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EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, 2005 - 1 - Part 4: LFG Utilization.

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Presentation on theme: "EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, 2005 - 1 - Part 4: LFG Utilization."— Presentation transcript:

1 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, Part 4: LFG Utilization

2 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization Typical Low-Grade Fuel System with Heat Export

3 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization Technical Options for Electrical Power from LFG

4 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization Guidelines for Technology Selection: Electrical Generation from LFG Technology Preferred Plant Size (MW) Fuel Grade Minimum LFG Heating Value (BTU/cf) Minimum Methane Content (%v/v) Plant Efficiency Gross (%) Plant Efficiency Net (%) Reciprocating Gas Engines Medium 400 (LHV) 45~35~30 Gas Turbines 3-18Medium 360 (LHV) 40~27~21 Combined Cycle >10Medium 350 (LHV) 40~37~35 LFG-Fired Boiler with Steam Turbine 10-50Low-Medium 200 (HHV) 20~33~30 LHV = Low Heating Value HHV = High Heating Value

5 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization Typical Low-Grade Fuel System with Heat Export

6 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization Typical Facility Sending LFG to Nearby Industry

7 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization Typical LFG-Fired Steam Power Plant

8 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization Typical Gas Engine Power Plant

9 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization LFG Engine

10 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization Exhaust from LFG Engines

11 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization Typical LFG-to-Electricity Facility

12 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization Control Panels at LFG-to-Electricity Facility

13 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization Gas Turbine Power Plant

14 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization Microturbine Power Plant

15 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization Microturbine Project in California, USA

16 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization Typical Combined Cycle LFG Utilization System

17 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization Typical High-Grade LFG Fuel System

18 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization Fuel Cell Electrical Power

19 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization LFG Utilization Development Process

20 EnvironmentEnvironnementCanada Nusa Dua, Bali, Indonesia September 5 – 7, LFG Utilization Budget Yardsticks for LFG Utilization Systems (in 2005 Canadian dollars) Utilization Technology Typical Site Sizes (million tonnes) Capital Costs ($/tonne) Capital Costs ($/kW generated) Annual Operations & Maintenance Costs ($/kW generated/yr) Reciprocating Engine 1 – 8 $1.35-$1.95$1,500-$2,000$180-$220 Gas Turbine $1.60-$1.90$1,500-$2,000$110-$145 Combined Cycle >10$1.35-$1.95$1,000-$1,500$60-$100 Boiler/steam turbine >6$1.20-$1.80$1,000-$1,500$55-$85 Assumption: 800 to 1200 kW/million tonnes of MSW


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