 Tailored boilers according to the need
Tauno Kuitunen
11 of July 2003
BioEnergy Thermal Plants
BioEnergy Performance Sheet
Plant type
Type
Thermal
 BioEnergy 3
Compact 3.0 MW
 BioEnergy 5
Compact 5.0 MW
 BioEnergy 8
FT
8.0 MW
 BioEnergy 10
FT
10.0 MW
 BioEnergy 12
FT-WT
12.0 MW
Steam
 BioEnergy 15
FT-WT
15.0 MW
Steam
 BioEnergy 17
FT-WT
17.0 MW
Steam
Media
90 /115 C Hot Water
90 /115 C Hot Water
90 /115 C Hot Water
90 /115 C Hot Water
90 /115 C Hot Water or
90 /115 C Hot Water or
90 /115 C Hot Water or
Tauno Kuitunen
11 ofKartano
July 2003 05/03
Jari
3
BioGrateTM - Combustion Technology
 Patented, rotating conical grate
 Combustion area divided into several
ring type, rotating zones
 Zone controlled primary air inlet for
efficient combustion
 Three stage combustion air inlet for
low NOx emissions
 Long
lifetime
operation
 High efficiency
combustion

LowKuitunen
NOx design available
Tauno
 Fuel feeding from the centre bottom
 Under grate wet ash removal
 Designed for wet fuels up to 65%-w
 Reliable
11 of July 2003
BioPower 5 & 2 Boiler island
Refractory covered lower furnace
Membrane wall cooled upper
furnace
Water cooled screen to protect
superheater from radiation
Convective Super-heaters
Water spray / drum cooler steam
temperature control
Designed especially for bio-mass
Low parasitic load
High efficiency
Steam drum with demister and
cyclones for high steam quality
Tauno Kuitunen
11 of July 2003
4
BioPower 10
Designed for tropical woods,
energy woods and agro-wastes,
like sugar bagasse
Water cooled moving grate or
spreader-stoker combustion
system
Big brother of BioPower 2 & 5
Live steam values 60 bar / 480 C
Electrical output
 Condense plant: 10 MWe net
Dry fuel concept
High efficiency
 CHP according requirements
Tauno Kuitunen
11 of July 2003
BioPower -Turbine Packages
Multistage (4-11) high efficiency
steam turbine
Designed for BioPower 2 & 5 & 10
power plants
Condensing, back-pressure, and
extraction-condensing types
Skid mounted with gear box and
generator
Power range 1.0 to 10.9 MWe
Integral part of Wärtsilä product
Tauno Kuitunen
11 of July 2003
5
BioPower 2 & 5 & 10 Applications
Main Performance Data BP 2 CHP: (Op. Press 23 bar / 450C)
Plant type
MWe Thermal
Media
 BioPower 2 DH 1.7
7.5 MW
50 / 95 C DH water
 BioPower 2 HW 1.3
8.0 MW
90 /115 C Hot Water
 BioPower 2 ST 1.0
11.5 t/h
4 bar / 95 C Water
Main Performance Data BP 5 CHP: (Op. Press 50 bar / 450C)
Plant type
MWe Thermal
Media
 BioPower 5 DH 3.5
12.5 MW
50 / 95 C DH water
 BioPower 5 HW 2.9
13.5 MW
90 /115 C Hot Water
 BioPower 5 ST 2.3
20.5 t/h
4 bar / 95 C Water
Main Performance Data Condensing Plant:
Plant type
MWe Op. Press
Gross Efficiency
 BioPower 2
2.5
23 bar / 450 C 22%
 BioPower 5
4.5
50 bar / 450 C 24%
 BioPower 10
10.9
60 bar / 480 C 29%
Tauno Kuitunen
11 of July 2003
Sawmill material balance
Drying 1 m3  250 kWh heat
50 kWh el
All volumes are based on
solid cubic meter values
Timber
2.27 m3
Logs
Sawmill
Chips to pulp
(0.4 MWh) Bark
(0.6 MWh) Sawdust
1 m3
0.27 m3
0.30
m3
0.66 m3
0,25 MWh
Heat
0.33 MWh
0,03 MWh
El
CHP plant
0.67 MWh over
Tauno Kuitunen
11 of July 2003
6
Sawmill
5,0
4,5
4,0
3,5
3,0
2,5
2,0
1,5
1,0
0,5
0,0
Sales
ELECTRICITY
Purchase
Biopower5
1000
Electricity
GWh
2000
3000
4000
Biopower5
32,56
0,00
5000
6000
Purchase
0,08
7000
Sales
-27,64
8000
Consumpt.
5,00
Boilers
6,0
HEAT
5,0
Biopower5
4,0
•Even heat consumption in
drying kilns
•Peak load utilisation time
6000 h
•All power to own
consumption
•Low fuel price
•Joint Implementation, if CO2
reduction
3,0
2,0
1,0
0,0
1000
Heat
GW h
2000
3000
Biopower5
24,31
0,00
4000
5000
Boilers
0,69
6000
7000
8000
Consumpt.
25,00
Tauno Kuitunen
11 of July 2003
Sawmill
3,9 MWe
4,0 MWth
Tauno Kuitunen
11 of July 2003
7
Sawmill
Production values
BioPower 2
Power
Heat
Fuel
Full power utilization time
Electricity production
Heat production by bio fuel
Bio fuel consumption
Bark consumption (humidity 60%)
3,9 MW
4,0 MW
19,5 MW
8000 h
32 GWh
24 GWh
152 GWh
250 000 m3
Tauno Kuitunen
11 of July 2003
Sawmill
Economical parameters
Electricity price
60-100 Euro/MWh
Heat price
12 Euro/MWh
Fuel price
5 Euro/MWh
Investment EPC and foundation
not including external systems
(Including the subsidy)
6.0 - 6.2 MEuro
Subsidy
20 %
Calculation period
20 years
Calculation real interest rate
7%
Tauno Kuitunen
11 of July 2003
8
Sawmill
Pay-back time
7
6
Years
5
4
3
2
1
0
60
80
100
Power price EUR/MWh
Tauno Kuitunen
11 of July 2003
Biopower Reference
Tranås Energi, Sweden
District Heating Company
BioPower, CHP, 8 MWth / 1,8 MWe
Bark, saw dust, wood chips
Steam boiler 350 oC, 16 bar
Steam turbine 1,8 MWe
Turn-key delivery 2002
Tauno Kuitunen
11 of July 2003
9
Martinssons Trä, Sweden
 BioEnergy, CHP, 10 MWth
 Bark, sawdust, chips
 Steam boiler 150 oC, 10 bar
 Process delivery 2000
Tauno Kuitunen
11 of July 2003
Biopower Reference
Koskinen Ltd, Finland
Sawmill - soft wood
BioEnergy 15 MWth
Wood chips, bark, saw dust
Steam boiler 23 t/h 204 oC, 16
bar
Turn-key delivery 2001
Tauno Kuitunen
11 of July 2003
10
Biopower Reference
Finnforest Vilppula , Finland
BioPower 5 HW 13,5 MWth / 2,9
MWe
Bark, saw dust, wood chips
Steam boiler 450 oC, 50 bar
Steam turbine 2,9 MWe
Turn-key delivery December 2003
Tauno Kuitunen
11 of July 2003
Biopower Reference
Finnforest Renko , Finland
BioPower2 HW 8,0 MWth / 1,3
MWe
Bark, saw dust, wood chips
Steam boiler 450 oC, 23 bar
Steam turbine 1,3 MWe
Turn-key delivery December 2003
Tauno Kuitunen
11 of July 2003
11