Implementing a woodchip facility in Ontario

Sawmill case study

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Biomass project references Project map 2016

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Implementing a woodchip facility in Ontario - Sawmill case study

Family owned business.

Company started as a sawmill in 1992.

Growth and expansion to harvesting, cutting, sawing, drying, milling and pre-finishing.

Latest expansion - Timberthane Coated Siding.

Supports responsible forestry – members of:

Rainforest Alliance.

Trees Ontario.

Forest Stewardship Council of Canada.

www.muskokatimber.com

Muskoka Timber Mills - Project info

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Implementing a woodchip facility in Ontario - Sawmill case study

Production 6,000,000 board feet per year.

4 Nyle dry kilns (rotation).

Paint room with production of 120,000 ft² per week.

Wood residuals used for:

Mulch for gardening.

Sawdust and shavings for farms.

Colored mulch for landscaping.

“Miracle mix” for soil enrichment.

Woodchips for pulp and heating.

Muskoka Timber Mills - Project info

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Implementing a woodchip facility in Ontario - Sawmill case study

Existing 30 HP chipper on site.

Invested in brand new 60HP grinder (it will ensure woodchips to fall through ¾” screener).

Woodchips production

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Implementing a woodchip facility in Ontario - Sawmill case study

Old system for existing buildings:

Oil boiler (estimated efficiency of 60%).

Hot water for heating and ventilation.

DHW.

Electric heaters for drying.

New system for existing buildings and paint room:

220 kW biomass boiler (85% efficient).

250kW propane condensing boiler (>90% efficient).

Hot water for heating and ventilation.

DHW.

Drying.

Electric heaters for drying.

Biomass system design

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Implementing a woodchip facility in Ontario - Sawmill case study Biomass system design - Hydronic heating design

Biomass boiler

Back-up boiler

Thermal

storage tank

Boiler pump & mixing valve

System pump

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Implementing a woodchip facility in Ontario - Sawmill case study

Biomass boiler with:

ASME 30 psi pressure vessels.

Conveyor system and security equipment - CSA approved.

Control panel for Biomass system with integration to BMS system (Modbus).

Mixing valve and pump for the biomass boiler for low return temperature protection.

Flue gas cyclone.

1000 USG thermal storage tank.

Technical support.

Delivery to job site.

Start-up / commissioning.

Biomass system design - Viessmann Scope Of Supply

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Implementing a woodchip facility in Ontario - Sawmill case study Biomass system design - Main components

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Implementing a woodchip facility in Ontario - Sawmill case study Biomass system design - Main components

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Implementing a woodchip facility in Ontario - Sawmill case study Projected project savings

Fuel Price *1

Amount of fuel

needed for 1

MMBTU *2

Price per 1

MMBTU

CO2 emissions per

1MMBTU produced *3

Natural gas $0.205 [per m³] 27.627 [m³] $5.66 44.20 [kg]

Oil $1.05 [per L] 27.039 [L] $28.39 73.68 [kg]

Propane $0.59 [per L] 41.285 [L] $24.43 66.59 [kg]

Electricity $0.13 [per kWh] 293.083 [kWh] $38.10 no information

Pellets $200.00 [per ton] 0.057 [ton] $11.36 CO2 neutral

Woodchips (25% w.c.) $80.00 [per ton] 0.071 [ton] $5.70 CO2 neutral

*1 - Average fuel prices for 2015 – National Resources Canada

*2 - Heating values of the fuels (36197 BTU/m³ -Natural gas; 36984 BTU/L -Oil; 24222 BTU/L -Propane; 17603910 BTU/ton -Pellets; 14043445 BTU/ton -Woodchips 25%)

*3 - 2013 National Inventory Report Canada, Annex 8 - Emission Factors

80% of the fuel that will be burned is considered as “waste”

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Implementing a woodchip facility in Ontario - Sawmill case study

Projected project savings

Actual fuel type: Oil #2

Oil #2 costs per volume [$/USG] 3.97

Oil #2 HHV [kWh/m3] 10,838.00

[Btu/USG] 140,000.00

Annual heating value Oil #2 [kWh] 309,778

[Btu] 1,057,000,000

Annual consumption of Oil #2 [L] 28,570

[USG] 7,550

Annual costs for Oil #2 [$] 30,000.00

New fuel type: Wood chips

Wood chips costs per weight [$/t] 80.00

Wood chips HHV [kWh/kg] 4.12

[Btu/lb] 6,371

Annual heating value Wood

chips

[kWh] 309,778

[Btu] 1,057,006,196

Annual Wood chips weight [t] 75.26

[lb] 165,916

Annual costs for Wood chips [$] 6,020.65

Annual savings by switching fuel are almost $24,000.00

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Implementing a woodchip facility in Ontario - Sawmill case study

Estimated total project cost is around $450,000 and includes:

New woodchip grinder.

Biomass boiler with accessories.

Propane boiler.

Thermal storage tank.

Electrical work.

Boiler room and civil work.

Mechanical installation – biomass.

Mechanical installation – paint room.

Mechanical installation – existing system.

Long distance piping.

Venting and new fans.

Projected project savings

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Implementing a woodchip facility in Ontario - Sawmill case study

System replacement will reduce ≈ 77.39 tons of CO2 emissions per year

Projected project savings

77.39

5.1

CO2 Metric Tons/Year comparison

29.77 acres oftrees forsequestration

average carannual CO2emission= 5.1 t

An acre of mature trees can capture ≈2.6 tons of CO2 per year or 130 tons of CO2 in 50 years period. Tree planning projects have

average 450 trees per acre. One tree can capture 12.71 pounds of CO2 per year.

Canada produces 890,000,000 tons of CO2 per year.

CO2-equivalent emissions figures from public sources. The figures are for illustrative purposes only and haven't been verified by Viessmann.

Implementing a woodchip facility in Ontario Bruno Zrno

Viessmann Manufacturing Company Inc.

(519) 885-6300, ZRNB@viessmann.com

Engineering Biomass Business Developer