Costs of Fossil Fuel Generating Plant

[ Last Updated 14 November 2005 ]

Short Description This report sets out costs and performance for a range of fossil fuelled electricity generating technologies likely to be used over the next 25 years. Likely station sizes are presented along with an adjustment mechanism for alternative sizes.

Author East Harbour Management Services Ltd

Report to the Ministry of Economic Development

By East Harbour Management Services Ltd
PO Box 11 595 Wellington
Tel: +64-4-385 3398
Fax: +64-4-385 3397
www.eastharbour.co.nz

May 2002

Document Table of Contents

Introduction
Technologies
Current Costs and Performance
Technological Learning and Adoption
Future Costs and Efficiencies
Load Factor
Electricity Generation Costs
Conclusions
Bibliography
Appendix A: Technology Descriptions
Appendix B: Cost Adjustment Procedure
Appendix C: Adjustment of Capital Costs for Unit Size
Appendix D: Changes through Time and Unit Cost Sensitivities

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List of Tables

Table 1: Current Power Station Capital, Operating and Maintenance Costs, and Efficiency
Table 2: Conventional Pulverised Coal/ Fluidised Bed Steam Cycle
Table 3: Integrated Coal Gasification Combined Cycle
Table 4: Gas Combined Cycle
Table 5: Advanced Gas Combined Cycle
Table 6: Combustion Turbine
Table 7: Advanced Combustion Turbine
Table 8: Generic Distributed Generation (Base Loaded)
Table 9: Electricity Costs in 2001 (10% Discount Factor, 20 Year Life, $3/GJ Gas, $2.5/GJ Coal, 90% Load Factor)
Table C1: Capital Cost Scaling Factors
Table D1: 2001 Electricity Costs with a 5% Discount Rate, Gas $3/GJ, Coal $2/GJ, 90% Load Factor, 20 Year Life
Table D2: 2001 Electricity Costs with a 5% Discount Rate, Gas $4/GJ, Coal $2/GJ, 90% Load Factor, 20 Year Life
Table D3: 2001 Electricity Costs with a 5% Discount Rate, Gas $5/GJ, Coal $2.5/GJ, 90% Load Factor, 20 Year Life
Table D4: 2001 Electricity Costs with a 10% Discount Rate, Gas $3/GJ, Coal $2/GJ, 90% Load Factor, 20 Year Life
Table D5: 2001 Electricity Costs with a 10% Discount Rate, Gas $4/GJ, Coal $2/GJ, 90% Load Factor, 20 Year Life
Table D6: 2001 Electricity Costs with a 10% Discount Rate, Gas $5/GJ, Coal $2.5/GJ, 90% Load Factor, 20 Year Life
Table D7: 2012 Electricity Costs with a 5% Discount Rate, Gas $3/GJ, Coal $2/GJ, 90% Load Factor, 20 Year Life
Table D8: 2012 Electricity Costs with a 5% Discount Rate, Gas $4/GJ, Coal $2/GJ, 90% Load Factor, 20 Year Life
Table D9: 2012 Electricity Costs with a 5% Discount Rate, Gas $5/GJ, Coal $2.5/GJ, 90% Load Factor, 20 Year Life
Table D10: 2012 Electricity Costs with a 10% Discount Rate, Gas $3/GJ, Coal $2/GJ, 90% Load Factor, 20 Year Life
Table D11: 2012 Electricity Costs with a 10% Discount Rate, Gas $4/GJ, Coal $2/GJ, 90% Load Factor, 20 Year Life
Table D12: 2012 Electricity Costs with a 10% Discount Rate, Gas $5/GJ, Coal $2.5/GJ, 90% Load Factor, 20 Year Life
Table D13: 2025 Electricity Costs with a 5% Discount Rate, Gas $3/GJ, Coal $2/GJ, 90% Load Factor, 20 Year Life
Table D14: 2025 Electricity Costs with a 5% Discount Rate, Gas $4/GJ, Coal $2/GJ, 90% Load Factor, 20 Year Life
Table D15: 2025 Electricity Costs with a 5% Discount Rate, Gas $5/GJ, Coal $2.5/GJ, 90% Load Factor, 20 Year Life
Table D16: 2025 Electricity Costs with a 10% Discount Rate, Gas $3/GJ, Coal $2/GJ, 90% Load Factor, 20 Year Life
Table D17: 2025 Electricity Costs with a 10% Discount Rate, Gas $4/GJ, Coal $2/GJ, 90% Load Factor, 20 Year Life
Table D18: 2025 Electricity Costs with a 10% Discount Rate, Gas $5/GJ, Coal $2.5/GJ, 90% Load Factor, 20 Year Life